# selector-no-redundant-nesting-selector Disallow redundant nesting selectors (`&`). ```scss p { & a {} //↑ // This type of selector } ``` The following patterns are considered warnings: ```scss p { & a {} } ``` ```scss p { & > a {} } ``` ```scss p { & .class {} } ``` ```scss p { & + .foo {} } ``` The following patterns are *not* considered warnings: ```scss p { &.foo {} } ``` ```scss p { .foo > & {} } ``` ```scss p { &, .foo, .bar { margin: 0; } } ```