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Function call options

woke.ast.ir.expression.function_call_options module #

FunctionCallOptions class #

Bases: ExpressionAbc

TBD

Source code in woke/ast/ir/expression/function_call_options.py 
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class FunctionCallOptions(ExpressionAbc):
    """
    TBD
    """

    _ast_node: SolcFunctionCallOptions
    _parent: SolidityAbc  # TODO: make this more specific

    _expression: ExpressionAbc
    _names: List[str]
    _options: List[ExpressionAbc]

    def __init__(
        self,
        init: IrInitTuple,
        function_call_options: SolcFunctionCallOptions,
        parent: SolidityAbc,
    ):
        super().__init__(init, function_call_options, parent)
        self._expression = ExpressionAbc.from_ast(
            init, function_call_options.expression, self
        )
        self._names = list(function_call_options.names)
        self._options = [
            ExpressionAbc.from_ast(init, option, self)
            for option in function_call_options.options
        ]

    def __iter__(self) -> Iterator[IrAbc]:
        yield self
        yield from self._expression
        for option in self._options:
            yield from option

    @property
    def parent(self) -> SolidityAbc:
        return self._parent

    @property
    def expression(self) -> ExpressionAbc:
        return self._expression

    @property
    def names(self) -> Tuple[str, ...]:
        return tuple(self._names)

    @property
    def options(self) -> Tuple[ExpressionAbc, ...]:
        return tuple(self._options)

    @property
    def is_ref_to_state_variable(self) -> bool:
        return False

    @property
    @lru_cache(maxsize=2048)
    def modifies_state(self) -> Set[Tuple[IrAbc, ModifiesStateFlag]]:
        ret = self.expression.modifies_state | reduce(
            or_,
            (option.modifies_state for option in self.options),
            set(),
        )
        if "value" in self.names:
            ret |= {(self, ModifiesStateFlag.SENDS_ETHER)}
        return ret