Merge pull request #2672 from github/cut-release-v4.6.4

Cut release v4.6.4

.gitmodules

@@ -169,9 +169,6 @@
 [submodule "vendor/grammars/sublime-idris"]
 	path = vendor/grammars/sublime-idris
 	url = https://github.com/laughedelic/sublime-idris
-[submodule "vendor/grammars/sublime-better-typescript"]
-	path = vendor/grammars/sublime-better-typescript
-	url = https://github.com/lavrton/sublime-better-typescript
 [submodule "vendor/grammars/moonscript-tmbundle"]
 	path = vendor/grammars/moonscript-tmbundle
 	url = https://github.com/leafo/moonscript-tmbundle
@@ -256,9 +253,6 @@
 [submodule "vendor/grammars/SublimeXtend"]
 	path = vendor/grammars/SublimeXtend
 	url = https://github.com/staltz/SublimeXtend
-[submodule "vendor/grammars/Stata.tmbundle"]
-	path = vendor/grammars/Stata.tmbundle
-	url = https://github.com/statatmbundle/Stata.tmbundle
 [submodule "vendor/grammars/Vala-TMBundle"]
 	path = vendor/grammars/Vala-TMBundle
 	url = https://github.com/technosophos/Vala-TMBundle
@@ -397,9 +391,6 @@
 [submodule "vendor/grammars/processing.tmbundle"]
 	path = vendor/grammars/processing.tmbundle
 	url = https://github.com/textmate/processing.tmbundle
-[submodule "vendor/grammars/prolog.tmbundle"]
-	path = vendor/grammars/prolog.tmbundle
-	url = https://github.com/textmate/prolog.tmbundle
 [submodule "vendor/grammars/python-django.tmbundle"]
 	path = vendor/grammars/python-django.tmbundle
 	url = https://github.com/textmate/python-django.tmbundle
@@ -668,3 +659,24 @@
 [submodule "vendor/grammars/vue-syntax-highlight"]
 	path = vendor/grammars/vue-syntax-highlight
 	url = https://github.com/vuejs/vue-syntax-highlight
+[submodule "vendor/grammars/st2-zonefile"]
+	path = vendor/grammars/st2-zonefile
+	url = https://github.com/sixty4k/st2-zonefile
+[submodule "vendor/grammars/sublimeprolog"]
+	path = vendor/grammars/sublimeprolog
+	url = https://github.com/alnkpa/sublimeprolog
+[submodule "vendor/grammars/sublime-aspectj"]
+	path = vendor/grammars/sublime-aspectj
+	url = https://github.com/pchaigno/sublime-aspectj
+[submodule "vendor/grammars/sublime-typescript"]
+	path = vendor/grammars/sublime-typescript
+	url = https://github.com/Microsoft/TypeScript-Sublime-Plugin
+[submodule "vendor/grammars/X10"]
+	path = vendor/grammars/X10
+	url = git@github.com:x10-lang/x10-highlighting.git
+[submodule "vendor/grammars/language-babel"]
+	path = vendor/grammars/language-babel
+	url = https://github.com/gandm/language-babel
+[submodule "vendor/grammars/Stata.tmbundle"]
+	path = vendor/grammars/Stata.tmbundle
+	url = https://github.com/pschumm/Stata.tmbundle

README.md

@@ -13,10 +13,10 @@ See [Troubleshooting](#troubleshooting) and [`CONTRIBUTING.md`](/CONTRIBUTING.md
 
 ![language stats bar](https://cloud.githubusercontent.com/assets/173/5562290/48e24654-8ddf-11e4-8fe7-735b0ce3a0d3.png)
 
-The Language stats bar is built by aggregating the languages of each file in that repository. If it is reporting a language that you don't expect:
+The Language stats bar displays languages percentages for the files in the repository. The percentages are calculated based on the bytes of code for each language as reported by the [List Languages](https://developer.github.com/v3/repos/#list-languages) API. If the bar is reporting a language that you don't expect:
 
 0. Click on the name of the language in the stats bar to see a list of the files that are identified as that language.
-0. If you see files that you didn't write, consider moving the files into one of the [paths for vendored  code](https://github.com/github/linguist/blob/master/lib/linguist/vendor.yml), or use the [manual overrides](#overrides) feature to ignore them.
+0. If you see files that you didn't write, consider moving the files into one of the [paths for vendored  code](/lib/linguist/vendor.yml), or use the [manual overrides](#overrides) feature to ignore them.
 0. If the files are being misclassified, search for [open issues][issues] to see if anyone else has already reported the issue. Any information you an add, especially links to public repositories, is helpful.
 0. If there are no reported issues of this misclassification, [open an issue][new-issue] and include a link to the repository or a sample of the code that is being misclassified.
 

bin/git-linguist

@@ -0,0 +1,137 @@
+#!/usr/bin/env ruby
+
+require 'linguist'
+require 'rugged'
+require 'optparse'
+require 'json'
+require 'tmpdir'
+require 'zlib'
+
+class GitLinguist
+  def initialize(path, commit_oid, incremental = true)
+    @repo_path = path
+    @commit_oid = commit_oid
+    @incremental = incremental
+  end
+
+  def linguist
+    if @commit_oid.nil?
+      raise "git-linguist must be called with a specific commit OID to perform language computation"
+    end
+    repo = Linguist::Repository.new(rugged, @commit_oid)
+
+    if @incremental && stats = load_language_stats
+      old_commit_oid, old_stats = stats
+
+      # A cache with NULL oid means that we want to froze
+      # these language stats in place and stop computing
+      # them (for performance reasons)
+      return old_stats if old_commit_oid == NULL_OID
+      repo.load_existing_stats(old_commit_oid, old_stats)
+    end
+
+    result = yield repo
+
+    save_language_stats(@commit_oid, repo.cache)
+    result
+  end
+
+  def load_language_stats
+    version, oid, stats = load_cache
+    if version == LANGUAGE_STATS_CACHE_VERSION && oid && stats
+      [oid, stats]
+    end
+  end
+
+  def save_language_stats(oid, stats)
+    cache = [LANGUAGE_STATS_CACHE_VERSION, oid, stats]
+    write_cache(cache)
+  end
+
+  def clear_language_stats
+    File.unlink(cache_file)
+  end
+
+  def disable_language_stats
+    save_language_stats(NULL_OID, {})
+  end
+
+  protected
+  NULL_OID = ("0" * 40).freeze
+
+  LANGUAGE_STATS_CACHE = 'language-stats.cache'
+  LANGUAGE_STATS_CACHE_VERSION = "v3:#{Linguist::VERSION}"
+
+  def rugged
+    @rugged ||= Rugged::Repository.bare(@repo_path)
+  end
+
+  def cache_file
+    File.join(@repo_path, LANGUAGE_STATS_CACHE)
+  end
+
+  def write_cache(object)
+    return unless File.directory? @repo_path
+
+    begin
+      tmp_path = Dir::Tmpname.make_tmpname(cache_file, nil)
+      File.open(tmp_path, "wb") do |f|
+        marshal = Marshal.dump(object)
+        f.write(Zlib::Deflate.deflate(marshal))
+      end
+
+      File.rename(tmp_path, cache_file)
+    rescue => e
+      (File.unlink(tmp_path) rescue nil)
+      raise e
+    end
+  end
+
+  def load_cache
+    marshal = File.open(cache_file, "rb") { |f| Zlib::Inflate.inflate(f.read) }
+    Marshal.load(marshal)
+  rescue SystemCallError, ::Zlib::DataError, ::Zlib::BufError, TypeError
+    nil
+  end
+end
+
+
+def git_linguist(args)
+  incremental = true
+  commit = nil
+
+  parser = OptionParser.new do |opts|
+    opts.banner = "Usage: git-linguist [OPTIONS] stats|breakdown|dump-cache|clear|disable"
+
+    opts.on("-f", "--force", "Force a full rescan") { incremental = false }
+    opts.on("--commit=COMMIT", "Commit to index") { |v| commit = v}
+  end
+
+  parser.parse!(args)
+
+  git_dir = `git rev-parse --git-dir`.strip
+  raise "git-linguist must be ran in a Git repository" unless $?.success?
+  wrapper = GitLinguist.new(git_dir, commit, incremental)
+
+  case args.pop
+  when "stats"
+    wrapper.linguist do |linguist|
+      puts JSON.dump(linguist.languages)
+    end
+  when "breakdown"
+    wrapper.linguist do |linguist|
+      puts JSON.dump(linguist.breakdown_by_file)
+    end
+  when "dump-cache"
+    puts JSON.dump(wrapper.load_language_stats)
+  when "clear"
+    wrapper.clear_language_stats
+  when "disable"
+    wrapper.disable_language_stats
+  else
+    $stderr.print(parser.help)
+    exit 1
+  end
+end
+
+git_linguist(ARGV)

github-linguist.gemspec

@@ -10,8 +10,8 @@ Gem::Specification.new do |s|
   s.homepage = "https://github.com/github/linguist"
   s.license  = "MIT"
 
-  s.files = Dir['lib/**/*'] - ['lib/linguist/grammars.rb']
+  s.files = Dir['lib/**/*'] - ['lib/linguist/grammars.rb'] + ['LICENSE']
-  s.executables << 'linguist'
+  s.executables = ['linguist', 'git-linguist']
 
   s.add_dependency 'charlock_holmes', '~> 0.7.3'
   s.add_dependency 'escape_utils',    '~> 1.1.0'
@@ -24,4 +24,6 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rake'
   s.add_development_dependency 'yajl-ruby'
   s.add_development_dependency 'color-proximity', '~> 0.2.1'
+  s.add_development_dependency 'licensee', '~> 4.7.4'
+
 end

grammars.yml

@@ -92,7 +92,7 @@ vendor/grammars/Scalate.tmbundle:
 - text.html.ssp
 vendor/grammars/Slash.tmbundle:
 - text.html.slash
-vendor/grammars/Stata.tmbundle:
+vendor/grammars/Stata.tmbundle/:
 - source.mata
 - source.stata
 vendor/grammars/Stylus/:
@@ -144,6 +144,8 @@ vendor/grammars/VBDotNetSyntax:
 - source.vbnet
 vendor/grammars/Vala-TMBundle:
 - source.vala
+vendor/grammars/X10:
+- source.x10
 vendor/grammars/abap.tmbundle:
 - source.abap
 vendor/grammars/actionscript3-tmbundle:
@@ -176,6 +178,8 @@ vendor/grammars/assembly.tmbundle:
 - source.x86asm
 vendor/grammars/atom-fsharp/:
 - source.fsharp
+- source.fsharp.fsi
+- source.fsharp.fsx
 vendor/grammars/atom-language-purescript/:
 - source.purescript
 vendor/grammars/atom-salt:
@@ -312,6 +316,9 @@ vendor/grammars/json.tmbundle:
 - source.json
 vendor/grammars/kotlin-sublime-package:
 - source.Kotlin
+vendor/grammars/language-babel/:
+- source.js.jsx
+- source.regexp.babel
 vendor/grammars/language-clojure:
 - source.clojure
 vendor/grammars/language-coffee-script:
@@ -331,6 +338,7 @@ vendor/grammars/language-hy:
 vendor/grammars/language-javascript:
 - source.js
 - source.js.regexp
+- source.js.regexp.replacement
 vendor/grammars/language-jsoniq/:
 - source.jq
 - source.xq
@@ -431,8 +439,6 @@ vendor/grammars/powershell:
 - source.powershell
 vendor/grammars/processing.tmbundle:
 - source.processing
-vendor/grammars/prolog.tmbundle:
-- source.prolog
 vendor/grammars/protobuf-tmbundle:
 - source.protobuf
 vendor/grammars/puppet-textmate-bundle:
@@ -470,6 +476,8 @@ vendor/grammars/smalltalk-tmbundle:
 - source.smalltalk
 vendor/grammars/sql.tmbundle:
 - source.sql
+vendor/grammars/st2-zonefile:
+- text.zone_file
 vendor/grammars/standard-ml.tmbundle:
 - source.cm
 - source.ml
@@ -477,10 +485,10 @@ vendor/grammars/sublime-MuPAD:
 - source.mupad
 vendor/grammars/sublime-apl/:
 - source.apl
+vendor/grammars/sublime-aspectj/:
+- source.aspectj
 vendor/grammars/sublime-befunge:
 - source.befunge
-vendor/grammars/sublime-better-typescript:
-- source.ts
 vendor/grammars/sublime-bsv:
 - source.bsv
 vendor/grammars/sublime-cirru:
@@ -519,6 +527,9 @@ vendor/grammars/sublime-text-ox/:
 - source.ox
 vendor/grammars/sublime-text-pig-latin/:
 - source.pig_latin
+vendor/grammars/sublime-typescript/:
+- source.ts
+- source.tsx
 vendor/grammars/sublime-varnish:
 - source.varnish.vcl
 vendor/grammars/sublime_cobol:
@@ -529,6 +540,9 @@ vendor/grammars/sublime_cobol:
 vendor/grammars/sublime_man_page_support:
 - source.man
 - text.groff
+vendor/grammars/sublimeprolog/:
+- source.prolog
+- source.prolog.eclipse
 vendor/grammars/sublimetext-cuda-cpp:
 - source.cuda-c++
 vendor/grammars/swift.tmbundle:

lib/linguist/documentation.yml

@@ -13,6 +13,7 @@
 - (^|/)[Dd]ocumentation/
 - (^|/)javadoc/
 - ^man/
+- ^[Ee]xamples/
 
 ## Documentation files ##
 
@@ -21,4 +22,9 @@
 - (^|/)COPYING(\.|$)
 - (^|/)INSTALL(\.|$)
 - (^|/)LICEN[CS]E(\.|$)
+- (^|/)[Ll]icen[cs]e(\.|$)
 - (^|/)README(\.|$)
+- (^|/)[Rr]eadme(\.|$)
+
+# Samples folders
+- ^[Ss]amples/

lib/linguist/generated.rb

@@ -241,22 +241,26 @@ module Linguist
       return lines[0].include?("Code generated by")
     end
 
+    PROTOBUF_EXTENSIONS = ['.py', '.java', '.h', '.cc', '.cpp']
+
     # Internal: Is the blob a C++, Java or Python source file generated by the
     # Protocol Buffer compiler?
     #
     # Returns true of false.
     def generated_protocol_buffer?
-      return false unless ['.py', '.java', '.h', '.cc', '.cpp'].include?(extname)
+      return false unless PROTOBUF_EXTENSIONS.include?(extname)
       return false unless lines.count > 1
 
       return lines[0].include?("Generated by the protocol buffer compiler.  DO NOT EDIT!")
     end
 
+    APACHE_THRIFT_EXTENSIONS = ['.rb', '.py', '.go', '.js', '.m', '.java', '.h', '.cc', '.cpp']
+
     # Internal: Is the blob generated by Apache Thrift compiler?
     #
     # Returns true or false
     def generated_apache_thrift?
-      return false unless ['.rb', '.py', '.go', '.js', '.m', '.java', '.h', '.cc', '.cpp'].include?(extname)
+      return false unless APACHE_THRIFT_EXTENSIONS.include?(extname)
       return false unless lines.count > 1
 
       return lines[0].include?("Autogenerated by Thrift Compiler") || lines[1].include?("Autogenerated by Thrift Compiler")

lib/linguist/heuristics.rb

@@ -33,7 +33,7 @@ module Linguist
     #
     # Examples
     #
-    #     disambiguate "Perl", "Prolog" do |data|
+    #     disambiguate ".pm" do |data|
     #       if data.include?("use strict")
     #         Language["Perl"]
     #       elsif /^[^#]+:-/.match(data)
@@ -56,6 +56,7 @@ module Linguist
 
     # Internal: Check if this heuristic matches the candidate languages.
     def matches?(filename)
+      filename = filename.downcase
       @extensions.any? { |ext| filename.end_with?(ext) }
     end
 
@@ -65,7 +66,17 @@ module Linguist
     end
 
     # Common heuristics
-    ObjectiveCRegex = /^[ \t]*@(interface|class|protocol|property|end|synchronised|selector|implementation)\b/
+    ObjectiveCRegex = /^\s*(@(interface|class|protocol|property|end|synchronised|selector|implementation)\b|#import\s+.+\.h[">])/
+
+    disambiguate ".asc" do |data|
+      if /^(----[- ]BEGIN|ssh-(rsa|dss)) /.match(data)
+        Language["Public Key"]
+      elsif /^[=-]+(\s|\n)|{{[A-Za-z]/.match(data)
+        Language["AsciiDoc"]
+      elsif /^(\/\/.+|((import|export)\s+)?(function|int|float|char)\s+((room|repeatedly|on|game)_)?([A-Za-z]+[A-Za-z_0-9]+)\s*[;\(])/.match(data)
+        Language["AGS Script"]
+      end
+    end
 
     disambiguate ".bb" do |data|
       if /^\s*; /.match(data) || data.include?("End Function")
@@ -75,67 +86,9 @@ module Linguist
       end
     end
 
-    disambiguate ".cs" do |data|
+    disambiguate ".ch" do |data|
-      if /![\w\s]+methodsFor: /.match(data)
+      if /^\s*#\s*(if|ifdef|ifndef|define|command|xcommand|translate|xtranslate|include|pragma|undef)\b/i.match(data)
-        Language["Smalltalk"]
+        Language["xBase"]
-      elsif /^\s*namespace\s*[\w\.]+\s*{/.match(data) || /^\s*\/\//.match(data)
-        Language["C#"]
-      end
-    end
-
-    disambiguate ".h" do |data|
-      if ObjectiveCRegex.match(data)
-        Language["Objective-C"]
-      elsif (/^\s*#\s*include <(cstdint|string|vector|map|list|array|bitset|queue|stack|forward_list|unordered_map|unordered_set|(i|o|io)stream)>/.match(data) ||
-        /^\s*template\s*</.match(data) || /^[ \t]*try/.match(data) || /^[ \t]*catch\s*\(/.match(data) || /^[ \t]*(class|(using[ \t]+)?namespace)\s+\w+/.match(data) || /^[ \t]*(private|public|protected):$/.match(data) || /std::\w+/.match(data))
-        Language["C++"]
-      end
-    end
-
-    disambiguate ".pl" do |data|
-      if /^(use v6|(my )?class|module)/.match(data)
-        Language["Perl6"]
-      elsif /use strict|use\s+v?5\./.match(data)
-        Language["Perl"]
-      elsif /^[^#]+:-/.match(data)
-        Language["Prolog"]
-      end
-    end
-
-    disambiguate ".pm" do |data|
-      if /^(use v6|(my )?class|module)/.match(data)
-        Language["Perl6"]
-      elsif /use strict|use\s+v?5\./.match(data)
-        Language["Perl"]
-      end
-    end
-
-    disambiguate ".ecl" do |data|
-      if /^[^#]+:-/.match(data)
-        Language["Prolog"]
-      elsif data.include?(":=")
-        Language["ECL"]
-      end
-    end
-
-    disambiguate ".pro" do |data|
-      if /^[^#]+:-/.match(data)
-        Language["Prolog"]
-      elsif data.include?("last_client=")
-        Language["INI"]
-      elsif data.include?("HEADERS") && data.include?("SOURCES")
-        Language["QMake"]
-      elsif /^\s*function[ \w,]+$/.match(data)
-        Language["IDL"]
-      end
-    end
-
-    disambiguate ".tst" do |data|
-      if (data.include?("gap> "))
-        Language["GAP"]
-      # Heads up - we don't usually write heuristics like this (with no regex match)
-      else
-        Language["Scilab"]
       end
     end
 
@@ -149,29 +102,29 @@ module Linguist
       end
     end
 
-    disambiguate ".php" do |data|
+    disambiguate ".cs" do |data|
-      if data.include?("<?hh")
+      if /![\w\s]+methodsFor: /.match(data)
-        Language["Hack"]
+        Language["Smalltalk"]
-      elsif /<?[^h]/.match(data)
+      elsif /^\s*namespace\s*[\w\.]+\s*{/.match(data) || /^\s*\/\//.match(data)
-        Language["PHP"]
+        Language["C#"]
       end
     end
 
-    disambiguate ".sc" do |data|
+    disambiguate ".d" do |data|
-      if /\^(this|super)\./.match(data) || /^\s*(\+|\*)\s*\w+\s*{/.match(data) || /^\s*~\w+\s*=\./.match(data)
+      if /^module /.match(data)
-        Language["SuperCollider"]
+        Language["D"]
-      elsif /^\s*import (scala|java)\./.match(data) || /^\s*val\s+\w+\s*=/.match(data) || /^\s*class\b/.match(data)
+      elsif /^((dtrace:::)?BEGIN|provider |#pragma (D (option|attributes)|ident)\s)/.match(data)
-        Language["Scala"]
+        Language["DTrace"]
+      elsif /(\/.*:( .* \\)$| : \\$|^ : |: \\$)/.match(data)
+        Language["Makefile"]
       end
     end
 
-    disambiguate ".asc" do |data|
+    disambiguate ".ecl" do |data|
-      if /^(----[- ]BEGIN|ssh-(rsa|dss)) /.match(data)
+      if /^[^#]+:-/.match(data)
-        Language["Public Key"]
+        Language["ECLiPSe"]
-      elsif /^[=-]+(\s|\n)|{{[A-Za-z]/.match(data)
+      elsif data.include?(":=")
-        Language["AsciiDoc"]
+        Language["ECL"]
-      elsif /^(\/\/.+|((import|export)\s+)?(function|int|float|char)\s+((room|repeatedly|on|game)_)?([A-Za-z]+[A-Za-z_0-9]+)\s*[;\(])/.match(data)
-        Language["AGS Script"]
       end
     end
 
@@ -183,6 +136,16 @@ module Linguist
       end
     end
 
+    disambiguate ".fr" do |data|
+      if /^(: |also |new-device|previous )/.match(data)
+        Language["Forth"]
+      elsif /^\s*(import|module|package|data|type) /.match(data)
+        Language["Frege"]
+      else
+        Language["Text"]
+      end
+    end
+
     disambiguate ".fs" do |data|
       if /^(: |new-device)/.match(data)
         Language["Forth"]
@@ -195,6 +158,47 @@ module Linguist
       end
     end
 
+    disambiguate ".gs" do |data|
+      Language["Gosu"] if /^uses java\./.match(data)
+    end
+
+    disambiguate ".h" do |data|
+      if ObjectiveCRegex.match(data)
+        Language["Objective-C"]
+      elsif (/^\s*#\s*include <(cstdint|string|vector|map|list|array|bitset|queue|stack|forward_list|unordered_map|unordered_set|(i|o|io)stream)>/.match(data) ||
+        /^\s*template\s*</.match(data) || /^[ \t]*try/.match(data) || /^[ \t]*catch\s*\(/.match(data) || /^[ \t]*(class|(using[ \t]+)?namespace)\s+\w+/.match(data) || /^[ \t]*(private|public|protected):$/.match(data) || /std::\w+/.match(data))
+        Language["C++"]
+      end
+    end
+
+    disambiguate ".l" do |data|
+      if /\(def(un|macro)\s/.match(data)
+        Language["Common Lisp"]
+      elsif /^(%[%{}]xs|<.*>)/.match(data)
+        Language["Lex"]
+      elsif /^\.[a-z][a-z](\s|$)/i.match(data)
+        Language["Groff"]
+      elsif /^\((de|class|rel|code|data|must)\s/.match(data)
+        Language["PicoLisp"]
+      end
+    end
+
+    disambiguate ".ls" do |data|
+      if /^\s*package\s*[\w\.\/\*\s]*\s*{/.match(data)
+        Language["LoomScript"]
+      else
+        Language["LiveScript"]
+      end
+    end
+
+    disambiguate ".lsp", ".lisp" do |data|
+      if /^\s*\((defun|in-package|defpackage) /i.match(data)
+        Language["Common Lisp"]
+      elsif /^\s*\(define /.match(data)
+        Language["NewLisp"]
+      end
+    end
+
     disambiguate ".m" do |data|
       if ObjectiveCRegex.match(data)
         Language["Objective-C"]
@@ -213,41 +217,113 @@ module Linguist
       end
     end
 
-    disambiguate ".gs" do |data|
+    disambiguate ".ml" do |data|
-      Language["Gosu"] if /^uses java\./.match(data)
+      if /(^\s*module)|let rec |match\s+(\S+\s)+with/.match(data)
-    end
+        Language["OCaml"]
-
+      elsif /=> |case\s+(\S+\s)+of/.match(data)
-    disambiguate ".ls" do |data|
+        Language["Standard ML"]
-      if /^\s*package\s*[\w\.\/\*\s]*\s*{/.match(data)
-        Language["LoomScript"]
-      else
-        Language["LiveScript"]
       end
     end
 
-    disambiguate ".lsp", ".lisp" do |data|
+    disambiguate ".mod" do |data|
-      if /^\s*\((defun|in-package|defpackage) /i.match(data)
+      if data.include?('<!ENTITY ')
-        Language["Common Lisp"]
+        Language["XML"]
-      elsif /^\s*\(define /.match(data)
+      elsif /MODULE\s\w+\s*;/i.match(data) || /^\s*END \w+;$/i.match(data)
+        Language["Modula-2"]
+      else
+        [Language["Linux Kernel Module"], Language["AMPL"]]
+      end
+    end
+
+    disambiguate ".ms" do |data|
+      if /^[.'][a-z][a-z](\s|$)/i.match(data)
+        Language["Groff"]
+      elsif /((^|\s)move?[. ])|\.(include|globa?l)\s/.match(data)
+        Language["GAS"]
+      end
+    end
+
+    disambiguate ".n" do |data|
+      if /^[.']/.match(data)
+        Language["Groff"]
+      elsif /^(module|namespace|using)\s/.match(data)
+        Language["Nemerle"]
+      end
+    end
+
+    disambiguate ".ncl" do |data|
+      if data.include?("THE_TITLE")
+        Language["Text"]
+      end
+    end
+
+    disambiguate ".nl" do |data|
+      if /^(b|g)[0-9]+ /.match(data)
+        Language["NL"]
+      else
         Language["NewLisp"]
       end
     end
 
-    disambiguate ".ts" do |data|
+    disambiguate ".php" do |data|
-      if data.include?("<TS ")
+      if data.include?("<?hh")
-        Language["XML"]
+        Language["Hack"]
-      else
+      elsif /<?[^h]/.match(data)
-        Language["TypeScript"]
+        Language["PHP"]
       end
     end
 
-    disambiguate ".fr" do |data|
+    disambiguate ".pl" do |data|
-      if /^(: |also |new-device|previous )/.match(data)
+      if /^(use v6|(my )?class|module)/.match(data)
-        Language["Forth"]
+        Language["Perl6"]
-      elsif /^\s*(import|module|package|data|type) /.match(data)
+      elsif /use strict|use\s+v?5\./.match(data)
-        Language["Frege"]
+        Language["Perl"]
-      else
+      elsif /^[^#]+:-/.match(data)
-        Language["Text"]
+        Language["Prolog"]
+      end
+    end
+
+    disambiguate ".pm", ".t" do |data|
+      if /^(use v6|(my )?class|module)/.match(data)
+        Language["Perl6"]
+      elsif /use strict|use\s+v?5\./.match(data)
+        Language["Perl"]
+      end
+    end
+
+    disambiguate ".pro" do |data|
+      if /^[^#]+:-/.match(data)
+        Language["Prolog"]
+      elsif data.include?("last_client=")
+        Language["INI"]
+      elsif data.include?("HEADERS") && data.include?("SOURCES")
+        Language["QMake"]
+      elsif /^\s*function[ \w,]+$/.match(data)
+        Language["IDL"]
+      end
+    end
+
+    disambiguate ".r" do |data|
+      if /\bRebol\b/i.match(data)
+        Language["Rebol"]
+      elsif data.include?("<-")
+        Language["R"]
+      end
+    end
+
+    disambiguate ".rs" do |data|
+      if /^(use |fn |mod |pub |macro_rules|impl|#!?\[)/.match(data)
+        Language["Rust"]
+      elsif /#include|#pragma\s+(rs|version)|__attribute__/.match(data)
+        Language["RenderScript"]
+      end
+    end
+
+    disambiguate ".sc" do |data|
+      if /\^(this|super)\./.match(data) || /^\s*(\+|\*)\s*\w+\s*{/.match(data) || /^\s*~\w+\s*=\./.match(data)
+        Language["SuperCollider"]
+      elsif /^\s*import (scala|java)\./.match(data) || /^\s*val\s+\w+\s*=/.match(data) || /^\s*class\b/.match(data)
+        Language["Scala"]
       end
     end
 
@@ -267,95 +343,20 @@ module Linguist
       end
     end
 
-    disambiguate ".d" do |data|
+    disambiguate ".ts" do |data|
-      if /^module /.match(data)
+      if data.include?("<TS ")
-        Language["D"]
-      elsif /^((dtrace:::)?BEGIN|provider |#pragma (D (option|attributes)|ident)\s)/.match(data)
-        Language["DTrace"]
-      elsif /(\/.*:( .* \\)$| : \\$|^ : |: \\$)/.match(data)
-        Language["Makefile"]
-      end
-    end
-
-    disambiguate ".ml" do |data|
-      if /(^\s*module)|let rec |match\s+(\S+\s)+with/.match(data)
-        Language["OCaml"]
-      elsif /=> |case\s+(\S+\s)+of/.match(data)
-        Language["Standard ML"]
-      end
-    end
-
-    disambiguate ".mod" do |data|
-      if data.include?('<!ENTITY ')
         Language["XML"]
-      elsif /MODULE\s\w+\s*;/i.match(data) || /^\s*END \w+;$/i.match(data)
-        Language["Modula-2"]
       else
-        [Language["Linux Kernel Module"], Language["AMPL"]]
+        Language["TypeScript"]
       end
     end
 
-    disambiguate ".ncl" do |data|
+    disambiguate ".tst" do |data|
-      if data.include?("THE_TITLE")
+      if (data.include?("gap> "))
-        Language["Text"]
+        Language["GAP"]
-      end
+      # Heads up - we don't usually write heuristics like this (with no regex match)
-    end
-
-    disambiguate ".nl" do |data|
-      if /^(b|g)[0-9]+ /.match(data)
-        Language["NL"]
       else
-        Language["NewLisp"]
+        Language["Scilab"]
-      end
-    end
-
-    disambiguate ".rs" do |data|
-      if /^(use |fn |mod |pub |macro_rules|impl|#!?\[)/.match(data)
-        Language["Rust"]
-      elsif /#include|#pragma\s+(rs|version)|__attribute__/.match(data)
-        Language["RenderScript"]
-      end
-    end
-
-    disambiguate ".l" do |data|
-      if /\(def(un|macro)\s/.match(data)
-        Language["Common Lisp"]
-      elsif /^(%[%{}]xs|<.*>)/.match(data)
-        Language["Lex"]
-      elsif /^\.[a-z][a-z](\s|$)/i.match(data)
-        Language["Groff"]
-      elsif /^\((de|class|rel|code|data|must)\s/.match(data)
-        Language["PicoLisp"]
-      end
-    end
-
-    disambiguate ".n" do |data|
-      if /^[.']/.match(data)
-        Language["Groff"]
-      elsif /^(module|namespace|using)\s/.match(data)
-        Language["Nemerle"]
-      end
-    end
-
-    disambiguate ".ms" do |data|
-      if /^[.'][a-z][a-z](\s|$)/i.match(data)
-        Language["Groff"]
-      elsif /((^|\s)move?[. ])|\.(include|globa?l)\s/.match(data)
-        Language["GAS"]
-      end
-    end
-
-    disambiguate ".ch" do |data|
-      if /^\s*#\s*(if|ifdef|ifndef|define|command|xcommand|translate|xtranslate|include|pragma|undef)\b/i.match(data)
-        Language["xBase"]
-      end
-    end
-
-    disambiguate ".r", ".R" do |data|
-      if /\bRebol\b/i.match(data)
-        Language["Rebol"]
-      elsif data.include?("<-")
-        Language["R"]
       end
     end
   end

lib/linguist/language.rb

@@ -150,7 +150,8 @@ module Linguist
     #
     # Returns the Language or nil if none was found.
     def self.find_by_name(name)
-      name && @name_index[name.downcase]
+      return nil if name.to_s.empty?
+      name && (@name_index[name.downcase] || @name_index[name.split(',').first.downcase])
     end
 
     # Public: Look up Language by one of its aliases.
@@ -164,7 +165,8 @@ module Linguist
     #
     # Returns the Language or nil if none was found.
     def self.find_by_alias(name)
-      name && @alias_index[name.downcase]
+      return nil if name.to_s.empty?
+      name && (@alias_index[name.downcase] || @alias_index[name.split(',').first.downcase])
     end
 
     # Public: Look up Languages by filename.
@@ -240,7 +242,8 @@ module Linguist
     #
     # Returns the Language or nil if none was found.
     def self.[](name)
-      name && @index[name.downcase]
+      return nil if name.to_s.empty?
+      name && (@index[name.downcase] || @index[name.split(',').first.downcase])
     end
 
     # Public: A List of popular languages

lib/linguist/languages.yml

@@ -8,7 +8,8 @@
 #                     Use "text" if a mode does not exist.
 # wrap              - Boolean wrap to enable line wrapping (default: false)
 # extensions        - An Array of associated extensions (the first one is
-#                     considered the primary extension)
+#                     considered the primary extension, the others should be
+#                     listed alphabetically)
 # interpreters      - An Array of associated interpreters
 # searchable        - Boolean flag to enable searching (defaults to true)
 # search_term       - Deprecated: Some languages maybe indexed under a
@@ -214,7 +215,7 @@ AspectJ:
   color: "#a957b0"
   extensions:
   - .aj
-  tm_scope: none
+  tm_scope: source.aspectj
   ace_mode: text
 
 Assembly:
@@ -616,6 +617,7 @@ Common Lisp:
   - .lsp
   - .ny
   - .podsl
+  - .sexp
   interpreters:
   - lisp
   - sbcl
@@ -750,6 +752,14 @@ DM:
   tm_scope: source.c++
   ace_mode: c_cpp
 
+DNS Zone:
+  type: data
+  extensions:
+  - .zone
+  - .arpa
+  tm_scope: text.zone_file
+  ace_mode: text
+
 DTrace:
   type: programming
   aliases:
@@ -834,6 +844,14 @@ ECL:
   tm_scope: none
   ace_mode: text
 
+ECLiPSe:
+  type: programming
+  group: prolog
+  extensions:
+  - .ecl
+  tm_scope: source.prolog.eclipse
+  ace_mode: prolog
+
 Eagle:
   type: markup
   color: "#814C05"
@@ -1350,6 +1368,7 @@ Haml:
 Handlebars:
   type: markup
   color: "#01a9d6"
+  group: HTML
   aliases:
   - hbs
   - htmlbars
@@ -1528,7 +1547,9 @@ JSON:
   searchable: false
   extensions:
   - .json
+  - .geojson
   - .lock
+  - .topojson
   filenames:
   - .jshintrc
   - composer.lock
@@ -1556,6 +1577,14 @@ JSONiq:
   - .jq
   tm_scope: source.jq
 
+JSX:
+  type: programming
+  group: JavaScript
+  extensions:
+  - .jsx
+  tm_scope: source.js.jsx
+  ace_mode: javascript
+
 Jade:
   group: HTML
   type: markup
@@ -1609,7 +1638,6 @@ JavaScript:
   - .jsfl
   - .jsm
   - .jss
-  - .jsx
   - .njs
   - .pac
   - .sjs
@@ -1702,6 +1730,7 @@ LSL:
   ace_mode: lsl
   extensions:
   - .lsl
+  - .lslp
   interpreters:
   - lsl
   color: '#3d9970'
@@ -1710,8 +1739,8 @@ LabVIEW:
   type: programming
   extensions:
   - .lvproj
-  tm_scope: none
+  tm_scope: text.xml
-  ace_mode: text
+  ace_mode: xml
 
 Lasso:
   type: programming
@@ -1933,6 +1962,7 @@ Makefile:
   - GNUmakefile
   - Kbuild
   - Makefile
+  - Makefile.inc
   - makefile
   interpreters:
   - make
@@ -2108,7 +2138,7 @@ Myghty:
 
 NCL:
   type: programming
-  color: #28431f
+  color: "#28431f"
   extensions:
   - .ncl
   tm_scope: source.ncl
@@ -2424,8 +2454,10 @@ PLSQL:
   type: programming
   ace_mode: sql
   tm_scope: source.plsql.oracle
+  color: "#dad8d8"
   extensions:
   - .pls
+  - .pck
   - .pkb
   - .pks
   - .plb
@@ -2618,11 +2650,11 @@ Prolog:
   color: "#74283c"
   extensions:
   - .pl
-  - .ecl
   - .pro
   - .prolog
   interpreters:
   - swipl
+  tm_scope: source.prolog
   ace_mode: prolog
 
 Propeller Spin:
@@ -2653,7 +2685,7 @@ Public Key:
 
 Puppet:
   type: programming
-  color: "#332A77"
+  color: "#302B6D"
   extensions:
   - .pp
   filenames:
@@ -2760,7 +2792,7 @@ R:
   ace_mode: r
 
 RAML:
-  type: data
+  type: markup
   ace_mode: yaml
   tm_scope: source.yaml
   color: "#77d9fb"
@@ -2803,7 +2835,7 @@ RMarkdown:
   ace_mode: markdown
   extensions:
   - .rmd
-  tm_scope: none
+  tm_scope: source.gfm
 
 Racket:
   type: programming
@@ -2933,6 +2965,7 @@ Ruby:
   - .pryrc
   - Appraisals
   - Berksfile
+  - Brewfile
   - Buildfile
   - Deliverfile
   - Fastfile
@@ -3181,6 +3214,7 @@ Slim:
   color: "#ff8f77"
   extensions:
   - .slim
+  tm_scope: text.slim
   ace_mode: text
 
 Smali:
@@ -3409,6 +3443,7 @@ TypeScript:
   - ts
   extensions:
   - .ts
+  - .tsx
   tm_scope: source.ts
   ace_mode: typescript
 
@@ -3547,6 +3582,16 @@ WebIDL:
   tm_scope: source.webidl
   ace_mode: text
 
+X10:
+  type: programming
+  aliases:
+  - xten
+  ace_mode: text
+  extensions:
+  - .x10
+  color: "#4B6BEF"
+  tm_scope: source.x10
+
 XC:
   type: programming
   color: "#99DA07"
@@ -3584,6 +3629,7 @@ XML:
   - .iml
   - .ivy
   - .jelly
+  - .jsproj
   - .kml
   - .launch
   - .mdpolicy
@@ -3614,6 +3660,7 @@ XML:
   - .tmSnippet
   - .tmTheme
   - .ts
+  - .tsx
   - .ui
   - .urdf
   - .vbproj
@@ -3716,7 +3763,9 @@ YAML:
   - .yml
   - .reek
   - .rviz
+  - .syntax
   - .yaml
+  - .yaml-tmlanguage
   ace_mode: yaml
 
 Yacc:
@@ -3821,8 +3870,13 @@ wisp:
 xBase:
   type: programming
   color: "#403a40"
+  aliases:
+  - advpl
+  - clipper
+  - foxpro
   extensions:
   - .prg
   - .ch
+  - .prw
   tm_scope: source.harbour
   ace_mode: text

lib/linguist/lazy_blob.rb

@@ -4,7 +4,11 @@ require 'rugged'
 
 module Linguist
   class LazyBlob
-    GIT_ATTR = ['linguist-documentation', 'linguist-language', 'linguist-vendored']
+    GIT_ATTR = ['linguist-documentation',
+                'linguist-language',
+                'linguist-vendored',
+                'linguist-generated']
+
     GIT_ATTR_OPTS = { :priority => [:index], :skip_system => true }
     GIT_ATTR_FLAGS = Rugged::Repository::Attributes.parse_opts(GIT_ATTR_OPTS)
 
@@ -31,14 +35,6 @@ module Linguist
         name, GIT_ATTR, GIT_ATTR_FLAGS)
     end
 
-    def vendored?
-      if attr = git_attributes['linguist-vendored']
-        return boolean_attribute(attr)
-      else
-        return super
-      end
-    end
-
     def documentation?
       if attr = git_attributes['linguist-documentation']
         boolean_attribute(attr)
@@ -47,6 +43,22 @@ module Linguist
       end
     end
 
+    def generated?
+      if attr = git_attributes['linguist-generated']
+        boolean_attribute(attr)
+      else
+        super
+      end
+    end
+
+    def vendored?
+      if attr = git_attributes['linguist-vendored']
+        return boolean_attribute(attr)
+      else
+        super
+      end
+    end
+
     def language
       return @language if defined?(@language)
 
@@ -67,6 +79,10 @@ module Linguist
       @size
     end
 
+    def cleanup!
+      @data.clear if @data
+    end
+
     protected
 
     # Returns true if the attribute is present and not the string "false".

lib/linguist/repository.rb

@@ -126,12 +126,13 @@ module Linguist
     end
 
     protected
+    MAX_TREE_SIZE = 100_000
 
     def compute_stats(old_commit_oid, cache = nil)
+      return {} if current_tree.count_recursive(MAX_TREE_SIZE) >= MAX_TREE_SIZE
+
       old_tree = old_commit_oid && Rugged::Commit.lookup(repository, old_commit_oid).tree
-
       read_index
-
       diff = Rugged::Tree.diff(repository, old_tree, current_tree)
 
       # Clear file map and fetch full diff if any .gitattributes files are changed
@@ -157,8 +158,11 @@ module Linguist
 
           blob = Linguist::LazyBlob.new(repository, delta.new_file[:oid], new, mode.to_s(8))
 
-          next unless blob.include_in_language_stats?
+          if blob.include_in_language_stats?
-          file_map[new] = [blob.language.group.name, blob.size]
+            file_map[new] = [blob.language.group.name, blob.size]
+          end
+
+          blob.cleanup!
         end
       end
 

lib/linguist/strategy/modeline.rb

@@ -2,7 +2,7 @@ module Linguist
   module Strategy
     class Modeline
       EmacsModeline = /-\*-\s*(?:(?!mode)[\w-]+\s*:\s*(?:[\w+-]+)\s*;?\s*)*(?:mode\s*:)?\s*([\w+-]+)\s*(?:;\s*(?!mode)[\w-]+\s*:\s*[\w+-]+\s*)*;?\s*-\*-/i
-      VimModeline = /vim:\s*set\s*(?:ft|filetype)=(\w+):/i
+      VimModeline = /vim:\s*set.*\s(?:ft|filetype)=(\w+)\s?.*:/i
 
       # Public: Detects language based on Vim and Emacs modelines
       #

lib/linguist/vendor.yml

@@ -78,6 +78,9 @@
 # Haxelib projects often contain a neko bytecode file named run.n
 - run.n$
 
+# Bootstrap Datepicker
+- bootstrap-datepicker/
+
 ## Commonly Bundled JavaScript frameworks ##
 
 # jQuery
@@ -88,6 +91,34 @@
 - (^|/)jquery\-ui(\-\d\.\d+(\.\d+)?)?(\.\w+)?\.(js|css)$
 - (^|/)jquery\.(ui|effects)\.([^.]*)\.(js|css)$
 
+# jQuery Gantt
+- jquery.fn.gantt.js
+
+# jQuery fancyBox
+- jquery.fancybox.js
+
+# Fuel UX
+- fuelux.js
+
+# jQuery File Upload
+- (^|/)jquery\.fileupload(-\w+)?\.js$
+
+# Slick
+- (^|/)slick\.\w+.js$
+
+# Leaflet plugins
+- (^|/)Leaflet\.Coordinates-\d+\.\d+\.\d+\.src\.js$
+- leaflet.draw-src.js
+- leaflet.draw.css
+- Control.FullScreen.css
+- Control.FullScreen.js
+- leaflet.spin.js
+- wicket-leaflet.js
+
+# Sublime Text workspace files
+- .sublime-project
+- .sublime-workspace
+
 # Prototype
 - (^|/)prototype(.*)\.js$
 - (^|/)effects\.js$
@@ -122,7 +153,7 @@
 - (^|/)Chart\.js$
 
 # Codemirror
-- (^|/)[Cc]ode[Mm]irror/(lib|mode|theme|addon|keymap)
+- (^|/)[Cc]ode[Mm]irror/(\d+\.\d+/)?(lib|mode|theme|addon|keymap|demo)
 
 # SyntaxHighlighter - http://alexgorbatchev.com/
 - (^|/)shBrush([^.]*)\.js$
@@ -164,6 +195,11 @@
 
 ## Obj-C ##
 
+# Xcode
+
+- \.xctemplate/
+- \.imageset/
+
 # Carthage
 - ^Carthage/
 
@@ -179,6 +215,10 @@
 # Fabric
 - Fabric.framework/
 
+# git config files
+- gitattributes$
+- gitignore$
+- gitmodules$
 
 ## Groovy ##
 
@@ -224,21 +264,9 @@
 # Html5shiv
 - (^|/)html5shiv\.js$
 
-# Samples folders
-- ^[Ss]amples/
-
-# LICENSE, README, git config files
-- ^COPYING$
-- LICENSE$
-- License$
-- gitattributes$
-- gitignore$
-- gitmodules$
-- ^README$
-- ^readme$
-
 # Test fixtures
 - ^[Tt]ests?/fixtures/
+- ^[Ss]pecs?/fixtures/
 
 # PhoneGap/Cordova
 - (^|/)cordova([^.]*)\.js$

lib/linguist/version.rb

@@ -1,3 +1,3 @@
 module Linguist
-  VERSION = "4.5.11"
+  VERSION = "4.6.4"
 end

samples/Common Lisp/config.sexp

@@ -0,0 +1,2 @@
+((exe_name hello)
+ (link_order (world hello)))

samples/Common Lisp/rss.sexp

@@ -0,0 +1,103 @@
+
+(:TURTLE
+
+ (:@PREFIX "rdf:" "<http://www.w3.org/1999/02/22-rdf-syntax-ns#>")
+ (:@PREFIX "owl:" "<http://www.w3.org/2002/07/owl#>")
+ (:@PREFIX "dc:" "<http://purl.org/dc/elements/1.1/>")
+ (:@PREFIX "xsd:" "<http://www.w3.org/2001/XMLSchema#>")
+ (:@PREFIX "rdfs:" "<http://www.w3.org/2000/01/rdf-schema#>")
+
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/channel>")
+ 
+   (:PREDICATE-OBJECT-LIST
+     (:URIREF #1="<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>")
+     (:OBJECTS
+       (:QNAME "rdfs:Class")))
+       
+   (:PREDICATE-OBJECT-LIST
+     (:QNAME "rdfs:comment")
+     (:OBJECTS
+       (:STRING "An RSS information channel.")))
+       
+   (:PREDICATE-OBJECT-LIST
+     (:QNAME "rdfs:isDefinedBy")
+     (:OBJECTS
+       (:URIREF "<http://purl.org/rss/1.0/>")))
+       
+   (:PREDICATE-OBJECT-LIST
+     (:QNAME "rdfs:label")
+     (:OBJECTS
+       (:STRING "Channel"))))
+       
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/description>")
+  
+   (:PREDICATE-OBJECT-LIST
+     (:URIREF #1#)
+     (:OBJECTS
+       (:QNAME "rdf:Property")))
+      
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS (:STRING "A short text description of the subject.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Description")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:subPropertyOf") (:OBJECTS (:QNAME "dc:description"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/image>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdfs:Class")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment") (:OBJECTS (:STRING "An RSS image.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Image"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/item>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdfs:Class")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment") (:OBJECTS (:STRING "An RSS item.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Item"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/items>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdf:Property")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS
+    (:STRING "Points to a list of rss:item elements that are members of the subject channel.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Items"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/link>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdf:Property")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS (:STRING "The URL to which an HTML rendering of the subject will link.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Link")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:subPropertyOf") (:OBJECTS (:QNAME "dc:identifier"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/name>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdf:Property")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS (:STRING "The text input field's (variable) name.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Name"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/textinput>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdfs:Class")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment") (:OBJECTS (:STRING "An RSS text input.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Text Input"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/title>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdf:Property")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS (:STRING "A descriptive title for the channel.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "Title")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:subPropertyOf") (:OBJECTS (:QNAME "dc:title"))))
+ (:TRIPLES (:URIREF "<http://purl.org/rss/1.0/url>")
+  (:PREDICATE-OBJECT-LIST (:URIREF #1#) (:OBJECTS (:QNAME "rdf:Property")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:comment")
+   (:OBJECTS
+    (:STRING
+     "The URL of the image to used in the 'src' attribute of the channel's image tag when rendered as HTML.")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:isDefinedBy")
+   (:OBJECTS (:URIREF "<http://purl.org/rss/1.0/>")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:label") (:OBJECTS (:STRING "URL")))
+  (:PREDICATE-OBJECT-LIST (:QNAME "rdfs:subPropertyOf") (:OBJECTS (:QNAME "dc:identifier")))))

samples/DNS Zone/sample.arpa

@@ -0,0 +1,13 @@
+$ORIGIN 0.0.0.c.2.1.0.3.0.0.2.1.e.f.f.3.ip6.arpa.
+$TTL     60
+@ 	 IN SOA ns root (
+	     2002042901 ; SERIAL
+	     7200       ; REFRESH
+	     600        ; RETRY
+	     36000000   ; EXPIRE
+	     120        ; MINIMUM
+	     )
+
+	    NS	 ns.example.com.
+
+c.a.7.e.d.7.e.f.f.f.0.2.8.0.a.0 PTR  sip01.example.com.

samples/DNS Zone/sneaky.net.zone

@@ -0,0 +1,12 @@
+$TTL 3d
+@ IN SOA root.localhost. root.sneaky.net. (
+    2015042907 ; serial
+    3d         ; refresh
+    1h         ; retry
+    12d        ; expire
+    2h         ; negative response TTL
+  )
+  IN NS root.localhost.
+  IN NS localhost. ; secondary name server is preferably externally maintained
+
+www IN A 3.141.59.26

samples/JSON/geo.geojson

@@ -0,0 +1,82 @@
+{
+	"type": "FeatureCollection",
+	"features": [
+		{
+			"type": "Feature",
+			"properties": {
+				"name": "Australia Post - North Ryde BC",
+				"geo": [-33.787792, 151.13288],
+				"streetAddress": "11 Waterloo Road",
+				"addressLocality": "Macquarie Park",
+				"addressRegion": "New South Wales",
+				"addressCountry": "Australia",
+				"postalCode": "2113"
+			},
+			"geometry": {
+				"type": "Point",
+				"coordinates": [151.13288, -33.787792, 0]
+			}
+		},
+
+
+		{
+			"type": "Feature",
+			"properties": {
+				"name": "George Weston Foods Limited",
+				"geo": [-37.8263884, 144.9105381],
+				"streetAddress": "Level 3, 187 Todd Road",
+				"addressLocality": "Port Melbourne",
+				"addressRegion": "Victoria",
+				"addressCountry": "Australia",
+				"postalCode": "3207"
+			},
+			"geometry": {
+				"type": "Polygon",
+				"coordinates": [
+					[
+						[144.9097088901841, -37.82622654171794, 0],
+						[144.9099724266943, -37.82679388891783, 0],
+						[144.9110127325916, -37.82651526396403, 0],
+						[144.9112227645738, -37.82655667152123, 0],
+						[144.9113739439796, -37.82618552508767, 0],
+						[144.9112740633105, -37.82615750100924, 0],
+						[144.9111355846674, -37.82584493693527, 0],
+						[144.9097088901841, -37.82622654171794, 0]
+					]
+				]
+			}
+		},
+
+
+		{
+			"type": "Feature",
+			"properties": {
+				"name": "George Weston Foods Limited",
+				"geo": [-37.05202791502396, 144.2085614999388],
+				"streetAddress": "67 Richards Road",
+				"addressLocality": "Castlemaine",
+				"addressRegion": "Victoria",
+				"addressCountry": "Australia",
+				"postalCode": "3450"
+			},
+			"geometry": {
+				"type": "Polygon",
+				"coordinates": [
+					[
+						[144.2052428913937, -37.04906391287216, 0],
+						[144.205540392692,  -37.05049727485623, 0],
+						[144.2059800881858, -37.05066835966983, 0],
+						[144.206490656024,  -37.05279538900776, 0],
+						[144.2064525845008, -37.05366195881602, 0],
+						[144.2084322301922, -37.0538920493147,  0],
+						[144.2084811895712, -37.05266519735124, 0],
+						[144.2079784002005, -37.05041270555773, 0],
+						[144.2074017905817, -37.04817406993293, 0],
+						[144.2061363939852, -37.04834972871226, 0],
+						[144.2052428913937, -37.04906391287216, 0]
+					]
+				]
+			}
+		}
+	]
+}

samples/JSX/sample.jsx

@@ -0,0 +1,23 @@
+'use strict';
+
+const React = require('react')
+
+module.exports = React.createClass({
+  render: function() {
+    let {feeds, log} = this.props;
+
+    log.info(feeds);
+    return <div className="feed-list">
+      <h3>News Feed's</h3>
+      <ul>
+        {feeds.map(function(feed) {
+          return <li key={feed.name} className={feed.fetched ? 'loaded' : 'loading'}>
+            {feed.data && feed.data.length > 0 ?
+              <span>{feed.name} <span className='light'>({feed.data.length})</span></span>
+              : 'feed.name' }
+          </li>
+        })}
+      </ul>
+    </div>;
+  }
+});

samples/LSL/LSL.lslp

@@ -0,0 +1,74 @@
+/*
+    Testing syntax highlighting
+    for the Linden Scripting Language
+*/
+
+integer someIntNormal       = 3672;
+integer someIntHex          = 0x00000000;
+integer someIntMath         = PI_BY_TWO;
+
+integer event               = 5673;// 'event' is invalid.illegal
+
+key someKeyTexture          = TEXTURE_DEFAULT;
+string someStringSpecial    = EOF;
+
+some_user_defined_function_without_return_type(string inputAsString)
+{
+    llSay(PUBLIC_CHANNEL, inputAsString);
+}
+
+string user_defined_function_returning_a_string(key inputAsKey)
+{
+    return (string)inputAsKey;
+}
+
+default
+{
+    state_entry()
+    {
+        key someKey = NULL_KEY;
+        someKey = llGetOwner();
+
+        string someString = user_defined_function_returning_a_string(someKey);
+
+        some_user_defined_function_without_return_type(someString);
+    }
+
+    touch_start(integer num_detected)
+    {
+        list agentsInRegion = llGetAgentList(AGENT_LIST_REGION, []);
+        integer numOfAgents = llGetListLength(agentsInRegion);
+
+        integer index;                                                          // defaults to 0
+        for (; index <= numOfAgents - 1; index++)                               // for each agent in region
+        {
+            llRegionSayTo(llList2Key(agentsInRegion, index), PUBLIC_CHANNEL, "Hello, Avatar!");
+        }
+    }
+
+    touch_end(integer num_detected)
+    {
+        someIntNormal       = 3672;
+        someIntHex          = 0x00000000;
+        someIntMath         = PI_BY_TWO;
+
+        event               = 5673;// 'event' is invalid.illegal
+
+        someKeyTexture      = TEXTURE_DEFAULT;
+        someStringSpecial   = EOF;
+
+        llSetInventoryPermMask("some item", MASK_NEXT, PERM_ALL);// 'llSetInventoryPermMask' is reserved.godmode
+
+        llWhisper(PUBLIC_CHANNEL, "Leaving \"default\" now...");
+        state other;
+    }
+}
+
+state other
+{
+    state_entry()
+    {
+        llWhisper(PUBLIC_CHANNEL, "Entered \"state other\", returning to \"default\" again...");
+        state default;
+    }
+}

samples/Makefile/filenames/Makefile.inc

@@ -0,0 +1,31 @@
+#	$OpenBSD: Makefile.inc,v 1.2 2003/11/14 20:09:20 drahn Exp $
+#	$NetBSD: Makefile.inc,v 1.1 1996/09/30 16:34:59 ws Exp $
+
+.if !defined(__stand_makefile_inc)
+__stand_makefile_inc=1
+
+KERN_AS=	library
+
+S=$(.CURDIR)/../../../$(R)
+
+.if !make(libdep) && !make(sadep) && !make(salibdir) && !make(kernlibdir) && !make(obj) && !defined(NOMACHINE)
+.BEGIN:
+	@([ -h machine ] || ln -s $(S)/arch/$(MACHINE)/include machine)
+.endif
+
+#
+EXTRACFLAGS=	-msoft-float
+REAL_VIRT?=	-v
+ENTRY?=	_start
+
+INCLUDES+=	-I. -I$(.OBJDIR) -I$(.CURDIR)/.. -I$(S)/arch -I$(S)
+INCLUDES+=	-I$(S)/lib/libsa
+DEFS+=		-DSTANDALONE
+CFLAGS+=	$(INCLUDES) $(DEFS) $(EXTRACFLAGS)
+CFLAGS+=	-fno-stack-protector
+LDFLAGS?=	-X -N -Ttext $(RELOC) -e $(ENTRY)
+
+cleandir:
+	rm -rf lib machine
+
+.endif

samples/Objective-C/Siesta.h

@@ -0,0 +1,16 @@
+//
+//  Siesta.h
+//  Siesta
+//
+//  Created by Paul on 2015/6/14.
+//  Copyright © 2015 Bust Out Solutions. MIT license.
+//
+
+#import <UIKit/UIKit.h>
+
+//! Project version number for Siesta.
+FOUNDATION_EXPORT double SiestaVersionNumber;
+
+//! Project version string for Siesta.
+FOUNDATION_EXPORT const unsigned char SiestaVersionString[];
+

samples/PLSQL/plsqlguide.pck

@@ -0,0 +1,90 @@
+create or replace package plsqlguide is
+
+-- Author  : Jared Petersen
+-- Created : 9/22/2015 12:26:22 AM
+-- Purpose : Basic PLSQL template/guide
+
+/* Procedures */
+procedure p_main;
+
+end plsqlguide;
+/
+create or replace package body plsqlguide is
+
+/* Main entry point (homepage) */
+procedure p_main
+	is
+begin
+
+htp.prn('
+	<!DOCTYPE html>
+		<html lang="en">
+		<head>
+			<meta charset="utf-8">
+			<meta http-equiv="X-UA-Compatible" content="IE=edge">
+			<meta name="viewport" content="width=device-width, initial-scale=1">
+			<!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
+			<title>PL/SQL Sample Application</title>
+
+			<!-- Bootstrap -->
+			<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
+
+			<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
+			<!--[if lt IE 9]>
+				<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
+				<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
+			<![endif]-->
+		</head>
+		<body>
+			<!-- Static navbar -->
+			<nav class="navbar navbar-default navbar-static-top">
+				<div class="container">
+					<div class="navbar-header">
+						<a class="navbar-brand" href="#">PL/SQL Sample Application</a>
+					</div>
+				</div>
+			</nav>
+
+			<div class="container">
+				<table class="table table-bordered">
+					<tr>
+						<th>#</th>
+						<th>Name</th>
+						<th>Description</th>
+						<th>Quantity</th>
+						<th>Price</th>
+					</tr>
+');
+
+-- Fill out the parts table
+for row in (select * from parts) loop
+	htp.prn('
+					<tr>
+						<td>'||row.pid||'</td>
+						<td>'||row.name||'</td>
+						<td>'||row.description||'</td>
+						<td>'||row.quantity||'</td>
+						<td>'||row.price||'</td>
+					</tr>
+	');
+end loop;
+
+htp.prn('
+    		</table>
+			</div> <!-- /container -->
+
+			<!-- jQuery (necessary for Bootstrap''s JavaScript plugins) -->
+			<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
+			<!-- Include all compiled plugins (below), or include individual files as needed -->
+			<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
+		</body>
+	</html>
+');
+
+end p_main;
+
+begin
+  -- Initialization
+  null;
+end plsqlguide;
+/

samples/Puppet/hiera_include.pp

@@ -0,0 +1 @@
+hiera_include('classes')

samples/Ruby/filenames/Brewfile

@@ -0,0 +1,9 @@
+tap 'caskroom/cask'
+tap 'telemachus/brew', 'https://telemachus@bitbucket.org/telemachus/brew.git'
+brew 'emacs', args: ['with-cocoa', 'with-gnutls']
+brew 'redis', restart_service: true
+brew 'mongodb'
+brew 'sphinx'
+brew 'imagemagick'
+brew 'mysql'
+cask 'google-chrome'

samples/Rust/main.rs

@@ -0,0 +1,12 @@
+extern crate foo;
+extern crate bar;
+
+use foo::{self, quix};
+use bar::car::*;
+use bar;
+
+fn main() {
+    println!("Hello {}", "World");
+
+    panic!("Goodbye")
+}

samples/TypeScript/tsxAttributeResolution9.tsx

@@ -0,0 +1,27 @@
+//@jsx: preserve
+//@module: amd
+
+//@filename: react.d.ts
+declare module JSX {
+	interface Element { }
+	interface IntrinsicElements {
+	}
+	interface ElementAttributesProperty {
+		props;
+	}
+}
+
+interface Props {  
+  foo: string;
+}
+
+//@filename: file.tsx
+export class MyComponent {  
+  render() {
+  }
+
+  props: { foo: string; }
+}
+
+<MyComponent foo="bar" />; // ok  
+<MyComponent foo={0} />; // should be an error

samples/X10/ArraySum.x10

@@ -0,0 +1,72 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+
+/**
+ * A simple illustration of loop parallelization within a single place.
+ */
+public class ArraySum {
+
+    var sum:Long;
+    val data:Rail[Long];
+
+    public def this(n:Long) {
+	// Create a Rail with n elements (0..(n-1)), all initialized to 1.
+        data = new Rail[Long](n, 1);
+        sum = 0;
+    }
+
+    def sum(a:Rail[Long], start:Long, last:Long) {
+        var mySum: Long = 0;
+        for (i in start..(last-1)) { 
+        	mySum += a(i);
+        }
+        return mySum;
+    }
+
+    def sum(numThreads:Long) {
+        val mySize = data.size/numThreads;
+        finish for (p in 0..(numThreads-1)) async {
+            val mySum = sum(data, p*mySize, (p+1)*mySize);
+            // Multiple activities will simultaneously update
+            // this location -- so use an atomic operation.
+            atomic sum += mySum;
+        }
+    }
+    
+    public static def main(args:Rail[String]) {
+        var size:Long = 5*1000*1000;
+        if (args.size >=1)
+            size = Long.parse(args(0));
+
+        Console.OUT.println("Initializing.");
+        val a = new ArraySum(size);
+        val P = [1,2,4];
+
+        //warmup loop
+        Console.OUT.println("Warming up.");
+        for (numThreads in P)
+            a.sum(numThreads);
+        
+        for (numThreads in P) {
+            Console.OUT.println("Starting with " + numThreads + " threads.");
+            a.sum=0;
+            var time: long = - System.nanoTime();
+            a.sum(numThreads);
+            time += System.nanoTime();
+            Console.OUT.println("For p=" + numThreads
+                    + " result: " + a.sum 
+                    + ((size==a.sum)? " ok" : "  bad") 
+                    + " (time=" + (time/(1000*1000)) + " ms)");
+        }
+    }
+}

samples/X10/Cancellation.x10

@@ -0,0 +1,50 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.xrx.Runtime;
+
+/**
+ * Demonstrate how to instantiate the X10 runtime as an executor service
+ * submit jobs to the runtime, wait jobs to complete and cancel all jobs
+ * 
+ * Compile with: x10c -O -EXECUTOR_MODE=true Cancellation.x10
+ * Run with:     X10_CANCELLABLE=true X10_NPLACES=4 x10 -DX10RT_IMPL=JavaSockets Cancellation
+ */
+class Cancellation {
+    static def job(id:Long, iterations:Long) = ()=>{
+        at (Place.places().next(here)) async {
+            for (i in 1..iterations) {
+                finish for (p in Place.places()) { 
+                    at (p) async Console.OUT.println(here+" says hello (job " + id + ", iteration " + i + ")");
+                }
+                Console.ERR.println();
+                System.sleep(200);
+            }
+        }
+    };
+
+    public static def main(args:Rail[String]):void {
+        val w1 = Runtime.submit(job(1, 5));
+        w1.await(); Console.ERR.println("Job 1 completed\n");
+        val w2 = Runtime.submit(job(2, 1000));
+        System.threadSleep(1000);
+        val c1 = Runtime.cancelAll();
+        try { w2.await(); } catch (e:Exception) { Console.ERR.println("Job 2 aborted with exception " + e +"\n"); }
+        c1.await(); // waiting for cancellation to be processed
+        System.threadSleep(1000);
+        Runtime.submit(job(3, 1000));
+        Runtime.submit(job(4, 1000));
+        System.threadSleep(1000);
+        val c2 = Runtime.cancelAll();
+        c2.await();
+        Console.ERR.println("Goodbye\n");
+    }
+}

samples/X10/Fibonacci.x10

@@ -0,0 +1,52 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+
+/**
+ * This is a small program to illustrate the use of 
+ * <code>async</code> and <code>finish</code> in a 
+ * prototypical recursive divide-and-conquer algorithm.  
+ * It is obviously not intended to show a efficient way to
+ * compute Fibonacci numbers in X10.<p>
+ *
+ * The heart of the example is the <code>run</code> method,
+ * which directly embodies the recursive definition of 
+ * <pre>
+ *   fib(n) = fib(n-1)+fib(n-2);
+ * </pre>
+ * by using an <code>async</code> to compute <code>fib(n-1)</code> while
+ * the current activity computes <code>fib(n-2)</code>.  A <code>finish</code>
+ * is used to ensure that both computations are complete before 
+ * their results are added together to compute <code>fib(n)</code>
+ */
+public class Fibonacci {
+
+  public static def fib(n:long) {
+    if (n<=2) return 1;
+    
+    val f1:long;
+    val f2:long;
+    finish {
+      async { f1 = fib(n-1); }
+      f2 = fib(n-2);
+    }
+    return f1 + f2;
+  }
+
+  public static def main(args:Rail[String]) {
+    val n = (args.size > 0) ? Long.parse(args(0)) : 10;
+    Console.OUT.println("Computing fib("+n+")");
+    val f = fib(n);
+    Console.OUT.println("fib("+n+") = "+f);
+  }
+}
+

samples/X10/HeatTransfer_v0.x10

@@ -0,0 +1,86 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.array.*;
+import x10.compiler.Foreach;
+import x10.compiler.Inline;
+
+
+/**
+ * This is a sample program illustrating how to use
+ * X10's array classes.  It also illustrates the use
+ * of foreach to acheive intra-place parallelism.
+ *
+ * The program solves a set of 2D partial differential
+ * equations by iteratively applying a 5-point stencil
+ * operation until convergence is reached.
+ */
+public class HeatTransfer_v0 {
+    static val EPSILON = 1.0e-5;
+
+    val N:Long;
+    val A:Array_2[Double]{self!=null};
+    val Tmp:Array_2[Double]{self!=null};
+
+    public def this(size:Long) {
+        N = size;
+        A = new Array_2[Double](N+2, N+2);  // zero-initialized N+2 * N+2 array of doubles
+        for (j in 1..N) A(0, j) = 1;     // set one border row to 1 
+        Tmp = new Array_2[Double](A);
+    }
+
+    final @Inline def stencil(x:Long, y:Long):Double {
+        return (A(x-1,y) + A(x+1,y) + A(x,y-1) + A(x,y+1)) / 4;
+    }
+
+    def run() {
+        val is = new DenseIterationSpace_2(1,1,N,N);
+        var delta:Double;
+        do {
+            // Compute new values, storing in tmp
+            delta = Foreach.blockReduce(is,
+                (i:Long, j:Long)=>{
+                    Tmp(i,j) = stencil(i,j);
+                    // Reduce max element-wise delta (A now holds previous values)
+                    return Math.abs(Tmp(i,j) - A(i,j));
+                },
+                (a:Double, b:Double)=>Math.max(a,b), 0.0
+            );
+
+            // swap backing data of A and Tmp
+            Array.swap(A, Tmp);
+        } while (delta > EPSILON);
+    }
+
+    def prettyPrintResult() {
+       for (i in 1..N) {
+           for (j in 1..N) {
+                Console.OUT.printf("%1.4f ",A(i,j));
+            }
+            Console.OUT.println();
+        }
+    }
+
+    public static def main(args:Rail[String]) {
+        val n = args.size > 0 ? Long.parse(args(0)) : 8;
+        Console.OUT.println("HeatTransfer example with N="+n+" and epsilon="+EPSILON);
+        Console.OUT.println("Initializing data structures");
+        val ht = new HeatTransfer_v0(n);
+        Console.OUT.println("Beginning computation...");
+        val start = System.nanoTime();
+        ht.run();
+        val stop = System.nanoTime();
+        Console.OUT.printf("...completed in %1.3f seconds.\n", ((stop-start) as double)/1e9);
+        if (n <= 10) {
+            ht.prettyPrintResult();
+        }
+    }
+}

samples/X10/HeatTransfer_v1.x10

@@ -0,0 +1,114 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.array.*;
+import x10.compiler.Foreach;
+import x10.util.Team;
+
+/**
+ * This is a sample program illustrating how to use
+ * X10's distributed array classes.  It also illustrates the use
+ * of foreach to achieve intra-place parallelism and the mixture
+ * of APGAS finish/async/at with Team collective operations.
+ *
+ * This version of the program uses a vanilla DistArray without
+ * ghost regions.  As a result, the stencil function does
+ * inefficient fine-grained neighbor communication to get individual values.
+ * Compare this to HeatTransfer_v2 which utilizes ghost regions and
+ * bulk ghost-region exchange functions.
+ * 
+ * The program solves a set of 2D partial differential
+ * equations by iteratively applying a 5-point stencil
+ * operation until convergence is reached.
+ */
+public class HeatTransfer_v1 {
+    static val EPSILON = 1.0e-5;
+
+    val N:Long;
+    val A:DistArray_BlockBlock_2[Double]{self!=null};
+    val Tmp:DistArray_BlockBlock_2[Double]{self!=null};
+
+    public def this(size:Long) {
+        N = size;
+        val init = (i:Long, j:Long)=>i==0 ? 1.0 : 0.0;
+        A = new DistArray_BlockBlock_2[Double](N+2, N+2, init);
+        Tmp = new DistArray_BlockBlock_2[Double](N+2, N+2, init);
+    }
+
+    final def stencil(x:Long, y:Long):Double {
+        val cls = (dx:Long, dy:Long)=>{
+            val p = A.place(x+dx, y+dy);
+            p == here ? A(x+dx,y+dy) : at (p) A(x+dx,y+dy)
+        };
+        val tmp = cls(-1,0) + cls(1,0) + cls(0,-1) + cls(0,1);
+        return tmp / 4; 
+    }
+
+    def run() {
+        val myTeam = new Team(A.placeGroup());
+        finish for (p in A.placeGroup()) at (p) async {
+            // Compute the subset of the local indices on which
+            // we want to apply the stencil (the interior points of the N+2 x N+2 grid)
+            val li = A.localIndices();
+            val interior = new DenseIterationSpace_2(li.min(0) == 0 ? 1 : li.min(0),
+                                                     li.min(1) == 0 ? 1 : li.min(1),
+                                                     li.max(0) == N+1 ? N : li.max(0),
+                                                     li.max(1) == N+1 ? N : li.max(1));
+            var delta:Double;
+            do {
+                // Compute new values, storing in tmp
+                val myDelta = Foreach.blockReduce(interior,
+                    (i:Long, j:Long)=>{
+                        Tmp(i,j) = stencil(i,j);
+                        // Reduce max element-wise delta (A now holds previous values)
+                        return Math.abs(Tmp(i,j) - A(i,j));
+                    },
+                    (a:Double, b:Double)=>Math.max(a,b), 0.0
+                );
+
+                myTeam.barrier();
+
+                // Unlike Array, DistArray doesn't provide an optimized swap.
+                // So, until it does, we have to copy the data elements.
+                Foreach.block(interior, (i:Long, j:Long)=>{
+                    A(i,j) = Tmp(i,j);
+                });
+
+                delta = myTeam.allreduce(myDelta, Team.MAX);
+            } while (delta > EPSILON);
+        }
+    }
+ 
+   def prettyPrintResult() {
+       for (i in 1..N) {
+           for (j in 1..N) {
+                val x = at (A.place(i,j)) A(i,j);
+                Console.OUT.printf("%1.4f ", x);
+            }
+            Console.OUT.println();
+        }
+    }
+
+    public static def main(args:Rail[String]) {
+        val n = args.size > 0 ? Long.parse(args(0)) : 8;
+        Console.OUT.println("HeatTransfer example with N="+n+" and epsilon="+EPSILON);
+        Console.OUT.println("Initializing data structures");
+        val ht = new HeatTransfer_v1(n);
+        Console.OUT.println("Beginning computation...");
+        val start = System.nanoTime();
+        ht.run();
+        val stop = System.nanoTime();
+        Console.OUT.printf("...completed in %1.3f seconds.\n", ((stop-start) as double)/1e9);
+        if (n <= 10) {
+            ht.prettyPrintResult();
+        }
+    }
+}

samples/X10/HelloWholeWorld.x10

@@ -0,0 +1,44 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+
+/**
+ * The classic hello world program, with a twist - prints a message
+ * from the command line at every Place. 
+ * The messages from each Place may appear in any order, but the
+ * finish ensures that the last message printed will be "Goodbye"
+ * <pre>
+ * Typical output:
+ * [dgrove@linchen samples]$ ./HelloWholeWorld 'best wishes'
+ * Place(1) says hello and best wishes
+ * Place(2) says hello and best wishes
+ * Place(3) says hello and best wishes
+ * Place(0) says hello and best wishes
+ * Goodbye 
+ * [dgrove@linchen samples]$
+ * </pre>
+ */
+class HelloWholeWorld {
+  public static def main(args:Rail[String]):void {
+     if (args.size < 1) {
+         Console.OUT.println("Usage: HelloWholeWorld message");
+         return;
+     }
+    
+     finish for (p in Place.places()) {
+     	at (p) async Console.OUT.println(here+" says hello and "+args(0));
+     }
+     Console.OUT.println("Goodbye");
+  }
+}
+
+

samples/X10/HelloWorld.x10

@@ -0,0 +1,23 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+
+/**
+ * The classic hello world program, shows how to output to the console.
+ */
+class HelloWorld {
+  public static def main(Rail[String]) {
+      Console.OUT.println("Hello World!" );
+  }
+}
+
+

samples/X10/Histogram.x10

@@ -0,0 +1,45 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+public class Histogram {
+    public static def compute(data:Rail[Int], numBins:Int) {
+        val bins = new Rail[Int](numBins);
+        finish for (i in data.range) async {
+           val b = data(i) % numBins;
+           atomic bins(b)++;
+        }
+        return bins;
+    }
+
+    public static def run(N:Int, S:Int):Boolean {
+        val a = new Rail[Int](N, (i:long)=> i as int);
+        val b = compute(a, S);
+        val v = b(0);
+        var ok:Boolean = true;
+        for (x in b.range) ok &= (b(x)==v);
+        return ok;
+    }
+
+    public static def main(args:Rail[String]) {
+        if (args.size != 2L) {
+            Console.OUT.println("Usage: Histogram SizeOfArray NumberOfBins");
+            return;
+        }
+        val N = Int.parse(args(0));
+        val S = Int.parse(args(1));
+        val ok = run(N,S);
+        if (ok) {
+            Console.OUT.println("Test ok.");
+        } else {
+            Console.OUT.println("Test failed.");
+        }
+    }
+}

samples/X10/Integrate.x10

@@ -0,0 +1,55 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+/**
+ * This is a slightly more realistic example of the
+ * basic computational pattern of using async/finish
+ * to express recursive divide-and-conquer algorithms.
+ * The program does integration via Guassian Quadrature.
+ * <p>
+ * It also can serve as an example of using a closure.
+ */
+public class Integrate { 
+  static val epsilon = 1.0e-9;
+
+  val fun:(double)=>double;
+
+  public def this(f:(double)=>double) { fun = f; }
+
+  public def computeArea(left:double, right:double) {
+    return recEval(left, fun(left), right, fun(right), 0);
+  }
+
+  private def recEval(l:double, fl:double, r:double, fr:double, a:double) {
+    val h = (r - l) / 2;
+    val hh = h / 2;
+    val c = l + h;
+    val fc = fun(c);
+    val al = (fl + fc) * hh;   
+    val ar = (fr + fc) * hh;
+    val alr = al + ar;
+    if (Math.abs(alr - a) < epsilon) return alr;
+    val expr1:double;
+    val expr2:double;
+    finish {
+      async { expr1 = recEval(c, fc, r, fr, ar); };
+      expr2 = recEval(l, fl, c, fc, al);
+    }
+    return expr1 + expr2;
+  }
+ 
+  public static def main(args:Rail[String]) {
+    val obj = new Integrate((x:double)=>(x*x + 1.0) * x);
+    val xMax = args.size > 0 ? Long.parse(args(0)) : 10;
+    val area = obj.computeArea(0, xMax);
+    Console.OUT.println("The area of (x*x +1) * x from 0 to "+xMax+" is "+area);
+  }
+}

samples/X10/KMeans.x10

@@ -0,0 +1,151 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+import x10.util.Random;
+
+/**
+ * A KMeans object o can compute K means of a given set of 
+ * points of dimension o.myDim.
+ * <p> 
+ * This class implements a sequential program, that is readily parallelizable.
+ *
+ * For a scalable, high-performance version of this benchmark see
+ * KMeans.x10 in the X10 Benchmarks (separate download from x10-lang.org)
+ */
+public class KMeans(myDim:Long) {
+
+    static val DIM=2;
+    static val K=4;
+    static val POINTS=2000;
+    static val ITERATIONS=50;
+    static val EPS=0.01F;
+    
+    static type ValVector(k:Long) = Rail[Float]{self.size==k};
+    static type ValVector = ValVector(DIM);
+    
+    static type Vector(k:Long) = Rail[Float]{self.size==k};
+    static type Vector = Vector(DIM);
+    
+    static type SumVector(d:Long) = V{self.dim==d};
+    static type SumVector = SumVector(DIM);
+
+    /**
+     * V represents the sum of 'count' number of vectors of dimension 'dim'.
+     */
+    static class V(dim:Long) implements (Long)=>Float {
+        var vec: Vector(dim);
+        var count:Int;
+        def this(dim:Long, init:(Long)=>Float): SumVector(dim) {
+           property(dim);
+           vec = new Rail[Float](this.dim, init);
+           count = 0n;
+        }
+        public operator this(i:Long) = vec(i);
+        def makeZero() {
+            for (i in 0..(dim-1))
+                vec(i) =0.0F;
+            count=0n;
+        }
+        def addIn(a:ValVector(dim)) {
+            for (i in 0..(dim-1))
+                vec(i) += a(i);
+            count++;
+        }
+        def div(f:Int) {
+            for (i in 0..(dim-1))
+                vec(i) /= f;
+        }
+        def dist(a:ValVector(dim)):Float {
+            var dist:Float=0.0F;
+            for (i in 0..(dim-1)) {
+                val tmp = vec(i)-a(i);
+                dist += tmp*tmp;
+            }
+            return dist;
+        }
+        def dist(a:SumVector(dim)):Float {
+            var dist:Float=0.0F;
+            for (i in 0..(dim-1)) {
+                val tmp = vec(i)-a(i);
+                dist += tmp*tmp;
+            }
+            return dist;
+        }
+        def print() {
+            Console.OUT.println();
+            for (i in 0..(dim-1)) {
+                Console.OUT.print((i>0? " " : "") + vec(i));
+            }
+        }
+        def normalize() { div(count);}
+        def count() = count;
+    }
+    
+    
+    def this(myDim:Long):KMeans{self.myDim==myDim} {
+        property(myDim);
+    }
+    static type KMeansData(myK:Long, myDim:Long)= Rail[SumVector(myDim)]{self.size==myK};
+
+    /**
+     * Compute myK means for the given set of points of dimension myDim.
+     */
+    def computeMeans(myK:Long, points:Rail[ValVector(myDim)]):KMeansData(myK, myDim) {
+        var redCluster : KMeansData(myK, myDim) =
+            new Rail[SumVector(myDim)](myK, (i:long)=> new V(myDim, (j:long)=>points(i)(j)));
+        var blackCluster: KMeansData(myK, myDim) =
+            new Rail[SumVector(myDim)](myK, (i:long)=> new V(myDim, (j:long)=>0.0F));
+        for (i in 1..ITERATIONS) {
+            val tmp = redCluster;
+            redCluster = blackCluster;
+            blackCluster=tmp;
+            for (p in 0..(POINTS-1)) { 
+                var closest:Long = -1;
+                var closestDist:Float = Float.MAX_VALUE;
+                val point = points(p);
+                for (k in 0..(myK-1)) { // compute closest mean in cluster.
+                    val dist = blackCluster(k).dist(point);
+                    if (dist < closestDist) {
+                        closestDist = dist;
+                        closest = k;
+                    }
+                }
+                redCluster(closest).addIn(point);
+            }
+            for (k in 0..(myK-1))
+                redCluster(k).normalize(); 
+            
+            var b:Boolean = true;
+                for (k in 0..(myK-1)) {
+                    if (redCluster(k).dist(blackCluster(k)) > EPS) {
+                        b=false;
+                        break;
+                    }
+                }
+            if (b) 
+                break;
+            for (k in 0..(myK-1))
+                blackCluster(k).makeZero(); 
+        }
+        return redCluster;  
+    }
+  
+    public static def main (Rail[String]) {
+        val rnd = new Random(0);
+        val points = new Rail[ValVector](POINTS, 
+                        (long)=>new Rail[Float](DIM, (long)=>rnd.nextFloat()));
+        val result = new KMeans(DIM).computeMeans(K, points);
+        for (k in 0..(K-1)) result(k).print();
+    }
+}
+
+// vim: shiftwidth=4:tabstop=4:expandtab

samples/X10/KMeansDist.x10

@@ -0,0 +1,147 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.array.*;
+import x10.io.Console;
+import x10.util.Random;
+
+/**
+ * A low performance formulation of distributed KMeans using fine-grained asyncs.
+ *
+ * For a highly optimized and scalable, version of this benchmark see
+ * KMeans.x10 in the X10 Benchmarks (separate download from x10-lang.org)
+ */
+public class KMeansDist {
+
+    static val DIM=2;
+    static val CLUSTERS=4;
+    static val POINTS=2000;
+    static val ITERATIONS=50;
+
+    public static def main (Rail[String]) {
+        val world = Place.places();
+        val local_curr_clusters = 
+            PlaceLocalHandle.make[Array_2[Float]](world, () => new Array_2[Float](CLUSTERS, DIM));
+        val local_new_clusters = 
+            PlaceLocalHandle.make[Array_2[Float]](world, () =>  new Array_2[Float](CLUSTERS, DIM));
+        val local_cluster_counts = 
+            PlaceLocalHandle.make[Rail[Int]](world, ()=> new Rail[Int](CLUSTERS));
+
+        val rnd = PlaceLocalHandle.make[Random](world, () => new Random(0));
+        val points = new DistArray_Block_2[Float](POINTS, DIM, world, (Long,Long)=>rnd().nextFloat());
+
+        val central_clusters = new Array_2[Float](CLUSTERS, DIM, (i:Long, j:Long) => {
+            at (points.place(i,j)) points(i,j)
+        });
+
+	val old_central_clusters = new Array_2[Float](CLUSTERS, DIM);
+
+        val central_cluster_counts = new Rail[Int](CLUSTERS);
+
+        for (iter in 1..ITERATIONS) {
+
+            Console.OUT.println("Iteration: "+iter);
+
+            finish {
+                // reset state
+                for (d in world) at (d) async {
+                    for ([i,j] in central_clusters.indices()) {
+                        local_curr_clusters()(i, j) = central_clusters(i, j);
+                        local_new_clusters()(i, j) = 0f;
+                    }
+            
+                    local_cluster_counts().clear();
+                }
+            }
+
+            finish {
+                // compute new clusters and counters
+                for (p in 0..(POINTS-1)) {
+                    at (points.place(p,0)) async {
+                        var closest:Long = -1;
+                        var closest_dist:Float = Float.MAX_VALUE;
+                        for (k in 0..(CLUSTERS-1)) { 
+                            var dist : Float = 0;
+                            for (d in 0..(DIM-1)) { 
+                                val tmp = points(p,d) - local_curr_clusters()(k, d);
+                                dist += tmp * tmp;
+                            }
+                            if (dist < closest_dist) {
+                                closest_dist = dist;
+                                closest = k;
+                            }
+                        }
+			atomic {
+                            for (d in 0..(DIM-1)) { 
+                                local_new_clusters()(closest,d) += points(p,d);
+                            }
+                            local_cluster_counts()(closest)++;
+                        }
+                    }
+                }
+            }
+
+            for ([i,j] in old_central_clusters.indices()) {
+                old_central_clusters(i, j) = central_clusters(i, j);
+                central_clusters(i, j) = 0f;
+            }
+           
+            central_cluster_counts.clear();
+
+            finish {
+                val central_clusters_gr = GlobalRef(central_clusters);
+                val central_cluster_counts_gr = GlobalRef(central_cluster_counts);
+                val there = here;
+                for (d in world) at (d) async {
+                    // access PlaceLocalHandles 'here' and then data will be captured by at and transfered to 'there' for accumulation
+                    val tmp_new_clusters = local_new_clusters();
+                    val tmp_cluster_counts = local_cluster_counts();
+                    at (there) atomic {
+                        for ([i,j] in tmp_new_clusters.indices()) {
+                            central_clusters_gr()(i,j) += tmp_new_clusters(i,j);
+                        }
+                        for (j in 0..(CLUSTERS-1)) {
+                            central_cluster_counts_gr()(j) += tmp_cluster_counts(j);
+                        }
+                    }
+                }
+            }
+
+            for (k in 0..(CLUSTERS-1)) { 
+                for (d in 0..(DIM-1)) { 
+                    central_clusters(k, d) /= central_cluster_counts(k);
+                }
+            }
+
+            // TEST FOR CONVERGENCE
+            var b:Boolean = true;
+            for ([i,j] in old_central_clusters.indices()) { 
+                if (Math.abs(old_central_clusters(i, j)-central_clusters(i, j))>0.0001) {
+                    b = false;
+                    break;
+                }
+            }
+            if (b) break;
+
+        }
+
+        for (d in 0..(DIM-1)) { 
+            for (k in 0..(CLUSTERS-1)) { 
+                if (k>0)
+                    Console.OUT.print(" ");
+                Console.OUT.print(central_clusters(k,d));
+            }
+            Console.OUT.println();
+        }
+    }
+}
+
+// vim: shiftwidth=4:tabstop=4:expandtab

samples/X10/KMeansDistPlh.x10

@@ -0,0 +1,144 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2015.
+ */
+
+import x10.array.Array;
+import x10.array.Array_2;
+import x10.compiler.Foreach;
+import x10.util.Random;
+
+/**
+ * A better formulation of distributed KMeans using coarse-grained asyncs to
+ * implement an allreduce pattern for cluster centers and counts.
+ *
+ * For a highly optimized and scalable, version of this benchmark see
+ * KMeans.x10 in the X10 Benchmarks (separate download from x10-lang.org)
+ */
+public class KMeansDistPlh {
+
+    static val DIM=2;
+    static val CLUSTERS=4;
+
+    static class ClusterState {
+        val clusters = new Array_2[Float](CLUSTERS, DIM);
+        val clusterCounts = new Rail[Int](CLUSTERS);
+    }
+
+    public static def main(args:Rail[String]) {
+        val numPoints = args.size > 0 ? Long.parse(args(0)) : 2000;
+        val iterations = args.size > 1 ? Long.parse(args(1)) : 50;
+        val world = Place.places();
+
+        val clusterStatePlh = PlaceLocalHandle.make[ClusterState](world, () => new ClusterState());
+        val currentClustersPlh = PlaceLocalHandle.make[Array_2[Float]](world, () => new Array_2[Float](CLUSTERS, DIM));
+        val pointsPlh = PlaceLocalHandle.make[Array_2[Float]](world, () => {
+            val rand = new Random(here.id);
+            return new Array_2[Float](numPoints/world.size(), DIM, (Long,Long)=>rand.nextFloat());
+        });
+
+        val centralCurrentClusters = new Array_2[Float](CLUSTERS, DIM);
+        val centralNewClusters = new Array_2[Float](CLUSTERS, DIM);
+        val centralClusterCounts = new Rail[Int](CLUSTERS);
+
+        // arbitrarily initialize central clusters to first few points
+        for ([i,j] in centralCurrentClusters.indices()) {
+            centralCurrentClusters(i,j) = pointsPlh()(i,j);
+        }
+
+        for (iter in 1..iterations) {
+            Console.OUT.println("Iteration: "+iter);
+
+            finish {
+                for (place in world) async {
+                    val placeClusters = at(place) {
+                        val currentClusters = currentClustersPlh();
+                        Array.copy(centralCurrentClusters, currentClusters);
+
+                        val clusterState = clusterStatePlh();
+                        val newClusters = clusterState.clusters;
+                        newClusters.clear();
+                        val clusterCounts = clusterState.clusterCounts;
+                        clusterCounts.clear();
+
+                        // compute new clusters and counters
+                        val points = pointsPlh();
+
+                        for (p in 0..(points.numElems_1-1)) {
+                            var closest:Long = -1;
+                            var closestDist:Float = Float.MAX_VALUE;
+                            for (k in 0..(CLUSTERS-1)) { 
+                                var dist : Float = 0;
+                                for (d in 0..(DIM-1)) { 
+                                    val tmp = points(p,d) - currentClusters(k, d);
+                                    dist += tmp * tmp;
+                                }
+                                if (dist < closestDist) {
+                                    closestDist = dist;
+                                    closest = k;
+                                }
+                            }
+
+                            atomic {
+                                for (d in 0..(DIM-1)) { 
+                                    newClusters(closest,d) += points(p,d);
+                                }
+                                clusterCounts(closest)++;
+                            }
+                        }
+                        clusterState
+                    };
+
+                    // combine place clusters to central
+                    atomic {
+                        for ([i,j] in centralNewClusters.indices()) {
+                            centralNewClusters(i,j) += placeClusters.clusters(i,j);
+                        }
+                        for (j in 0..(CLUSTERS-1)) {
+                            centralClusterCounts(j) += placeClusters.clusterCounts(j);
+                        }
+                    }
+                }
+            }
+
+            for (k in 0..(CLUSTERS-1)) { 
+                for (d in 0..(DIM-1)) { 
+                    centralNewClusters(k, d) /= centralClusterCounts(k);
+                }
+            }
+
+            // TEST FOR CONVERGENCE
+            var b:Boolean = true;
+            for ([i,j] in centralCurrentClusters.indices()) { 
+                if (Math.abs(centralCurrentClusters(i, j)-centralNewClusters(i, j)) > 0.0001) {
+                    b = false;
+                    break;
+                }
+            }
+
+            Array.copy(centralNewClusters, centralCurrentClusters);
+
+            if (b) break;
+
+            centralNewClusters.clear();
+            centralClusterCounts.clear();
+        }
+
+        for (d in 0..(DIM-1)) { 
+            for (k in 0..(CLUSTERS-1)) { 
+                if (k > 0)
+                    Console.OUT.print(" ");
+                Console.OUT.print(centralCurrentClusters(k,d));
+            }
+            Console.OUT.println();
+        }
+    }
+}
+
+// vim: shiftwidth=4:tabstop=4:expandtab

samples/X10/KMeansSPMD.x10

@@ -0,0 +1,192 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+import x10.io.File;
+import x10.io.Marshal;
+import x10.io.IOException;
+import x10.util.OptionsParser;
+import x10.util.Option;
+import x10.util.Team;
+
+/**
+ * An SPMD formulation of KMeans.
+ *
+ * For a highly optimized and scalable version of this benchmark see
+ * KMeans.x10 in the X10 Benchmarks (separate download from x10-lang.org)
+ */
+public class KMeansSPMD {
+
+    public static def printClusters (clusters:Rail[Float], dims:long) {
+        for (d in 0..(dims-1)) { 
+            for (k in 0..(clusters.size/dims-1)) { 
+                if (k>0)
+                    Console.OUT.print(" ");
+                Console.OUT.print(clusters(k*dims+d).toString());
+            }
+            Console.OUT.println();
+        }
+    }
+
+    public static def main (args:Rail[String]) {here == Place.FIRST_PLACE } {
+
+        val opts = new OptionsParser(args, [
+            Option("q","quiet","just print time taken"),
+            Option("v","verbose","print out each iteration"),
+            Option("h","help","this information")
+        ], [
+            Option("p","points","location of data file"),
+            Option("i","iterations","quit after this many iterations"),
+            Option("c","clusters","number of clusters to find"),
+            Option("d","dim","number of dimensions"),
+            Option("s","slices","factor by which to oversubscribe computational resources"),
+            Option("n","num","quantity of points")
+        ]);
+        if (opts.filteredArgs().size!=0L) {
+            Console.ERR.println("Unexpected arguments: "+opts.filteredArgs());
+            Console.ERR.println("Use -h or --help.");
+            System.setExitCode(1n);
+            return;
+        }
+        if (opts("-h")) {
+            Console.OUT.println(opts.usage(""));
+            return;
+        }
+
+        val fname = opts("-p", "points.dat");
+        val num_clusters=opts("-c",4);
+        val num_slices=opts("-s",1);
+        val num_global_points=opts("-n", 2000);
+        val iterations=opts("-i",50);
+        val dim=opts("-d", 4);
+        val verbose = opts("-v");
+        val quiet = opts("-q");
+
+        if (!quiet)
+            Console.OUT.println("points: "+num_global_points+" clusters: "+num_clusters+" dim: "+dim);
+
+        // file is dimension-major
+        val file = new File(fname);
+        val fr = file.openRead();
+        val init_points = (long) => Float.fromIntBits(Marshal.INT.read(fr).reverseBytes());
+        val num_file_points = (file.size() / dim / 4) as Int;
+        val file_points = new Rail[Float](num_file_points*dim, init_points);
+
+        val team = Team.WORLD;
+
+        val num_slice_points = num_global_points / num_slices / Place.numPlaces();
+
+        finish {
+            for (h in Place.places()) at(h) async {
+                var compute_time:Long = 0;
+                var comm_time:Long = 0;
+                var barrier_time:Long = 0;
+
+                val host_clusters  = new Rail[Float](num_clusters*dim, (i:long)=>file_points(i));
+                val host_cluster_counts = new Rail[Int](num_clusters);
+
+                for (slice in 0..(num_slices-1)) {
+                    // carve out local portion of points (point-major)
+                    val offset = (slice*Place.numPlaces() + here.id) * num_slice_points;
+                    if (verbose)
+                        Console.OUT.println(h.toString()+" gets "+offset+" len "+num_slice_points);
+                    val init = (i:long) => {
+                        val p=i%num_slice_points;
+                        val d=i/num_slice_points;
+                        return file_points(offset+p+d*num_file_points);
+                    };
+
+                    // these are pretty big so allocate up front
+                    val host_points = new Rail[Float](num_slice_points*dim, init);
+                    val host_nearest = new Rail[Float](num_slice_points);
+
+                    val start_time = System.currentTimeMillis();
+
+                    barrier_time -= System.nanoTime();
+                    team.barrier();
+                    barrier_time += System.nanoTime();
+
+                    main_loop: for (iter in 0..(iterations-1)) {
+
+                        //if (offset==0) Console.OUT.println("Iteration: "+iter);
+
+                        val old_clusters = new Rail[Float](host_clusters.size);
+                        Rail.copy(host_clusters, 0L, old_clusters, 0L, host_clusters.size);
+
+                        host_clusters.clear();
+                        host_cluster_counts.clear();
+
+                        compute_time -= System.nanoTime();
+                        for (p in 0..(num_slice_points-1)) {
+                            var closest:Long = -1;
+                            var closest_dist:Float = Float.MAX_VALUE;
+                            for (k in 0..(num_clusters-1)) { 
+                                var dist : Float = 0;
+                                for (d in 0..(dim-1)) { 
+                                    val tmp = host_points(p+d*num_slice_points) - old_clusters(k*dim+d);
+                                    dist += tmp * tmp;
+                                }
+                                if (dist < closest_dist) {
+                                    closest_dist = dist;
+                                    closest = k;
+                                }
+                            }
+                            for (d in 0..(dim-1)) { 
+                                host_clusters(closest*dim+d) += host_points(p+d*num_slice_points);
+                            }
+                            host_cluster_counts(closest)++;
+                        }
+                        compute_time += System.nanoTime();
+
+                        comm_time -= System.nanoTime();
+                        team.allreduce(host_clusters, 0L, host_clusters, 0L, host_clusters.size, Team.ADD);
+                        team.allreduce(host_cluster_counts, 0L, host_cluster_counts, 0L, host_cluster_counts.size, Team.ADD);
+                        comm_time += System.nanoTime();
+
+                        for (k in 0..(num_clusters-1)) {
+                            for (d in 0..(dim-1)) host_clusters(k*dim+d) /= host_cluster_counts(k);
+                        }
+
+                        if (offset==0 && verbose) {
+                            Console.OUT.println("Iteration: "+iter);
+                            printClusters(host_clusters,dim);
+                        }
+
+                        // TEST FOR CONVERGENCE
+                        for (j in 0..(num_clusters*dim-1)) {
+                            if (true/*||Math.abs(clusters_old(j)-host_clusters(j))>0.0001*/) continue main_loop;
+                        }
+
+                        break;
+
+                    } // main_loop
+
+                } // slice
+
+                Console.OUT.printf("%d: computation %.3f s communication %.3f s (barrier %.3f s)\n", 
+                    here.id, compute_time/1E9, comm_time/1E9, barrier_time/1E9);
+
+                team.barrier();
+
+                if (here.id == 0) {
+                    Console.OUT.println("\nFinal results:");
+                    printClusters(host_clusters,dim);
+                }
+
+            } // async
+
+        } // finish
+
+    }
+
+}
+
+// vim: shiftwidth=4:tabstop=4:expandtab

samples/X10/MontyPi.x10

@@ -0,0 +1,42 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.array.DistArray_Unique;
+import x10.io.Console;
+import x10.util.Random;
+
+/**
+ * Calculation of an approximation to pi by using a Monte Carlo simulation
+ * (throwing darts into the unit square and determining the fraction that land
+ * in the unit circle).
+ */
+public class MontyPi {
+    public static def main(args:Rail[String]) {
+        if (args.size != 1L) {
+            Console.OUT.println("Usage: MontyPi <number of points>");
+            return;
+        }
+        val N = Long.parse(args(0));
+        val initializer = () => {
+            val r = new Random();
+            var result:Long = 0;
+            for(c in 1..N) {
+                val x = r.nextDouble();
+                val y = r.nextDouble();
+                if (x*x +y*y <= 1.0) result++;
+            }
+            result
+        };
+        val result = new DistArray_Unique[Long](Place.places(), initializer);
+        val pi = (4.0*result.reduce((x:Long,y:Long) => x+y, 0) as Double)/(N*Place.numPlaces());
+        Console.OUT.println("The value of pi is " + pi);
+    }
+}

samples/X10/NQueensDist.x10

@@ -0,0 +1,123 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ *  (C) Copyright Australian National University 2011.
+ */
+
+import x10.array.DistArray_Unique;
+
+/**
+ * A distributed version of NQueens. Runs over NUM_PLACES.
+ * Identical to NQueensPar, except that work is distributed 
+ * over multiple places rather than shared between threads.
+ */
+public class NQueensDist {
+    public static val EXPECTED_SOLUTIONS =
+        [0, 1, 0, 0, 2, 10, 4, 40, 92, 352, 724, 2680, 14200, 73712, 365596, 2279184, 14772512];
+
+    val N:Long;
+    val P:Long;
+    val results:DistArray_Unique[Long];
+    val R:LongRange;
+
+    def this(N:Long, P:Long) { 
+        this.N=N;
+        this.P=P;
+        this.results = new DistArray_Unique[Long]();
+        this.R = 0..(N-1);
+    }
+    def start() {
+        new Board().distSearch();
+    }
+    def run():Long {
+       finish start();
+       val result = results.reduce(((x:Long,y:Long) => x+y),0);
+       return result;
+    }
+
+    class Board {
+        val q: Rail[Long];
+        /** The number of low-rank positions that are fixed in this board for the purposes of search. */
+        var fixed:Long;
+        def this() {
+            q = new Rail[Long](N);
+            fixed = 0;
+        }
+
+        /** 
+         * @return true if it is safe to put a queen in file <code>j</code>
+         * on the next rank after the last fixed position.
+         */
+        def safe(j:Long) {
+            for (k in 0..(fixed-1)) {
+                if (j == q(k) || Math.abs(fixed-k) == Math.abs(j-q(k)))
+                    return false;
+            }
+            return true;
+        }
+
+        /** Search all positions for the current board. */
+        def search() {
+            for (k in R) searchOne(k);
+        }
+
+        /**
+         * Modify the current board by adding a new queen
+         * in file <code>k</code> on rank <code>fixed</code>,
+         * and search for all safe positions with this prefix.
+         */
+        def searchOne(k:Long) {
+            if (safe(k)) {
+                if (fixed==(N-1)) {
+                    // all ranks safely filled
+                    atomic NQueensDist.this.results(here.id)++;
+                } else {
+                    q(fixed++) = k;
+                    search();
+                    fixed--;
+                }
+            }
+        }
+
+        /**
+         * Search this board, dividing the work between all places
+         * using a block distribution of the current free rank.
+         */
+        def distSearch()  {
+            val work = R.split(Place.numPlaces());
+            finish for (p in Place.places()) {
+                val myPiece = work(p.id);
+                at (p) async {
+                    // implicit copy of 'this' made across the at divide
+                    for (k in myPiece) {
+                        searchOne(k);
+                    }
+                }
+            }
+        }
+    }
+
+    public static def main(args:Rail[String])  {
+        val n = args.size > 0 ? Long.parse(args(0)) : 8;
+        Console.OUT.println("N=" + n);
+        //warmup
+        //finish new NQueensPar(12, 1).start();
+        val P = Place.numPlaces();
+        val nq = new NQueensDist(n,P);
+        var start:Long = -System.nanoTime();
+        val answer = nq.run();
+        val result = answer==EXPECTED_SOLUTIONS(n);
+        start += System.nanoTime();
+        start /= 1000000;
+        Console.OUT.println("NQueensDist " + nq.N + "(P=" + P +
+                            ") has " + answer + " solutions" +
+                            (result? " (ok)." : " (wrong).") + 
+                            "time=" + start + "ms");
+    }
+}

samples/X10/NQueensPar.x10

@@ -0,0 +1,117 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ *  (C) Copyright Australian National University 2011.
+ */
+
+/**
+ * Compute the number of solutions to the N queens problem.
+ */
+public class NQueensPar {
+    public static val EXPECTED_SOLUTIONS =
+        [0, 1, 0, 0, 2, 10, 4, 40, 92, 352, 724, 2680, 14200, 73712, 365596, 2279184, 14772512];
+
+    val N:Int;
+    val P:Int;
+    var nSolutions:Int = 0n;
+    val R:IntRange;
+
+    def this(N:Int, P:Int) { 
+       this.N=N;
+       this.P=P;
+       this.R = 0n..(N-1n);
+    }
+
+    def start() {
+        new Board().parSearch();
+    }
+
+    class Board {
+        val q: Rail[Int];
+        /** The number of low-rank positions that are fixed in this board for the purposes of search. */
+        var fixed:Int;
+        def this() {
+            q = new Rail[Int](N);
+            fixed = 0n;
+        }
+
+        def this(b:Board) {
+            this.q = new Rail[Int](b.q);
+            this.fixed = b.fixed;
+        }
+
+        /** 
+         * @return true if it is safe to put a queen in file <code>j</code>
+         * on the next rank after the last fixed position.
+         */
+        def safe(j:Int) {
+            for (k in 0n..(fixed-1n)) {
+                if (j == q(k) || Math.abs(fixed-k) == Math.abs(j-q(k)))
+                    return false;
+            }
+            return true;
+        }
+
+        /** Search all positions for the current board. */
+        def search() {
+            for (k in R) searchOne(k);
+        }
+
+        /**
+         * Modify the current board by adding a new queen
+         * in file <code>k</code> on rank <code>fixed</code>,
+         * and search for all safe positions with this prefix.
+         */
+        def searchOne(k:Int) {
+            if (safe(k)) {
+                if (fixed==(N-1n)) {
+                    // all ranks safely filled
+                    atomic NQueensPar.this.nSolutions++;
+                } else {
+                    q(fixed++) = k;
+                    search();
+                    fixed--;
+                }
+            }
+        }
+
+        /**
+         * Search this board, dividing the work between threads
+         * using a block distribution of the current free rank.
+         */
+        def parSearch()  {
+            for (work in R.split(P)) async {
+                val board = new Board(this);
+                for (w in work) {
+                    board.searchOne(w);
+                }
+            }
+        }
+    }
+
+    public static def main(args:Rail[String])  {
+        val n = args.size > 0 ? Int.parse(args(0)) : 8n;
+        Console.OUT.println("N=" + n);
+        //warmup
+        //finish new NQueensPar(12, 1).start();
+        val ps = [1n,2n,4n];
+        for (numTasks in ps) {
+            Console.OUT.println("starting " + numTasks + " tasks");
+            val nq = new NQueensPar(n,numTasks);
+            var start:Long = -System.nanoTime();
+            finish nq.start();
+            val result = (nq.nSolutions as Long)==EXPECTED_SOLUTIONS(nq.N);
+            start += System.nanoTime();
+            start /= 1000000;
+            Console.OUT.println("NQueensPar " + nq.N + "(P=" + numTasks +
+                    ") has " + nq.nSolutions + " solutions" +
+                    (result? " (ok)." : " (wrong).") + "time=" + start + "ms");
+        }
+    }
+}

samples/X10/QSort.x10

@@ -0,0 +1,73 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+
+/**
+ * Straightforward quicksort implementation using
+ * naive partition-in-the-middle and not bothering with
+ * well-known optimizations such as using insertion sort
+ * once the partitions get small.  This is only intended
+ * as a simple example of an array-based program that 
+ * combines a recirsive divide and conquer algorithm 
+ * with async and finish, not as a highly efficient 
+ * sorting procedure..
+ */
+public class QSort {
+
+  private static def partition(data:Rail[int], left:long, right:long) {
+      var i:long = left;
+      var j:long = right;
+      var tmp:int;
+      var pivot:long = data((left + right) / 2);
+
+      while (i <= j) {
+          while (data(i) < pivot) i++;
+          while (data(j) > pivot) j--;
+          if (i <= j) {
+              tmp = data(i);
+              data(i) = data(j);
+              data(j) = tmp;
+              i++;
+              j--;
+          }
+      }
+
+      return i;
+  }
+
+  public static def qsort(data:Rail[int], left:long, right:long) {
+      index:long = partition(data, left, right);
+      finish {
+          if (left < index - 1)
+              async qsort(data, left, index - 1);
+
+          if (index < right)
+              qsort(data, index, right);
+      }
+  }
+
+  public static def main(args:Rail[String]) {
+      val N = args.size>0 ? Long.parse(args(0)) : 100;
+      val r = new x10.util.Random();
+      val data = new Rail[int](N, (long)=>r.nextInt(9999n));
+      qsort(data, 0, N-1);
+      for (i in 0..(N-1)) {
+          Console.OUT.print(data(i)); 
+          if (i%10 == 9) {
+	      Console.OUT.println();
+          } else {
+              Console.OUT.print(", ");
+          }
+      }
+      Console.OUT.println();
+  }
+}
+

samples/X10/StructSpheres.x10

@@ -0,0 +1,123 @@
+/*
+ *  This file is part of the X10 project (http://x10-lang.org).
+ *
+ *  This file is licensed to You under the Eclipse Public License (EPL);
+ *  You may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *      http://www.opensource.org/licenses/eclipse-1.0.php
+ *
+ *  (C) Copyright IBM Corporation 2006-2014.
+ */
+
+import x10.io.Console;
+import x10.util.Random;
+
+/**
+ * This class represents a real-world problem in graphics engines --
+ * determining which objects in a large sprawling world are close enough to the
+ * camera to be considered for rendering.  
+ *
+ * It illustrates the usage of X10 structs to define new primitive types.
+ * In Native X10, structs are allocated within their containing object/stack frame
+ * and thus using structs instead of classes for Vector3 and WorldObject greatly
+ * improves the memory efficiency of the computation.
+ *
+ * @Author Dave Cunningham
+ * @Author Vijay Saraswat
+ */
+class StructSpheres {
+    static type Real = Float;
+
+    static struct Vector3(x:Real, y:Real, z:Real) {
+        public def getX () = x; 
+        public def getY () = y;
+        public def getZ () = z;
+
+        public def add (other:Vector3)
+            = Vector3(this.x+other.x, this.y+other.y, this.z+other.z);
+
+        public def neg () = Vector3(-this.x, -this.y, -this.z);
+
+        public def sub (other:Vector3) = add(other.neg());
+
+        public def length () = Math.sqrtf(length2());
+
+        public def length2 () = x*x + y*y + z*z;
+    }
+
+
+    static struct WorldObject {
+
+        def this (x:Real, y:Real, z:Real, r:Real) {
+            pos = Vector3(x,y,z);
+            renderingDistance = r;
+        }
+
+        public def intersects (home:Vector3)
+            = home.sub(pos).length2() < renderingDistance*renderingDistance;
+
+        protected val pos:Vector3;
+        protected val renderingDistance:Real;
+    }
+
+
+    public static def compute():boolean {
+
+        val reps = 7500;
+
+        // The following correspond to a modern out-door computer game:
+        val num_objects = 50000;
+        val world_size = 6000;
+        val obj_max_size = 400;
+
+        val ran = new Random(0);
+
+        // the array can go on the heap
+        // but the elements ought to be /*inlined*/ in the array
+        val spheres =
+            new Rail[WorldObject](num_objects, (i:long) => {
+                val x = (ran.nextDouble()*world_size) as Real;
+                val y = (ran.nextDouble()*world_size) as Real;
+                val z = (ran.nextDouble()*world_size) as Real;
+                val r = (ran.nextDouble()*obj_max_size) as Real;
+                return WorldObject(x,y,z,r);
+            });
+
+        val time_start = System.nanoTime();
+
+        var counter : Long = 0;
+
+        // HOT LOOP BEGINS
+        for (c in 1..reps) {
+
+            val x = (ran.nextDouble()*world_size) as Real;
+            val y = (ran.nextDouble()*world_size) as Real;
+            val z = (ran.nextDouble()*world_size) as Real;
+
+            val pos = Vector3(x,y,z);
+
+            for (i in spheres.range()) {
+                if (spheres(i).intersects(pos)) {
+                    counter++;
+                }
+            }
+        }
+        // HOT LOOP ENDS
+
+        val time_taken = System.nanoTime() - time_start;
+        Console.OUT.println("Total time: "+time_taken/1E9);
+
+        val expected = 109702;
+        val ok = counter == expected;
+        if (!ok) {
+            Console.ERR.println("number of intersections: "+counter
+                                +" (expected "+expected+")");
+        }
+        return ok;
+    }
+
+    public static def main (Rail[String]) {
+        compute();
+    }
+
+}

samples/XML/JSBrowser.jsproj

@@ -0,0 +1,96 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|AnyCPU">
+      <Configuration>Debug</Configuration>
+      <Platform>AnyCPU</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|ARM">
+      <Configuration>Debug</Configuration>
+      <Platform>ARM</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x86">
+      <Configuration>Debug</Configuration>
+      <Platform>x86</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|AnyCPU">
+      <Configuration>Release</Configuration>
+      <Platform>AnyCPU</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|ARM">
+      <Configuration>Release</Configuration>
+      <Platform>ARM</Platform>
+      <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+      <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x86">
+      <Configuration>Release</Configuration>
+      <Platform>x86</Platform>
+      <UseDotNetNativeToolchain>true</UseDotNetNativeToolchain>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>42fc11d8-64c6-4967-a15a-dfd787f68766</ProjectGuid>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup Condition="'$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0'">
+    <VisualStudioVersion>14.0</VisualStudioVersion>
+  </PropertyGroup>
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\$(WMSJSProjectDirectory)\Microsoft.VisualStudio.$(WMSJSProject).Default.props" />
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\$(WMSJSProjectDirectory)\Microsoft.VisualStudio.$(WMSJSProject).props" />
+  <PropertyGroup>
+    <EnableDotNetNativeCompatibleProfile>true</EnableDotNetNativeCompatibleProfile>
+    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
+    <TargetPlatformVersion>10.0.10240.0</TargetPlatformVersion>
+    <TargetPlatformMinVersion>10.0.10240.0</TargetPlatformMinVersion>
+    <MinimumVisualStudioVersion>$(VersionNumberMajor).$(VersionNumberMinor)</MinimumVisualStudioVersion>
+    <DefaultLanguage>en-US</DefaultLanguage>
+  </PropertyGroup>
+  <ItemGroup>
+    <AppxManifest Include="package.appxmanifest">
+      <SubType>Designer</SubType>
+    </AppxManifest>
+    <Content Include="css\browser.css" />
+    <Content Include="default.html" />
+    <Content Include="images\icons.png" />
+    <Content Include="images\logo_150x150.png" />
+    <Content Include="images\logo_310x150.png" />
+    <Content Include="images\logo_310x310.png" />
+    <Content Include="images\logo_44x44.png" />
+    <Content Include="images\logo_71x71.png" />
+    <Content Include="images\logo_badge.png" />
+    <Content Include="images\logo_bg.png" />
+    <Content Include="images\logo_splash.png" />
+    <Content Include="images\logo_store.png" />
+    <Content Include="js\components\address-bar.js" />
+    <Content Include="js\browser.js" />
+    <Content Include="js\components\favorites.js" />
+    <Content Include="js\components\navigation.js" />
+    <Content Include="js\components\settings.js" />
+    <Content Include="js\components\title-bar.js" />
+    <Content Include="js\components\webview.js" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\NativeListener\NativeListener.vcxproj" />
+  </ItemGroup>
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\$(WMSJSProjectDirectory)\Microsoft.VisualStudio.$(WMSJSProject).targets" />
+  <!-- To modify your build process, add your task inside one of the targets below then uncomment
+       that target and the DisableFastUpToDateCheck PropertyGroup.
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  <PropertyGroup>
+    <DisableFastUpToDateCheck>true</DisableFastUpToDateCheck>
+  </PropertyGroup>
+  -->
+</Project>

samples/XML/water.tsx

@@ -0,0 +1,213 @@
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+  <tile id="21">
+   <image format="png">
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+  <tile id="22">
+   <image format="png">
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+   <image format="png">
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samples/YAML/Ansible.YAML-tmLanguage

@@ -0,0 +1,38 @@
+# [PackageDev] target_format: plist, ext: tmLanguage
+---
+name: Ansible
+scopeName: source.ansible
+fileTypes: []
+uuid: 787ae642-b4ae-48b1-94e9-f935bec43a8f
+
+patterns:
+- name: comment.line.number-sign.ansible
+  match: (?:^ *|\G *)((#).*)
+  captures:
+    '1': {name: comment.line.number-sign.ansible}
+    '2': {name: punctuation.definition.comment.line.ansible}
+
+- name: storage.type.ansible
+  match: (\{\{ *[^\{\}]+ *\}\})|(\$\{[^\{\}]+\})
+
+- name: keyword.other.ansible
+  match: \- (name\:|include\:) (.*)|(^(- |\s*)\w+\:)
+  captures:
+    '2': {name: string.quoted.double.ansible}
+
+- name: variable.complex.ansible
+  contentName: string.other.ansible
+  begin: (\w+)(=)\"?
+  beginCaptures:
+    '1': {name: entity.other.attribute-name.ansible}
+    '2': {name: text}
+  end: \"?\s
+  patterns:
+    - include: $self
+    - name: constant.other.ansible
+      match: .
+
+- name: string.quoted.double.ansible
+  match: ^(\[[0-9a-zA-Z_-]+(((\:)children)*)\])
+  captures:
+    '2': {name: variable.parameter.ansible}

samples/YAML/source.r-console.syntax

@@ -0,0 +1,16 @@
+--- 
+name: R Console
+fileTypes: []
+
+scopeName: source.r-console
+uuid: F629C7F3-823B-4A4C-8EEE-9971490C5710
+patterns: 
+- name: source.r.embedded.r-console
+  begin: "^> "
+  beginCaptures: 
+    "0": 
+      name: punctuation.section.embedded.r-console
+  end: \n|\z
+  patterns: 
+  - include: source.r
+keyEquivalent: ^~R

samples/xBase/sample.prw

@@ -0,0 +1,512 @@
+
+/**
+ * This is a sample file for Linguist.
+ * It's written in AdvPL, a xBase Language.
+ *
+ * Author: Arthur Helfstein Fragoso
+ *
+ * This script has the specific use of integrating between a financial institution
+ * and other two companies in the process of creating Installment Bills for
+ * customers.
+ *
+ * The functions are called from the ERP Protheus TOTVS.
+ *
+ **/
+
+
+
+#Include "TOPCONN.ch"
+#include "tbiconn.ch"
+#Include "Protheus.ch"
+#Include "rwmake.ch"
+#Include "FileIO.ch"
+#Include "json.ch"
+#Include "utils.ch"
+
+
+////////////////////////
+// Faturando (Reparcelando)
+// FA280
+// FA280_01
+//
+
+User Function FA280()
+
+	//Executado uma vez para cada parcela
+
+	If cEmpAnt == '06'
+
+		SE5->(dbSelectArea("SE5"))
+
+		cSet3Filter := "SE5->E5_FATURA == SE1->E1_NUM"
+
+		SE5->(dbSetFilter( {|| &cSet3Filter }, cSet3Filter ))
+		SE5->(dbGoTOP())
+
+		aOrig06Tit := {} // = Todos os Titulos que ser<65>o reparcelados
+		nTotal := 0
+
+		While SE5->(!EOF())
+			AADD(aOrig06Tit, {SE5->E5_PREFIXO, SE5->E5_NUMERO, SE5->E5_VALOR})
+			nTotal += SE5->E5_VALOR
+			SE5->(dbSkip())
+		End
+
+		aNovoTitulo:= {;//{"E1_FILIAL"   ,SE1ORIG->E1_FILIAL ,Nil},;
+		              ;//{"E1_PREFIXO"  ,SE1->E1_PREFIXO    ,Nil},;
+		              {"E1_NUM"      ,SE1->E1_NUM        ,Nil},;
+		              {"E1_TIPO"     ,SE1->E1_TIPO       ,Nil},;
+		              {"E1_PARCELA"  ,SE1->E1_PARCELA    ,Nil},;
+		              {"E1_NATUREZ"  ,SE1->E1_NATUREZ    ,Nil},;
+		              {"E1_CLIENTE"  ,SE1->E1_CLIENTE    ,Nil},;
+		              {"E1_LOJA"     ,SE1->E1_LOJA       ,Nil},;
+		              {"E1_NRDOC"    ,SE1->E1_NRDOC      ,Nil},;
+		              ;//{"E1_X_COD"    ,SE1->E1_NATUREZ    ,Nil},;
+		              {"E1_EMISSAO"  ,SE1->E1_EMISSAO    ,Nil},;
+		              {"E1_VENCTO"   ,SE1->E1_VENCTO     ,Nil},;
+		              {"E1_VENCREA"  ,SE1->E1_VENCREA    ,Nil},;
+		              ;//{"E1_VALOR"    ,SE1->E1_VALOR      ,Nil},;
+		              ;//{"E1_SALDO"    ,SE1->E1_SALDO      ,Nil},;
+		              ;//{"E1_VLCRUZ"   ,SE1->E1_VLCRUZ     ,Nil},;
+		              {"E1_PORTADO"  ,SE1->E1_PORTADO    ,Nil},;
+		              {"E1_FATURA"   ,SE1->E1_FATURA     ,Nil},;
+		              {"E1_X_DTPAV"  ,SE1->E1_X_DTPAV    ,Nil},;
+		              {"E1_X_DTSAV"  ,SE1->E1_X_DTSAV    ,Nil},;
+		              {"E1_X_DTTAV"  ,SE1->E1_X_DTTAV    ,Nil},;
+		              {"E1_X_DTSPC"  ,SE1->E1_X_DTSPC    ,Nil},;
+		              {"E1_X_DTPRO"  ,SE1->E1_X_DTPRO    ,Nil},;
+		              {"E1_NUMBCO"   ,SE1->E1_NUMBCO     ,Nil},;
+		              {"E1_X_DUDME"  ,SE1->E1_X_DUDME    ,Nil},;
+		              {"E1_X_TIPOP"  ,SE1->E1_X_TIPOP    ,Nil},;
+		              {"E1_X_DTCAN"  ,SE1->E1_X_DTCAN    ,Nil},;
+		              {"E1_X_MOTIV"  ,SE1->E1_X_MOTIV    ,Nil},;
+		              {"E1_X_DESPC"  ,SE1->E1_X_DESPC    ,Nil},;
+		              {"E1_NUMNOTA"  ,SE1->E1_NUMNOTA    ,Nil},;
+		              {"E1_SERIE"    ,SE1->E1_SERIE      ,Nil},;
+		              {"E1_X_DEPRO"  ,SE1->E1_X_DEPRO    ,Nil},;
+		              {"E1_X_TPPAI"  ,SE1->E1_X_TPPAI    ,Nil},;
+		              {"E1_X_CGC"    ,SE1->E1_X_CGC      ,Nil},;
+		              {"E1_XTPEMP"   ,SE1->E1_XTPEMP     ,Nil},;
+		              {"E1_X_CTRIM"  ,SE1->E1_X_CTRIM    ,Nil}}
+
+		StartJob("U_FA280_01",getenvserver(),.T., SE1->E1_PREFIXO ,SE1->E1_NUM, SE1->E1_TIPO, SE1->E1_VALOR, aOrig06Tit, nTotal, SE1->E1_PARCELA, aNovoTitulo)
+
+		SE5->(dbClearFilter())
+
+	EndIf
+
+Return nil
+
+
+User Function FA280_01(cE1PREFIXO, cE1NUM, cE1TIPO, nE1Valor, aOrig06Tit, nTotal, cE1PARCELA, aNovoTitulo)
+	Local nValPar := nil
+	Local aTit05 := {}
+
+	RpcSetType(3) // Nao consome licensa
+
+	//Prepare Environment Empresa "01" Filial '0102'
+	// Muda de empresa
+	While !RpcSetEnv('01', '0102',,,,GetEnvServer(),{})
+		Sleep(400)
+	End
+
+		nFileLog := u_OpenLog("\Logs\FA280_"+dToS(dDataBase)+".log")
+
+		fWrite(nFileLog,"----- FA280 -----"+CRLF)
+
+		fWrite(nFileLog,cE1NUM+CRLF)
+
+		nParcelas := round(nTotal/nE1Valor, 0)
+
+		cUltima := '0'+ chr(64+nParcelas)
+
+		fWrite(nFileLog,"valor das parcelas: "+ cvaltochar(nE1Valor) +CRLF)
+		fWrite(nFileLog,"parcelas: "+ cvaltochar(nParcelas) +CRLF)
+		fWrite(nFileLog,"parcela atual: "+ cE1PARCELA +CRLF)
+		fWrite(nFileLog,"ultima parcela: "+ cUltima +CRLF)
+
+		n0102total := 0
+		n0105total := 0
+
+		//Loop entre todos os Titulos que serão Reparcelados
+
+		For nI := 1 To len(aOrig06Tit)
+
+			fWrite(nFileLog,"E5_NUMERO: "+aOrig06Tit[nI][2] +CRLF)
+
+			cQuery := "select * from SE1010 where E1_PREFIXO = '"+ aOrig06Tit[nI][1] +"' and E1_NUM = '"+ aOrig06Tit[nI][2] +"' and  E1_TIPO = 'FAT' and D_E_L_E_T_ <> '*'"
+
+			fWrite(nFileLog,cQuery +CRLF)
+
+			If select("SE1ORIG") > 0
+				SE1ORIG->(DbCloseArea())
+			endif
+			TcQuery cQuery New Alias 'SE1ORIG'
+			dbSelectArea("SE1ORIG")
+			SE1ORIG->(DBGOTOP())
+
+			While SE1ORIG->(!EOF()) //Loop entre as duas filiais: 0102, 0105
+				fWrite(nFileLog,"SE1ORIG loop: "+SE1ORIG->E1_FILIAL +CRLF)
+				cFilAnt := SE1ORIG->E1_FILIAL
+
+				//Faz a baixa
+				if alltrim(SE1ORIG->E1_STATUS) == 'A'
+					fWrite(nFileLog, SE1ORIG->E1_FILIAL+" : Fazendo baixa" +CRLF)
+
+					aBaixa	:= {{"E1_FILIAL"   ,SE1ORIG->E1_FILIAL   ,Nil},;
+					            {"E1_PREFIXO"  ,SE1ORIG->E1_PREFIXO  ,Nil},;
+					            {"E1_NUM"      ,SE1ORIG->E1_NUM      ,Nil},;
+					            {"E1_TIPO"     ,SE1ORIG->E1_TIPO     ,Nil},;
+					            {"E1_PARCELA"  ,SE1ORIG->E1_PARCELA  ,Nil},;
+					            {"E1_DESCONT"  ,SE1ORIG->E1_DESCONT  ,Nil},;
+					            {"E1_JUROS"    ,SE1ORIG->E1_JUROS    ,Nil},;
+					            {"E1_MULTA"    ,SE1ORIG->E1_MULTA    ,Nil},;
+					            {"E1_VLRREAL"  ,SE1ORIG->E1_VLRREAL  ,Nil},;
+					            {"AUTMOTBX"    ,"FAT"                ,Nil},;
+					            {"AUTDTBAIXA"  ,date()               ,Nil},;
+					            {"AUTDTCREDITO",date()               ,Nil},;
+					            {"AUTHIST"     ,"Bx.Emis.Fat."+cE1NUM,Nil},;
+					            {"AUTVALREC"   ,SE1ORIG->E1_VALOR    ,Nil}}
+
+
+					lMsErroAuto:=.F. //reseta lMsErroAuto
+					MSExecAuto ({|x,y| FINA070(x,y)},aBaixa, 3)
+
+					If lMsErroAuto
+
+						fWrite(nFileLog,SE1ORIG->E1_FILIAL+" : Não foi efetuada a baixa do titulo : "+CRLF+ MSErroString()+ CRLF + tojson(aBaixa) + CRLF)
+						return
+					else
+
+						RECLOCK('SE5',.F.)
+							E5_FATURA := cE1NUM
+							E5_FATPREF:= cE1PREFIXO
+							//E5_LA = S
+							//E5_MOEDA = ''
+							//E5_TXMOEDA = 1
+						MSUNLOCK()
+						RECLOCK('SE1',.F.)
+							E1_FATURA := cE1NUM
+							E1_FATPREF:= cE1PREFIXO
+							E1_TIPOFAT:= cE1TIPO
+							E1_FLAGFAT:= 'S'
+							E1_DTFATUR:= dDataBase
+						MSUNLOCK()
+
+						fWrite(nFileLog,SE1ORIG->E1_FILIAL+" : baixa feita" +CRLF)
+					endif
+
+				endif
+
+				//calcula valor total de cada filial para poder calcular a Fatura
+
+				if SE1ORIG->E1_FILIAL == '0102'
+					n0102total += SE1ORIG->E1_VALOR
+				elseif SE1ORIG->E1_FILIAL == '0105'
+					n0105total += SE1ORIG->E1_VALOR
+				else
+					fWrite(nFileLog,"Programa nao preparado para a filial "+SE1ORIG->E1_FILIAL +CRLF)
+				endif
+
+				SE1ORIG->(dbskip())
+
+			End
+
+		Next nI
+
+		cFilAnt := '0102'
+
+		fWrite(nFileLog,"Total 0102: "+cvaltochar(n0102total) +CRLF)
+		fWrite(nFileLog,"Total 0105: "+cvaltochar(n0105total) +CRLF)
+
+		n0102val := round(nE1Valor * n0102total/nTotal, 2)
+		n0105val := nE1Valor - n0102val
+
+		aFili := {}
+
+		if n0102total > 0
+			AADD(aFili,'0102')
+		endif
+
+		if n0105total > 0
+			AADD(aFili,'0105')
+		endif
+
+		For nI := 1 To len(aFili)
+
+			cQuery := "select COUNT(*) as QUANT, SUM(E1_VALOR) as TOTALINC from SE1010  where E1_NUM = '"+ cE1NUM +"'  and E1_FILIAL='"+ aFili[nI] +"' and E1_PREFIXO = '"+ cE1PREFIXO +"' and D_E_L_E_T_ <> '*'"
+
+			If select("PARC") > 0
+				PARC->(DbCloseArea())
+			endif
+			TcQuery cQuery New Alias 'PARC'
+			dbSelectArea("PARC")
+
+			//verificamos se estamos na ultima parcela
+			if PARC->QUANT == nParcelas -1 //QUANT = quantidade de parcelas incluida
+				fWrite(nFileLog,"Ultima Parcela"+CRLF)
+				//o valor desta será o valor que resta
+				nValPar := SE1ORIG->E1_VALOR - PARC->TOTALINC
+
+				if aFili[nI] == '0102'
+					n0102val := n0102total - PARC->TOTALINC
+				elseif aFili[nI] == '0105'
+					n0105val := n0105total - PARC->TOTALINC
+				endif
+			endif
+
+		Next nI
+
+		fWrite(nFileLog,"Total 0102: "+cvaltochar(n0102total) + "  -> Parcela de: "+cvaltochar(n0102val) +CRLF)
+		fWrite(nFileLog,"Total 0105: "+cvaltochar(n0105total) + "  -> Parcela de: "+cvaltochar(n0105val) +CRLF)
+
+		/////////////////
+
+		For nI := 1 To len(aFili)
+
+			if aFili[nI] == '0102'
+				nValPar := n0102val
+			elseif aFili[nI] == '0105'
+				nValPar := n0105val
+			endif
+
+			aTitulo := ACLONE(aNovoTitulo)
+
+			AADD(aTitulo, {"E1_PREFIXO" ,cE1PREFIXO          ,Nil})
+			AADD(aTitulo, {"E1_FILIAL"  ,aFili[nI]           ,Nil})
+			AADD(aTitulo, {"E1_VALOR"   ,nValPar             ,Nil})
+			AADD(aTitulo, {"E1_SALDO"   ,nValPar             ,Nil})
+			AADD(aTitulo, {"E1_VLCRUZ"  ,nValPar             ,Nil})
+
+			lMsErroAuto := .F.
+
+			if aFili[nI] == '0102'
+
+				MSExecAuto({|x,y| FINA040(x,y)},aTitulo,3) //Inclusao
+
+				If lMsErroAuto
+					fWrite(nFileLog,"Erro " + CRLF)
+					fWrite(nFileLog,"Erro ao incluir titulo: "+CRLF+ MSErroString()+ CRLF + tojson(aTitulo) + CRLF)
+					return
+				else
+					fWrite(nFileLog,"Sucesso "+ CRLF)
+					fWrite(nFileLog,"Titulo incluido: "+ aFili[nI] +" : " + cValToChar(nValPar) +CRLF)
+				endif
+
+			elseif aFili[nI] == '0105'
+				fWrite(nFileLog,"Salvando titulos 05 para o final "+aFili[nI]+CRLF)
+				//StartJob("U_JOBF040",getenvserver(),.T., SE1ORIG->E1_FILIAL, aTitulo)
+				AADD(aTit05, aTitulo)
+				//fWrite(nFileLog,"passou pela thread "+CRLF)
+			else
+				fWrite(nFileLog,"Erro, filial nao tratada "+aFili[nI]+CRLF)
+			endif
+
+		Next nI
+
+
+	Reset Environment
+
+	While !RpcSetEnv('01', '0105',,,,GetEnvServer(),{})
+		Sleep(400)
+	End
+
+		For nI := 1 To len(aTit05)
+
+			lMsErroAuto := .F.
+
+			MSExecAuto({|x,y| FINA040(x,y)},aTit05[nI],3) //Inclusao
+
+			If lMsErroAuto
+				fWrite(nFileLog,"Erro " + CRLF)
+				fWrite(nFileLog,"Erro ao incluir titulo: "+CRLF+ MSErroString()+ CRLF + tojson(aTit05[nI]) + CRLF)
+				return
+			else
+				fWrite(nFileLog,"Sucesso "+ CRLF)
+				fWrite(nFileLog,"Titulo incluido: "+CRLF)
+			endif
+
+		Next nI
+
+	Reset Environment
+
+	fClose(nFileLog)
+
+Return
+
+
+
+
+////////////////////////
+// Cancelamento da Fatura (Cancelamento do Reparcelamento)
+// F280PCAN
+// JOBF280C
+//
+
+User Function F280PCAN()
+
+	/**
+	 * cFatCan  - numero da fatura
+	 * cPrefCan - prefixo
+	 * cTipoCan - tipo
+	 **/
+
+	If cEmpAnt == '06'
+
+		StartJob("U_JOBF280C",getenvserver(),.T., cPrefCan, cFatCan, cTipoCan)
+
+	EndIf
+
+Return .T.
+
+
+User Function JOBF280C(cPrefCan, cFatCan, cTipoCan)
+
+	RpcSetType(3) // Nao consome licensa
+
+	While !RpcSetEnv('01', '0102',,,,GetEnvServer(),{})
+		Sleep(400)
+	End
+
+		nFileLog := u_OpenLog("\Logs\F280PCAN_"+dToS(dDataBase)+".log")
+
+		fWrite(nFileLog,"----- F280PCAN -----"+CRLF)
+
+		fWrite(nFileLog,"E1_PREFIXO = '"+ cPrefCan +"' and E1_NUM = '"+ cFatCan +"' and  E1_TIPO = '"+ cTipoCan +"'"+CRLF)
+
+		cQuery := "select * from SE1010 where E1_PREFIXO = '"+ cPrefCan +"' and E1_NUM = '"+ cFatCan +"' and  E1_TIPO = '"+ cTipoCan +"' and D_E_L_E_T_ <> '*'"
+
+		If select("SE1ORIG") > 0
+			SE1ORIG->(DbCloseArea())
+		endif
+		TcQuery cQuery New Alias 'SE1ORIG'
+		dbSelectArea("SE1ORIG")
+		SE1ORIG->(DBGOTOP())
+
+		While SE1ORIG->(!EOF()) //Loop entre todas as parcelas e filiais
+
+			SE1->(dbselectarea("SE1"))
+			SE1->(dbSetOrder(1))
+
+
+			fWrite(nFileLog,"dbseek" + CRLF)
+			if ! SE1->(dbSeek(SE1ORIG->E1_FILIAL+ SE1ORIG->E1_PREFIXO+ SE1ORIG->E1_NUM+ SE1ORIG->E1_PARCELA+ SE1ORIG->E1_TIPO))
+				fWrite(nFileLog,"Erro dbseek" + CRLF)
+				Alert("Erro. Verificar F280PCAN() - dbseek")
+				fWrite(nFileLog,"Erro dbseek("+SE1ORIG->E1_FILIAL+ SE1ORIG->E1_PREFIXO+ SE1ORIG->E1_NUM+ SE1ORIG->E1_PARCELA+ SE1ORIG->E1_TIPO+")" + CRLF)
+				return .F.
+			endif
+
+			cFilAnt := SE1ORIG->E1_FILIAL
+
+			aFatura:= {{"E1_FILIAL"  ,SE1ORIG->E1_FILIAL         ,Nil},;
+			           {"E1_PREFIXO" ,SE1ORIG->E1_PREFIXO        ,Nil},;
+			           {"E1_NUM"     ,SE1ORIG->E1_NUM            ,Nil},;
+			           {"E1_PARCELA" ,SE1ORIG->E1_PARCELA        ,Nil},;
+			           {"E1_TIPO"    ,SE1ORIG->E1_TIPO           ,Nil}}
+
+			lMsErroAuto := .F.
+
+			MSExecAuto({|x,y| FINA040(x,y)},aFatura,5) //Exclus<75>o
+
+			If lMsErroAuto
+				fWrite(nFileLog,"Erro " + CRLF)
+				fWrite(nFileLog,"Erro ao remover o titulo: "+CRLF+ MSErroString()+ CRLF + tojson(aFatura) + CRLF)
+				Alert("Erro ao remover o titulo. Verificar F280PCAN()")
+				return .F.
+			else
+				fWrite(nFileLog,"Sucesso "+ CRLF)
+				fWrite(nFileLog,"Titulo removido" +CRLF)
+			endif
+
+			SE1ORIG->(dbskip())
+
+		end
+
+
+		/////////////////////////////////////////////
+		///////  Cancela as baixas
+		///
+
+		fWrite(nFileLog,"- cancela baixas" + CRLF)
+
+		cQuery := "select * from SE1060 where  E1_FATURA = '"+ cFatCan +"' and D_E_L_E_T_ <> '*'"
+
+		If select("SE1ORIG") > 0
+			SE1ORIG->(DbCloseArea())
+		endif
+		TcQuery cQuery New Alias 'SE1ORIG'
+		dbSelectArea("SE1ORIG")
+		SE1ORIG->(DBGOTOP())
+
+		aFili := {"0102", "0105"}
+
+		While SE1ORIG->(!EOF()) //Loop entre todas as parcelas e filiais
+
+			SE1->(dbselectarea("SE1"))
+			SE1->(dbSetOrder(1))
+
+			For nI := 1 To len(aFili)
+
+				cFilAnt := aFili[nI]
+
+				fWrite(nFileLog,"dbseek" + CRLF)
+				if ! SE1->(dbSeek(aFili[nI]+ SE1ORIG->E1_PREFIXO+ SE1ORIG->E1_NUM+ SE1ORIG->E1_PARCELA+ SE1ORIG->E1_TIPO))
+					fWrite(nFileLog,"dbseek nao encontrou titulo para filial "+aFili[nI] + CRLF)
+					fWrite(nFileLog,"dbseek('"+aFili[nI]+ SE1ORIG->E1_PREFIXO+ SE1ORIG->E1_NUM+ SE1ORIG->E1_PARCELA+ SE1ORIG->E1_TIPO+"')" + CRLF)
+					LOOP
+				endif
+
+				nSE5Recno := u_RetSQLOne("select R_E_C_N_O_ from SE5010 where E5_FILIAL = '"+SE1->E1_FILIAL+"' and E5_PREFIXO = '"+SE1->E1_PREFIXO+"' and E5_TIPO = '"+SE1->E1_TIPO+"' and E5_NUMERO = '"+SE1->E1_NUM+"' "+;
+				                         " and E5_FATURA = '"+SE1->E1_FATURA+"' and E5_FATPREF='"+SE1->E1_FATPREF+"' and D_E_L_E_T_ <> '*' ", "R_E_C_N_O_")
+
+				//Removemos os Flags de Fatura para conseguirmos cancelar a baixa pelo FINA070
+				RECLOCK('SE1',.F.)
+					E1_FATURA := ''
+					E1_FATPREF:= ''
+					E1_TIPOFAT:= ''
+					E1_FLAGFAT:= ''
+					E1_DTFATUR:= StoD('')
+			    MSUNLOCK()
+
+			    SE5->(DbGoTo(nSE5Recno))
+				RECLOCK('SE5',.F.)
+					E5_MOTBX  := 'NOR'
+					//E5_FATURA := ''
+					//E5_FATPREF:= ''
+				MSUNLOCK()
+
+				aBaixa := {{"E1_FILIAL"   ,SE1->E1_FILIAL  ,Nil},;
+				           {"E1_PREFIXO"  ,SE1->E1_PREFIXO ,Nil},;
+				           {"E1_NUM"      ,SE1->E1_NUM     ,Nil},;
+				           {"E1_TIPO"     ,SE1->E1_TIPO    ,Nil},;
+				           {"E1_PARCELA"  ,SE1->E1_PARCELA ,Nil},;
+				           {"E1_DESCONT"  ,SE1->E1_DESCONT ,Nil},;
+				           {"E1_JUROS"    ,SE1->E1_JUROS   ,Nil},;
+				           {"E1_MULTA"    ,SE1->E1_MULTA   ,Nil},;
+				           {"E1_VLRREAL"  ,SE1->E1_VLRREAL ,Nil},;
+				           {"AUTMOTBX"    ,"NOR"           ,Nil},;
+				           {"AUTDTBAIXA"  ,date()          ,Nil},;
+				           {"AUTDTCREDITO",date()          ,Nil},;
+				           {"AUTHIST"     ,""              ,Nil},;
+				           {"AUTVALREC"   ,SE1->E1_VALOR   ,Nil}}
+
+
+				lMsErroAuto:=.F. //reseta lMsErroAuto
+				MSExecAuto ({|x,y| FINA070(x,y)},aBaixa, 5)
+
+				If lMsErroAuto
+					fWrite(nFileLog,SE1->E1_FILIAL+" : Não foi efetuada o cancelamento de baixa : "+CRLF+ MSErroString()+ CRLF + tojson(aBaixa) + CRLF)
+					return
+				else
+					fWrite(nFileLog,SE1->E1_FILIAL+" : cancelamento de baixa feito" +CRLF)
+				endif
+
+			Next nI
+
+			SE1ORIG->(dbskip())
+		end
+
+	Reset Environment
+
+Return

test/fixtures/Data/Modelines/ruby2

@@ -0,0 +1,3 @@
+/* vim: set ts=8 sw=4 filetype=ruby tw=0: */
+
+# Please help how do I into setting vim modlines

test/fixtures/Data/Modelines/ruby3

@@ -0,0 +1,3 @@
+/* vim: set ft=ruby ts=8 sw=4 tw=0: */
+
+# I am not good at humor

test/helper.rb

@@ -3,6 +3,7 @@ require "minitest/autorun"
 require "mocha/setup"
 require "linguist"
 require 'color-proximity'
+require 'licensee'
 
 def fixtures_path
   File.expand_path("../fixtures", __FILE__)

test/test_blob.rb

@@ -301,6 +301,7 @@ class TestBlob < Minitest::Test
 
     # Codemirror deps
     assert sample_blob("codemirror/mode/blah.js").vendored?
+    assert sample_blob("codemirror/5.0/mode/blah.js").vendored?
 
     # Debian packaging
     assert sample_blob("debian/cron.d").vendored?
@@ -308,6 +309,12 @@ class TestBlob < Minitest::Test
     # Erlang
     assert sample_blob("rebar").vendored?
 
+    # git config files
+
+    assert_predicate fixture_blob("some/path/.gitattributes"), :vendored?
+    assert_predicate fixture_blob(".gitignore"), :vendored?
+    assert_predicate fixture_blob("special/path/.gitmodules"), :vendored?
+
     # Minified JavaScript and CSS
     assert sample_blob("foo.min.js").vendored?
     assert sample_blob("foo.min.css").vendored?
@@ -326,9 +333,6 @@ class TestBlob < Minitest::Test
     assert sample_blob("public/javascripts/controls.js").vendored?
     assert sample_blob("public/javascripts/dragdrop.js").vendored?
 
-    # Samples
-    assert sample_blob("Samples/Ruby/foo.rb").vendored?
-
     # jQuery
     assert sample_blob("jquery.js").vendored?
     assert sample_blob("public/javascripts/jquery.js").vendored?
@@ -358,6 +362,26 @@ class TestBlob < Minitest::Test
     assert sample_blob("ui/minified/jquery.effects.blind.min.js").vendored?
     assert sample_blob("ui/minified/jquery.ui.accordion.min.js").vendored?
 
+    # jQuery Gantt
+    assert sample_blob("web-app/jquery-gantt/js/jquery.fn.gantt.js").vendored?
+
+    # jQuery fancyBox
+    assert sample_blob("web-app/fancybox/jquery.fancybox.js").vendored?
+
+    # Fuel UX
+    assert sample_blob("web-app/fuelux/js/fuelux.js").vendored?
+
+    # jQuery File Upload
+    assert sample_blob("fileupload-9.0.0/jquery.fileupload-process.js").vendored?
+
+    # Slick
+    assert sample_blob("web-app/slickgrid/controls/slick.columnpicker.js").vendored?
+
+    # Leaflet plugins
+    assert sample_blob("leaflet-plugins/Leaflet.Coordinates-0.5.0.src.js").vendored?
+    assert sample_blob("leaflet-plugins/leaflet.draw-src.js").vendored?
+    assert sample_blob("leaflet-plugins/leaflet.spin.js").vendored?
+
     # MooTools
     assert sample_blob("public/javascripts/mootools-core-1.3.2-full-compat.js").vendored?
     assert sample_blob("public/javascripts/mootools-core-1.3.2-full-compat-yc.js").vendored?
@@ -489,6 +513,11 @@ class TestBlob < Minitest::Test
 
     # Crashlytics
     assert sample_blob("Crashlytics.framework/Crashlytics.h").vendored?
+    
+    # Xcode
+    assert sample_blob("myapp/My Template.xctemplate/___FILEBASENAME___.h").vendored?
+    assert sample_blob("myapp/My Images.xcassets/some/stuff.imageset/Contents.json").vendored?
+    assert !sample_blob("myapp/MyData.json").vendored?
   end
 
   def test_documentation
@@ -511,13 +540,15 @@ class TestBlob < Minitest::Test
     assert_predicate fixture_blob("README"), :documentation?
     assert_predicate fixture_blob("README.md"), :documentation?
     assert_predicate fixture_blob("README.txt"), :documentation?
+    assert_predicate fixture_blob("Readme"), :documentation?
+    assert_predicate fixture_blob("readme"), :documentation?
     assert_predicate fixture_blob("foo/README"), :documentation?
 
     assert_predicate fixture_blob("CHANGE"), :documentation?
     assert_predicate fixture_blob("CHANGE.md"), :documentation?
     assert_predicate fixture_blob("CHANGE.txt"), :documentation?
     assert_predicate fixture_blob("foo/CHANGE"), :documentation?
-    
+
     assert_predicate fixture_blob("CHANGELOG"), :documentation?
     assert_predicate fixture_blob("CHANGELOG.md"), :documentation?
     assert_predicate fixture_blob("CHANGELOG.txt"), :documentation?
@@ -526,15 +557,19 @@ class TestBlob < Minitest::Test
     assert_predicate fixture_blob("CHANGES"), :documentation?
     assert_predicate fixture_blob("CHANGES.md"), :documentation?
     assert_predicate fixture_blob("CHANGES.txt"), :documentation?
-    assert_predicate fixture_blob("foo/CHANGES"), :documentation?    
+    assert_predicate fixture_blob("foo/CHANGES"), :documentation?
-    
+
     assert_predicate fixture_blob("CONTRIBUTING"), :documentation?
     assert_predicate fixture_blob("CONTRIBUTING.md"), :documentation?
     assert_predicate fixture_blob("CONTRIBUTING.txt"), :documentation?
     assert_predicate fixture_blob("foo/CONTRIBUTING"), :documentation?
 
+    assert_predicate fixture_blob("examples/some-file.pl"), :documentation?
+    assert_predicate fixture_blob("Examples/some-example-file.rb"), :documentation?
+
     assert_predicate fixture_blob("LICENSE"), :documentation?
     assert_predicate fixture_blob("LICENCE.md"), :documentation?
+    assert_predicate fixture_blob("License.txt"), :documentation?
     assert_predicate fixture_blob("LICENSE.txt"), :documentation?
     assert_predicate fixture_blob("foo/LICENSE"), :documentation?
 
@@ -549,6 +584,11 @@ class TestBlob < Minitest::Test
     assert_predicate fixture_blob("foo/INSTALL"), :documentation?
 
     refute_predicate fixture_blob("foo.md"), :documentation?
+
+    # Samples
+    assert sample_blob("Samples/Ruby/foo.rb").documentation?
+
+    assert_predicate fixture_blob("INSTALL.txt"), :documentation?
   end
 
   def test_language

test/test_grammars.rb

@@ -3,12 +3,13 @@ require_relative "./helper"
 class TestGrammars < Minitest::Test
   ROOT = File.expand_path("../..", __FILE__)
 
-  LICENSE_WHITELIST = [
+  PROJECT_WHITELIST = [
     # This grammar's MIT license is inside a subdirectory.
     "vendor/grammars/SublimePapyrus",
 
     # This grammar has a nonstandard but acceptable license.
     "vendor/grammars/gap-tmbundle",
+    "vendor/grammars/factor",
 
     # These grammars have no license but have been grandfathered in. New grammars
     # must have a license that allows redistribution.
@@ -16,6 +17,23 @@ class TestGrammars < Minitest::Test
     "vendor/grammars/x86-assembly-textmate-bundle"
   ].freeze
 
+  # List of allowed SPDX license names
+  LICENSE_WHITELIST = %w[
+    apache-2.0
+    bsd-2-clause
+    bsd-3-clause
+    cc-by-sa-3.0
+    gpl-2.0
+    gpl-3.0
+    lgpl-3.0
+    mit
+    mpl-2.0
+    textmate
+    unlicense
+    wtfpl
+    zlib
+  ].freeze
+
   def setup
     @grammars = YAML.load(File.read(File.join(ROOT, "grammars.yml")))
   end
@@ -62,48 +80,38 @@ class TestGrammars < Minitest::Test
     end
   end
 
+  def test_submodules_have_recognized_licenses
+    unrecognized = submodule_licenses.select { |k,v| v.nil? && Licensee::Project.new(k).license_file }
+    unrecognized.reject! { |k,v| PROJECT_WHITELIST.include?(k) }
+    message = "The following submodules have unrecognized licenses:\n* #{unrecognized.keys.join("\n* ")}\n"
+    message << "Please ensure that the project's LICENSE file contains the full text of the license."
+    assert_equal Hash.new, unrecognized, message
+  end
+
   def test_submodules_have_licenses
-    categories = submodule_paths.group_by do |submodule|
+    unlicensed = submodule_licenses.select { |k,v| v.nil? }.reject { |k,v| PROJECT_WHITELIST.include?(k) }
-      files = Dir[File.join(ROOT, submodule, "*")]
+    message = "The following submodules don't have licenses:\n* #{unlicensed.keys.join("\n* ")}\n"
-      license = files.find { |path| File.basename(path) =~ /\b(un)?licen[cs]e\b/i } || files.find { |path| File.basename(path) =~ /\bcopying\b/i }
+    message << "Please ensure that the project has a LICENSE file, and that the LICENSE file contains the full text of the license."
-      if license.nil?
+    assert_equal Hash.new, unlicensed, message
-        if readme = files.find { |path| File.basename(path) =~ /\Areadme\b/i }
+  end
-          license = readme if File.read(readme) =~ /\blicen[cs]e\b/i
-        end
-      end
-      if license.nil?
-        :unlicensed
-      elsif classify_license(license)
-        :licensed
-      else
-        :unrecognized
-      end
-    end
 
-    unlicensed = categories[:unlicensed] || []
+  def test_submodules_have_approved_licenses
-    unrecognized = categories[:unrecognized] || []
+    unapproved = submodule_licenses.reject { |k,v| LICENSE_WHITELIST.include?(v) || PROJECT_WHITELIST.include?(k) }.map { |k,v| "#{k}: #{v}"}
-    disallowed_unlicensed = unlicensed - LICENSE_WHITELIST
+    message = "The following submodules have unapproved licenses:\n* #{unapproved.join("\n* ")}\n"
-    disallowed_unrecognized = unrecognized - LICENSE_WHITELIST
+    message << "The license must be added to the LICENSE_WHITELIST in /test/test_grammars.rb once approved."
-    extra_whitelist_entries = LICENSE_WHITELIST - (unlicensed | unrecognized)
+    assert_equal [], unapproved, message
+  end
 
-    message = ""
+  def test_submodules_whitelist_has_no_extra_entries
-    if disallowed_unlicensed.any?
+    extra_whitelist_entries = PROJECT_WHITELIST - submodule_licenses.select { |k,v| v.nil? }.keys
-      message << "The following grammar submodules don't seem to have a license. All grammars must have a license that permits redistribution.\n"
+    not_present = extra_whitelist_entries.reject { |k,v| Dir.exists?(k) }
-      message << disallowed_unlicensed.sort.join("\n")
+    licensed = extra_whitelist_entries.select { |k,v| submodule_licenses[k] }
-    end
-    if disallowed_unrecognized.any?
-      message << "\n\n" unless message.empty?
-      message << "The following grammar submodules have an unrecognized license. Please update #{__FILE__} to recognize the license.\n"
-      message << disallowed_unrecognized.sort.join("\n")
-    end
-    if extra_whitelist_entries.any?
-      message << "\n\n" unless message.empty?
-      message << "The following grammar submodules are listed in LICENSE_WHITELIST but either have a license (yay!)\n"
-      message << "or have been removed from the repository. Please remove them from the whitelist.\n"
-      message << extra_whitelist_entries.sort.join("\n")
-    end
 
-    assert disallowed_unlicensed.empty? && disallowed_unrecognized.empty? && extra_whitelist_entries.empty?, message
+    msg = "The following whitelisted submodules don't appear to be part of the project:\n* #{not_present.join("\n* ")}"
+    assert_equal [], not_present, msg
+
+    msg = "The following whitelisted submodules actually have licenses and don't need to be whitelisted:\n* #{licensed.join("\n* ")}"
+    assert_equal [], licensed, msg
   end
 
   private
@@ -112,30 +120,57 @@ class TestGrammars < Minitest::Test
     @submodule_paths ||= `git config --list --file "#{File.join(ROOT, ".gitmodules")}"`.lines.grep(/\.path=/).map { |line| line.chomp.split("=", 2).last }
   end
 
+  # Returns a hash of submodules in the form of submodule_path => license
+  def submodule_licenses
+    @@submodule_licenses ||= begin
+      submodules = {}
+      submodule_paths.each { |submodule| submodules[submodule] = submodule_license(submodule) }
+      submodules
+    end
+  end
+
+  # Given the path to a submodule, return its SPDX-compliant license key
+  def submodule_license(submodule)
+    # Prefer Licensee to detect a submodule's license
+    project = Licensee::Project.new(submodule)
+    return project.license.key if project.license
+
+    # We know a license file exists, but Licensee wasn't able to detect the license,
+    # Let's try our own more permissive regex method
+    if project.license_file
+      path = File.expand_path project.license_file.path, submodule
+      license = classify_license(path)
+      return license if license
+    end
+
+    # Neither Licensee nor our own regex was able to detect the license, let's check the readme
+    files = Dir[File.join(ROOT, submodule, "*")]
+    if readme = files.find { |path| File.basename(path) =~ /\Areadme\b/i }
+      classify_license(readme)
+    end
+  end
+
   def classify_license(path)
     content = File.read(path)
+    return unless content =~ /\blicen[cs]e\b/i
     if content.include?("Apache License") && content.include?("2.0")
-      "Apache 2.0"
+      "apache-2.0"
     elsif content.include?("GNU") && content =~ /general/i && content =~ /public/i
       if content =~ /version 2/i
-        "GPLv2"
+        "gpl-2.0"
       elsif content =~ /version 3/i
-        "GPLv3"
+        "gpl-3.0"
       end
     elsif content.include?("GPL") && content.include?("http://www.gnu.org/licenses/gpl.html")
-      "GPLv3"
+      "gpl-3.0"
-    elsif content.include?("Creative Commons")
+    elsif content.include?("Creative Commons Attribution-Share Alike 3.0")
-      "CC"
+      "cc-by-sa-3.0"
     elsif content.include?("tidy-license.txt") || content.include?("If not otherwise specified (see below)")
       "textmate"
-    elsif content =~ /^\s*[*-]\s+Redistribution/ || content.include?("Redistributions of source code")
-      "BSD"
     elsif content.include?("Permission is hereby granted") || content =~ /\bMIT\b/
-      "MIT"
+      "mit"
-    elsif content.include?("unlicense.org")
-      "unlicense"
     elsif content.include?("http://www.wtfpl.net/txt/copying/")
-      "WTFPL"
+      "wtfpl"
     elsif content.include?("zlib") && content.include?("license") && content.include?("2. Altered source versions must be plainly marked as such")
       "zlib"
     end

test/test_heuristics.rb

@@ -33,6 +33,101 @@ class TestHeuristcs < Minitest::Test
     end
   end
 
+  def test_detect_still_works_if_nothing_matches
+    blob = Linguist::FileBlob.new(File.join(samples_path, "Objective-C/hello.m"))
+    match = Language.detect(blob)
+    assert_equal Language["Objective-C"], match
+  end
+
+  # Candidate languages = ["AGS Script", "AsciiDoc", "Public Key"]
+  def test_asc_by_heuristics
+    assert_heuristics({
+      "AsciiDoc" => all_fixtures("AsciiDoc", "*.asc"),
+      "AGS Script" => all_fixtures("AGS Script", "*.asc"),
+      "Public Key" => all_fixtures("Public Key", "*.asc")
+    })
+  end
+
+  def test_bb_by_heuristics
+    assert_heuristics({
+      "BitBake" => all_fixtures("BitBake", "*.bb"),
+      "BlitzBasic" => all_fixtures("BlitzBasic", "*.bb")
+    })
+  end
+
+  def test_ch_by_heuristics
+    assert_heuristics({
+      "xBase" => all_fixtures("xBase", ".ch")
+    })
+  end
+
+  def test_cl_by_heuristics
+    assert_heuristics({
+      "Common Lisp" => all_fixtures("Common Lisp", "*.cl"),
+      "OpenCL" => all_fixtures("OpenCL", "*.cl")
+    })
+  end
+
+  def test_cs_by_heuristics
+    assert_heuristics({
+      "C#" => all_fixtures("C#", "*.cs"),
+      "Smalltalk" => all_fixtures("Smalltalk", "*.cs")
+    })
+  end
+
+  # Candidate languages = ["ECL", "ECLiPSe"]
+  def test_ecl_by_heuristics
+    assert_heuristics({
+      "ECL" => all_fixtures("ECL", "*.ecl"),
+      "ECLiPSe" => all_fixtures("ECLiPSe", "*.ecl")
+    })
+  end
+
+  def test_f_by_heuristics
+    assert_heuristics({
+      "FORTRAN" => all_fixtures("FORTRAN", "*.f") + all_fixtures("FORTRAN", "*.for"),
+      "Forth" => all_fixtures("Forth", "*.f") + all_fixtures("Forth", "*.for")
+    })
+  end
+
+  def test_fr_by_heuristics
+    assert_heuristics({
+      "Frege" => all_fixtures("Frege", "*.fr"),
+      "Forth" => all_fixtures("Forth", "*.fr"),
+      "Text" => all_fixtures("Text", "*.fr")
+    })
+  end
+
+  def test_fs_by_heuristics
+    assert_heuristics({
+      "F#" => all_fixtures("F#", "*.fs"),
+      "Forth" => all_fixtures("Forth", "*.fs"),
+      "GLSL" => all_fixtures("GLSL", "*.fs")
+    })
+  end
+
+  # Candidate languages = ["Hack", "PHP"]
+  def test_hack_by_heuristics
+    assert_heuristics({
+      "Hack" => all_fixtures("Hack", "*.php"),
+      "PHP" => all_fixtures("PHP", "*.php")
+    })
+  end
+
+  def test_ls_by_heuristics
+    assert_heuristics({
+      "LiveScript" => all_fixtures("LiveScript", "*.ls"),
+      "LoomScript" => all_fixtures("LoomScript", "*.ls")
+    })
+  end
+
+  def test_lsp_by_heuristics
+    assert_heuristics({
+      "Common Lisp" => all_fixtures("Common Lisp", "*.lsp") + all_fixtures("Common Lisp", "*.lisp"),
+      "NewLisp" => all_fixtures("NewLisp", "*.lsp") + all_fixtures("NewLisp", "*.lisp")
+    })
+  end
+
   # Candidate languages = ["C++", "Objective-C"]
   def test_obj_c_by_heuristics
     # Only calling out '.h' filenames as these are the ones causing issues
@@ -43,12 +138,6 @@ class TestHeuristcs < Minitest::Test
     })
   end
 
-  def test_detect_still_works_if_nothing_matches
-    blob = Linguist::FileBlob.new(File.join(samples_path, "Objective-C/hello.m"))
-    match = Language.detect(blob)
-    assert_equal Language["Objective-C"], match
-  end
-
   # Candidate languages = ["Perl", "Perl6", "Prolog"]
   def test_pl_prolog_perl_by_heuristics
     assert_heuristics({
@@ -66,14 +155,6 @@ class TestHeuristcs < Minitest::Test
     })
   end
 
-  # Candidate languages = ["ECL", "Prolog"]
-  def test_ecl_prolog_by_heuristics
-    assert_heuristics({
-      "ECL" => all_fixtures("ECL", "*.ecl"),
-      "Prolog" => all_fixtures("Prolog", "*.ecl")
-    })
-  end
-
   # Candidate languages = ["IDL", "Prolog", "QMake", "INI"]
   def test_pro_by_heuristics
     assert_heuristics({
@@ -84,34 +165,10 @@ class TestHeuristcs < Minitest::Test
     })
   end
 
-  # Candidate languages = ["AGS Script", "AsciiDoc", "Public Key"]
+  def test_r_by_heuristics
-  def test_asc_by_heuristics
     assert_heuristics({
-      "AsciiDoc" => all_fixtures("AsciiDoc", "*.asc"),
+      "R" => all_fixtures("R", "*.r") + all_fixtures("R", "*.R"),
-      "AGS Script" => all_fixtures("AGS Script", "*.asc"),
+      "Rebol" => all_fixtures("Rebol", "*.r")
-      "Public Key" => all_fixtures("Public Key", "*.asc")
-    })
-  end
-
-  def test_cl_by_heuristics
-    assert_heuristics({
-      "Common Lisp" => all_fixtures("Common Lisp", "*.cl"),
-      "OpenCL" => all_fixtures("OpenCL", "*.cl")
-    })
-  end
-
-  def test_f_by_heuristics
-    assert_heuristics({
-      "FORTRAN" => all_fixtures("FORTRAN", "*.f") + all_fixtures("FORTRAN", "*.for"),
-      "Forth" => all_fixtures("Forth", "*.f") + all_fixtures("Forth", "*.for")
-    })
-  end
-
-  # Candidate languages = ["Hack", "PHP"]
-  def test_hack_by_heuristics
-    assert_heuristics({
-      "Hack" => all_fixtures("Hack", "*.php"),
-      "PHP" => all_fixtures("PHP", "*.php")
     })
   end
 
@@ -123,47 +180,13 @@ class TestHeuristcs < Minitest::Test
     })
   end
 
-  def test_fs_by_heuristics
+  # Candidate languages = ["Perl", "Perl6"]
+  def test_t_perl_by_heuristics
     assert_heuristics({
-      "F#" => all_fixtures("F#", "*.fs"),
+      "Perl" => all_fixtures("Perl", "*.t"),
-      "Forth" => all_fixtures("Forth", "*.fs"),
+      "Perl6" => ["Perl6/01-dash-uppercase-i.t", "Perl6/01-parse.t", "Perl6/advent2009-day16.t",
-      "GLSL" => all_fixtures("GLSL", "*.fs")
+                  "Perl6/basic-open.t", "Perl6/calendar.t", "Perl6/for.t", "Perl6/hash.t",
-    })
+                  "Perl6/listquote-whitespace.t"]
-  end
-
-  def test_fr_by_heuristics
-    assert_heuristics({
-      "Frege" => all_fixtures("Frege", "*.fr"),
-      "Forth" => all_fixtures("Forth", "*.fr"),
-      "Text" => all_fixtures("Text", "*.fr")
-    })
-  end
-
-  def test_bb_by_heuristics
-    assert_heuristics({
-      "BitBake" => all_fixtures("BitBake", "*.bb"),
-      "BlitzBasic" => all_fixtures("BlitzBasic", "*.bb")
-    })
-  end
-
-  def test_lsp_by_heuristics
-    assert_heuristics({
-      "Common Lisp" => all_fixtures("Common Lisp", "*.lsp") + all_fixtures("Common Lisp", "*.lisp"),
-      "NewLisp" => all_fixtures("NewLisp", "*.lsp") + all_fixtures("NewLisp", "*.lisp")
-    })
-  end
-
-  def test_cs_by_heuristics
-    assert_heuristics({
-      "C#" => all_fixtures("C#", "*.cs"),
-      "Smalltalk" => all_fixtures("Smalltalk", "*.cs")
-    })
-  end
-
-  def test_ls_by_heuristics
-    assert_heuristics({
-      "LiveScript" => all_fixtures("LiveScript", "*.ls"),
-      "LoomScript" => all_fixtures("LoomScript", "*.ls")
     })
   end
 
@@ -173,17 +196,4 @@ class TestHeuristcs < Minitest::Test
       "XML" => all_fixtures("XML", "*.ts")
     })
   end
-
-  def test_ch_by_heuristics
-    assert_heuristics({
-      "xBase" => all_fixtures("xBase", ".ch")
-    })
-  end
-
-  def test_r_by_heuristics
-    assert_heuristics({
-      "R" => all_fixtures("R", "*.r") + all_fixtures("R", "*.R"),
-      "Rebol" => all_fixtures("Rebol", "*.r")
-    })
-  end
 end

test/test_language.rb

@@ -263,6 +263,24 @@ class TestLanguage < Minitest::Test
     assert_equal 'AGS Script', Language.find_by_alias('AGS').name
   end
 
+  def test_find_ignores_comma
+    assert_equal 'Rust', Language['rust,no_run'].name
+  end
+
+  def test_find_by_name_ignores_comma
+    assert_equal Language['Rust'], Language.find_by_name('rust,no_run')
+  end
+
+  def test_find_by_alias_ignores_comma
+    assert_equal Language['Rust'], Language.find_by_alias('rust,no_run')
+  end
+
+  def test_doesnt_blow_up_with_blank_lookup
+    assert_equal nil, Language.find_by_alias('')
+    assert_equal nil, Language.find_by_name(nil)
+    assert_equal nil, Language[""]
+  end
+
   def test_name
     assert_equal 'Perl',   Language['Perl'].name
     assert_equal 'Python', Language['Python'].name

test/test_modelines.rb

@@ -9,6 +9,8 @@ class TestModelines < Minitest::Test
 
   def test_modeline_strategy
     assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby")
+    assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby2")
+    assert_modeline Language["Ruby"], fixture_blob("Data/Modelines/ruby3")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplus")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs1")
     assert_modeline Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs2")
@@ -27,6 +29,8 @@ class TestModelines < Minitest::Test
 
   def test_modeline_languages
     assert_equal Language["Ruby"], fixture_blob("Data/Modelines/ruby").language
+    assert_equal Language["Ruby"], fixture_blob("Data/Modelines/ruby2").language
+    assert_equal Language["Ruby"], fixture_blob("Data/Modelines/ruby3").language
     assert_equal Language["C++"], fixture_blob("Data/Modelines/seeplusplus").language
     assert_equal Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs1").language
     assert_equal Language["C++"], fixture_blob("Data/Modelines/seeplusplusEmacs2").language

test/test_pedantic.rb

@@ -9,7 +9,7 @@ class TestPedantic < Minitest::Test
     assert_sorted LANGUAGES.keys
   end
 
-  def test_extensions_are_sorted
+  def test_nonprimary_extensions_are_sorted
     LANGUAGES.each do |name, language|
       extensions = language['extensions']
       assert_sorted extensions[1..-1].map(&:downcase) if extensions && extensions.size > 1
@@ -32,6 +32,18 @@ class TestPedantic < Minitest::Test
     end
   end
 
+  def test_heuristics_are_sorted
+    file = File.expand_path("../../lib/linguist/heuristics.rb", __FILE__)
+    heuristics = open(file).each.grep(/^ *disambiguate/)
+    assert_sorted heuristics
+  end
+
+  def test_heuristics_tests_are_sorted
+    file = File.expand_path("../test_heuristics.rb", __FILE__)
+    tests = open(file).each.grep(/^ *def test_[a-z_]+_by_heuristics/)
+    assert_sorted tests
+  end
+
   def assert_sorted(list)
     list.each_cons(2) do |previous, item|
       flunk "#{previous} should come after #{item}" if previous > item

test/test_repository.rb

@@ -111,4 +111,14 @@ class TestRepository < Minitest::Test
     refute_predicate readme, :documentation?
     assert_predicate arduino, :documentation?
   end
+
+  def test_linguist_override_generated?
+    attr_commit = "351c1cc8fd57340839bdb400d7812332af80e9bd"
+    repo = linguist_repo(attr_commit).read_index
+
+    rakefile = Linguist::LazyBlob.new(rugged_repository, attr_commit, "Rakefile")
+
+    # overridden .gitattributes
+    assert rakefile.generated?
+  end
 end