Use entire filePath to determine its grammar

spec/app/text-mate-grammar-spec.coffee

@@ -8,7 +8,7 @@ describe "TextMateGrammar", ->
   grammar = null
 
   beforeEach ->
-    grammar = TextMateBundle.grammarForFileName("hello.coffee")
+    grammar = TextMateBundle.grammarForFilePath("hello.coffee")
 
   describe ".getLineTokens(line, currentRule)", ->
     describe "when the entire line matches a single pattern with no capture groups", ->
@@ -31,7 +31,7 @@ describe "TextMateGrammar", ->
 
     describe "when the line doesn't match any patterns", ->
       it "returns the entire line as a single simple token with the grammar's scope", ->
-        textGrammar = TextMateBundle.grammarForFileName('foo.txt')
+        textGrammar = TextMateBundle.grammarForFilePath('foo.txt')
         {tokens} = textGrammar.getLineTokens("abc def")
         expect(tokens.length).toBe 1
 
@@ -108,14 +108,14 @@ describe "TextMateGrammar", ->
 
     describe "when the line matches no patterns", ->
       it "does not infinitely loop", ->
-        grammar = TextMateBundle.grammarForFileName("sample.txt")
+        grammar = TextMateBundle.grammarForFilePath("sample.txt")
         {tokens} = grammar.getLineTokens('hoo')
         expect(tokens.length).toBe 1
         expect(tokens[0]).toEqual value: 'hoo',  scopes: ["text.plain", "meta.paragraph.text"]
 
     describe "when the line matches a pattern with a 'contentName'", ->
       it "creates tokens using the content of contentName as the token name", ->
-        grammar = TextMateBundle.grammarForFileName("sample.txt")
+        grammar = TextMateBundle.grammarForFilePath("sample.txt")
         {tokens} = grammar.getLineTokens('ok, cool')
         expect(tokens[0]).toEqual value: 'ok, cool',  scopes: ["text.plain", "meta.paragraph.text"]
 
@@ -241,6 +241,6 @@ describe "TextMateGrammar", ->
       expect(tokens[1].value).toBe " a singleLineComment"
 
     it "does not loop infinitley (regression)", ->
-      grammar = TextMateBundle.grammarForFileName("hello.js")
+      grammar = TextMateBundle.grammarForFilePath("hello.js")
       {tokens, stack} = grammar.getLineTokens("// line comment")
       {tokens, stack} = grammar.getLineTokens(" // second line comment with a single leading space", stack)

src/app/language-mode.coffee

@@ -17,7 +17,7 @@ class LanguageMode
 
   constructor: (@editSession) ->
     @buffer = @editSession.buffer
-    @grammar = TextMateBundle.grammarForFileName(@buffer.getBaseName())
+    @grammar = TextMateBundle.grammarForFilePath(@buffer.getPath())
     @bracketAnchorRanges = []
 
     _.adviseBefore @editSession, 'insertText', (text) =>

src/app/text-mate-bundle.coffee

@@ -31,10 +31,10 @@ class TextMateBundle
         @grammarsByFileType[fileType] = grammar
         @grammarsByScopeName[grammar.scopeName] = grammar
 
-  @grammarForFileName: (fileName) ->
-    extension = fs.extension(fileName)?[1...]
-    if fileName and extension.length == 0
-      extension = fileName
+  @grammarForFilePath: (filePath) ->
+    extension = fs.extension(filePath)?[1...]
+    if filePath and extension.length == 0
+      extension = fs.base(filePath)
 
     @grammarsByFileType[extension] or @grammarsByFileType["txt"]