mercurial/templater.py

35470:7906354cbc68

def _runrecursivesymbol(context, mapping, key):
    raise error.Abort(_("recursive reference '%s' in template") % key)

def runsymbol(context, mapping, key, default=''):
    v = mapping.get(key)
    if v is None:
        v = context._defaults.get(key)
    if v is None:
        # put poison to cut recursion. we can't move this to parsing phase
        # because "x = {x}" is allowed if "x" is a keyword. (issue4758)
        safemapping = mapping.copy()
        safemapping[key] = _recursivesymbolblocker(key)

            s = evalstring(context, mapping, args[i]).strip()
            if s:
                return [s]
        return []

    ctx = mapping['ctx']
    chunks = ctx.diff(match=ctx.match([], getpatterns(0), getpatterns(1)))

    return ''.join(chunks)

@templatefunc('extdata(source)', argspec='source')

    if 'source' not in args:
        # i18n: "extdata" is a keyword
        raise error.ParseError(_('extdata expects one argument'))

    source = evalstring(context, mapping, args['source'])
    cache = mapping['cache'].setdefault('extdata', {})
    ctx = mapping['ctx']
    if source in cache:
        data = cache[source]
    else:
        data = cache[source] = scmutil.extdatasource(ctx.repo(), source)
    return data.get(ctx.rev(), '')

    if not len(args) == 1:
        # i18n: "files" is a keyword
        raise error.ParseError(_("files expects one argument"))

    raw = evalstring(context, mapping, args[0])
    ctx = mapping['ctx']
    m = ctx.match([raw])
    files = list(ctx.matches(m))
    return templatekw.showlist("file", files, mapping)

@templatefunc('fill(text[, width[, initialident[, hangindent]]])')

    """Obtain the preferred form of a changeset hash. (DEPRECATED)"""
    if len(args) != 1:
        # i18n: "formatnode" is a keyword
        raise error.ParseError(_("formatnode expects one argument"))

    ui = mapping['ui']
    node = evalstring(context, mapping, args[0])
    if ui.debugflag:
        return node
    return templatefilters.short(node)

    automatic colorization."""
    if len(args) != 2:
        # i18n: "label" is a keyword
        raise error.ParseError(_("label expects two arguments"))

    ui = mapping['ui']
    thing = evalstring(context, mapping, args[1])
    # preserve unknown symbol as literal so effects like 'red', 'bold',
    # etc. don't need to be quoted
    label = evalstringliteral(context, mapping, args[0])

    the current working directory."""
    if len(args) != 1:
        # i18n: "relpath" is a keyword
        raise error.ParseError(_("relpath expects one argument"))

    repo = mapping['ctx'].repo()
    path = evalstring(context, mapping, args[0])
    return repo.pathto(path)

@templatefunc('revset(query[, formatargs...])')
def revset(context, mapping, args):

    if not len(args) > 0:
        # i18n: "revset" is a keyword
        raise error.ParseError(_("revset expects one or more arguments"))

    raw = evalstring(context, mapping, args[0])
    ctx = mapping['ctx']
    repo = ctx.repo()

    def query(expr):
        m = revsetmod.match(repo.ui, expr, repo=repo)
        return m(repo)

    if len(args) > 1:
        formatargs = [evalfuncarg(context, mapping, a) for a in args[1:]]
        revs = query(revsetlang.formatspec(raw, *formatargs))
        revs = list(revs)
    else:
        revsetcache = mapping['cache'].setdefault("revsetcache", {})
        if raw in revsetcache:
            revs = revsetcache[raw]
        else:
            revs = query(raw)
            revs = list(revs)

                                _("shortest() expects an integer minlength"))

    # _partialmatch() of filtered changelog could take O(len(repo)) time,
    # which would be unacceptably slow. so we look for hash collision in
    # unfiltered space, which means some hashes may be slightly longer.
    cl = mapping['ctx']._repo.unfiltered().changelog
    return cl.shortest(node, minlength)

@templatefunc('strip(text[, chars])')
def strip(context, mapping, args):
    """Strip characters from a string. By default,

            defaults = {}
        self._defaults = defaults
        self._aliasmap = _aliasrules.buildmap(aliases)
        self._cache = {}  # key: (func, data)

    def _load(self, t):
        '''load, parse, and cache a template'''
        if t not in self._cache:
            # put poison to cut recursion while compiling 't'
            self._cache[t] = (_runrecursivesymbol, t)

35471:d6cfa722b044

def _runrecursivesymbol(context, mapping, key):
    raise error.Abort(_("recursive reference '%s' in template") % key)

def runsymbol(context, mapping, key, default=''):
    v = context.symbol(mapping, key)
    if v is None:
        # put poison to cut recursion. we can't move this to parsing phase
        # because "x = {x}" is allowed if "x" is a keyword. (issue4758)
        safemapping = mapping.copy()
        safemapping[key] = _recursivesymbolblocker(key)

            s = evalstring(context, mapping, args[i]).strip()
            if s:
                return [s]
        return []

    ctx = context.resource(mapping, 'ctx')
    chunks = ctx.diff(match=ctx.match([], getpatterns(0), getpatterns(1)))

    return ''.join(chunks)

@templatefunc('extdata(source)', argspec='source')

    if 'source' not in args:
        # i18n: "extdata" is a keyword
        raise error.ParseError(_('extdata expects one argument'))

    source = evalstring(context, mapping, args['source'])
    cache = context.resource(mapping, 'cache').setdefault('extdata', {})
    ctx = context.resource(mapping, 'ctx')
    if source in cache:
        data = cache[source]
    else:
        data = cache[source] = scmutil.extdatasource(ctx.repo(), source)
    return data.get(ctx.rev(), '')

    if not len(args) == 1:
        # i18n: "files" is a keyword
        raise error.ParseError(_("files expects one argument"))

    raw = evalstring(context, mapping, args[0])
    ctx = context.resource(mapping, 'ctx')
    m = ctx.match([raw])
    files = list(ctx.matches(m))
    return templatekw.showlist("file", files, mapping)

@templatefunc('fill(text[, width[, initialident[, hangindent]]])')

    """Obtain the preferred form of a changeset hash. (DEPRECATED)"""
    if len(args) != 1:
        # i18n: "formatnode" is a keyword
        raise error.ParseError(_("formatnode expects one argument"))

    ui = context.resource(mapping, 'ui')
    node = evalstring(context, mapping, args[0])
    if ui.debugflag:
        return node
    return templatefilters.short(node)

    automatic colorization."""
    if len(args) != 2:
        # i18n: "label" is a keyword
        raise error.ParseError(_("label expects two arguments"))

    ui = context.resource(mapping, 'ui')
    thing = evalstring(context, mapping, args[1])
    # preserve unknown symbol as literal so effects like 'red', 'bold',
    # etc. don't need to be quoted
    label = evalstringliteral(context, mapping, args[0])

    the current working directory."""
    if len(args) != 1:
        # i18n: "relpath" is a keyword
        raise error.ParseError(_("relpath expects one argument"))

    repo = context.resource(mapping, 'ctx').repo()
    path = evalstring(context, mapping, args[0])
    return repo.pathto(path)

@templatefunc('revset(query[, formatargs...])')
def revset(context, mapping, args):

    if not len(args) > 0:
        # i18n: "revset" is a keyword
        raise error.ParseError(_("revset expects one or more arguments"))

    raw = evalstring(context, mapping, args[0])
    ctx = context.resource(mapping, 'ctx')
    repo = ctx.repo()

    def query(expr):
        m = revsetmod.match(repo.ui, expr, repo=repo)
        return m(repo)

    if len(args) > 1:
        formatargs = [evalfuncarg(context, mapping, a) for a in args[1:]]
        revs = query(revsetlang.formatspec(raw, *formatargs))
        revs = list(revs)
    else:
        cache = context.resource(mapping, 'cache')
        revsetcache = cache.setdefault("revsetcache", {})
        if raw in revsetcache:
            revs = revsetcache[raw]
        else:
            revs = query(raw)
            revs = list(revs)

                                _("shortest() expects an integer minlength"))

    # _partialmatch() of filtered changelog could take O(len(repo)) time,
    # which would be unacceptably slow. so we look for hash collision in
    # unfiltered space, which means some hashes may be slightly longer.
    cl = context.resource(mapping, 'ctx')._repo.unfiltered().changelog
    return cl.shortest(node, minlength)

@templatefunc('strip(text[, chars])')
def strip(context, mapping, args):
    """Strip characters from a string. By default,

            defaults = {}
        self._defaults = defaults
        self._aliasmap = _aliasrules.buildmap(aliases)
        self._cache = {}  # key: (func, data)

    def symbol(self, mapping, key):
        """Resolve symbol to value or function; None if nothing found"""
        v = mapping.get(key)
        if v is None:
            v = self._defaults.get(key)
        return v

    def resource(self, mapping, key):
        """Return internal data (e.g. cache) used for keyword/function
        evaluation"""
        return mapping[key]

    def _load(self, t):
        '''load, parse, and cache a template'''
        if t not in self._cache:
            # put poison to cut recursion while compiling 't'
            self._cache[t] = (_runrecursivesymbol, t)