#function-parentheses-space-inside

Require a single space or disallow whitespace on the inside of the parentheses of functions.

a { transform: translate( 1, 1 ); }
/**                     ↑      ↑
 * The space inside these two parentheses */

#Options

string: "always"|"never"|"always-single-line"|"never-single-line"

#"always"

There must always be a single space inside the parentheses.

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 ); }

#"never"

There must never be whitespace on the inside the parentheses.

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); }

#"always-single-line"

There must always be a single space inside the parentheses of 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 inside the parentheses of 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
  )
}