comparison mercurial/patch.py @ 18830:6b827d84d286

patch: match 'diff --git a/' instead of 'diff --git'

This reduces the likelihood of a traceback when trying to email a
patch that happens to have 'diff --git' at the beginning of a line
in the description, as this patch did:

http://markmail.org/message/wxpgowxd7ucxygwe

18829:8843182f3514

    # Filter patch for git information
    gp = None
    gitpatches = []
    for line in lr:
        line = line.rstrip(' \r\n')
        if line.startswith('diff --git'):
            m = gitre.match(line)
            if m:
                if gp:
                    gitpatches.append(gp)
                dst = m.group(2)

            hunknum += 1
            if emitfile:
                emitfile = False
                yield 'file', (afile, bfile, h, gp and gp.copy() or None)
            yield 'hunk', h
        elif x.startswith('diff --git'):
            m = gitre.match(x.rstrip(' \r\n'))
            if not m:
                continue
            if gitpatches is None:
                # scan whole input for git metadata

    for line in lines:
        if line.startswith('diff'):
            addresult()
            # set numbers to 0 anyway when starting new file
            adds, removes, isbinary = 0, 0, False
            if line.startswith('diff --git'):
                filename = gitre.search(line).group(1)
            elif line.startswith('diff -r'):
                # format: "diff -r ... -r ... filename"
                filename = diffre.search(line).group(1)
        elif line.startswith('+') and not line.startswith('+++ '):

18830:6b827d84d286

    # Filter patch for git information
    gp = None
    gitpatches = []
    for line in lr:
        line = line.rstrip(' \r\n')
        if line.startswith('diff --git a/'):
            m = gitre.match(line)
            if m:
                if gp:
                    gitpatches.append(gp)
                dst = m.group(2)

            hunknum += 1
            if emitfile:
                emitfile = False
                yield 'file', (afile, bfile, h, gp and gp.copy() or None)
            yield 'hunk', h
        elif x.startswith('diff --git a/'):
            m = gitre.match(x.rstrip(' \r\n'))
            if not m:
                continue
            if gitpatches is None:
                # scan whole input for git metadata

    for line in lines:
        if line.startswith('diff'):
            addresult()
            # set numbers to 0 anyway when starting new file
            adds, removes, isbinary = 0, 0, False
            if line.startswith('diff --git a/'):
                filename = gitre.search(line).group(1)
            elif line.startswith('diff -r'):
                # format: "diff -r ... -r ... filename"
                filename = diffre.search(line).group(1)
        elif line.startswith('+') and not line.startswith('+++ '):