Revert "feat(compiler-cli): expose ngtsc as a TscPlugin" (#28433)

This reverts commit df2221c6476df1f2d2478b949702f3270c3a4565.

PR Close #28433

packages/compiler-cli/src/ngtsc/tsc_plugin.ts

@@ -1,69 +0,0 @@
-/**
- * @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
- */
-
-import {PluginCompilerHost, TscPlugin, createProxy} from '@bazel/typescript/tsc_wrapped/plugin_api';
-import * as ts from 'typescript';
-
-import {SyntheticFilesCompilerHost} from './synthetic_files_compiler_host';
-
-export class NgTscPlugin implements TscPlugin {
-  constructor(private angularCompilerOptions: unknown) {}
-
-  wrap(program: ts.Program, config: {}, host: ts.CompilerHost) {
-    const proxy = createProxy(program);
-    proxy.getSemanticDiagnostics = (sourceFile: ts.SourceFile) => {
-      const result: ts.Diagnostic[] = [...program.getSemanticDiagnostics(sourceFile)];
-
-      // For demo purposes, trigger a diagnostic when the sourcefile has a magic string
-      if (sourceFile.text.indexOf('diag') >= 0) {
-        const fake: ts.Diagnostic = {
-          file: sourceFile,
-          start: 0,
-          length: 3,
-          messageText: 'Example Angular Compiler Diagnostic',
-          category: ts.DiagnosticCategory.Error,
-          code: 12345,
-          // source is the name of the plugin.
-          source: 'Angular',
-        };
-        result.push(fake);
-      }
-      return result;
-    };
-    return proxy;
-  }
-
-  createTransformers(host: PluginCompilerHost) {
-    const afterDeclarations: Array<ts.TransformerFactory<ts.SourceFile|ts.Bundle>> =
-        [(context: ts.TransformationContext) => (sf: ts.SourceFile | ts.Bundle) => {
-          const visitor = (node: ts.Node): ts.Node => {
-            if (node.kind === ts.SyntaxKind.ClassDeclaration) {
-              const clz = node as ts.ClassDeclaration;
-              // For demo purposes, transform the class name in the .d.ts output
-              return ts.updateClassDeclaration(
-                  clz, clz.decorators, node.modifiers, ts.createIdentifier('NEWNAME'),
-                  clz.typeParameters, clz.heritageClauses, clz.members);
-            }
-            return ts.visitEachChild(node, visitor, context);
-          };
-          return visitor(sf) as ts.SourceFile;
-        }];
-    return {afterDeclarations};
-  }
-
-  wrapHost(inputFiles: string[], compilerHost: ts.CompilerHost) {
-    return new SyntheticFilesCompilerHost(inputFiles, compilerHost, this.generatedFiles);
-  }
-
-  generatedFiles(rootFiles: string[]) {
-    return {
-      'file-1.ts': (host: ts.CompilerHost) =>
-                       ts.createSourceFile('file-1.ts', 'contents', ts.ScriptTarget.ES5),
-    };
-  }
-}