comparison mercurial/commands.py @ 28548:b7a31068cc80

templater: add debugtemplate command

This is useful for debugging template parsing. Several tests are ported to
this command.

28547:73d01cba5810

    setdiscovery,
    simplemerge,
    sshserver,
    streamclone,
    templatekw,
    treediscovery,
    ui as uimod,
    util,
)

        err = inst
        problems += 1
    fm.condwrite(err, 'extensionserror', " %s\n", err)

    # templates
    from . import templater
    p = templater.templatepaths()
    fm.write('templatedirs', 'checking templates (%s)...\n', ' '.join(p))
    fm.condwrite(not p, '', _(" no template directories found\n"))
    if p:
        m = templater.templatepath("map-cmdline.default")

                ui.write(node2str(succsset[0]))
                for node in succsset[1:]:
                    ui.write(' ')
                    ui.write(node2str(node))
            ui.write('\n')

@command('debugwalk', walkopts, _('[OPTION]... [FILE]...'), inferrepo=True)
def debugwalk(ui, repo, *pats, **opts):
    """show how files match on given patterns"""
    m = scmutil.match(repo[None], pats, opts)

28548:b7a31068cc80

    setdiscovery,
    simplemerge,
    sshserver,
    streamclone,
    templatekw,
    templater,
    treediscovery,
    ui as uimod,
    util,
)

        err = inst
        problems += 1
    fm.condwrite(err, 'extensionserror', " %s\n", err)

    # templates
    p = templater.templatepaths()
    fm.write('templatedirs', 'checking templates (%s)...\n', ' '.join(p))
    fm.condwrite(not p, '', _(" no template directories found\n"))
    if p:
        m = templater.templatepath("map-cmdline.default")

                ui.write(node2str(succsset[0]))
                for node in succsset[1:]:
                    ui.write(' ')
                    ui.write(node2str(node))
            ui.write('\n')

@command('debugtemplate',
    [('r', 'rev', [], _('apply template on changesets'), _('REV')),
     ('D', 'define', [], _('define template keyword'), _('KEY=VALUE'))],
    _('[-r REV]... [-D KEY=VALUE]... TEMPLATE'),
    optionalrepo=True)
def debugtemplate(ui, repo, tmpl, **opts):
    """parse and apply a template

    If -r/--rev is given, the template is processed as a log template and
    applied to the given changesets. Otherwise, it is processed as a generic
    template.

    Use --verbose to print the parsed tree.
    """
    revs = None
    if opts['rev']:
        if repo is None:
            raise error.RepoError(_('there is no Mercurial repository here '
                                    '(.hg not found)'))
        revs = scmutil.revrange(repo, opts['rev'])

    props = {}
    for d in opts['define']:
        try:
            k, v = (e.strip() for e in d.split('=', 1))
            if not k:
                raise ValueError
            props[k] = v
        except ValueError:
            raise error.Abort(_('malformed keyword definition: %s') % d)

    if ui.verbose:
        tree = templater.parse(tmpl)
        ui.note(templater.prettyformat(tree), '\n')

    mapfile = None
    if revs is None:
        k = 'debugtemplate'
        t = templater.templater(mapfile)
        t.cache[k] = tmpl
        ui.write(templater.stringify(t(k, **props)))
    else:
        displayer = cmdutil.changeset_templater(ui, repo, None, opts, tmpl,
                                                mapfile, buffered=False)
        for r in revs:
            displayer.show(repo[r], **props)
        displayer.close()

@command('debugwalk', walkopts, _('[OPTION]... [FILE]...'), inferrepo=True)
def debugwalk(ui, repo, *pats, **opts):
    """show how files match on given patterns"""
    m = scmutil.match(repo[None], pats, opts)