8b5ca670ad
With the next version of the CLI we don't need to add logging for the description of the schematic as part of the schematic itself. This is because now, the CLI will print the description defined in the `migrations.json` file. See: https://github.com/angular/angular-cli/pull/15951 PR Close #33440
74 lines
2.6 KiB
TypeScript
74 lines
2.6 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {Rule, SchematicContext, SchematicsException, Tree} from '@angular-devkit/schematics';
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import {dirname, relative} from 'path';
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import * as ts from 'typescript';
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import {getProjectTsConfigPaths} from '../../utils/project_tsconfig_paths';
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import {createMigrationCompilerHost} from '../../utils/typescript/compiler_host';
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import {parseTsconfigFile} from '../../utils/typescript/parse_tsconfig';
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import {identifyDynamicQueryNodes, removeOptionsParameter, removeStaticFlag} from './util';
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/**
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* Runs the dynamic queries migration for all TypeScript projects in the current CLI workspace.
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*/
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export default function(): Rule {
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return (tree: Tree, ctx: SchematicContext) => {
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const {buildPaths, testPaths} = getProjectTsConfigPaths(tree);
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const basePath = process.cwd();
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const allPaths = [...buildPaths, ...testPaths];
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if (!allPaths.length) {
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throw new SchematicsException(
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'Could not find any tsconfig file. Cannot migrate dynamic queries.');
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}
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for (const tsconfigPath of allPaths) {
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runDynamicQueryMigration(tree, tsconfigPath, basePath);
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}
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};
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}
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function runDynamicQueryMigration(tree: Tree, tsconfigPath: string, basePath: string) {
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const parsed = parseTsconfigFile(tsconfigPath, dirname(tsconfigPath));
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const host = createMigrationCompilerHost(tree, parsed.options, basePath);
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const program = ts.createProgram(parsed.fileNames, parsed.options, host);
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const typeChecker = program.getTypeChecker();
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const sourceFiles = program.getSourceFiles().filter(
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f => !f.isDeclarationFile && !program.isSourceFileFromExternalLibrary(f));
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const printer = ts.createPrinter();
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sourceFiles.forEach(sourceFile => {
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const result = identifyDynamicQueryNodes(typeChecker, sourceFile);
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if (result.removeProperty.length || result.removeParameter.length) {
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const update = tree.beginUpdate(relative(basePath, sourceFile.fileName));
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result.removeProperty.forEach(node => {
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update.remove(node.getStart(), node.getWidth());
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update.insertRight(
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node.getStart(),
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printer.printNode(ts.EmitHint.Unspecified, removeStaticFlag(node), sourceFile));
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});
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result.removeParameter.forEach(node => {
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update.remove(node.getStart(), node.getWidth());
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update.insertRight(
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node.getStart(),
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printer.printNode(ts.EmitHint.Unspecified, removeOptionsParameter(node), sourceFile));
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});
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tree.commitUpdate(update);
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}
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});
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}
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