comparison mercurial/patch.py @ 32189:15f10ee778f8

diff: draw a table about binary diff behaviors

The table should make it easier to reason about future changes.

32188:776127b29a5c

                    header.append('%s from %s' % (copyop, path1))
                    header.append('%s to %s' % (copyop, path2))
        elif revs and not repo.ui.quiet:
            header.append(diffline(path1, revs))

        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' %
                              (gitindex(content1), gitindex(content2)))

32189:15f10ee778f8

                    header.append('%s from %s' % (copyop, path1))
                    header.append('%s to %s' % (copyop, path2))
        elif revs and not repo.ui.quiet:
            header.append(diffline(path1, revs))

        #  fctx.is  | diffopts                | what to   | is fctx.data()
        #  binary() | text nobinary git index | output?   | outputted?
        # ------------------------------------|----------------------------
        #  yes      | no   no       no  *     | summary   | no
        #  yes      | no   no       yes *     | base85    | yes
        #  yes      | no   yes      no  *     | summary   | no
        #  yes      | no   yes      yes 0     | summary   | no
        #  yes      | no   yes      yes >0    | summary   | semi [1]
        #  yes      | yes  *        *   *     | text diff | yes
        #  no       | *    *        *   *     | text diff | yes
        # [1]: hash(fctx.data()) is outputted. so fctx.data() cannot be faked
        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' %
                              (gitindex(content1), gitindex(content2)))