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changeset 278:777e388c06d6

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unidiff: handle empty diffs more gracefully -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 unidiff: handle empty diffs more gracefully manifest hash: e2030f7e55dc333ba0cd5b0847d1f1a08e3c5d64 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCpz0uywK+sNU5EO8RAnt4AJ9pyaS6/xNnlhCUocq3m0HbCwHJ/gCgrP/H IvBJtq1eXvRedfitF25vBgw= =pd5n -----END PGP SIGNATURE-----
author mpm@selenic.com
date Wed, 08 Jun 2005 10:47:10 -0800
parents 79279550c8ff
children 5edd24db6dc7
files mercurial/mdiff.py
diffstat 1 files changed, 1 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/mercurial/mdiff.py	Wed Jun 08 10:46:39 2005 -0800
+++ b/mercurial/mdiff.py	Wed Jun 08 10:47:10 2005 -0800
@@ -27,6 +27,7 @@
         a = a.splitlines(1)
         b = b.splitlines(1)
         l = list(difflib.unified_diff(a, b, "a/" + fn, "b/" + fn))
+        if not l: return ""
         # difflib uses a space, rather than a tab
         l[0] = l[0][:-2] + "\t" + ad + "\n"
         l[1] = l[1][:-2] + "\t" + bd + "\n"