Sublime Text 3 plugin for quick modification of dependencies

gistfile1.py

import sublime, sublime_plugin
import re
class AngularPromptDepsCommand(sublime_plugin.WindowCommand):

	def run(self):
		defstr = ""
		if self.window.active_view():		
			cmd = AngularInjectGetDepsCommand(view = self.window.active_view())			
			result = cmd.run(None)				
			if result:
				defstr = ", ".join(result['lst'])
				self.result = result
		self.window.show_input_panel("Modify dependencies list:", defstr, self.on_done, None, None)
		pass

	def on_done(self, text):
		self.result['new_lst'] = [x.strip() for x in text.split(',')]
		try:			
			if self.window.active_view():
				self.window.active_view().run_command("angular_inject_set_deps", {"result": self.result} )
		except ValueError:
			pass
 
 
class AngularInjectGetDepsCommand(sublime_plugin.TextCommand):
	REGEX = '(?P<prefix>.*\[\s*)(?P<deps>([\'"]([$\w]+)[\'"]\s*\,?\s*){,})?(?P<funcspec>function\s*\(([\w\d\s\,\$\-\_\'"]*)\))'
	def run(self, edit, **kwargs):		
		for region in self.view.sel(): 
			if region.empty():		
				line = self.view.line(region)
				line_contents = self.view.substr(line)
			else:
				line_contents = self.view.substr(region)
			return self.parse_deps(line_contents)
	def parse_deps(self, txt):
		matches = re.match(self.REGEX, txt, re.M)		
		if not matches:
			self.view.run_command('angular_goto_controller')
			matches = re.match(self.REGEX, txt, re.M)
		if matches:
			return {'str': matches.group('deps'), 'lst': [x.strip() for x in matches.groups()[-1].split(',')]}

class AngularInjectSetDepsCommand(sublime_plugin.TextCommand):
	def run(self, edit, result, **kwargs):		
		for region in self.view.sel():
			reg_org = region 			
			region = self.view.line(region) if region.empty()  else region
			line_contents = self.view.substr(region) 
			matches = re.search(AngularInjectGetDepsCommand.REGEX, line_contents)
			new_textual = self.build_textual(result['str'], result['new_lst'])
			if result['str']:					
				line_contents = line_contents.replace(result['str'], new_textual)
			elif matches:				
				line_contents = line_contents.replace(matches.group('prefix'), matches.group('prefix') + new_textual)
			if result['new_lst']:				
				if matches:
					funcspec = matches.group('funcspec')
					repl = re.sub('(.*function\s*\().*(\).*)', '\\1%s\\2' % ", ".join(result['new_lst']), funcspec)
					line_contents = line_contents.replace(funcspec, repl)
			print (region)
			self.view.replace(edit, region, line_contents)
	def build_textual(self, old_textual, new_list):
		result = []
		for item in new_list:
			match = re.search('(\'|")%s' % item, old_textual)
			quote = match.groups()[0] if match else '\''
			result.append('%s%s%s' % (quote, item, quote))
		if not result:
			return ""
		return (", ".join(result)) + ", "

class AngularGotoControllerCommand(sublime_plugin.TextCommand):
	def run(self, edit, **kwargs):				
		text = self.view.substr(sublime.Region(0, self.view.sel()[0].end()))
		match = list(re.finditer(r"\.\s*controller\s*\(\s*['\"]", text))[-1]
		if match:						
			pos = match.end()
			self.view.sel().clear()
			self.view.sel().add(sublime.Region(pos, pos))