Move grammar overrides to syntax (no serialization yet)

src/app/grammar-view.coffee

@@ -48,9 +48,9 @@ class GrammarView extends SelectList
   confirmed: (grammar) ->
     @cancel()
     if grammar is @autoDetect
-      project.removeGrammarOverrideForPath(@path)
+      syntax.clearGrammarOverrideForPath(@path)
     else
-      project.addGrammarOverrideForPath(@path, grammar)
+      syntax.setGrammarOverrideForPath(@path, grammar.scopeName)
     @editor.reloadGrammar()
 
   attach: ->

src/app/language-mode.coffee

@@ -17,10 +17,7 @@ class LanguageMode
     path = @buffer.getPath()
     pathContents = @buffer.cachedDiskContents
     previousGrammar = @grammar
-    if @buffer.project?
-      @grammar = @buffer.project.selectGrammar(path, pathContents)
-    else
-      @grammar = syntax.selectGrammar(path, pathContents)
+    @grammar = syntax.selectGrammar(path, pathContents)
     throw new Error("No grammar found for path: #{path}") unless @grammar
     previousGrammar isnt @grammar
 

src/app/project.coffee

@@ -13,7 +13,7 @@ class Project
   registerDeserializer(this)
 
   @deserialize: (state) ->
-    new Project(state.path, state.grammarOverridesByPath)
+    new Project(state.path)
 
   tabLength: 2
   softTabs: true
@@ -21,9 +21,8 @@ class Project
   rootDirectory: null
   editSessions: null
   ignoredPathRegexes: null
-  grammarOverridesByPath: null
 
-  constructor: (path, @grammarOverridesByPath={}) ->
+  constructor: (path) ->
     @setPath(path)
     @editSessions = []
     @buffers = []
@@ -31,23 +30,10 @@ class Project
   serialize: ->
     deserializer: 'Project'
     path: @getPath()
-    grammarOverridesByPath: @grammarOverridesByPath
 
   destroy: ->
     editSession.destroy() for editSession in @getEditSessions()
 
-  addGrammarOverrideForPath: (path, grammar) ->
-    @grammarOverridesByPath[path] = grammar.scopeName
-
-  removeGrammarOverrideForPath: (path) ->
-    delete @grammarOverridesByPath[path]
-
-  grammarOverrideForPath: (path) ->
-    syntax.grammarForScopeName(@grammarOverridesByPath[path])
-
-  selectGrammar: (path, contents) ->
-    @grammarOverrideForPath(path) or syntax.selectGrammar(path, contents)
-
   getPath: ->
     @rootDirectory?.path
 

src/app/syntax.coffee

@@ -14,6 +14,7 @@ class Syntax
     @grammars = []
     @grammarsByFileType = {}
     @grammarsByScopeName = {}
+    @grammarOverridesByPath = {}
     @globalProperties = {}
     @scopedPropertiesIndex = 0
     @scopedProperties = []
@@ -25,13 +26,26 @@ class Syntax
       @grammarsByFileType[fileType] = grammar
       @grammarsByScopeName[grammar.scopeName] = grammar
 
+  setGrammarOverrideForPath: (path, scopeName) ->
+    @grammarOverridesByPath[path] = scopeName
+
+  clearGrammarOverrideForPath: (path) ->
+    delete @grammarOverridesByPath[path]
+
+  clearGrammarOverrides: ->
+    @grammarOverridesByPath = {}
+
   selectGrammar: (filePath, fileContents) ->
     return @grammarsByFileType["txt"] ? @nullGrammar unless filePath
-    @grammarByFirstLineRegex(filePath, fileContents) ?
+    @grammarOverrideForPath(filePath) ?
+      @grammarByFirstLineRegex(filePath, fileContents) ?
       @grammarByPath(filePath) ?
       @grammarsByFileType["txt"] ?
       @nullGrammar
 
+  grammarOverrideForPath: (path) ->
+    @grammarsByScopeName[@grammarOverridesByPath[path]]
+
   grammarByPath: (path) ->
     pathComponents = path.split(pathSplitRegex)
     for fileType, grammar of @grammarsByFileType