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# selector-pseudo-element-blacklist Specify a blacklist of disallowed pseudo-element selectors. <!-- prettier-ignore --> ```css a::before {} /** ↑ * This pseudo-element selector */ ``` This rule ignores: - CSS2 pseudo-elements i.e. those prefixed with a single colon - selectors that use variable interpolation e.g. `::#{$variable} {}` ## Options `array|string|regex`: `["array", "of", "unprefixed", "pseudo-elements" or "regex"]|"pseudo-element"|/regex/` Given: ``` ["before", "/^my-/i"] ``` The following patterns are considered violations: <!-- prettier-ignore --> ```css a::before {} ``` <!-- prettier-ignore --> ```css a::my-pseudo-element {} ``` <!-- prettier-ignore --> ```css a::MY-OTHER-pseudo-element {} ``` The following patterns are _not_ considered violations: <!-- prettier-ignore --> ```css a::after {} ``` <!-- prettier-ignore --> ```css a::not-my-pseudo-element {} ```
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23 entries across 23 versions & 1 rubygems