---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: JsSwitchStatement.js
---
# Input
```jsx
function JsSwitchStatement1() {
    switch (value) {
        case 0:
            case0();
            break;
        default:
            caseDefault();
            break;
        case 1: // afterDefault
            afterDefault();
    }
}

function JsSwitchStatement2() {
    switch (value) {
        case 0:
            break;
            afterBreak();
    }
}

function JsSwitchStatement3() {
    return;
    switch (value) {}
}

```

# Diagnostics
```
JsSwitchStatement.js:18:13 lint/correctness/noUnreachable ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! This code will never be reached ...
  
    16 │         case 0:
    17 │             break;
  > 18 │             afterBreak();
       │             ^^^^^^^^^^^^^
    19 │     }
    20 │ }
  
  i ... because this statement will break the flow of the code beforehand
  
    15 │     switch (value) {
    16 │         case 0:
  > 17 │             break;
       │             ^^^^^^
    18 │             afterBreak();
    19 │     }
  

```

```
JsSwitchStatement.js:24:5 lint/correctness/noUnreachable ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! This code will never be reached ...
  
    22 │ function JsSwitchStatement3() {
    23 │     return;
  > 24 │     switch (value) {}
       │     ^^^^^^^^^^^^^^^^^
    25 │ }
    26 │ 
  
  i ... because this statement will return from the function beforehand
  
    22 │ function JsSwitchStatement3() {
  > 23 │     return;
       │     ^^^^^^^
    24 │     switch (value) {}
    25 │ }
  

```