def __init__(self, keyword, attributes, **kwargs):
expressions = ['buffered', 'cached', 'args'
] + [c for c in attributes if c.startswith('cache_')]
super(BlockTag,
self).__init__(keyword, attributes, expressions,
('name', 'filter', 'decorator'), (), **kwargs)
name = attributes.get('name')
if name and not re.match(r'^[\w_]+$', name):
raise errors.CompileException(
"%block may not specify an argument signature",
**self.exception_kwargs)
if not name and attributes.get('args', None):
raise errors.CompileException(
"Only named %blocks may specify args", **self.exception_kwargs)
self.body_decl = ast.FunctionArgs(attributes.get('args', ''),
**self.exception_kwargs)
self.name = name
self.decorator = attributes.get('decorator', '')
self.filter_args = ast.ArgumentList(attributes.get('filter', ''),
**self.exception_kwargs)
def __init__(self, keyword, attributes, **kwargs):
super(TextTag, self).__init__(keyword, attributes, (), ('filter'), (),
**kwargs)
self.filter_args = ast.ArgumentList(attributes.get('filter', ''),
**self.exception_kwargs)
def __init__(self, text, escapes, **kwargs):
super(Expression, self).__init__(**kwargs)
self.text = text
self.escapes = escapes
self.escapes_code = ast.ArgumentList(escapes, **self.exception_kwargs)
self.code = ast.PythonCode(text, **self.exception_kwargs)