---
source: crates/biome_json_parser/tests/spec_test.rs
expression: snapshot
---
## Input
```json
"\UA66D"
```
## AST
```
JsonRoot {
bom_token: missing (optional),
value: JsonBogusValue {
items: [
ERROR_TOKEN@0..8 "\"\\UA66D\"" [] [],
],
},
eof_token: EOF@8..8 "" [] [],
}
```
## CST
```
0: JSON_ROOT@0..8
0: (empty)
1: JSON_BOGUS_VALUE@0..8
0: ERROR_TOKEN@0..8 "\"\\UA66D\"" [] []
2: EOF@8..8 "" [] []
```
## Diagnostics
```
string_unicode_CapitalU.json:1:1 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
× Expected an array, an object, or a literal but instead found '"\UA66D"'.
> 1 │ "\UA66D"
│ ^^^^^^^^
i Expected an array, an object, or a literal here.
> 1 │ "\UA66D"
│ ^^^^^^^^
string_unicode_CapitalU.json:1:2 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
× Invalid escape sequence
> 1 │ "\UA66D"
│ ^^
i Valid escape sequences are: `\\`, `\/`, `/"`, `\b\`, `\f`, `\n`, `\r`, `\t` or any unicode escape sequence `\uXXXX` where X is hexedecimal number.
```