# HG changeset patch
# User Martin von Zweigbergk <martinvonz@google.com>
# Date 2021-11-19 23:38:36
# Node ID 67064c238ae730e65a9de591abe0113687870020
# Parent  220506bb213e36facf38a83d0b24d07705064841

errors: use detailed exit code for non-integer number of diff context lines

Differential Revision: https://phab.mercurial-scm.org/D11826

diff --git a/mercurial/mdiff.py b/mercurial/mdiff.py
--- a/mercurial/mdiff.py
+++ b/mercurial/mdiff.py
@@ -84,7 +84,7 @@ class diffopts(object):
         try:
             self.context = int(self.context)
         except ValueError:
-            raise error.Abort(
+            raise error.InputError(
                 _(b'diff context lines count must be an integer, not %r')
                 % pycompat.bytestr(self.context)
             )
diff --git a/tests/test-diff-unified.t b/tests/test-diff-unified.t
--- a/tests/test-diff-unified.t
+++ b/tests/test-diff-unified.t
@@ -46,7 +46,7 @@ invalid --unified
 
   $ hg diff --nodates -U foo
   abort: diff context lines count must be an integer, not 'foo'
-  [255]
+  [10]
 
 
   $ hg diff --nodates -U 2
@@ -87,7 +87,7 @@ invalid diff.unified
 
   $ hg --config diff.unified=foo diff --nodates
   abort: diff context lines count must be an integer, not 'foo'
-  [255]
+  [10]
 
 noprefix config and option