---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: invalidExportNamespace.js
---
# Input
```jsx
export * as X from ""

export * as PascalCase from ""

export * as CONSTANT_CASE from ""

export * as snake_case from ""

export * as Unknown_Style from ""

```

# Diagnostics
```
invalidExportNamespace.js:5:13 lint/style/useNamingConvention ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! This export namespace name should be in camelCase or PascalCase.
  
    3 │ export * as PascalCase from ""
    4 │ 
  > 5 │ export * as CONSTANT_CASE from ""
      │             ^^^^^^^^^^^^^
    6 │ 
    7 │ export * as snake_case from ""
  
  i The name could be renamed to `constantCase`.
  

```

```
invalidExportNamespace.js:7:13 lint/style/useNamingConvention ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! This export namespace name should be in camelCase or PascalCase.
  
    5 │ export * as CONSTANT_CASE from ""
    6 │ 
  > 7 │ export * as snake_case from ""
      │             ^^^^^^^^^^
    8 │ 
    9 │ export * as Unknown_Style from ""
  
  i The name could be renamed to `snakeCase`.
  

```

```
invalidExportNamespace.js:9:13 lint/style/useNamingConvention ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! This export namespace name should be in camelCase or PascalCase.
  
     7 │ export * as snake_case from ""
     8 │ 
   > 9 │ export * as Unknown_Style from ""
       │             ^^^^^^^^^^^^^
    10 │ 
  
  i The name could be renamed to `unknownStyle`.
  

```