| /** |
| * @license |
| * Copyright Google Inc. All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| /// <amd-module name="@angular/core/schematics/migrations/template-var-assignment/angular/html_variable_assignment_visitor" /> |
| import { PropertyWrite } from '@angular/compiler'; |
| import { BoundEvent, Element, NullVisitor, Template } from '@angular/compiler/src/render3/r3_ast'; |
| export interface TemplateVariableAssignment { |
| start: number; |
| end: number; |
| node: PropertyWrite; |
| } |
| /** |
| * HTML AST visitor that traverses the Render3 HTML AST in order to find all |
| * expressions that write to local template variables within bound events. |
| */ |
| export declare class HtmlVariableAssignmentVisitor extends NullVisitor { |
| variableAssignments: TemplateVariableAssignment[]; |
| private currentVariables; |
| private expressionAstVisitor; |
| visitElement(element: Element): void; |
| visitTemplate(template: Template): void; |
| visitBoundEvent(node: BoundEvent): void; |
| } |