Remove pathname

Closes #207

lib/linguist/blob_helper.rb

@@ -1,7 +1,6 @@
 require 'linguist/classifier'
 require 'linguist/language'
 require 'linguist/mime'
-require 'linguist/pathname'
 require 'linguist/samples'
 
 require 'charlock_holmes'
@@ -13,13 +12,6 @@ module Linguist
   # BlobHelper is a mixin for Blobish classes that respond to "name",
   # "data" and "size" such as Grit::Blob.
   module BlobHelper
-    # Internal: Get a Pathname wrapper for Blob#name
-    #
-    # Returns a Pathname.
-    def pathname
-      Pathname.new(name || "")
-    end
-
     # Public: Get the extname of the path
     #
     # Examples
@@ -29,7 +21,7 @@ module Linguist
     #
     # Returns a String
     def extname
-      pathname.extname
+      File.extname(name)
     end
 
     # Public: Get the actual blob mime type
@@ -41,7 +33,7 @@ module Linguist
     #
     # Returns a mime type String.
     def mime_type
-      @mime_type ||= pathname.mime_type
+      @mime_type ||= Mime.mime_for(extname)
     end
 
     # Public: Get the Content-Type header value
@@ -73,7 +65,7 @@ module Linguist
       elsif name.nil?
         "attachment"
       else
-        "attachment; filename=#{EscapeUtils.escape_url(pathname.basename)}"
+        "attachment; filename=#{EscapeUtils.escape_url(File.basename(name))}"
       end
     end
 
@@ -96,7 +88,7 @@ module Linguist
     #
     # Return true or false
     def binary_mime_type?
-      if mime_type = Mime.lookup_mime_type_for(pathname.extname)
+      if mime_type = Mime.lookup_mime_type_for(extname)
         mime_type.binary?
       end
     end
@@ -422,7 +414,7 @@ module Linguist
       disambiguate_extension_language ||
 
         # See if there is a Language for the extension
-        pathname.language ||
+        Language.find_by_filename(name) ||
 
         # Try to detect Language from shebang line
         shebang_language

lib/linguist/pathname.rb

@@ -1,92 +0,0 @@
-require 'linguist/language'
-require 'linguist/mime'
-require 'pygments'
-
-module Linguist
-  # Similar to ::Pathname, Linguist::Pathname wraps a path string and
-  # provides helpful query methods. Its useful when you only have a
-  # filename but not a blob and need to figure out the language of the file.
-  class Pathname
-    # Public: Initialize a Pathname
-    #
-    # path - A filename String. The file may or maybe actually exist.
-    #
-    # Returns a Pathname.
-    def initialize(path)
-      @path = path
-    end
-
-    # Public: Get the basename of the path
-    #
-    # Examples
-    #
-    #   Pathname.new('sub/dir/file.rb').basename
-    #   # => 'file.rb'
-    #
-    # Returns a String.
-    def basename
-      File.basename(@path)
-    end
-
-    # Public: Get the extname of the path
-    #
-    # Examples
-    #
-    #   Pathname.new('.rb').extname
-    #   # => '.rb'
-    #
-    #   Pathname.new('file.rb').extname
-    #   # => '.rb'
-    #
-    # Returns a String.
-    def extname
-      File.extname(@path)
-    end
-
-    # Public: Get the language of the path
-    #
-    # The path extension name is the only heuristic used to detect the
-    # language name.
-    #
-    # Examples
-    #
-    #   Pathname.new('file.rb').language
-    #   # => Language['Ruby']
-    #
-    # Returns a Language or nil if none was found.
-    def language
-      @language ||= Language.find_by_filename(@path)
-    end
-
-    # Internal: Get the lexer of the path
-    #
-    # Returns a Lexer.
-    def lexer
-      language ? language.lexer : Pygments::Lexer.find_by_name('Text only')
-    end
-
-    # Public: Get the mime type
-    #
-    # Examples
-    #
-    #   Pathname.new('index.html').mime_type
-    #   # => 'text/html'
-    #
-    # Returns a mime type String.
-    def mime_type
-      @mime_type ||= Mime.mime_for(extname)
-    end
-
-    # Public: Return self as String
-    #
-    # Returns a String
-    def to_s
-      @path.dup
-    end
-
-    def eql?(other)
-      other.is_a?(self.class) && @path == other.to_s
-    end
-    alias_method :==, :eql?
-  end
-end