Mercurial Repositories > eric / file diff

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Plugins/VcsPlugins/vcsMercurial/HgDiffHighlighter.py	Tue Feb 10 19:30:11 2015 +0100
@@ -0,0 +1,56 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2015 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a syntax highlighter for unified and context diff outputs.
+"""
+
+from __future__ import unicode_literals
+
+from E5Gui.E5GenericDiffHighlighter import TERMINAL, E5GenericDiffHighlighter
+
+
+class HgDiffHighlighter(E5GenericDiffHighlighter):
+    """
+    Class implementing a diff highlighter for Git.
+    """
+    def __init__(self, doc):
+        """
+        Constructor
+        
+        @param doc reference to the text document (QTextDocument)
+        """
+        super(HgDiffHighlighter, self).__init__(doc)
+
+    def generateRules(self):
+        """
+        Public method to generate the rule set.
+        """
+        diffHeader = self.makeFormat(fg=self.textColor,
+                                     bg=self.headerColor)
+        diffContext = self.makeFormat(fg=self.textColor,
+                                      bg=self.contextColor)
+
+        diffAdded = self.makeFormat(fg=self.textColor,
+                                    bg=self.addedColor)
+        diffRemoved = self.makeFormat(fg=self.textColor,
+                                      bg=self.removedColor)
+        
+        diffHeaderRegex = TERMINAL(r'^diff -r ')
+
+        diffOldRegex = TERMINAL(r'^--- ')
+        diffNewRegex = TERMINAL(r'^\+\+\+ ')
+        diffContextRegex = TERMINAL(r'^@@ ')
+        
+        diffAddedRegex = TERMINAL(r'^\+')
+        diffRemovedRegex = TERMINAL(r'^-')
+        
+        self.createRules((diffOldRegex, diffRemoved),
+                         (diffNewRegex, diffAdded),
+                         (diffContextRegex, diffContext),
+                         (diffHeaderRegex, diffHeader),
+                         (diffAddedRegex, diffAdded),
+                         (diffRemovedRegex, diffRemoved),
+                         )