@angular/animations
Version:
Angular - animations integration with web-animations
29 lines • 3.41 kB
JavaScript
export class ElementInstructionMap {
constructor() {
this._map = new Map();
}
consume(element) {
let instructions = this._map.get(element);
if (instructions) {
this._map.delete(element);
}
else {
instructions = [];
}
return instructions;
}
append(element, instructions) {
let existingInstructions = this._map.get(element);
if (!existingInstructions) {
this._map.set(element, existingInstructions = []);
}
existingInstructions.push(...instructions);
}
has(element) {
return this._map.has(element);
}
clear() {
this._map.clear();
}
}
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