NativeScript/nativescript-core/ui/styling/css-animation-parser.d.ts

import {
    KeyframeAnimationInfo,
    KeyframeDeclaration,
    KeyframeInfo,
    UnparsedKeyframe,
} from "../animation/keyframe-animation";

export class CssAnimationParser {
    public static keyframeAnimationsFromCSSDeclarations(declarations: KeyframeDeclaration[]): KeyframeAnimationInfo[];

    public static keyframesArrayFromCSS(keyframes: UnparsedKeyframe[]): KeyframeInfo[];
}

export function parseKeyframeDeclarations(unparsedKeyframeDeclarations: KeyframeDeclaration[]) : KeyframeDeclaration[];