Class CombinedRecursiveAstVisitor

packages/compiler/src/combined_visitor.ts:16–160

 * Useful for cases where every single node needs to be visited.
 */
export class CombinedRecursiveAstVisitor extends RecursiveAstVisitor implements t.RecursiveVisitor {
  override visit(node: AST | t.Node): void {
    if (node instanceof ASTWithSource) {
      this.visit(node.ast);
    } else {
      node.visit(this);
    }
  }

  visitElement(element: t.Element): void {
    this.visitAllTemplateNodes(element.attributes);
    this.visitAllTemplateNodes(element.inputs);
    this.visitAllTemplateNodes(element.outputs);
    this.visitAllTemplateNodes(element.directives);
    this.visitAllTemplateNodes(element.references);
    this.visitAllTemplateNodes(element.children);
  }

  visitTemplate(template: t.Template): void {
    this.visitAllTemplateNodes(template.attributes);
    this.visitAllTemplateNodes(template.inputs);
    this.visitAllTemplateNodes(template.outputs);
    this.visitAllTemplateNodes(template.directives);
    this.visitAllTemplateNodes(template.templateAttrs);
    this.visitAllTemplateNodes(template.variables);
    this.visitAllTemplateNodes(template.references);
    this.visitAllTemplateNodes(template.children);
  }

  visitContent(content: t.Content): void {
    this.visitAllTemplateNodes(content.children);
  }

  visitBoundAttribute(attribute: t.BoundAttribute): void {
    this.visit(attribute.value);
  }

  visitBoundEvent(attribute: t.BoundEvent): void {
    this.visit(attribute.handler);
  }

  visitBoundText(text: t.BoundText): void {
    this.visit(text.value);
  }

  visitIcu(icu: t.Icu): void {
    Object.keys(icu.vars).forEach((key) => this.visit(icu.vars[key]));
    Object.keys(icu.placeholders).forEach((key) => this.visit(icu.placeholders[key]));
  }

  visitDeferredBlock(deferred: t.DeferredBlock): void {
    deferred.visitAll(this);
  }

  visitDeferredTrigger(trigger: t.DeferredTrigger): void {
    if (trigger instanceof t.BoundDeferredTrigger) {
      this.visit(trigger.value);
    } else if (trigger instanceof t.ViewportDeferredTrigger && trigger.options !== null) {