no-unknown-animations

Disallow unknown animations.

a { animation-name: fancy-slide; }
/**                    ↑
 *   This animation name */

a { animation: fancy-slide 2s linear; }
/**                    ↑
 *           And this one */

This rule considers the identifiers of @keyframes rules defined within the same source to be known.

The message secondary option can accept the arguments of this rule.

Options

true

The following patterns are considered problems:

a { animation-name: fancy-slide; }

a { animation: fancy-slide 2s linear; }

a { animation-name: fancccy-slide; }
@keyframes fancy-slide {}

a { animation: linear 100ms fancccy-slide; }
@keyframes fancy-slide {}

a { animation-name: jump; }
@keyframes fancy-slide {}

The following patterns are not considered problems:

a { animation-name: fancy-slide; }
@keyframes fancy-slide {}

@keyframes fancy-slide {}
a { animation-name: fancy-slide; }

@keyframes fancy-slide {}
a { animation: fancy-slide 2s linear; }

a { animation: 100ms steps(12, end) fancy-slide; }
@keyframes fancy-slide {}