---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: invalid.js
---
# Input
```jsx
import * as foo from "foo"

```

# Diagnostics
```
invalid.js:1:8 lint/nursery/noNamespaceImport ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  ! Avoid namespace imports, it can prevent efficient tree shaking and increase bundle size.
  
  > 1 │ import * as foo from "foo"
      │        ^^^^^^^^^^^^^^^^^^^
    2 │ 
  
  i Use named imports instead.
  

```