1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/inline/err/debug_shadow_match.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..33,
body: [
Match(
StmtMatch {
node_index: NodeIndex(None),
range: 0..32,
subject: Name(
ExprName {
node_index: NodeIndex(None),
range: 6..7,
id: Name("x"),
ctx: Load,
},
),
cases: [
MatchCase {
range: 13..32,
node_index: NodeIndex(None),
pattern: MatchAs(
PatternMatchAs {
node_index: NodeIndex(None),
range: 18..27,
pattern: None,
name: Some(
Identifier {
id: Name("__debug__"),
range: 18..27,
node_index: NodeIndex(None),
},
),
},
),
guard: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 29..32,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 29..32,
},
),
},
),
],
},
],
},
),
],
},
)
```
## Semantic Syntax Errors
|
1 | match x:
2 | case __debug__: ...
| ^^^^^^^^^ Syntax Error: cannot assign to `__debug__`
|