comparison mercurial/templater.py @ 37074:2891079fb0c0

templater: factor out function to create mapping dict for nested evaluation

overlaymap() is the hook point to drop mapping items conflicting with the
default keywords which have to be re-evaluated with new 'ctx' resource.

37073:44757e6dad93

        self._defaults = defaults
        self._resources = resources
        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 = None
        if key not in self._resources.knownkeys():
            v = mapping.get(key)

37074:2891079fb0c0

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

    def overlaymap(self, origmapping, newmapping):
        """Create combined mapping from the original mapping and partial
        mapping to override the original"""
        mapping = origmapping.copy()
        mapping.update(newmapping)
        return mapping

    def symbol(self, mapping, key):
        """Resolve symbol to value or function; None if nothing found"""
        v = None
        if key not in self._resources.knownkeys():
            v = mapping.get(key)