Merge branch 'case-insensitivity'

Resolves #27.

lib/file-types.coffee

@@ -9,6 +9,9 @@ module.exports =
     $debug:
       type: 'boolean'
       default: no
+    $caseSensitive:
+      type: 'boolean'
+      default: no
 
   debug: no
 
@@ -43,6 +46,7 @@ module.exports =
 
   loadConfig: (config = {}) ->
     @debug = config.$debug is yes
+    @caseSensitive = config.$caseSensitive is yes
     @snp = new ScopeNameProvider()
     for fileType, scopeName of config
       # Skip special settings
@@ -60,7 +64,7 @@ module.exports =
 
   _tryToSetGrammar: (editor) ->
     filename = basename editor.getPath()
-    scopeName = @snp.getScopeName filename
+    scopeName = @snp.getScopeName filename, caseSensitive: @caseSensitive
     unless scopeName?
       @_log "no custom scopeName for #{filename}...skipping"
       return

lib/scope-name-provider.coffee

@@ -13,18 +13,29 @@ class ScopeNameProvider
     return  # void
 
   registerMatcher: (matcher, scopeName) ->
-    regexp = new RegExp matcher
     @_matchers[scopeName] ?= []
-    @_matchers[scopeName].push regexp
+    @_matchers[scopeName].push matcher
     @_scopeNames[scopeName] = scopeName
     return  # void
 
-  getScopeName: (filename) ->
+  getScopeName: (filename, opts = {}) ->
     ext = extname filename
-    scopeName = @_exts[ext]
+
+    if opts.caseSensitive
+      scopeName = @_exts[ext]
+    else
+      matches = Object.keys(@_exts).filter (e) ->
+        e.toLowerCase() is ext.toLowerCase()
+      if matches.length >= 1
+        scopeName = @_exts[matches[0]]
+        if matches.length > 1
+          atom.notifications.addWarning '[file-types] Multiple Matches',
+            detail: "Assuming '#{matches[0]}' (#{scopeName}) for file '#{filename}'."
+            dismissable: true
+
     return scopeName if scopeName?
 
-    @_matchFilename filename
+    @_matchFilename filename, opts
 
   getScopeNames: ->
     Object.keys @_scopeNames
@@ -33,7 +44,11 @@ class ScopeNameProvider
   # private
   #
 
-  _matchFilename: (filename) ->
+  _matchFilename: (filename, opts = {}) ->
     for scopeName, matchers of @_matchers
       for matcher in matchers
-        return scopeName if matcher.test filename
+        if opts.caseSensitive
+          regexp = new RegExp matcher
+        else
+          regexp = new RegExp matcher, 'i'
+        return scopeName if regexp.test filename