180 lines
5.1 KiB
Python
180 lines
5.1 KiB
Python
"""Find all subexpressions of an AST node."""
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from typing import List
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from mypy.nodes import (
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Expression, Node, MemberExpr, YieldFromExpr, YieldExpr, CallExpr, OpExpr, ComparisonExpr,
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SliceExpr, CastExpr, RevealExpr, UnaryExpr, ListExpr, TupleExpr, DictExpr, SetExpr,
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IndexExpr, GeneratorExpr, ListComprehension, SetComprehension, DictionaryComprehension,
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ConditionalExpr, TypeApplication, LambdaExpr, StarExpr, BackquoteExpr, AwaitExpr,
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AssignmentExpr, AssertTypeExpr,
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)
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from mypy.traverser import TraverserVisitor
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def get_subexpressions(node: Node) -> List[Expression]:
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visitor = SubexpressionFinder()
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node.accept(visitor)
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return visitor.expressions
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class SubexpressionFinder(TraverserVisitor):
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def __init__(self) -> None:
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self.expressions: List[Expression] = []
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def visit_int_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_name_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_float_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_str_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_bytes_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_unicode_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_complex_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_ellipsis(self, o: Expression) -> None:
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self.add(o)
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def visit_super_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_type_var_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_type_alias_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_namedtuple_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_typeddict_expr(self, o: Expression) -> None:
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self.add(o)
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def visit__promote_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_newtype_expr(self, o: Expression) -> None:
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self.add(o)
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def visit_member_expr(self, e: MemberExpr) -> None:
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self.add(e)
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super().visit_member_expr(e)
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def visit_yield_from_expr(self, e: YieldFromExpr) -> None:
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self.add(e)
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super().visit_yield_from_expr(e)
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def visit_yield_expr(self, e: YieldExpr) -> None:
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self.add(e)
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super().visit_yield_expr(e)
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def visit_call_expr(self, e: CallExpr) -> None:
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self.add(e)
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super().visit_call_expr(e)
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def visit_op_expr(self, e: OpExpr) -> None:
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self.add(e)
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super().visit_op_expr(e)
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def visit_comparison_expr(self, e: ComparisonExpr) -> None:
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self.add(e)
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super().visit_comparison_expr(e)
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def visit_slice_expr(self, e: SliceExpr) -> None:
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self.add(e)
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super().visit_slice_expr(e)
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def visit_cast_expr(self, e: CastExpr) -> None:
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self.add(e)
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super().visit_cast_expr(e)
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def visit_assert_type_expr(self, e: AssertTypeExpr) -> None:
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self.add(e)
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super().visit_assert_type_expr(e)
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def visit_reveal_expr(self, e: RevealExpr) -> None:
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self.add(e)
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super().visit_reveal_expr(e)
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def visit_assignment_expr(self, e: AssignmentExpr) -> None:
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self.add(e)
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super().visit_assignment_expr(e)
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def visit_unary_expr(self, e: UnaryExpr) -> None:
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self.add(e)
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super().visit_unary_expr(e)
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def visit_list_expr(self, e: ListExpr) -> None:
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self.add(e)
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super().visit_list_expr(e)
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def visit_tuple_expr(self, e: TupleExpr) -> None:
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self.add(e)
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super().visit_tuple_expr(e)
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def visit_dict_expr(self, e: DictExpr) -> None:
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self.add(e)
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super().visit_dict_expr(e)
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def visit_set_expr(self, e: SetExpr) -> None:
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self.add(e)
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super().visit_set_expr(e)
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def visit_index_expr(self, e: IndexExpr) -> None:
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self.add(e)
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super().visit_index_expr(e)
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def visit_generator_expr(self, e: GeneratorExpr) -> None:
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self.add(e)
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super().visit_generator_expr(e)
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def visit_dictionary_comprehension(self, e: DictionaryComprehension) -> None:
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self.add(e)
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super().visit_dictionary_comprehension(e)
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def visit_list_comprehension(self, e: ListComprehension) -> None:
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self.add(e)
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super().visit_list_comprehension(e)
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def visit_set_comprehension(self, e: SetComprehension) -> None:
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self.add(e)
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super().visit_set_comprehension(e)
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def visit_conditional_expr(self, e: ConditionalExpr) -> None:
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self.add(e)
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super().visit_conditional_expr(e)
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def visit_type_application(self, e: TypeApplication) -> None:
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self.add(e)
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super().visit_type_application(e)
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def visit_lambda_expr(self, e: LambdaExpr) -> None:
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self.add(e)
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super().visit_lambda_expr(e)
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def visit_star_expr(self, e: StarExpr) -> None:
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self.add(e)
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super().visit_star_expr(e)
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def visit_backquote_expr(self, e: BackquoteExpr) -> None:
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self.add(e)
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super().visit_backquote_expr(e)
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def visit_await_expr(self, e: AwaitExpr) -> None:
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self.add(e)
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super().visit_await_expr(e)
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def add(self, e: Expression) -> None:
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self.expressions.append(e)
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