2012-04-03 15:13:44 +00:00

46 lines
1.2 KiB
Python

# -*- coding: utf8 -*-
"""
.. module:: lesscpy.plib.deferred
:synopsis: Deferred mixin call.
Copyright (c)
See LICENSE for details.
.. moduleauthor:: Jóhann T. Maríusson <jtm@robot.is>
"""
from .node import Node
class Deferred(Node):
def __init__(self, mixin, args):
"""This node represents mixin calls
within the body of other mixins. The calls
to these mixins are deferred until the parent
mixin is called.
args:
mixin (Mixin): Mixin object
args (list): Call arguments
"""
self.mixin = mixin
self.args = args
def parse(self, scope):
""" Parse function.
args:
scope (Scope): Current scope
returns:
mixed
"""
args = [p.parse(scope)
if hasattr(p, 'parse')
else p
for p in self.args]
if hasattr(self.mixin, 'call'):
return self.mixin.call(scope, args)
mixins = scope.mixins(self.mixin.raw())
if not mixins: return mixins
for mixin in mixins:
res = mixin.call(scope, args)
if res:
return res
return False