Move task-bootstrap to src/

src/task-bootstrap.coffee

@@ -0,0 +1,37 @@
+{userAgent, taskPath} = process.env
+handler = null
+
+setupGlobals = ->
+  global.attachEvent = ->
+  console =
+    warn: -> emit 'task:warn', arguments...
+    log: -> emit 'task:log', arguments...
+    error: -> emit 'task:error', arguments...
+  global.__defineGetter__ 'console', -> console
+
+  global.document =
+    createElement: ->
+      setAttribute: ->
+      getElementsByTagName: -> []
+      appendChild: ->
+    documentElement:
+      insertBefore: ->
+      removeChild: ->
+    getElementById: -> {}
+    createComment: -> {}
+    createDocumentFragment: -> {}
+
+  global.emit = (event, args...) ->
+    process.send({event, args})
+  global.navigator = {userAgent}
+  global.window = global
+
+handleEvents = ->
+  process.on 'uncaughtException', (error) -> console.error(error.message)
+  process.on 'message', ({args}) ->
+    result = handler(args...)
+    emit('task:completed', result)
+
+setupGlobals()
+handleEvents()
+handler = require(taskPath)