Function ingestHostEvent

packages/compiler/src/template/pipeline/src/ingest.ts:247–280

(job: HostBindingCompilationJob, event: e.ParsedEvent)

}

export function ingestHostEvent(job: HostBindingCompilationJob, event: e.ParsedEvent) {
  let eventBinding: ir.CreateOp;
  if (event.type === e.ParsedEventType.Animation) {
    eventBinding = ir.createAnimationListenerOp(
      job.root.xref,
      new ir.SlotHandle(),
      event.name,
      null,
      makeListenerHandlerOps(job.root, event.handler, event.handlerSpan),
      event.name.endsWith('enter') ? ir.AnimationKind.ENTER : ir.AnimationKind.LEAVE,
      event.targetOrPhase,
      true,
      event.sourceSpan,
    );
  } else {
    const [phase, target] =
      event.type !== e.ParsedEventType.LegacyAnimation
        ? [null, event.targetOrPhase]
        : [event.targetOrPhase, null];

    eventBinding = ir.createListenerOp(
      job.root.xref,
      new ir.SlotHandle(),
      event.name,
      null,
      makeListenerHandlerOps(job.root, event.handler, event.handlerSpan),
      phase,
      target,
      true,
      event.sourceSpan,
    );
  }
  job.root.create.push(eventBinding);
}

/**
 * Ingest the nodes of a template AST into the given `ViewCompilation`.