---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: valid.jsonc
---
# Input
```cjs
function doSomething() { }
```

# Input
```cjs
function doSomething() { function somethingElse() { } }
```

# Input
```cjs
(function() { function doSomething() { } }());
```

# Input
```cjs
if (test) { const fn = function() { }; }
```

# Input
```cjs
if (test) { const fn = function expr() { }; }
```

# Input
```cjs
function decl() { var fn = function expr() { }; }
```

# Input
```cjs
function decl(arg) { var fn; if (arg) { fn = function() { }; } }
```

# Input
```cjs
function decl(arg) { var fn; if (arg) { fn = function expr() { }; } }
```

# Input
```cjs
var x = {doSomething() {function doSomethingElse() {}}}
```

# Input
```cjs
function decl(arg) { var fn; if (arg) { fn = function expr() { }; } }
```

# Input
```cjs
if (test) { let x = 1; }
```

# Input
```cjs
if (test) { const x = 1; }
```

# Input
```cjs
var foo;
```

# Input
```cjs
var foo = 42;
```

# Input
```cjs
function doSomething() { var foo; }
```

# Input
```cjs
(function() { var foo; }());
```

# Input
```cjs
foo(() => { function bar() { } });
```

# Input
```cjs
var fn = () => {var foo;}
```

# Input
```cjs
var x = {doSomething() {var foo;}}
```

# Input
```cjs
exports.foo = () => {}
```

# Input
```cjs
exports.foo = function(){}
```

# Input
```cjs
module.exports = function foo(){}
```

# Input
```cjs
class C { method() { function foo() {} } }
```

# Input
```cjs
class C { method() { var x; } }
```

# Input
```cjs
class C { static { var x; } }
```