33 lines
738 B
Python
33 lines
738 B
Python
from smnp.ast.node.list import ListParser
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from smnp.ast.node.operator import BinaryOperator
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from smnp.ast.node.valuable import Valuable
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from smnp.ast.parser import Parsers
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from smnp.token.type import TokenType
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from smnp.util.singleton import SingletonParser
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class Chain(Valuable):
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pass
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@SingletonParser
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def ChainParser():
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from smnp.ast.node.atom import AtomParser
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itemParser = Parsers.oneOf(
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ListParser,
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#MapParser,
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AtomParser,
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name="chainItem"
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)
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return Parsers.leftAssociativeOperatorParser(
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itemParser,
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[TokenType.DOT],
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itemParser,
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lambda left, op, right: Chain.withValue(BinaryOperator.withValues(left, op, right)),
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name="chain"
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)
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