---
source: crates/biome_json_parser/tests/spec_test.rs
expression: snapshot
---

## Input

```json
["x",,]
```


## AST

```
JsonRoot {
    bom_token: missing (optional),
    value: JsonArrayValue {
        l_brack_token: L_BRACK@0..1 "[" [] [],
        elements: JsonArrayElementList [
            JsonStringValue {
                value_token: JSON_STRING_LITERAL@1..4 "\"x\"" [] [],
            },
            COMMA@4..5 "," [] [],
            missing element,
            COMMA@5..6 "," [] [],
        ],
        r_brack_token: R_BRACK@6..7 "]" [] [],
    },
    eof_token: EOF@7..7 "" [] [],
}
```

## CST

```
0: JSON_ROOT@0..7
  0: (empty)
  1: JSON_ARRAY_VALUE@0..7
    0: L_BRACK@0..1 "[" [] []
    1: JSON_ARRAY_ELEMENT_LIST@1..6
      0: JSON_STRING_VALUE@1..4
        0: JSON_STRING_LITERAL@1..4 "\"x\"" [] []
      1: COMMA@4..5 "," [] []
      2: (empty)
      3: COMMA@5..6 "," [] []
    2: R_BRACK@6..7 "]" [] []
  2: EOF@7..7 "" [] []

```

## Diagnostics

```
array_double_extra_comma.json:1:6 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × Expected an array, an object, or a literal but instead found ','.
  
  > 1 │ ["x",,]
      │      ^
  
  i Expected an array, an object, or a literal here.
  
  > 1 │ ["x",,]
      │      ^
  
array_double_extra_comma.json:1:7 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × Expected an array, an object, or a literal but instead found ']'.
  
  > 1 │ ["x",,]
      │       ^
  
  i Expected an array, an object, or a literal here.
  
  > 1 │ ["x",,]
      │       ^
  
```