@angular/material/schematics/ng-add/index.js

Angular Material

"use strict";
/**
 * @license
 * Copyright Google LLC 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.dev/license
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = default_1;
const tasks_1 = require("@angular-devkit/schematics/tasks");
const package_config_1 = require("./package-config");
/**
 * Version range that will be used for the Angular CDK and Angular Material if this
 * schematic has been run outside of the CLI `ng add` command. In those cases, there
 * can be no dependency on `@angular/material` in the `package.json` file, and we need
 * to manually insert the dependency based on the build version placeholder.
 *
 * Note that the fallback version range does not use caret, but tilde because that is
 * the default for Angular framework dependencies in CLI projects.
 */
const fallbackMaterialVersionRange = `~19.2.14`;
/**
 * Schematic factory entry-point for the `ng-add` schematic. The ng-add schematic will be
 * automatically executed if developers run `ng add @angular/material`.
 *
 * Since the Angular Material schematics depend on the schematic utility functions from the CDK,
 * we need to install the CDK before loading the schematic files that import from the CDK.
 */
function default_1(options) {
    return (host, context) => {
        // Version tag of the `@angular/core` dependency that has been loaded from the `package.json`
        // of the CLI project. This tag should be preferred because all Angular dependencies should
        // have the same version tag if possible.
        const ngCoreVersionTag = (0, package_config_1.getPackageVersionFromPackageJson)(host, '@angular/core');
        const materialVersionRange = (0, package_config_1.getPackageVersionFromPackageJson)(host, '@angular/material');
        const angularDependencyVersion = ngCoreVersionTag || `^19.0.0 || ^20.0.0`;
        // The CLI inserts `@angular/material` into the `package.json` before this schematic runs.
        // This means that we do not need to insert Angular Material into `package.json` files again.
        // In some cases though, it could happen that this schematic runs outside of the CLI `ng add`
        // command, or Material is only listed a dev dependency. If that is the case, we insert a
        // version based on the current build version (substituted version placeholder).
        if (materialVersionRange === null) {
            (0, package_config_1.addPackageToPackageJson)(host, '@angular/material', fallbackMaterialVersionRange);
        }
        (0, package_config_1.addPackageToPackageJson)(host, '@angular/cdk', materialVersionRange || fallbackMaterialVersionRange);
        (0, package_config_1.addPackageToPackageJson)(host, '@angular/forms', angularDependencyVersion);
        // Since the Angular Material schematics depend on the schematic utility functions from the
        // CDK, we need to install the CDK before loading the schematic files that import from the CDK.
        const installTaskId = context.addTask(new tasks_1.NodePackageInstallTask());
        context.addTask(new tasks_1.RunSchematicTask('ng-add-setup-project', options), [installTaskId]);
    };
}
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