Merge pull request #2170 from pchaigno/mod-extension

.mod extension

lib/linguist/generated.rb

@@ -69,8 +69,9 @@ module Linguist
       generated_protocol_buffer? ||
       generated_apache_thrift? ||
       generated_jni_header? ||
-      generated_unity3d_meta? ||
-      vcr_cassette?
+      vcr_cassette? ||
+      generated_module? ||
+      generated_unity3d_meta?
     end
 
     # Internal: Is the blob an Xcode file?
@@ -324,6 +325,24 @@ module Linguist
       return lines[0].include?("Generated by Cython")
     end
 
+    # Internal: Is it a KiCAD or GFortran module file?
+    #
+    # KiCAD module files contain:
+    # PCBNEW-LibModule-V1  yyyy-mm-dd h:mm:ss XM
+    # on the first line.
+    #
+    # GFortran module files contain:
+    # GFORTRAN module version 'x' created from 
+    # on the first line.
+    #
+    # Return true of false
+    def generated_module?
+      return false unless extname == '.mod'
+      return false unless lines.count > 1
+      return lines[0].include?("PCBNEW-LibModule-V") || 
+              lines[0].include?("GFORTRAN module version '")
+    end
+
     # Internal: Is this a metadata file from Unity3D?
     #
     # Unity3D Meta files start with:

lib/linguist/heuristics.rb

@@ -274,6 +274,16 @@ module Linguist
       end
     end
 
+    disambiguate "XML", "Modula-2", "Linux Kernel Module", "AMPL" 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"]]
+      end
+    end
+
     disambiguate "NL", "NewLisp" do |data|
       if /^(b|g)[0-9]+ /.match(data)
         Language["NL"]

lib/linguist/languages.yml

@@ -49,6 +49,7 @@ AMPL:
   color: "#E6EFBB"
   extensions:
   - .ampl
+  - .mod
   tm_scope: source.ampl
   ace_mode: text
 
@@ -1767,6 +1768,13 @@ Linker Script:
   tm_scope: none
   ace_mode: text
 
+Linux Kernel Module:
+  type: data
+  extensions:
+  - .mod
+  tm_scope: none
+  ace_mode: text
+
 Liquid:
   type: markup
   extensions:
@@ -2033,6 +2041,13 @@ Modelica:
   tm_scope: source.modelica
   ace_mode: text
 
+Modula-2:
+  type: programming
+  extensions:
+  - .mod
+  tm_scope: source.modula2
+  ace_mode: text
+
 Module Management System:
   type: programming
   extensions:
@@ -3533,6 +3548,7 @@ XML:
   - .launch
   - .mdpolicy
   - .mm
+  - .mod
   - .mxml
   - .nproj
   - .nuspec