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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/invalid/statements/match/as_pattern_3.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..136,
body: [
Match(
StmtMatch {
node_index: NodeIndex(None),
range: 0..120,
subject: Name(
ExprName {
node_index: NodeIndex(None),
range: 6..13,
id: Name("subject"),
ctx: Load,
},
),
cases: [
MatchCase {
range: 103..120,
node_index: NodeIndex(None),
pattern: MatchClass(
PatternMatchClass {
node_index: NodeIndex(None),
range: 108..117,
cls: Dict(
ExprDict {
node_index: NodeIndex(None),
range: 108..109,
items: [],
},
),
arguments: PatternArguments {
range: 109..117,
node_index: NodeIndex(None),
patterns: [
MatchAs(
PatternMatchAs {
node_index: NodeIndex(None),
range: 110..116,
pattern: Some(
MatchAs(
PatternMatchAs {
node_index: NodeIndex(None),
range: 110..111,
pattern: None,
name: Some(
Identifier {
id: Name("x"),
range: 110..111,
node_index: NodeIndex(None),
},
),
},
),
),
name: Some(
Identifier {
id: Name("y"),
range: 115..116,
node_index: NodeIndex(None),
},
),
},
),
],
keywords: [],
},
},
),
guard: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 119..120,
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 119..120,
value: Int(
1,
),
},
),
},
),
],
},
],
},
),
Pass(
StmtPass {
node_index: NodeIndex(None),
range: 131..135,
},
),
],
},
)
```
## Errors
|
2 | # Not in the mapping start token set, so the list parsing bails
3 | # v
4 | case {(x as y): 1}:
| ^ Syntax Error: Expected `}`, found `(`
5 | pass
|
|
2 | # Not in the mapping start token set, so the list parsing bails
3 | # v
4 | case {(x as y): 1}:
| ^ Syntax Error: Invalid value for a class pattern
5 | pass
|
|
2 | # Not in the mapping start token set, so the list parsing bails
3 | # v
4 | case {(x as y): 1}:
| ^ Syntax Error: Expected newline, found `}`
5 | pass
|
|
2 | # Not in the mapping start token set, so the list parsing bails
3 | # v
4 | case {(x as y): 1}:
| ^ Syntax Error: Expected a statement
5 | pass
|
|
2 | # Not in the mapping start token set, so the list parsing bails
3 | # v
4 | case {(x as y): 1}:
| ^ Syntax Error: Expected a statement
5 | pass
|
|
3 | # v
4 | case {(x as y): 1}:
5 | pass
| ^^^^^^^^ Syntax Error: Unexpected indentation
|
|
4 | case {(x as y): 1}:
5 | pass
| ^ Syntax Error: Expected a statement
|