mercurial/filemerge.py
author Siddharth Agarwal <sid0@fb.com>
Wed, 18 Nov 2015 15:41:50 -0800
changeset 27037 a8908c139f2f
parent 27036 63d6bc874dea
child 27038 58a4eb16e722
permissions -rw-r--r--
filemerge: add support for change/delete conflicts to the ':other' merge tool This, along with the previous patch to the :local merge tool, covers the full matrix of change/delete conflicts.
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# filemerge.py - file-level merge handling for Mercurial
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#
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# Copyright 2006, 2007, 2008 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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import filecmp
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import os
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import re
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import tempfile
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from .i18n import _
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from .node import nullid, short
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from . import (
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    cmdutil,
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    error,
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    match,
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    simplemerge,
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    tagmerge,
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    templatekw,
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    templater,
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    util,
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)
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def _toolstr(ui, tool, part, default=""):
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    return ui.config("merge-tools", tool + "." + part, default)
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def _toolbool(ui, tool, part, default=False):
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    return ui.configbool("merge-tools", tool + "." + part, default)
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def _toollist(ui, tool, part, default=[]):
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    return ui.configlist("merge-tools", tool + "." + part, default)
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internals = {}
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# Merge tools to document.
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internalsdoc = {}
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# internal tool merge types
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nomerge = None
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mergeonly = 'mergeonly'  # just the full merge, no premerge
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fullmerge = 'fullmerge'  # both premerge and merge
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class absentfilectx(object):
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    """Represents a file that's ostensibly in a context but is actually not
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    present in it.
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    This is here because it's very specific to the filemerge code for now --
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    other code is likely going to break with the values this returns."""
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    def __init__(self, ctx, f):
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        self._ctx = ctx
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        self._f = f
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    def path(self):
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        return self._f
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    def size(self):
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        return None
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    def data(self):
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        return None
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    def filenode(self):
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        return nullid
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    _customcmp = True
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    def cmp(self, fctx):
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        """compare with other file context
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        returns True if different from fctx.
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        """
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        return not (fctx.isabsent() and
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                    fctx.ctx() == self.ctx() and
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                    fctx.path() == self.path())
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    def flags(self):
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        return ''
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    def changectx(self):
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        return self._ctx
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    def isbinary(self):
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        return False
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    def isabsent(self):
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        return True
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def internaltool(name, mergetype, onfailure=None, precheck=None):
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    '''return a decorator for populating internal merge tool table'''
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    def decorator(func):
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        fullname = ':' + name
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        func.__doc__ = "``%s``\n" % fullname + func.__doc__.strip()
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        internals[fullname] = func
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        internals['internal:' + name] = func
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        internalsdoc[fullname] = func
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        func.mergetype = mergetype
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        func.onfailure = onfailure
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        func.precheck = precheck
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        return func
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    return decorator
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def _findtool(ui, tool):
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    if tool in internals:
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        return tool
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    return findexternaltool(ui, tool)
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def findexternaltool(ui, tool):
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    for kn in ("regkey", "regkeyalt"):
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        k = _toolstr(ui, tool, kn)
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        if not k:
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            continue
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        p = util.lookupreg(k, _toolstr(ui, tool, "regname"))
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        if p:
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            p = util.findexe(p + _toolstr(ui, tool, "regappend"))
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            if p:
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                return p
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    exe = _toolstr(ui, tool, "executable", tool)
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    return util.findexe(util.expandpath(exe))
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def _picktool(repo, ui, path, binary, symlink):
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    def check(tool, pat, symlink, binary):
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        tmsg = tool
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        if pat:
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            tmsg += " specified for " + pat
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        if not _findtool(ui, tool):
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            if pat: # explicitly requested tool deserves a warning
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                ui.warn(_("couldn't find merge tool %s\n") % tmsg)
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            else: # configured but non-existing tools are more silent
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                ui.note(_("couldn't find merge tool %s\n") % tmsg)
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        elif symlink and not _toolbool(ui, tool, "symlink"):
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            ui.warn(_("tool %s can't handle symlinks\n") % tmsg)
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        elif binary and not _toolbool(ui, tool, "binary"):
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            ui.warn(_("tool %s can't handle binary\n") % tmsg)
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        elif not util.gui() and _toolbool(ui, tool, "gui"):
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            ui.warn(_("tool %s requires a GUI\n") % tmsg)
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        else:
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            return True
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        return False
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    # internal config: ui.forcemerge
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    # forcemerge comes from command line arguments, highest priority
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    force = ui.config('ui', 'forcemerge')
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    if force:
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        toolpath = _findtool(ui, force)
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        if toolpath:
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            return (force, util.shellquote(toolpath))
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        else:
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            # mimic HGMERGE if given tool not found
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            return (force, force)
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    # HGMERGE takes next precedence
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    hgmerge = os.environ.get("HGMERGE")
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    if hgmerge:
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        return (hgmerge, hgmerge)
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   159
    # then patterns
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    for pat, tool in ui.configitems("merge-patterns"):
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        mf = match.match(repo.root, '', [pat])
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        if mf(path) and check(tool, pat, symlink, False):
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            toolpath = _findtool(ui, tool)
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            return (tool, util.shellquote(toolpath))
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    # then merge tools
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    tools = {}
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    disabled = set()
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    for k, v in ui.configitems("merge-tools"):
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        t = k.split('.')[0]
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        if t not in tools:
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            tools[t] = int(_toolstr(ui, t, "priority", "0"))
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        if _toolbool(ui, t, "disabled", False):
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            disabled.add(t)
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    names = tools.keys()
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    tools = sorted([(-p, t) for t, p in tools.items() if t not in disabled])
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    uimerge = ui.config("ui", "merge")
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    if uimerge:
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        if uimerge not in names:
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            return (uimerge, uimerge)
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        tools.insert(0, (None, uimerge)) # highest priority
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    tools.append((None, "hgmerge")) # the old default, if found
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    for p, t in tools:
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        if check(t, None, symlink, binary):
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            toolpath = _findtool(ui, t)
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            return (t, util.shellquote(toolpath))
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    # internal merge or prompt as last resort
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   189
    if symlink or binary:
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        return ":prompt", None
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   191
    return ":merge", None
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parents:
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   192
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   193
def _eoltype(data):
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   194
    "Guess the EOL type of a file"
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   195
    if '\0' in data: # binary
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   196
        return None
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   197
    if '\r\n' in data: # Windows
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   198
        return '\r\n'
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   199
    if '\r' in data: # Old Mac
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   200
        return '\r'
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   201
    if '\n' in data: # UNIX
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   202
        return '\n'
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   203
    return None # unknown
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   204
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   205
def _matcheol(file, origfile):
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   206
    "Convert EOL markers in a file to match origfile"
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   207
    tostyle = _eoltype(util.readfile(origfile))
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   208
    if tostyle:
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        data = util.readfile(file)
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        style = _eoltype(data)
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   211
        if style:
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   212
            newdata = data.replace(style, tostyle)
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   213
            if newdata != data:
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                util.writefile(file, newdata)
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   215
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@internaltool('prompt', nomerge)
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   217
def _iprompt(repo, mynode, orig, fcd, fco, fca, toolconf):
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   218
    """Asks the user which of the local or the other version to keep as
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   219
    the merged version."""
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   220
    ui = repo.ui
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   221
    fd = fcd.path()
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   222
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   223
    try:
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   224
        index = ui.promptchoice(_("no tool found to merge %s\n"
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   225
                                  "keep (l)ocal or take (o)ther?"
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   226
                                  "$$ &Local $$ &Other") % fd, 0)
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   227
        choice = ['local', 'other'][index]
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diff changeset
   228
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   229
        if choice == 'other':
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   230
            return _iother(repo, mynode, orig, fcd, fco, fca, toolconf)
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   231
        else:
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   232
            return _ilocal(repo, mynode, orig, fcd, fco, fca, toolconf)
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diff changeset
   233
    except error.ResponseExpected:
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diff changeset
   234
        ui.write("\n")
27032
28ee7af4b685 filemerge: return whether the file is deleted for nomerge internal tools
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diff changeset
   235
        return 1, False
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diff changeset
   236
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   237
@internaltool('local', nomerge)
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   238
def _ilocal(repo, mynode, orig, fcd, fco, fca, toolconf):
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diff changeset
   239
    """Uses the local version of files as the merged version."""
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63d6bc874dea filemerge: add support for change/delete conflicts to the ':local' merge tool
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   240
    return 0, fcd.isabsent()
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diff changeset
   241
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   242
@internaltool('other', nomerge)
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diff changeset
   243
def _iother(repo, mynode, orig, fcd, fco, fca, toolconf):
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diff changeset
   244
    """Uses the other version of files as the merged version."""
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diff changeset
   245
    if fco.isabsent():
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diff changeset
   246
        # local changed, remote deleted -- 'deleted' picked
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   247
        repo.wvfs.unlinkpath(fcd.path())
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   248
        deleted = True
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diff changeset
   249
    else:
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diff changeset
   250
        repo.wwrite(fcd.path(), fco.data(), fco.flags())
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diff changeset
   251
        deleted = False
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diff changeset
   252
    return 0, deleted
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diff changeset
   253
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@internaltool('fail', nomerge)
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def _ifail(repo, mynode, orig, fcd, fco, fca, toolconf):
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    """
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    Rather than attempting to merge files that were modified on both
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    branches, it marks them as unresolved. The resolve command must be
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    used to resolve these conflicts."""
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    return 1, False
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def _premerge(repo, toolconf, files, labels=None):
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    tool, toolpath, binary, symlink = toolconf
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    if symlink:
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        return 1
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    a, b, c, back = files
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    ui = repo.ui
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   269
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    validkeep = ['keep', 'keep-merge3']
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    # do we attempt to simplemerge first?
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    try:
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        premerge = _toolbool(ui, tool, "premerge", not binary)
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    except error.ConfigError:
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        premerge = _toolstr(ui, tool, "premerge").lower()
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        if premerge not in validkeep:
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            _valid = ', '.join(["'" + v + "'" for v in validkeep])
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            raise error.ConfigError(_("%s.premerge not valid "
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                                      "('%s' is neither boolean nor %s)") %
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                                    (tool, premerge, _valid))
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    if premerge:
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        if premerge == 'keep-merge3':
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            if not labels:
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                labels = _defaultconflictlabels
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            if len(labels) < 3:
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                labels.append('base')
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        r = simplemerge.simplemerge(ui, a, b, c, quiet=True, label=labels)
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        if not r:
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            ui.debug(" premerge successful\n")
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            return 0
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        if premerge not in validkeep:
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            util.copyfile(back, a) # restore from backup and try again
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    return 1 # continue merging
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   296
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def _mergecheck(repo, mynode, orig, fcd, fco, fca, toolconf):
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    tool, toolpath, binary, symlink = toolconf
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    if symlink:
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   300
        repo.ui.warn(_('warning: internal %s cannot merge symlinks '
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                       'for %s\n') % (tool, fcd.path()))
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   302
        return False
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    return True
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   304
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def _merge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels, mode):
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   306
    """
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    Uses the internal non-interactive simple merge algorithm for merging
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   308
    files. It will fail if there are any conflicts and leave markers in
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    the partially merged file. Markers will have two sections, one for each side
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    of merge, unless mode equals 'union' which suppresses the markers."""
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    a, b, c, back = files
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   312
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   313
    ui = repo.ui
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   314
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    r = simplemerge.simplemerge(ui, a, b, c, label=labels, mode=mode)
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   316
    return True, r, False
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   317
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@internaltool('union', fullmerge,
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   319
              _("warning: conflicts while merging %s! "
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                "(edit, then use 'hg resolve --mark')\n"),
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   321
              precheck=_mergecheck)
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   322
def _iunion(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
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   323
    """
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   324
    Uses the internal non-interactive simple merge algorithm for merging
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   325
    files. It will use both left and right sides for conflict regions.
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   326
    No markers are inserted."""
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   327
    return _merge(repo, mynode, orig, fcd, fco, fca, toolconf,
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   328
                  files, labels, 'union')
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   329
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   330
@internaltool('merge', fullmerge,
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   331
              _("warning: conflicts while merging %s! "
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   332
                "(edit, then use 'hg resolve --mark')\n"),
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   333
              precheck=_mergecheck)
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   334
def _imerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
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   335
    """
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   336
    Uses the internal non-interactive simple merge algorithm for merging
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   337
    files. It will fail if there are any conflicts and leave markers in
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diff changeset
   338
    the partially merged file. Markers will have two sections, one for each side
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diff changeset
   339
    of merge."""
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   340
    return _merge(repo, mynode, orig, fcd, fco, fca, toolconf,
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   341
                  files, labels, 'merge')
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   342
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   343
@internaltool('merge3', fullmerge,
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   344
              _("warning: conflicts while merging %s! "
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   345
                "(edit, then use 'hg resolve --mark')\n"),
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diff changeset
   346
              precheck=_mergecheck)
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diff changeset
   347
def _imerge3(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
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   348
    """
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   349
    Uses the internal non-interactive simple merge algorithm for merging
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diff changeset
   350
    files. It will fail if there are any conflicts and leave markers in
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diff changeset
   351
    the partially merged file. Marker will have three sections, one from each
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diff changeset
   352
    side of the merge and one for the base content."""
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diff changeset
   353
    if not labels:
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diff changeset
   354
        labels = _defaultconflictlabels
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diff changeset
   355
    if len(labels) < 3:
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   356
        labels.append('base')
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   357
    return _imerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels)
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diff changeset
   358
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diff changeset
   359
def _imergeauto(repo, mynode, orig, fcd, fco, fca, toolconf, files,
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   360
                labels=None, localorother=None):
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   361
    """
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   362
    Generic driver for _imergelocal and _imergeother
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diff changeset
   363
    """
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diff changeset
   364
    assert localorother is not None
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diff changeset
   365
    tool, toolpath, binary, symlink = toolconf
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diff changeset
   366
    a, b, c, back = files
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diff changeset
   367
    r = simplemerge.simplemerge(repo.ui, a, b, c, label=labels,
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Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   368
                                localorother=localorother)
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   369
    return True, r
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   370
26948
067ab07435c9 filemerge: rename _symlinkcheck to _mergecheck
Siddharth Agarwal <sid0@fb.com>
parents: 26941
diff changeset
   371
@internaltool('merge-local', mergeonly, precheck=_mergecheck)
26224
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   372
def _imergelocal(*args, **kwargs):
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   373
    """
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   374
    Like :merge, but resolve all conflicts non-interactively in favor
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   375
    of the local changes."""
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   376
    success, status = _imergeauto(localorother='local', *args, **kwargs)
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   377
    return success, status, False
26224
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   378
26948
067ab07435c9 filemerge: rename _symlinkcheck to _mergecheck
Siddharth Agarwal <sid0@fb.com>
parents: 26941
diff changeset
   379
@internaltool('merge-other', mergeonly, precheck=_mergecheck)
26224
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   380
def _imergeother(*args, **kwargs):
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   381
    """
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   382
    Like :merge, but resolve all conflicts non-interactively in favor
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   383
    of the other changes."""
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   384
    success, status = _imergeauto(localorother='other', *args, **kwargs)
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   385
    return success, status, False
26224
a4da463df6cf filemerge: add non-interactive :merge-local and :merge-other
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents: 26071
diff changeset
   386
26526
7fa3560443fd filemerge: switch trymerge boolean to mergetype enum
Siddharth Agarwal <sid0@fb.com>
parents: 26525
diff changeset
   387
@internaltool('tagmerge', mergeonly,
21922
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   388
              _("automatic tag merging of %s failed! "
22707
38e0363dcbe0 filemerge: switch the default name for internal tools from internal:x to :x
Mads Kiilerich <madski@unity3d.com>
parents: 22706
diff changeset
   389
                "(use 'hg resolve --tool :merge' or another merge "
21922
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   390
                "tool of your choice)\n"))
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   391
def _itagmerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   392
    """
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   393
    Uses the internal tag merge algorithm (experimental).
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   394
    """
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   395
    success, status = tagmerge.merge(repo, fcd, fco, fca)
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   396
    return success, status, False
21922
50e20154cb68 filemerge: add internal:tagmerge merge tool
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 21921
diff changeset
   397
26526
7fa3560443fd filemerge: switch trymerge boolean to mergetype enum
Siddharth Agarwal <sid0@fb.com>
parents: 26525
diff changeset
   398
@internaltool('dump', fullmerge)
21273
20b8090d8125 merge: define conflict marker labels in filemerge()
Durham Goode <durham@fb.com>
parents: 21100
diff changeset
   399
def _idump(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
16127
14dc2bbba6d2 filemerge: remove some redundancy in decorators/docstrings
Matt Mackall <mpm@selenic.com>
parents: 16126
diff changeset
   400
    """
16126
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   401
    Creates three versions of the files to merge, containing the
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   402
    contents of local, other and base. These files can then be used to
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   403
    perform a merge manually. If the file to be merged is named
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   404
    ``a.txt``, these files will accordingly be named ``a.txt.local``,
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   405
    ``a.txt.other`` and ``a.txt.base`` and they will be placed in the
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   406
    same directory as ``a.txt``."""
26573
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   407
    a, b, c, back = files
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   408
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   409
    fd = fcd.path()
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   410
26573
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   411
    util.copyfile(a, a + ".local")
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   412
    repo.wwrite(fd + ".other", fco.data(), fco.flags())
a875773cf537 filemerge._idump: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26572
diff changeset
   413
    repo.wwrite(fd + ".base", fca.data(), fca.flags())
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   414
    return False, 1, False
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   415
21273
20b8090d8125 merge: define conflict marker labels in filemerge()
Durham Goode <durham@fb.com>
parents: 21100
diff changeset
   416
def _xmerge(repo, mynode, orig, fcd, fco, fca, toolconf, files, labels=None):
26574
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   417
    tool, toolpath, binary, symlink = toolconf
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   418
    a, b, c, back = files
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   419
    out = ""
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   420
    env = {'HG_FILE': fcd.path(),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   421
           'HG_MY_NODE': short(mynode),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   422
           'HG_OTHER_NODE': str(fco.changectx()),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   423
           'HG_BASE_NODE': str(fca.changectx()),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   424
           'HG_MY_ISLINK': 'l' in fcd.flags(),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   425
           'HG_OTHER_ISLINK': 'l' in fco.flags(),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   426
           'HG_BASE_ISLINK': 'l' in fca.flags(),
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   427
           }
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   428
26574
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   429
    ui = repo.ui
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   430
26574
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   431
    args = _toolstr(ui, tool, "args", '$local $base $other')
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   432
    if "$output" in args:
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   433
        out, a = a, back # read input from backup, write to original
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   434
    replace = {'local': a, 'base': b, 'other': c, 'output': out}
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   435
    args = util.interpolate(r'\$', replace, args,
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   436
                            lambda s: util.shellquote(util.localpath(s)))
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   437
    cmd = toolpath + ' ' + args
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   438
    repo.ui.debug('launching merge tool: %s\n' % cmd)
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   439
    r = ui.system(cmd, cwd=repo.root, environ=env)
f82cb7dffb49 filemerge._xmerge: drop no longer necessary 'if r:' check
Siddharth Agarwal <sid0@fb.com>
parents: 26573
diff changeset
   440
    repo.ui.debug('merge tool returned: %s\n' % r)
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   441
    return True, r, False
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   442
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   443
def _formatconflictmarker(repo, ctx, template, label, pad):
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   444
    """Applies the given template to the ctx, prefixed by the label.
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   445
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   446
    Pad is the minimum width of the label prefix, so that multiple markers
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   447
    can have aligned templated parts.
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   448
    """
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   449
    if ctx.node() is None:
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   450
        ctx = ctx.p1()
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   451
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   452
    props = templatekw.keywords.copy()
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   453
    props['templ'] = template
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   454
    props['ctx'] = ctx
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   455
    props['repo'] = repo
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   456
    templateresult = template('conflictmarker', **props)
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   457
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   458
    label = ('%s:' % label).ljust(pad + 1)
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   459
    mark = '%s %s' % (label, templater.stringify(templateresult))
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   460
21864
755bf1bbe0a9 filemerge: use only the first line of the generated conflict marker for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 21693
diff changeset
   461
    if mark:
755bf1bbe0a9 filemerge: use only the first line of the generated conflict marker for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 21693
diff changeset
   462
        mark = mark.splitlines()[0] # split for safety
755bf1bbe0a9 filemerge: use only the first line of the generated conflict marker for safety
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 21693
diff changeset
   463
21865
78e56e70c70a filemerge: use 'util.ellipsis' to trim custom conflict markers correctly
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 21864
diff changeset
   464
    # 8 for the prefix of conflict marker lines (e.g. '<<<<<<< ')
78e56e70c70a filemerge: use 'util.ellipsis' to trim custom conflict markers correctly
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 21864
diff changeset
   465
    return util.ellipsis(mark, 80 - 8)
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   466
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   467
_defaultconflictmarker = ('{node|short} ' +
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   468
    '{ifeq(tags, "tip", "", "{tags} ")}' +
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   469
    '{if(bookmarks, "{bookmarks} ")}' +
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   470
    '{ifeq(branch, "default", "", "{branch} ")}' +
21693
9c35f3a8cac4 merge: drop the quotes around commit description
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 21524
diff changeset
   471
    '- {author|user}: {desc|firstline}')
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   472
21524
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21519
diff changeset
   473
_defaultconflictlabels = ['local', 'other']
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21519
diff changeset
   474
22026
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   475
def _formatlabels(repo, fcd, fco, fca, labels):
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   476
    """Formats the given labels using the conflict marker template.
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   477
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   478
    Returns a list of formatted labels.
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   479
    """
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   480
    cd = fcd.changectx()
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   481
    co = fco.changectx()
22026
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   482
    ca = fca.changectx()
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   483
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   484
    ui = repo.ui
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   485
    template = ui.config('ui', 'mergemarkertemplate', _defaultconflictmarker)
22025
5f22975d320d filemerge: drop extra white space
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22023
diff changeset
   486
    tmpl = templater.templater(None, cache={'conflictmarker': template})
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   487
22026
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   488
    pad = max(len(l) for l in labels)
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   489
22026
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   490
    newlabels = [_formatconflictmarker(repo, cd, tmpl, labels[0], pad),
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   491
                 _formatconflictmarker(repo, co, tmpl, labels[1], pad)]
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   492
    if len(labels) > 2:
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   493
        newlabels.append(_formatconflictmarker(repo, ca, tmpl, labels[2], pad))
6966542768ff filemerge: allow the formatting of three labels instead of two
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 22025
diff changeset
   494
    return newlabels
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   495
26607
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   496
def _filemerge(premerge, repo, mynode, orig, fcd, fco, fca, labels=None):
6003
7855b88ba838 filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   497
    """perform a 3-way merge in the working directory
7855b88ba838 filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   498
26607
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   499
    premerge = whether this is a premerge
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6212
diff changeset
   500
    mynode = parent node before merge
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6212
diff changeset
   501
    orig = original local filename before merge
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6212
diff changeset
   502
    fco = other file context
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6212
diff changeset
   503
    fca = ancestor file context
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6212
diff changeset
   504
    fcd = local file context for current/destination file
26606
2a405d307f8c filemerge: also return whether the merge is complete
Siddharth Agarwal <sid0@fb.com>
parents: 26605
diff changeset
   505
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   506
    Returns whether the merge is complete, the return value of the merge, and
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   507
    a boolean indicating whether the file was deleted from disk."""
6003
7855b88ba838 filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   508
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   509
    def temp(prefix, ctx):
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   510
        pre = "%s~%s." % (os.path.basename(ctx.path()), prefix)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   511
        (fd, name) = tempfile.mkstemp(prefix=pre)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   512
        data = repo.wwritedata(ctx.path(), ctx.data())
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   513
        f = os.fdopen(fd, "wb")
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   514
        f.write(data)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   515
        f.close()
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   516
        return name
26512
4c52dd406adc filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents: 26224
diff changeset
   517
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   518
    if not fco.cmp(fcd): # files identical?
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   519
        return True, None, False
26512
4c52dd406adc filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents: 26224
diff changeset
   520
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   521
    ui = repo.ui
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   522
    fd = fcd.path()
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   523
    binary = fcd.isbinary() or fco.isbinary() or fca.isbinary()
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   524
    symlink = 'l' in fcd.flags() + fco.flags()
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   525
    tool, toolpath = _picktool(repo, ui, fd, binary, symlink)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   526
    if tool in internals and tool.startswith('internal:'):
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   527
        # normalize to new-style names (':merge' etc)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   528
        tool = tool[len('internal'):]
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   529
    ui.debug("picked tool '%s' for %s (binary %s symlink %s)\n" %
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   530
               (tool, fd, binary, symlink))
6003
7855b88ba838 filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   531
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   532
    if tool in internals:
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   533
        func = internals[tool]
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   534
        mergetype = func.mergetype
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   535
        onfailure = func.onfailure
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   536
        precheck = func.precheck
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   537
    else:
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   538
        func = _xmerge
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   539
        mergetype = fullmerge
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   540
        onfailure = _("merging %s failed!\n")
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   541
        precheck = None
26512
4c52dd406adc filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents: 26224
diff changeset
   542
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   543
    toolconf = tool, toolpath, binary, symlink
6003
7855b88ba838 filemerge: pull file-merging code into its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   544
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   545
    if mergetype == nomerge:
27032
28ee7af4b685 filemerge: return whether the file is deleted for nomerge internal tools
Siddharth Agarwal <sid0@fb.com>
parents: 26979
diff changeset
   546
        r, deleted = func(repo, mynode, orig, fcd, fco, fca, toolconf)
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   547
        return True, r, deleted
26512
4c52dd406adc filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents: 26224
diff changeset
   548
26609
47681e77e484 filemerge: only print out "merging f" output at premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26608
diff changeset
   549
    if premerge:
47681e77e484 filemerge: only print out "merging f" output at premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26608
diff changeset
   550
        if orig != fco.path():
47681e77e484 filemerge: only print out "merging f" output at premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26608
diff changeset
   551
            ui.status(_("merging %s and %s to %s\n") % (orig, fco.path(), fd))
47681e77e484 filemerge: only print out "merging f" output at premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26608
diff changeset
   552
        else:
47681e77e484 filemerge: only print out "merging f" output at premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26608
diff changeset
   553
            ui.status(_("merging %s\n") % fd)
26528
8bfef5737321 filemerge: move 'merging' output to before file creation
Siddharth Agarwal <sid0@fb.com>
parents: 26527
diff changeset
   554
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   555
    ui.debug("my %s other %s ancestor %s\n" % (fcd, fco, fca))
26528
8bfef5737321 filemerge: move 'merging' output to before file creation
Siddharth Agarwal <sid0@fb.com>
parents: 26527
diff changeset
   556
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   557
    if precheck and not precheck(repo, mynode, orig, fcd, fco, fca,
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   558
                                 toolconf):
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   559
        if onfailure:
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   560
            ui.warn(onfailure % fd)
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   561
        return True, 1, False
26529
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   562
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   563
    a = repo.wjoin(fd)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   564
    b = temp("base", fca)
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   565
    c = temp("other", fco)
26941
454deda24315 filemerge: choose where .orig files are kept
Christian Delahousse <cdelahousse@fb.com>
parents: 26898
diff changeset
   566
    back = cmdutil.origpath(ui, repo, a)
26610
f9f82c444ff7 filemerge: only copy to backup during premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26609
diff changeset
   567
    if premerge:
f9f82c444ff7 filemerge: only copy to backup during premerge step
Siddharth Agarwal <sid0@fb.com>
parents: 26609
diff changeset
   568
        util.copyfile(a, back)
26608
ae5b60d3294f filemerge: deindent the parts of filemerge outside the try block
Siddharth Agarwal <sid0@fb.com>
parents: 26607
diff changeset
   569
    files = (a, b, c, back)
26512
4c52dd406adc filemerge: indent filemerge.filemerge
Siddharth Agarwal <sid0@fb.com>
parents: 26224
diff changeset
   570
26589
fb388aa26453 filemerge: clean up temp files in a finally block
Siddharth Agarwal <sid0@fb.com>
parents: 26575
diff changeset
   571
    r = 1
fb388aa26453 filemerge: clean up temp files in a finally block
Siddharth Agarwal <sid0@fb.com>
parents: 26575
diff changeset
   572
    try:
26529
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   573
        markerstyle = ui.config('ui', 'mergemarkers', 'basic')
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   574
        if not labels:
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   575
            labels = _defaultconflictlabels
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   576
        if markerstyle != 'basic':
7833b13b001f filemerge: move precheck to before files are written out
Siddharth Agarwal <sid0@fb.com>
parents: 26528
diff changeset
   577
            labels = _formatlabels(repo, fcd, fco, fca, labels)
6004
5af5f0f9d724 merge: allow smarter tool configuration
Matt Mackall <mpm@selenic.com>
parents: 6003
diff changeset
   578
26607
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   579
        if premerge and mergetype == fullmerge:
26567
f18646cf0e93 filemerge: call premerge directly from main merge function
Siddharth Agarwal <sid0@fb.com>
parents: 26529
diff changeset
   580
            r = _premerge(repo, toolconf, files, labels=labels)
26611
a5ff66e6d77a filemerge: break overall filemerge into separate premerge and merge steps
Siddharth Agarwal <sid0@fb.com>
parents: 26610
diff changeset
   581
            # complete if premerge successful (r is 0)
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   582
            return not r, r, False
26567
f18646cf0e93 filemerge: call premerge directly from main merge function
Siddharth Agarwal <sid0@fb.com>
parents: 26529
diff changeset
   583
27033
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   584
        needcheck, r, deleted = func(repo, mynode, orig, fcd, fco, fca,
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   585
                                     toolconf, files, labels=labels)
089dab8794dc filemerge: return whether the file is deleted from all other merge tools
Siddharth Agarwal <sid0@fb.com>
parents: 27032
diff changeset
   586
26575
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   587
        if needcheck:
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   588
            r = _check(r, ui, tool, fcd, files)
21519
25d5a9ecbb85 merge: add conflict marker formatter (BC)
Durham Goode <durham@fb.com>
parents: 21273
diff changeset
   589
16125
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   590
        if r:
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   591
            if onfailure:
83925d3a4559 filemerge: refactoring of 'filemerge()'
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 15738
diff changeset
   592
                ui.warn(onfailure % fd)
26589
fb388aa26453 filemerge: clean up temp files in a finally block
Siddharth Agarwal <sid0@fb.com>
parents: 26575
diff changeset
   593
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27033
diff changeset
   594
        return True, r, deleted
26589
fb388aa26453 filemerge: clean up temp files in a finally block
Siddharth Agarwal <sid0@fb.com>
parents: 26575
diff changeset
   595
    finally:
fb388aa26453 filemerge: clean up temp files in a finally block
Siddharth Agarwal <sid0@fb.com>
parents: 26575
diff changeset
   596
        if not r:
21100
098a274764b3 filemerge: better handling of failing remove of temporary files
Mads Kiilerich <madski@unity3d.com>
parents: 20676
diff changeset
   597
            util.unlink(back)
098a274764b3 filemerge: better handling of failing remove of temporary files
Mads Kiilerich <madski@unity3d.com>
parents: 20676
diff changeset
   598
        util.unlink(b)
098a274764b3 filemerge: better handling of failing remove of temporary files
Mads Kiilerich <madski@unity3d.com>
parents: 20676
diff changeset
   599
        util.unlink(c)
6004
5af5f0f9d724 merge: allow smarter tool configuration
Matt Mackall <mpm@selenic.com>
parents: 6003
diff changeset
   600
26575
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   601
def _check(r, ui, tool, fcd, files):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   602
    fd = fcd.path()
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   603
    a, b, c, back = files
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   604
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   605
    if not r and (_toolbool(ui, tool, "checkconflicts") or
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   606
                  'conflicts' in _toollist(ui, tool, "check")):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   607
        if re.search("^(<<<<<<< .*|=======|>>>>>>> .*)$", fcd.data(),
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   608
                     re.MULTILINE):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   609
            r = 1
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   610
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   611
    checked = False
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   612
    if 'prompt' in _toollist(ui, tool, "check"):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   613
        checked = True
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   614
        if ui.promptchoice(_("was merge of '%s' successful (yn)?"
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   615
                             "$$ &Yes $$ &No") % fd, 1):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   616
            r = 1
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   617
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   618
    if not r and not checked and (_toolbool(ui, tool, "checkchanged") or
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   619
                                  'changed' in
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   620
                                  _toollist(ui, tool, "check")):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   621
        if filecmp.cmp(a, back):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   622
            if ui.promptchoice(_(" output file %s appears unchanged\n"
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   623
                                 "was merge successful (yn)?"
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   624
                                 "$$ &Yes $$ &No") % fd, 1):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   625
                r = 1
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   626
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   627
    if _toolbool(ui, tool, "fixeol"):
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   628
        _matcheol(a, back)
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   629
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   630
    return r
d60815664c34 filemerge: move post-merge checks into a separate function
Siddharth Agarwal <sid0@fb.com>
parents: 26574
diff changeset
   631
26607
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   632
def premerge(repo, mynode, orig, fcd, fco, fca, labels=None):
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   633
    return _filemerge(True, repo, mynode, orig, fcd, fco, fca, labels=labels)
45a6233d5f50 filemerge: introduce a premerge flag and function
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   634
26605
ef21a2c41629 filemerge: add a wrapper around the filemerge function
Siddharth Agarwal <sid0@fb.com>
parents: 26589
diff changeset
   635
def filemerge(repo, mynode, orig, fcd, fco, fca, labels=None):
26611
a5ff66e6d77a filemerge: break overall filemerge into separate premerge and merge steps
Siddharth Agarwal <sid0@fb.com>
parents: 26610
diff changeset
   636
    return _filemerge(False, repo, mynode, orig, fcd, fco, fca, labels=labels)
26605
ef21a2c41629 filemerge: add a wrapper around the filemerge function
Siddharth Agarwal <sid0@fb.com>
parents: 26589
diff changeset
   637
16126
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   638
# tell hggettext to extract docstrings from these functions:
0c4bec9596d8 filemerge: create detail of internal merge tools from documentation string
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 16125
diff changeset
   639
i18nfunctions = internals.values()