diff mercurial/hgweb/webcommands.py @ 29538:df7d8ea90695

hgweb: enumerate lines in loop header, not before

Doing this will allow access to the lines in arbitrary order (because the
result of enumerate() is an iterator), and that will help calculating rowspan
for annotate blocks.

--- a/mercurial/hgweb/webcommands.py	Wed Jul 13 19:33:52 2016 -0700
+++ b/mercurial/hgweb/webcommands.py	Thu Jul 14 12:33:44 2016 +0800
@@ -875,13 +875,12 @@
         if util.binary(fctx.data()):
             mt = (mimetypes.guess_type(fctx.path())[0]
                   or 'application/octet-stream')
-            lines = enumerate([((fctx.filectx(fctx.filerev()), 1),
-                                '(binary:%s)' % mt)])
+            lines = [((fctx.filectx(fctx.filerev()), 1), '(binary:%s)' % mt)]
         else:
-            lines = enumerate(fctx.annotate(follow=True, linenumber=True,
-                                            diffopts=diffopts))
+            lines = fctx.annotate(follow=True, linenumber=True,
+                                  diffopts=diffopts)
         previousrev = None
-        for lineno, ((f, targetline), l) in lines:
+        for lineno, ((f, targetline), l) in enumerate(lines):
             rev = f.rev()
             blockhead = rev != previousrev or None
             previousrev = rev