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smnp-py/smnp/ast/node/chain.py
2019-07-10 22:27:44 +02:00

20 lines
577 B
Python

from smnp.ast.node.atom import AtomParser
from smnp.ast.node.list import ListParser
from smnp.ast.node.operator import BinaryOperator
from smnp.ast.node.valuable import Valuable
from smnp.ast.parser import Parser
from smnp.token.type import TokenType
class Chain(Valuable):
pass
itemParser = Parser.oneOf(
ListParser,
AtomParser,
)
ChainParser = Parser.leftAssociativeOperatorParser(itemParser, [TokenType.DOT], itemParser,
lambda left, op, right: Chain.withValue(BinaryOperator.withValues(left, op, right)))