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stylelint

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A mighty, modern CSS linter.

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stylelint/stylelint

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# media-query-list-comma-space-before Require a single space or disallow whitespace before the commas of media query lists. ```css @media screen and (color) ,projection and (color) {} /** ↑ * The space before this comma */ ``` The [`fix` option](../../../docs/user-guide/usage/options.md#fix) can automatically fix all of the problems reported by this rule. ## Options `string`: `"always"|"never"|"always-single-line"|"never-single-line"` ### `"always"` There *must always* be a single space before the commas. The following patterns are considered violations: ```css @media screen and (color),projection and (color) {} ``` ```css @media screen and (color) ,projection and (color) {} ``` The following patterns are *not* considered violations: ```css @media screen and (color) ,projection and (color) {} ``` ```css @media screen and (color) , projection and (color) {} ``` ### `"never"` There *must never* be whitespace before the commas. The following patterns are considered violations: ```css @media screen and (color) ,projection and (color) {} ``` ```css @media screen and (color) , projection and (color) {} ``` The following patterns are *not* considered violations: ```css @media screen and (color),projection and (color) {} ``` ```css @media screen and (color), projection and (color) {} ``` ### `"always-single-line"` There *must always* be a single space before the commas in single-line media query lists. The following patterns are considered violations: ```css @media screen and (color),projection and (color) {} ``` The following patterns are *not* considered violations: ```css @media screen and (color) ,projection and (color) {} ``` ```css @media screen and (color) , projection and (color) {} ``` ```css @media screen and (color) ,projection and (color) {} ``` ### `"never-single-line"` There *must never* be whitespace before the commas in single-line media query lists. The following patterns are considered violations: ```css @media screen and (color) , projection and (color) {} ``` The following patterns are *not* considered violations: ```css @media screen and (color),projection and (color) {} ``` ```css @media screen and (color) ,projection and (color) {} ``` ```css @media screen and (color) , projection and (color) {} ```