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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/inline/err/unterminated_fstring_newline_recovery.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..67,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 0..7,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 0..7,
value: FStringValue {
inner: Single(
FString(
FString {
range: 0..7,
node_index: NodeIndex(None),
elements: [
Literal(
InterpolatedStringLiteralElement {
range: 2..7,
node_index: NodeIndex(None),
value: "hello",
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: true,
},
},
),
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 8..13,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 8..13,
left: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 8..9,
value: Int(
1,
),
},
),
op: Add,
right: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 12..13,
value: Int(
1,
),
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 14..24,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 14..24,
value: FStringValue {
inner: Single(
FString(
FString {
range: 14..24,
node_index: NodeIndex(None),
elements: [
Literal(
InterpolatedStringLiteralElement {
range: 16..22,
node_index: NodeIndex(None),
value: "hello ",
},
),
Interpolation(
InterpolatedElement {
range: 22..24,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 23..24,
id: Name("x"),
ctx: Load,
},
),
debug_text: None,
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: true,
},
},
),
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 25..30,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 25..30,
left: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 25..26,
value: Int(
2,
),
},
),
op: Add,
right: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 29..30,
value: Int(
2,
),
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 31..42,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 31..42,
value: FStringValue {
inner: Single(
FString(
FString {
range: 31..42,
node_index: NodeIndex(None),
elements: [
Literal(
InterpolatedStringLiteralElement {
range: 33..39,
node_index: NodeIndex(None),
value: "hello ",
},
),
Interpolation(
InterpolatedElement {
range: 39..42,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 40..41,
id: Name("x"),
ctx: Load,
},
),
debug_text: None,
conversion: None,
format_spec: Some(
InterpolatedStringFormatSpec {
range: 42..42,
node_index: NodeIndex(None),
elements: [],
},
),
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: true,
},
},
),
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 43..48,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 43..48,
left: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 43..44,
value: Int(
3,
),
},
),
op: Add,
right: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 47..48,
value: Int(
3,
),
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 49..60,
value: FString(
ExprFString {
node_index: NodeIndex(None),
range: 49..60,
value: FStringValue {
inner: Single(
FString(
FString {
range: 49..60,
node_index: NodeIndex(None),
elements: [
Literal(
InterpolatedStringLiteralElement {
range: 51..57,
node_index: NodeIndex(None),
value: "hello ",
},
),
Interpolation(
InterpolatedElement {
range: 57..60,
node_index: NodeIndex(None),
expression: Name(
ExprName {
node_index: NodeIndex(None),
range: 58..59,
id: Name("x"),
ctx: Load,
},
),
debug_text: None,
conversion: None,
format_spec: None,
},
),
],
flags: FStringFlags {
quote_style: Double,
prefix: Regular,
triple_quoted: false,
unclosed: true,
},
},
),
),
},
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 61..66,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 61..66,
left: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 61..62,
value: Int(
4,
),
},
),
op: Add,
right: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 65..66,
value: Int(
4,
),
},
),
},
),
},
),
],
},
)
```
## Errors
|
1 | f"hello
| ^^^^^ Syntax Error: f-string: unterminated string
2 | 1 + 1
3 | f"hello {x
|
|
1 | f"hello
| ^ Syntax Error: Expected FStringEnd, found newline
2 | 1 + 1
3 | f"hello {x
4 | 2 + 2
|
|
1 | f"hello
2 | 1 + 1
3 | f"hello {x
| ^ Syntax Error: f-string: unterminated string
4 | 2 + 2
5 | f"hello {x:
|
|
2 | 1 + 1
3 | f"hello {x
4 | 2 + 2
| ^ Syntax Error: f-string: expecting `}`
5 | f"hello {x:
6 | 3 + 3
|
|
1 | f"hello
2 | 1 + 1
3 | f"hello {x
| ^ Syntax Error: Expected FStringEnd, found newline
4 | 2 + 2
5 | f"hello {x:
6 | 3 + 3
|
|
3 | f"hello {x
4 | 2 + 2
5 | f"hello {x:
| ^ Syntax Error: f-string: newlines are not allowed in format specifiers when using single quotes
6 | 3 + 3
7 | f"hello {x}
|
|
5 | f"hello {x:
6 | 3 + 3
7 | f"hello {x}
| ^ Syntax Error: f-string: unterminated string
8 | 4 + 4
|