Files
atom/src/app/text-mate-package.coffee
2013-03-27 14:28:17 -04:00

104 lines
3.6 KiB
CoffeeScript

Package = require 'package'
fsUtils = require 'fs-utils'
plist = require 'plist'
_ = require 'underscore'
TextMateGrammar = require 'text-mate-grammar'
async = require 'async'
module.exports =
class TextMatePackage extends Package
@testName: (packageName) ->
/(\.|_|-)tmbundle$/.test(packageName)
@getLoadQueue: ->
return @loadQueue if @loadQueue
@loadQueue = async.queue (pack, done) -> pack.loadGrammars(done)
@loadQueue.drain = -> syntax.trigger 'grammars-loaded'
@loadQueue
constructor: ->
super
@preferencesPath = fsUtils.join(@path, "Preferences")
@syntaxesPath = fsUtils.join(@path, "Syntaxes")
@grammars = []
load: ({sync}={}) ->
if sync
@loadGrammarsSync()
else
TextMatePackage.getLoadQueue().push(this)
@loadScopedProperties()
activate: ->
syntax.addGrammar(grammar) for grammar in @grammars
for { selector, properties } in @scopedProperties
syntax.addProperties(@path, selector, properties)
deactivate: ->
syntax.removeGrammar(grammar) for grammar in @grammars
syntax.removeProperties(@path)
legalGrammarExtensions: ['plist', 'tmLanguage', 'tmlanguage']
loadGrammars: (done) ->
fsUtils.isDirectoryAsync @syntaxesPath, (isDirectory) =>
if isDirectory
fsUtils.listAsync @syntaxesPath, @legalGrammarExtensions, (err, paths) =>
return console.log("Error loading grammars of TextMate package '#{@path}':", err.stack, err) if err
async.eachSeries paths, @loadGrammarAtPath, done
loadGrammarAtPath: (path, done) =>
TextMateGrammar.load path, (err, grammar) =>
return console.log("Error loading grammar at path '#{path}':", err.stack ? err) if err
@addGrammar(grammar)
done()
loadGrammarsSync: ->
for path in fsUtils.list(@syntaxesPath, @legalGrammarExtensions) ? []
@addGrammar(TextMateGrammar.loadSync(path))
addGrammar: (grammar) ->
@grammars.push(grammar)
syntax.addGrammar(grammar) if atom.isPackageActive(@path)
getGrammars: -> @grammars
loadScopedProperties: ->
@scopedProperties = []
for grammar in @getGrammars()
if properties = @propertiesFromTextMateSettings(grammar)
selector = syntax.cssSelectorFromScopeSelector(grammar.scopeName)
@scopedProperties.push({selector, properties})
for {scope, settings} in @getTextMatePreferenceObjects()
if properties = @propertiesFromTextMateSettings(settings)
selector = syntax.cssSelectorFromScopeSelector(scope) if scope?
@scopedProperties.push({selector, properties})
getTextMatePreferenceObjects: ->
preferenceObjects = []
if fsUtils.exists(@preferencesPath)
for preferencePath in fsUtils.list(@preferencesPath)
try
preferenceObjects.push(fsUtils.readObject(preferencePath))
catch e
console.warn "Failed to parse preference at path '#{preferencePath}'", e.stack
preferenceObjects
propertiesFromTextMateSettings: (textMateSettings) ->
if textMateSettings.shellVariables
shellVariables = {}
for {name, value} in textMateSettings.shellVariables
shellVariables[name] = value
textMateSettings.shellVariables = shellVariables
editorProperties = _.compactObject(
commentStart: _.valueForKeyPath(textMateSettings, 'shellVariables.TM_COMMENT_START')
commentEnd: _.valueForKeyPath(textMateSettings, 'shellVariables.TM_COMMENT_END')
increaseIndentPattern: textMateSettings.increaseIndentPattern
decreaseIndentPattern: textMateSettings.decreaseIndentPattern
foldEndPattern: textMateSettings.foldingStopMarker
)
{ editor: editorProperties } if _.size(editorProperties) > 0