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custom-property-empty-line-before

Require or disallow an empty line before custom properties.

a {
top: 10px;
/* ← */
--foo: pink; /* ↑ */
} /* ↑ */
/** ↑
* This line */

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

Options

string: "always"|"never"

"always"

The following patterns are considered problems:

a {
top: 10px;
--foo: pink;
--bar: red;
}

The following patterns are not considered problems:

a {
top: 10px;

--foo: pink;

--bar: red;
}

"never"

The following patterns are considered problems:

a {
top: 10px;

--foo: pink;

--bar: red;
}
a {

--foo: pink;
--bar: red;
}

The following patterns are not considered problems:

a {
top: 10px;
--foo: pink;
--bar: red;
}
a {
--foo: pink;
--bar: red;
}

Optional secondary options

except: ["after-comment", "after-custom-property", "first-nested"]

"after-comment"

Reverse the primary option for custom properties that follow a comment.

Shared-line comments do not trigger this option.

For example, with "always":

The following patterns are considered problems:

a {

--foo: pink;
/* comment */

--bar: red;
}
a {

--foo: pink; /* comment */
--bar: red;
}

The following patterns are not considered problems:

a {

--foo: pink;
/* comment */
--bar: red;
}
a {

--foo: pink; /* comment */

--bar: red;
}

"after-custom-property"

Reverse the primary option for custom properties that follow another custom property.

Shared-line comments do not affect this option.

For example, with "always":

The following patterns are considered problems:

a {

--foo: pink;

--bar: red;
}
a {

--foo: pink; /* comment */

--bar: red;
}

The following patterns are not considered problems:

a {

--foo: pink;
--bar: red;
}
a {

--foo: pink; /* comment */
--bar: red;
}

"first-nested"

Reverse the primary option for custom properties that are nested and the first child of their parent node.

For example, with "always":

The following patterns are considered problems:

a {

--foo: pink;

--bar: red;
}

The following patterns are not considered problems:

a {
--foo: pink;

--bar: red;
}

ignore: ["after-comment", "first-nested", "inside-single-line-block"]

"after-comment"

Ignore custom properties that follow a comment.

For example, with "always":

The following patterns are not considered problems:

a {
/* comment */
--foo: pink;
}

"first-nested"

Ignore custom properties that are nested and the first child of their parent node.

For example, with "always":

The following patterns are not considered problems:

a {
--foo: pink;

--bar: red;
}

"inside-single-line-block"

Ignore custom properties that are inside single-line blocks.

For example, with "always":

The following patterns are not considered problems:

a { --foo: pink; --bar: red; }