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@angular/cdk

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Angular Material Component Development Kit

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/** * @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.io/license */ (function (factory) { if (typeof module === "object" && typeof module.exports === "object") { var v = factory(require, exports); if (v !== undefined) module.exports = v; } else if (typeof define === "function" && define.amd) { define("@angular/cdk/schematics/ng-update/upgrade-rules/class-names-rule", ["require", "exports", "typescript", "@angular/cdk/schematics/update-tool/migration-rule", "@angular/cdk/schematics/ng-update/typescript/imports", "@angular/cdk/schematics/ng-update/typescript/module-specifiers", "@angular/cdk/schematics/ng-update/upgrade-data"], factory); } })(function (require, exports) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); const ts = require("typescript"); const migration_rule_1 = require("@angular/cdk/schematics/update-tool/migration-rule"); const imports_1 = require("@angular/cdk/schematics/ng-update/typescript/imports"); const module_specifiers_1 = require("@angular/cdk/schematics/ng-update/typescript/module-specifiers"); const upgrade_data_1 = require("@angular/cdk/schematics/ng-update/upgrade-data"); /** * Rule that walks through every identifier that is part of Angular Material or thr CDK * and replaces the outdated name with the new one if specified in the upgrade data. */ class ClassNamesRule extends migration_rule_1.MigrationRule { constructor() { super(...arguments); /** Change data that upgrades to the specified target version. */ this.data = upgrade_data_1.getVersionUpgradeData(this, 'classNames'); /** * List of identifier names that have been imported from `@angular/material` or `@angular/cdk` * in the current source file and therefore can be considered trusted. */ this.trustedIdentifiers = new Set(); /** List of namespaces that have been imported from `@angular/material` or `@angular/cdk`. */ this.trustedNamespaces = new Set(); // Only enable the migration rule if there is upgrade data. this.ruleEnabled = this.data.length !== 0; } visitNode(node) { if (ts.isIdentifier(node)) { this._visitIdentifier(node); } } /** Method that is called for every identifier inside of the specified project. */ _visitIdentifier(identifier) { // For identifiers that aren't listed in the className data, the whole check can be // skipped safely. if (!this.data.some(data => data.replace === identifier.text)) { return; } // For namespace imports that are referring to Angular Material or the CDK, we store the // namespace name in order to be able to safely find identifiers that don't belong to the // developer's application. if (imports_1.isNamespaceImportNode(identifier) && module_specifiers_1.isMaterialImportDeclaration(identifier)) { this.trustedNamespaces.add(identifier.text); return this._createFailureWithReplacement(identifier); } // For export declarations that are referring to Angular Material or the CDK, the identifier // can be immediately updated to the new name. if (imports_1.isExportSpecifierNode(identifier) && module_specifiers_1.isMaterialExportDeclaration(identifier)) { return this._createFailureWithReplacement(identifier); } // For import declarations that are referring to Angular Material or the CDK, the name of // the import identifiers. This allows us to identify identifiers that belong to Material and // the CDK, and we won't accidentally touch a developer's identifier. if (imports_1.isImportSpecifierNode(identifier) && module_specifiers_1.isMaterialImportDeclaration(identifier)) { this.trustedIdentifiers.add(identifier.text); return this._createFailureWithReplacement(identifier); } // In case the identifier is part of a property access expression, we need to verify that the // property access originates from a namespace that has been imported from Material or the CDK. if (ts.isPropertyAccessExpression(identifier.parent)) { const expression = identifier.parent.expression; if (ts.isIdentifier(expression) && this.trustedNamespaces.has(expression.text)) { return this._createFailureWithReplacement(identifier); } } else if (this.trustedIdentifiers.has(identifier.text)) { return this._createFailureWithReplacement(identifier); } } /** Creates a failure and replacement for the specified identifier. */ _createFailureWithReplacement(identifier) { const classData = this.data.find(data => data.replace === identifier.text); const updateRecorder = this.getUpdateRecorder(identifier.getSourceFile().fileName); updateRecorder.remove(identifier.getStart(), identifier.getWidth()); updateRecorder.insertRight(identifier.getStart(), classData.replaceWith); } } exports.ClassNamesRule = ClassNamesRule; }); //# 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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport * as ts from 'typescript';\nimport {MigrationRule} from '../../update-tool/migration-rule';\n\nimport {ClassNameUpgradeData} from '../data';\nimport {\n  isExportSpecifierNode,\n  isImportSpecifierNode,\n  isNamespaceImportNode,\n} from '../typescript/imports';\nimport {\n  isMaterialExportDeclaration,\n  isMaterialImportDeclaration,\n} from '../typescript/module-specifiers';\nimport {getVersionUpgradeData, RuleUpgradeData} from '../upgrade-data';\n\n/**\n * Rule that walks through every identifier that is part of Angular Material or thr CDK\n * and replaces the outdated name with the new one if specified in the upgrade data.\n */\nexport class ClassNamesRule extends MigrationRule<RuleUpgradeData> {\n  /** Change data that upgrades to the specified target version. */\n  data: ClassNameUpgradeData[] = getVersionUpgradeData(this, 'classNames');\n\n  /**\n   * List of identifier names that have been imported from `@angular/material` or `@angular/cdk`\n   * in the current source file and therefore can be considered trusted.\n   */\n  trustedIdentifiers: Set<string> = new Set();\n\n  /** List of namespaces that have been imported from `@angular/material` or `@angular/cdk`. */\n  trustedNamespaces: Set<string> = new Set();\n\n  // Only enable the migration rule if there is upgrade data.\n  ruleEnabled = this.data.length !== 0;\n\n  visitNode(node: ts.Node): void {\n    if (ts.isIdentifier(node)) {\n      this._visitIdentifier(node);\n    }\n  }\n\n  /** Method that is called for every identifier inside of the specified project. */\n  private _visitIdentifier(identifier: ts.Identifier) {\n    // For identifiers that aren't listed in the className data, the whole check can be\n    // skipped safely.\n    if (!this.data.some(data => data.replace === identifier.text)) {\n      return;\n    }\n\n    // For namespace imports that are referring to Angular Material or the CDK, we store the\n    // namespace name in order to be able to safely find identifiers that don't belong to the\n    // developer's application.\n    if (isNamespaceImportNode(identifier) && isMaterialImportDeclaration(identifier)) {\n      this.trustedNamespaces.add(identifier.text);\n\n      return this._createFailureWithReplacement(identifier);\n    }\n\n    // For export declarations that are referring to Angular Material or the CDK, the identifier\n    // can be immediately updated to the new name.\n    if (isExportSpecifierNode(identifier) && isMaterialExportDeclaration(identifier)) {\n      return this._createFailureWithReplacement(identifier);\n    }\n\n    // For import declarations that are referring to Angular Material or the CDK, the name of\n    // the import identifiers. This allows us to identify identifiers that belong to Material and\n    // the CDK, and we won't accidentally touch a developer's identifier.\n    if (isImportSpecifierNode(identifier) && isMaterialImportDeclaration(identifier)) {\n      this.trustedIdentifiers.add(identifier.text);\n\n      return this._createFailureWithReplacement(identifier);\n    }\n\n    // In case the identifier is part of a property access expression, we need to verify that the\n    // property access originates from a namespace that has been imported from Material or the CDK.\n    if (ts.isPropertyAccessExpression(identifier.parent)) {\n      const expression = identifier.parent.expression;\n\n      if (ts.isIdentifier(expression) && this.trustedNamespaces.has(expression.text)) {\n        return this._createFailureWithReplacement(identifier);\n      }\n    } else if (this.trustedIdentifiers.has(identifier.text)) {\n      return this._createFailureWithReplacement(identifier);\n    }\n  }\n\n  /** Creates a failure and replacement for the specified identifier. */\n  private _createFailureWithReplacement(identifier: ts.Identifier) {\n    const classData = this.data.find(data => data.replace === identifier.text)!;\n    const updateRecorder = this.getUpdateRecorder(identifier.getSourceFile().fileName);\n\n    updateRecorder.remove(identifier.getStart(), identifier.getWidth());\n    updateRecorder.insertRight(identifier.getStart(), classData.replaceWith);\n  }\n}\n"]}