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

## Input

```json
[,]
```


## AST

```
JsonRoot {
    bom_token: missing (optional),
    value: JsonArrayValue {
        l_brack_token: L_BRACK@0..1 "[" [] [],
        elements: JsonArrayElementList [
            missing element,
            COMMA@1..2 "," [] [],
        ],
        r_brack_token: R_BRACK@2..3 "]" [] [],
    },
    eof_token: EOF@3..3 "" [] [],
}
```

## CST

```
0: JSON_ROOT@0..3
  0: (empty)
  1: JSON_ARRAY_VALUE@0..3
    0: L_BRACK@0..1 "[" [] []
    1: JSON_ARRAY_ELEMENT_LIST@1..2
      0: (empty)
      1: COMMA@1..2 "," [] []
    2: R_BRACK@2..3 "]" [] []
  2: EOF@3..3 "" [] []

```

## Diagnostics

```
array_just_comma.json:1:2 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × Expected an array, an object, or a literal but instead found ','.
  
  > 1 │ [,]
      │  ^
  
  i Expected an array, an object, or a literal here.
  
  > 1 │ [,]
      │  ^
  
array_just_comma.json:1:3 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

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