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declaration-colon-newline-after

Require a newline or disallow whitespace after the colon of declarations.

a {
box-shadow:
0 0 0 1px #5b9dd9,
0 0 2px 1px rgba(30, 140, 190, 0.8);
} /* ↑ */
/** ↑
* The newline after this colon */

The fix option can automatically fix all of the problems reported by this rule.

Options

string: "always"|"always-multi-line"

"always"

There must always be a newline after the colon.

The following patterns are considered problems:

a { color:pink; }
a { color: pink; }

The following patterns are not considered problems:

a {
color:
pink;
}

"always-multi-line"

There must always be a newline after the colon if the declaration's value is multi-line.

The following patterns are considered problems:

a {
box-shadow: 0 0 0 1px #5b9dd9,
0 0 2px 1px rgba(30, 140, 190, 0.8);
}

The following patterns are not considered problems:

a {
box-shadow:
0 0 0 1px #5b9dd9,
0 0 2px 1px rgba(30, 140, 190, 0.8);
}
a {
color: pink;
}