mercurial/templateutil.py

42358:fa4b13e81f60

    return data

def _recursivesymbolblocker(key):
    def showrecursion(context, mapping):
        raise error.Abort(_("recursive reference '%s' in template") % key)
    showrecursion._requires = ()  # mark as new-style templatekw
    return showrecursion

def runsymbol(context, mapping, key, default=''):
    v = context.symbol(mapping, key)
    if v is None:

        safemapping[key] = _recursivesymbolblocker(key)
        try:
            v = context.process(key, safemapping)
        except TemplateNotFound:
            v = default
    if callable(v) and getattr(v, '_requires', None) is None:
        # old templatekw: expand all keywords and resources
        # (TODO: drop support for old-style functions. 'f._requires = ()'
        #  can be removed.)
        props = {k: context._resources.lookup(mapping, k)
                 for k in context._resources.knownkeys()}
        # pass context to _showcompatlist() through templatekw._showlist()
        props['templ'] = context
        props.update(mapping)
        ui = props.get('ui')
        if ui:
            ui.deprecwarn("old-style template keyword '%s'" % key, '4.8')
        return v(**pycompat.strkwargs(props))
    if callable(v):
        # new templatekw
        try:
            return v(context, mapping)
        except ResourceUnavailable:

42359:832c59d1196e

    return data

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

def runsymbol(context, mapping, key, default=''):
    v = context.symbol(mapping, key)
    if v is None:

        safemapping[key] = _recursivesymbolblocker(key)
        try:
            v = context.process(key, safemapping)
        except TemplateNotFound:
            v = default
    if callable(v):
        # new templatekw
        try:
            return v(context, mapping)
        except ResourceUnavailable: