[PATCH 1 of 4] patch: make diff in Git mode respect --text option (issue5510)
Ryan McElroy
rm at fb.com
Wed Apr 5 10:37:41 EDT 2017
On 4/4/17 11:21 PM, Alexander Fomin wrote:
> # HG changeset patch
> # User Alexander Fomin <afomin at fb.com>
> # Date 1490992236 25200
> # Fri Mar 31 13:30:36 2017 -0700
> # Node ID 9be2b4ec19e846d2a95fe801ebe76f83fffd1ea9
> # Parent 65969cd351b73228642d1e491e8c78b20d85405a
> patch: make diff in Git mode respect --text option (issue5510)
>
> This changeset makes patch respect -a/--text option in --git mode by aligning
> its behaviour with Git itself.
>
> diff --git a/mercurial/patch.py b/mercurial/patch.py
> --- a/mercurial/patch.py
> +++ b/mercurial/patch.py
> @@ -2552,7 +2552,7 @@ def trydiff(repo, revs, ctx1, ctx2, modi
> elif revs and not repo.ui.quiet:
> header.append(diffline(path1, revs))
>
> - if binary and opts.git and not opts.nobinary:
> + if binary and opts.git and not opts.nobinary and not opts.text:
> text = mdiff.b85diff(content1, content2)
> if text:
> header.append('index %s..%s' %
> diff --git a/tests/test-diff-binary-file.t b/tests/test-diff-binary-file.t
> --- a/tests/test-diff-binary-file.t
> +++ b/tests/test-diff-binary-file.t
> @@ -73,5 +73,38 @@
> literal 5
> Mc$_OqttjCF00uV!&;S4c
>
> + $ cd ..
This should have a comment (any unindented text is a comment) explaining
what the test is doing. Something simple like "Test text mode with
git-style diff"
> +
> + $ hg init b
> + $ cd b
> + $ cat > writebin.py <<EOF
> + > import sys
> + > path = sys.argv[1]
> + > open(path, 'wb').write('\x00\x01\x02\x03')
> + > EOF
Why not use printf here?
> + $ python writebin.py binfile.bin
> + $ hg add binfile.bin
> + $ hg ci -m 'add binfile.bin'
> +
> + $ echo >> binfile.bin
> + $ hg ci -m 'change binfile.bin'
> +
> + $ hg diff --git -a -r 0 -r 1
> + diff --git a/binfile.bin b/binfile.bin
> + --- a/binfile.bin
> + +++ b/binfile.bin
> + @@ -1,1 +1,1 @@
> + -\x00\x01\x02\x03 (esc)
> + \ No newline at end of file
> + +\x00\x01\x02\x03 (esc)
> +
> + $ HGPLAIN=1 hg diff --git -a -r 0 -r 1
> + diff --git a/binfile.bin b/binfile.bin
> + --- a/binfile.bin
> + +++ b/binfile.bin
> + @@ -1,1 +1,1 @@
> + -\x00\x01\x02\x03 (esc)
> + \ No newline at end of file
> + +\x00\x01\x02\x03 (esc)
>
> $ cd ..
>
Nice! The code changes look good, just the test I'd like a response on.
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