RSpecDetectFileType.py

import sublime, sublime_plugin
import os

class RSpecDetectFileTypeCommand(sublime_plugin.EventListener):
	""" Detects current file type if the file's extension isn't conclusive """
	""" Modified for Ruby on Rails and Sublime Text 2 """
	""" Original pastie here: http://pastie.org/private/kz8gtts0cjcvkec0d4quqa """

	def on_load(self, view):
		filename = view.file_name()
		if not filename: # buffer has never been saved
			return

		name = os.path.basename(filename.lower())
		if name[-8:] == "_spec.rb":
			set_syntax(view, "RSpec", "RSpec")
		elif name == "factories.rb":
			set_syntax(view, "RSpec", "RSpec")
		# elif name == "gemfile":
		#   set_syntax(view, "Ruby on Rails", "Rails")
		# elif name[-2:] == "rb":
		#   set_syntax(view, "Ruby on Rails", "Rails")


def set_syntax(view, syntax, path=None):
	if path is None:
		path = syntax
	view.settings().set('syntax', 'Packages/'+ path + '/' + syntax + '.tmLanguage')
	print("Switched syntax to: " + syntax)