highlight: move code from module top-level into extsetup

hgext/highlight/__init__.py

@@ -1,60 +1,61 b''
 # highlight - syntax highlighting in hgweb, based on Pygments
 #
 #  Copyright 2008, 2009 Patrick Mezard <[e-mail]> and others
 #
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2, incorporated herein by reference.
 #
 # The original module was split in an interface and an implementation
 # file to defer pygments loading and speedup extension setup.
 
 """syntax highlighting for hgweb (requires Pygments)
 
 It depends on the Pygments syntax highlighting library:
 http://pygments.org/
 
 There is a single configuration option::
 
   [web]
   pygments_style = <style>
 
 The default is 'colorful'.
 """
 
 import highlight
 from mercurial.hgweb import webcommands, webutil, common
 from mercurial import extensions, encoding
 
 def filerevision_highlight(orig, web, tmpl, fctx):
     mt = ''.join(tmpl('mimetype', encoding=encoding.encoding))
     # only pygmentize for mimetype containing 'html' so we both match
     # 'text/html' and possibly 'application/xhtml+xml' in the future
     # so that we don't have to touch the extension when the mimetype
     # for a template changes; also hgweb optimizes the case that a
     # raw file is sent using rawfile() and doesn't call us, so we
     # can't clash with the file's content-type here in case we
     # pygmentize a html file
     if 'html' in mt:
         style = web.config('web', 'pygments_style', 'colorful')
         highlight.pygmentize('fileline', fctx, style, tmpl)
     return orig(web, tmpl, fctx)
 
 def annotate_highlight(orig, web, req, tmpl):
     mt = ''.join(tmpl('mimetype', encoding=encoding.encoding))
     if 'html' in mt:
         fctx = webutil.filectx(web.repo, req)
         style = web.config('web', 'pygments_style', 'colorful')
         highlight.pygmentize('annotateline', fctx, style, tmpl)
     return orig(web, req, tmpl)
 
 def generate_css(web, req, tmpl):
     pg_style = web.config('web', 'pygments_style', 'colorful')
     fmter = highlight.HtmlFormatter(style = pg_style)
     req.respond(common.HTTP_OK, 'text/css')
     return ['/* pygments_style = %s */\n\n' % pg_style, fmter.get_style_defs('')]
 
-# monkeypatch in the new version
-extensions.wrapfunction(webcommands, '_filerevision', filerevision_highlight)
-extensions.wrapfunction(webcommands, 'annotate', annotate_highlight)
-webcommands.highlightcss = generate_css
-webcommands.__all__.append('highlightcss')
+def extsetup():
+    # monkeypatch in the new version
+    extensions.wrapfunction(webcommands, '_filerevision', filerevision_highlight)
+    extensions.wrapfunction(webcommands, 'annotate', annotate_highlight)
+    webcommands.highlightcss = generate_css
+    webcommands.__all__.append('highlightcss')