comparison mercurial/templateutil.py @ 38449:bc8d925342f0

templater: extend filter() to accept template expression for emptiness test

This utilizes the pass-by-name nature of template arguments.

38448:dae829b4de78

    def getmax(self, context, mapping):
        raise error.ParseError(_('not comparable'))

    def filter(self, context, mapping, select):
        raise error.ParseError(_('not filterable without template'))

    def join(self, context, mapping, sep):
        mapsiter = _iteroverlaymaps(context, mapping, self.itermaps(context))
        if self._name:

38449:bc8d925342f0

    def getmax(self, context, mapping):
        raise error.ParseError(_('not comparable'))

    def filter(self, context, mapping, select):
        # implement if necessary; we'll need a wrapped type for a mapping dict
        raise error.ParseError(_('not filterable without template'))

    def join(self, context, mapping, sep):
        mapsiter = _iteroverlaymaps(context, mapping, self.itermaps(context))
        if self._name: