media-query-list-comma-space-before

Require a single space or disallow whitespace before the commas of media query lists.

@media screen and (color) ,projection and (color) {}
/**                       ↑
 * The space before this comma */

The fix option 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 problems:

@media screen and (color),projection and (color) {}

@media screen and (color)
,projection and (color) {}

The following patterns are not considered problems:

@media screen and (color) ,projection and (color) {}

@media screen and (color) ,
projection and (color) {}

"never"

There must never be whitespace before the commas.

The following patterns are considered problems:

@media screen and (color) ,projection and (color) {}

@media screen and (color)
, projection and (color) {}

The following patterns are not considered problems:

@media screen and (color),projection and (color) {}

@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 problems:

@media screen and (color),projection and (color) {}

The following patterns are not considered problems:

@media screen and (color) ,projection and (color) {}

@media screen and (color)
, projection and (color) {}

@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 problems:

@media screen and (color) , projection and (color) {}

The following patterns are not considered problems:

@media screen and (color),projection and (color) {}

@media screen and (color)
,projection and (color) {}

@media screen and (color)
, projection and (color) {}