value-list-comma-space-after
Require a single space or disallow whitespace after the commas of value lists.
a { background-size: 0, 0; }
/**                   ↑
 * The space after this comma */The fix
option can automatically fix most 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 after the commas.
The following patterns are considered violations:
a { background-size: 0,0; }a { background-size: 0
      , 0; }The following patterns are not considered violations:
a { background-size: 0, 0; }a { background-size: 0
      , 0; }"never"
There must never be whitespace after the commas.
The following patterns are considered violations:
a { background-size: 0, 0; }a { background-size: 0 ,
      0; }The following patterns are not considered violations:
a { background-size: 0,0; }a { background-size: 0
      ,0; }"always-single-line"
There must always be a single space after the commas in single-line value lists.
The following patterns are considered violations:
a { background-size: 0,0; }The following patterns are not considered violations:
a { background-size: 0, 0; }a { background-size: 0
    , 0; }a { background-size: 0
      ,0; }"never-single-line"
There must never be whitespace after the commas in single-line value lists.
The following patterns are considered violations:
a { background-size: 0, 0; }The following patterns are not considered violations:
a { background-size: 0,0; }a { background-size: 0
      ,0; }a { background-size: 0
      , 0; }