[PATCH] Teach "git diff" HTML funcname patterns

[Johan Herland <johan@herland.net>]

Finds lines with <h1>..<h6> tags. The pattern is adapted from the ruby one.

Signed-off-by: Johan Herland <johan@herland.net>
---
 Documentation/gitattributes.txt |    2 ++
 diff.c                          |    1 +
 2 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt
index db16b0c..8bb05e6 100644
--- a/Documentation/gitattributes.txt
+++ b/Documentation/gitattributes.txt
@@ -320,6 +320,8 @@ patterns are available:
 
 - `tex` suitable for source code for LaTeX documents.
 
+- `html` suitable for HTML/XHTML documents.
+
 
 Performing a three-way merge
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/diff.c b/diff.c
index a6c1432..13ae85d 100644
--- a/diff.c
+++ b/diff.c
@@ -1382,6 +1382,7 @@ static struct builtin_funcname_pattern {
 	{ "bibtex", "\\(@[a-zA-Z]\\{1,\\}[ \t]*{\\{0,1\\}[ \t]*[^ \t\"@',\\#}{~%]*\\).*$" },
 	{ "tex", "^\\(\\\\\\(\\(sub\\)*section\\|chapter\\|part\\)\\*\\{0,1\\}{.*\\)$" },
 	{ "ruby", "^\\s*\\(\\(class\\|module\\|def\\)\\s.*\\)$" },
+	{ "html", "^\\s*\\(<h[1-6]\\s.*>.*\\)$" },
 };
 
 static const char *diff_funcname_pattern(struct diff_filespec *one)
-- 
1.6.0.96.g2fad1