function-comma-space-before
Require a single space or disallow whitespace before the commas of functions.
a { transform: translate(1 ,1) }
/**                        ↑
 * 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 violations:
a { transform: translate(1,1) }a { transform: translate(1, 1) }The following patterns are not considered violations:
a { transform: translate(1 ,1) }a { transform: translate(1 , 1) }"never"
There must never be whitespace before the commas.
The following patterns are considered violations:
a { transform: translate(1 ,1) }a { transform: translate(1 , 1) }The following patterns are not considered violations:
a { transform: translate(1,1) }a { transform: translate(1, 1) }"always-single-line"
There must always be a single space before the commas in single-line functions.
The following patterns are considered violations:
a { transform: translate(1,1) }a { transform: translate(1, 1) }The following patterns are not considered violations:
a { transform: translate(1 ,1) }a { transform: translate(1 , 1) }a {
  transform: translate(1,
    1)
}"never-single-line"
There must never be whitespace before the commas in single-line functions.
The following patterns are considered violations:
a { transform: translate(1 ,1) }a { transform: translate(1 , 1) }The following patterns are not considered violations:
a { transform: translate(1,1) }a { transform: translate(1, 1) }a {
  transform: translate(1 ,
    1)
}