def visit_Lambda(self, n: ast3.Lambda) -> FuncExpr:
body = ast3.Return(n.body)
body.lineno = n.lineno
body.col_offset = n.col_offset
return FuncExpr(self.transform_args(n.args, n.lineno),
self.as_block([body], n.lineno))
def visit_func_expr(self, node: FuncExpr) -> Node:
new = FuncExpr([self.visit_var(var) for var in node.args],
node.arg_kinds[:], [None] * len(node.init),
self.block(node.body),
cast(FunctionLike, self.optional_type(node.type)))
self.copy_function_attributes(new, node)
return new
def evaluate_condition(condition_expr: FuncExpr,
condition_args: Dict[str, LiteralType],
messages: Optional[MessageBuilder]
) -> bool:
condition_body = condition_expr.expr()
evaluator = Evaluator(condition_args)
result = condition_body.accept(evaluator)
assert isinstance(result, IntExpr)
return bool(result.value)
def visit_Lambda(self, n: ast27.Lambda) -> FuncExpr:
args, decompose_stmts = self.transform_args(n.args, n.lineno)
n_body = ast27.Return(n.body)
n_body.lineno = n.lineno
n_body.col_offset = n.col_offset
body = self.as_block([n_body], n.lineno)
if decompose_stmts:
body.body = decompose_stmts + body.body
return FuncExpr(args, body)
def visit_Lambda(self, n: ast35.Lambda) -> Node:
body = ast35.Return(n.body)
body.lineno = n.lineno
return FuncExpr(self.transform_args(n.args, n.lineno),
self.as_block([body], n.lineno))
def visit_func_expr(self, expr: FuncExpr) -> Expression:
body = expr.expr()
return body.accept(self)
def visit_func_expr(self, node: FuncExpr) -> Node:
new = FuncExpr([self.copy_argument(arg) for arg in node.arguments],
self.block(node.body),
cast(FunctionLike, self.optional_type(node.type)))
self.copy_function_attributes(new, node)
return new
def visit_Lambda(self, n):
body = typed_ast.Return(n.body)
body.lineno = n.lineno
return FuncExpr(self.transform_args(n.args, n.lineno),
self.as_block([body], n.lineno))
