#format python
"""
    MoinMoin - Diff Parser

    Copyright (c) 2006 by Emilio Lopes
    Inspired by previous work by Fabien Niñoles and Jürgen Hermann
    All rights reserved, see COPYING for details.

   You probably want to add something similar to the following to your
   style definitions:

      div.codearea pre span.DiffAdded   {color: #4876ff;}
      div.codearea pre span.DiffRemoved {color: #ff0000;}
      div.codearea pre span.DiffChanged {color: #ff7f50;}
      div.codearea pre span.DiffSeparator {color: #228b22; font-weight: bold}
"""
from MoinMoin.util.ParserBase import ParserBase

class Parser(ParserBase):
    parsername = "ColorizedDiff"
    extensions = ['.diff', '.patch']
    Dependencies = []

    def setupRules(self):
        ParserBase.setupRules(self)

        self.addRule("Comment",'^(diff .*?)$')
        self.addRule("Comment",'^(\*\*\* .*?)$')
        self.addRule("Comment",'^(--- .*?)$')
        self.addRule("Comment",'^(\+\+\+ .*?)$')
        self.addRule("Comment",'^\*\*\*\*\*\*\*\*\*\*\*\*\*\*\* *$')

        self.addRule("DiffSeparator",'^(@@ .*?)$')
        self.addRule("DiffSeparator",'^--- *$')

        self.addRule("DiffAdded",'^(\+.*?)$')
        self.addRule("DiffRemoved",'^(-.*?)$')
        self.addRule("DiffAdded",'^(>.*?)$')
        self.addRule("DiffRemoved",'^(<.*?)$')
        self.addRule("DiffChanged",'^(!.*?)$')

        self.addRuleFormat("DiffAdded")
        self.addRuleFormat("DiffRemoved")
        self.addRuleFormat("DiffChanged")
        self.addRuleFormat("DiffSeparator")