Class BoundEvent

packages/compiler/src/render3/r3_ast.ts:121–158

}

export class BoundEvent implements Node {
  constructor(
    public name: string,
    public type: ParsedEventType,
    public handler: AST,
    public target: string | null,
    public phase: string | null,
    public sourceSpan: ParseSourceSpan,
    public handlerSpan: ParseSourceSpan,
    readonly keySpan: ParseSourceSpan,
  ) {}

  static fromParsedEvent(event: ParsedEvent) {
    const target: string | null =
      event.type === ParsedEventType.Regular ? event.targetOrPhase : null;
    const phase: string | null =
      event.type === ParsedEventType.LegacyAnimation ? event.targetOrPhase : null;
    if (event.keySpan === undefined) {
      throw new Error(
        `Unexpected state: keySpan must be defined for bound event but was not for ${event.name}: ${event.sourceSpan}`,
      );
    }
    return new BoundEvent(
      event.name,
      event.type,
      event.handler,
      target,
      phase,
      event.sourceSpan,
      event.handlerSpan,
      event.keySpan,
    );
  }

  visit<Result>(visitor: Visitor<Result>): Result {
    return visitor.visitBoundEvent(this);
  }
}

export class Element implements Node {
  constructor(