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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/inline/err/param_with_invalid_annotation.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..81,
body: [
FunctionDef(
StmtFunctionDef {
node_index: NodeIndex(None),
range: 0..23,
is_async: false,
decorator_list: [],
name: Identifier {
id: Name("foo"),
range: 4..7,
node_index: NodeIndex(None),
},
type_params: None,
parameters: Parameters {
range: 7..18,
node_index: NodeIndex(None),
posonlyargs: [],
args: [
ParameterWithDefault {
range: 8..17,
node_index: NodeIndex(None),
parameter: Parameter {
range: 8..17,
node_index: NodeIndex(None),
name: Identifier {
id: Name("arg"),
range: 8..11,
node_index: NodeIndex(None),
},
annotation: Some(
Starred(
ExprStarred {
node_index: NodeIndex(None),
range: 13..17,
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 14..17,
id: Name("int"),
ctx: Load,
},
),
ctx: Load,
},
),
),
},
default: None,
},
],
vararg: None,
kwonlyargs: [],
kwarg: None,
},
returns: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 20..23,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 20..23,
},
),
},
),
],
},
),
FunctionDef(
StmtFunctionDef {
node_index: NodeIndex(None),
range: 24..52,
is_async: false,
decorator_list: [],
name: Identifier {
id: Name("foo"),
range: 28..31,
node_index: NodeIndex(None),
},
type_params: None,
parameters: Parameters {
range: 31..47,
node_index: NodeIndex(None),
posonlyargs: [],
args: [
ParameterWithDefault {
range: 32..46,
node_index: NodeIndex(None),
parameter: Parameter {
range: 32..46,
node_index: NodeIndex(None),
name: Identifier {
id: Name("arg"),
range: 32..35,
node_index: NodeIndex(None),
},
annotation: Some(
Yield(
ExprYield {
node_index: NodeIndex(None),
range: 37..46,
value: Some(
Name(
ExprName {
node_index: NodeIndex(None),
range: 43..46,
id: Name("int"),
ctx: Load,
},
),
),
},
),
),
},
default: None,
},
],
vararg: None,
kwonlyargs: [],
kwarg: None,
},
returns: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 49..52,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 49..52,
},
),
},
),
],
},
),
FunctionDef(
StmtFunctionDef {
node_index: NodeIndex(None),
range: 53..80,
is_async: false,
decorator_list: [],
name: Identifier {
id: Name("foo"),
range: 57..60,
node_index: NodeIndex(None),
},
type_params: None,
parameters: Parameters {
range: 60..75,
node_index: NodeIndex(None),
posonlyargs: [],
args: [
ParameterWithDefault {
range: 61..67,
node_index: NodeIndex(None),
parameter: Parameter {
range: 61..67,
node_index: NodeIndex(None),
name: Identifier {
id: Name("arg"),
range: 61..64,
node_index: NodeIndex(None),
},
annotation: Some(
Name(
ExprName {
node_index: NodeIndex(None),
range: 66..67,
id: Name("x"),
ctx: Load,
},
),
),
},
default: None,
},
ParameterWithDefault {
range: 71..74,
node_index: NodeIndex(None),
parameter: Parameter {
range: 71..74,
node_index: NodeIndex(None),
name: Identifier {
id: Name("int"),
range: 71..74,
node_index: NodeIndex(None),
},
annotation: None,
},
default: None,
},
],
vararg: None,
kwonlyargs: [],
kwarg: None,
},
returns: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 77..80,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 77..80,
},
),
},
),
],
},
),
],
},
)
```
## Errors
|
1 | def foo(arg: *int): ...
| ^^^^ Syntax Error: Starred expression cannot be used here
2 | def foo(arg: yield int): ...
3 | def foo(arg: x := int): ...
|
|
1 | def foo(arg: *int): ...
2 | def foo(arg: yield int): ...
| ^^^^^^^^^ Syntax Error: Yield expression cannot be used here
3 | def foo(arg: x := int): ...
|
|
1 | def foo(arg: *int): ...
2 | def foo(arg: yield int): ...
3 | def foo(arg: x := int): ...
| ^^ Syntax Error: Expected `,`, found `:=`
|
## Semantic Syntax Errors
|
1 | def foo(arg: *int): ...
2 | def foo(arg: yield int): ...
| ^^^^^^^^^ Syntax Error: yield expression cannot be used within a type annotation
3 | def foo(arg: x := int): ...
|