canonical/node_modules/css-lint/docs/rules/placeholder-in-extend.md

Canonical code style linter and formatter for JavaScript, SCSS and CSS.

# Placeholder in Extend

Rule `placeholder-in-extend` will enforce whether extends should only include placeholder selectors.

## Examples

When enabled, the following are allowed:

```scss
.foo {
  @extend %bar;
  @extend .baz%qux;
}
```

When enabled, the following are disallowed:

```scss
.foo {
  @extend .bar;
  @extend #baz;
}
```