[6a3a178] | 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | (function (factory) {
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| 9 | if (typeof module === "object" && typeof module.exports === "object") {
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| 10 | var v = factory(require, exports);
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| 11 | if (v !== undefined) module.exports = v;
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| 12 | }
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| 13 | else if (typeof define === "function" && define.amd) {
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| 14 | define("@angular/core/schematics/migrations/renderer-to-renderer2", ["require", "exports", "@angular-devkit/schematics", "path", "typescript", "@angular/core/schematics/utils/project_tsconfig_paths", "@angular/core/schematics/utils/typescript/compiler_host", "@angular/core/schematics/utils/typescript/imports", "@angular/core/schematics/utils/typescript/nodes", "@angular/core/schematics/migrations/renderer-to-renderer2/helpers", "@angular/core/schematics/migrations/renderer-to-renderer2/migration", "@angular/core/schematics/migrations/renderer-to-renderer2/util"], factory);
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| 15 | }
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| 16 | })(function (require, exports) {
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| 17 | "use strict";
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| 18 | Object.defineProperty(exports, "__esModule", { value: true });
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| 19 | const schematics_1 = require("@angular-devkit/schematics");
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| 20 | const path_1 = require("path");
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| 21 | const ts = require("typescript");
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| 22 | const project_tsconfig_paths_1 = require("@angular/core/schematics/utils/project_tsconfig_paths");
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| 23 | const compiler_host_1 = require("@angular/core/schematics/utils/typescript/compiler_host");
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| 24 | const imports_1 = require("@angular/core/schematics/utils/typescript/imports");
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| 25 | const nodes_1 = require("@angular/core/schematics/utils/typescript/nodes");
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| 26 | const helpers_1 = require("@angular/core/schematics/migrations/renderer-to-renderer2/helpers");
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| 27 | const migration_1 = require("@angular/core/schematics/migrations/renderer-to-renderer2/migration");
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| 28 | const util_1 = require("@angular/core/schematics/migrations/renderer-to-renderer2/util");
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| 29 | const MODULE_AUGMENTATION_FILENAME = 'ɵɵRENDERER_MIGRATION_CORE_AUGMENTATION.d.ts';
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| 30 | /**
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| 31 | * Migration that switches from `Renderer` to `Renderer2`. More information on how it works:
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| 32 | * https://hackmd.angular.io/UTzUZTnPRA-cSa_4mHyfYw
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| 33 | */
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| 34 | function default_1() {
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| 35 | return (tree) => {
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| 36 | const { buildPaths, testPaths } = project_tsconfig_paths_1.getProjectTsConfigPaths(tree);
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| 37 | const basePath = process.cwd();
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| 38 | const allPaths = [...buildPaths, ...testPaths];
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| 39 | if (!allPaths.length) {
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| 40 | throw new schematics_1.SchematicsException('Could not find any tsconfig file. Cannot migrate Renderer usages to Renderer2.');
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| 41 | }
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| 42 | for (const tsconfigPath of allPaths) {
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| 43 | runRendererToRenderer2Migration(tree, tsconfigPath, basePath);
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| 44 | }
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| 45 | };
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| 46 | }
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| 47 | exports.default = default_1;
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| 48 | function runRendererToRenderer2Migration(tree, tsconfigPath, basePath) {
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| 49 | // Technically we can get away with using `MODULE_AUGMENTATION_FILENAME` as the path, but as of
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| 50 | // TS 4.2, the module resolution caching seems to be more aggressive which causes the file to be
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| 51 | // retained between test runs. We can avoid it by using the full path.
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| 52 | const augmentedFilePath = path_1.join(basePath, MODULE_AUGMENTATION_FILENAME);
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| 53 | const { program } = compiler_host_1.createMigrationProgram(tree, tsconfigPath, basePath, fileName => {
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| 54 | // In case the module augmentation file has been requested, we return a source file that
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| 55 | // augments "@angular/core" to include a named export called "Renderer". This ensures that
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| 56 | // we can rely on the type checker for this migration in v9 where "Renderer" has been removed.
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| 57 | if (path_1.basename(fileName) === MODULE_AUGMENTATION_FILENAME) {
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| 58 | return `
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| 59 | import '@angular/core';
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| 60 | declare module "@angular/core" {
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| 61 | class Renderer {}
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| 62 | }
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| 63 | `;
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| 64 | }
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| 65 | return undefined;
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| 66 | }, [augmentedFilePath]);
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| 67 | const typeChecker = program.getTypeChecker();
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| 68 | const printer = ts.createPrinter();
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| 69 | const sourceFiles = program.getSourceFiles().filter(sourceFile => compiler_host_1.canMigrateFile(basePath, sourceFile, program));
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| 70 | sourceFiles.forEach(sourceFile => {
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| 71 | const rendererImportSpecifier = imports_1.getImportSpecifier(sourceFile, '@angular/core', 'Renderer');
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| 72 | const rendererImport = rendererImportSpecifier ?
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| 73 | nodes_1.closestNode(rendererImportSpecifier, ts.SyntaxKind.NamedImports) :
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| 74 | null;
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| 75 | // If there are no imports for the `Renderer`, we can exit early.
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| 76 | if (!rendererImportSpecifier || !rendererImport) {
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| 77 | return;
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| 78 | }
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| 79 | const { typedNodes, methodCalls, forwardRefs } = util_1.findRendererReferences(sourceFile, typeChecker, rendererImportSpecifier);
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| 80 | const update = tree.beginUpdate(path_1.relative(basePath, sourceFile.fileName));
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| 81 | const helpersToAdd = new Set();
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| 82 | // Change the `Renderer` import to `Renderer2`.
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| 83 | update.remove(rendererImport.getStart(), rendererImport.getWidth());
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| 84 | update.insertRight(rendererImport.getStart(), printer.printNode(ts.EmitHint.Unspecified, imports_1.replaceImport(rendererImport, 'Renderer', 'Renderer2'), sourceFile));
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| 85 | // Change the method parameter and property types to `Renderer2`.
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| 86 | typedNodes.forEach(node => {
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| 87 | const type = node.type;
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| 88 | if (type) {
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| 89 | update.remove(type.getStart(), type.getWidth());
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| 90 | update.insertRight(type.getStart(), 'Renderer2');
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| 91 | }
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| 92 | });
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| 93 | // Change all identifiers inside `forwardRef` referring to the `Renderer`.
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| 94 | forwardRefs.forEach(identifier => {
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| 95 | update.remove(identifier.getStart(), identifier.getWidth());
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| 96 | update.insertRight(identifier.getStart(), 'Renderer2');
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| 97 | });
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| 98 | // Migrate all of the method calls.
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| 99 | methodCalls.forEach(call => {
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| 100 | const { node, requiredHelpers } = migration_1.migrateExpression(call, typeChecker);
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| 101 | if (node) {
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| 102 | // If we migrated the node to a new expression, replace only the call expression.
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| 103 | update.remove(call.getStart(), call.getWidth());
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| 104 | update.insertRight(call.getStart(), printer.printNode(ts.EmitHint.Unspecified, node, sourceFile));
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| 105 | }
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| 106 | else if (call.parent && ts.isExpressionStatement(call.parent)) {
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| 107 | // Otherwise if the call is inside an expression statement, drop the entire statement.
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| 108 | // This takes care of any trailing semicolons. We only need to drop nodes for cases like
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| 109 | // `setBindingDebugInfo` which have been noop for a while so they can be removed safely.
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| 110 | update.remove(call.parent.getStart(), call.parent.getWidth());
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| 111 | }
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| 112 | if (requiredHelpers) {
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| 113 | requiredHelpers.forEach(helperName => helpersToAdd.add(helperName));
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| 114 | }
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| 115 | });
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| 116 | // Some of the methods can't be mapped directly to `Renderer2` and need extra logic around them.
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| 117 | // The safest way to do so is to declare helper functions similar to the ones emitted by TS
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| 118 | // which encapsulate the extra "glue" logic. We should only emit these functions once per file.
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| 119 | helpersToAdd.forEach(helperName => {
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| 120 | update.insertLeft(sourceFile.endOfFileToken.getStart(), helpers_1.getHelper(helperName, sourceFile, printer));
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| 121 | });
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| 122 | tree.commitUpdate(update);
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| 123 | });
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| 124 | }
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| 125 | });
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| 126 | //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"index.js","sourceRoot":"","sources":["../../../../../../../../packages/core/schematics/migrations/renderer-to-renderer2/index.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;;;;;;;;;;;;IAEH,2DAA2E;IAC3E,+BAA8C;IAC9C,iCAAiC;IAEjC,kGAA2E;IAC3E,2FAA4F;IAC5F,+EAAiF;IACjF,2EAAyD;IAEzD,+FAAoD;IACpD,mGAA8C;IAC9C,yFAA8C;IAE9C,MAAM,4BAA4B,GAAG,6CAA6C,CAAC;IAEnF;;;OAGG;IACH;QACE,OAAO,CAAC,IAAU,EAAE,EAAE;YACpB,MAAM,EAAC,UAAU,EAAE,SAAS,EAAC,GAAG,gDAAuB,CAAC,IAAI,CAAC,CAAC;YAC9D,MAAM,QAAQ,GAAG,OAAO,CAAC,GAAG,EAAE,CAAC;YAC/B,MAAM,QAAQ,GAAG,CAAC,GAAG,UAAU,EAAE,GAAG,SAAS,CAAC,CAAC;YAE/C,IAAI,CAAC,QAAQ,CAAC,MAAM,EAAE;gBACpB,MAAM,IAAI,gCAAmB,CACzB,gFAAgF,CAAC,CAAC;aACvF;YAED,KAAK,MAAM,YAAY,IAAI,QAAQ,EAAE;gBACnC,+BAA+B,CAAC,IAAI,EAAE,YAAY,EAAE,QAAQ,CAAC,CAAC;aAC/D;QACH,CAAC,CAAC;IACJ,CAAC;IAfD,4BAeC;IAED,SAAS,+BAA+B,CAAC,IAAU,EAAE,YAAoB,EAAE,QAAgB;QACzF,+FAA+F;QAC/F,gGAAgG;QAChG,sEAAsE;QACtE,MAAM,iBAAiB,GAAG,WAAI,CAAC,QAAQ,EAAE,4BAA4B,CAAC,CAAC;QACvE,MAAM,EAAC,OAAO,EAAC,GAAG,sCAAsB,CAAC,IAAI,EAAE,YAAY,EAAE,QAAQ,EAAE,QAAQ,CAAC,EAAE;YAChF,wFAAwF;YACxF,0FAA0F;YAC1F,8FAA8F;YAC9F,IAAI,eAAQ,CAAC,QAAQ,CAAC,KAAK,4BAA4B,EAAE;gBACvD,OAAO;;;;;OAKN,CAAC;aACH;YACD,OAAO,SAAS,CAAC;QACnB,CAAC,EAAE,CAAC,iBAAiB,CAAC,CAAC,CAAC;QACxB,MAAM,WAAW,GAAG,OAAO,CAAC,cAAc,EAAE,CAAC;QAC7C,MAAM,OAAO,GAAG,EAAE,CAAC,aAAa,EAAE,CAAC;QACnC,MAAM,WAAW,GACb,OAAO,CAAC,cAAc,EAAE,CAAC,MAAM,CAAC,UAAU,CAAC,EAAE,CAAC,8BAAc,CAAC,QAAQ,EAAE,UAAU,EAAE,OAAO,CAAC,CAAC,CAAC;QAEjG,WAAW,CAAC,OAAO,CAAC,UAAU,CAAC,EAAE;YAC/B,MAAM,uBAAuB,GAAG,4BAAkB,CAAC,UAAU,EAAE,eAAe,EAAE,UAAU,CAAC,CAAC;YAC5F,MAAM,cAAc,GAAG,uBAAuB,CAAC,CAAC;gBAC5C,mBAAW,CAAkB,uBAAuB,EAAE,EAAE,CAAC,UAAU,CAAC,YAAY,CAAC,CAAC,CAAC;gBACnF,IAAI,CAAC;YAET,iEAAiE;YACjE,IAAI,CAAC,uBAAuB,IAAI,CAAC,cAAc,EAAE;gBAC/C,OAAO;aACR;YAED,MAAM,EAAC,UAAU,EAAE,WAAW,EAAE,WAAW,EAAC,GACxC,6BAAsB,CAAC,UAAU,EAAE,WAAW,EAAE,uBAAuB,CAAC,CAAC;YAC7E,MAAM,MAAM,GAAG,IAAI,CAAC,WAAW,CAAC,eAAQ,CAAC,QAAQ,EAAE,UAAU,CAAC,QAAQ,CAAC,CAAC,CAAC;YACzE,MAAM,YAAY,GAAG,IAAI,GAAG,EAAkB,CAAC;YAE/C,+CAA+C;YAC/C,MAAM,CAAC,MAAM,CAAC,cAAc,CAAC,QAAQ,EAAE,EAAE,cAAc,CAAC,QAAQ,EAAE,CAAC,CAAC;YACpE,MAAM,CAAC,WAAW,CACd,cAAc,CAAC,QAAQ,EAAE,EACzB,OAAO,CAAC,SAAS,CACb,EAAE,CAAC,QAAQ,CAAC,WAAW,EAAE,uBAAa,CAAC,cAAc,EAAE,UAAU,EAAE,WAAW,CAAC,EAC/E,UAAU,CAAC,CAAC,CAAC;YAErB,iEAAiE;YACjE,UAAU,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE;gBACxB,MAAM,IAAI,GAAG,IAAI,CAAC,IAAI,CAAC;gBAEvB,IAAI,IAAI,EAAE;oBACR,MAAM,CAAC,MAAM,CAAC,IAAI,CAAC,QAAQ,EAAE,EAAE,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC;oBAChD,MAAM,CAAC,WAAW,CAAC,IAAI,CAAC,QAAQ,EAAE,EAAE,WAAW,CAAC,CAAC;iBAClD;YACH,CAAC,CAAC,CAAC;YAEH,0EAA0E;YAC1E,WAAW,CAAC,OAAO,CAAC,UAAU,CAAC,EAAE;gBAC/B,MAAM,CAAC,MAAM,CAAC,UAAU,CAAC,QAAQ,EAAE,EAAE,UAAU,CAAC,QAAQ,EAAE,CAAC,CAAC;gBAC5D,MAAM,CAAC,WAAW,CAAC,UAAU,CAAC,QAAQ,EAAE,EAAE,WAAW,CAAC,CAAC;YACzD,CAAC,CAAC,CAAC;YAEH,mCAAmC;YACnC,WAAW,CAAC,OAAO,CAAC,IAAI,CAAC,EAAE;gBACzB,MAAM,EAAC,IAAI,EAAE,eAAe,EAAC,GAAG,6BAAiB,CAAC,IAAI,EAAE,WAAW,CAAC,CAAC;gBAErE,IAAI,IAAI,EAAE;oBACR,iFAAiF;oBACjF,MAAM,CAAC,MAAM,CAAC,IAAI,CAAC,QAAQ,EAAE,EAAE,IAAI,CAAC,QAAQ,EAAE,CAAC,CAAC;oBAChD,MAAM,CAAC,WAAW,CACd,IAAI,CAAC,QAAQ,EAAE,EAAE,OAAO,CAAC,SAAS,CAAC,EAAE,CAAC,QAAQ,CAAC,WAAW,EAAE,IAAI,EAAE,UAAU,CAAC,CAAC,CAAC;iBACpF;qBAAM,IAAI,IAAI,CAAC,MAAM,IAAI,EAAE,CAAC,qBAAqB,CAAC,IAAI,CAAC,MAAM,CAAC,EAAE;oBAC/D,sFAAsF;oBACtF,wFAAwF;oBACxF,wFAAwF;oBACxF,MAAM,CAAC,MAAM,CAAC,IAAI,CAAC,MAAM,CAAC,QAAQ,EAAE,EAAE,IAAI,CAAC,MAAM,CAAC,QAAQ,EAAE,CAAC,CAAC;iBAC/D;gBAED,IAAI,eAAe,EAAE;oBACnB,eAAe,CAAC,OAAO,CAAC,UAAU,CAAC,EAAE,CAAC,YAAY,CAAC,GAAG,CAAC,UAAU,CAAC,CAAC,CAAC;iBACrE;YACH,CAAC,CAAC,CAAC;YAEH,gGAAgG;YAChG,2FAA2F;YAC3F,+FAA+F;YAC/F,YAAY,CAAC,OAAO,CAAC,UAAU,CAAC,EAAE;gBAChC,MAAM,CAAC,UAAU,CACb,UAAU,CAAC,cAAc,CAAC,QAAQ,EAAE,EAAE,mBAAS,CAAC,UAAU,EAAE,UAAU,EAAE,OAAO,CAAC,CAAC,CAAC;YACxF,CAAC,CAAC,CAAC;YAEH,IAAI,CAAC,YAAY,CAAC,MAAM,CAAC,CAAC;QAC5B,CAAC,CAAC,CAAC;IACL,CAAC","sourcesContent":["/**\n * @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 {Rule, SchematicsException, Tree} from '@angular-devkit/schematics';\nimport {basename, join, relative} from 'path';\nimport * as ts from 'typescript';\n\nimport {getProjectTsConfigPaths} from '../../utils/project_tsconfig_paths';\nimport {canMigrateFile, createMigrationProgram} from '../../utils/typescript/compiler_host';\nimport {getImportSpecifier, replaceImport} from '../../utils/typescript/imports';\nimport {closestNode} from '../../utils/typescript/nodes';\n\nimport {getHelper, HelperFunction} from './helpers';\nimport {migrateExpression} from './migration';\nimport {findRendererReferences} from './util';\n\nconst MODULE_AUGMENTATION_FILENAME = 'ɵɵRENDERER_MIGRATION_CORE_AUGMENTATION.d.ts';\n\n/**\n * Migration that switches from `Renderer` to `Renderer2`. More information on how it works:\n * https://hackmd.angular.io/UTzUZTnPRA-cSa_4mHyfYw\n */\nexport default function(): Rule {\n  return (tree: Tree) => {\n    const {buildPaths, testPaths} = getProjectTsConfigPaths(tree);\n    const basePath = process.cwd();\n    const allPaths = [...buildPaths, ...testPaths];\n\n    if (!allPaths.length) {\n      throw new SchematicsException(\n          'Could not find any tsconfig file. Cannot migrate Renderer usages to Renderer2.');\n    }\n\n    for (const tsconfigPath of allPaths) {\n      runRendererToRenderer2Migration(tree, tsconfigPath, basePath);\n    }\n  };\n}\n\nfunction runRendererToRenderer2Migration(tree: Tree, tsconfigPath: string, basePath: string) {\n  // Technically we can get away with using `MODULE_AUGMENTATION_FILENAME` as the path, but as of\n  // TS 4.2, the module resolution caching seems to be more aggressive which causes the file to be\n  // retained between test runs. We can avoid it by using the full path.\n  const augmentedFilePath = join(basePath, MODULE_AUGMENTATION_FILENAME);\n  const {program} = createMigrationProgram(tree, tsconfigPath, basePath, fileName => {\n    // In case the module augmentation file has been requested, we return a source file that\n    // augments \"@angular/core\" to include a named export called \"Renderer\". This ensures that\n    // we can rely on the type checker for this migration in v9 where \"Renderer\" has been removed.\n    if (basename(fileName) === MODULE_AUGMENTATION_FILENAME) {\n      return `\n        import '@angular/core';\n        declare module \"@angular/core\" {\n          class Renderer {}\n        }\n      `;\n    }\n    return undefined;\n  }, [augmentedFilePath]);\n  const typeChecker = program.getTypeChecker();\n  const printer = ts.createPrinter();\n  const sourceFiles =\n      program.getSourceFiles().filter(sourceFile => canMigrateFile(basePath, sourceFile, program));\n\n  sourceFiles.forEach(sourceFile => {\n    const rendererImportSpecifier = getImportSpecifier(sourceFile, '@angular/core', 'Renderer');\n    const rendererImport = rendererImportSpecifier ?\n        closestNode<ts.NamedImports>(rendererImportSpecifier, ts.SyntaxKind.NamedImports) :\n        null;\n\n    // If there are no imports for the `Renderer`, we can exit early.\n    if (!rendererImportSpecifier || !rendererImport) {\n      return;\n    }\n\n    const {typedNodes, methodCalls, forwardRefs} =\n        findRendererReferences(sourceFile, typeChecker, rendererImportSpecifier);\n    const update = tree.beginUpdate(relative(basePath, sourceFile.fileName));\n    const helpersToAdd = new Set<HelperFunction>();\n\n    // Change the `Renderer` import to `Renderer2`.\n    update.remove(rendererImport.getStart(), rendererImport.getWidth());\n    update.insertRight(\n        rendererImport.getStart(),\n        printer.printNode(\n            ts.EmitHint.Unspecified, replaceImport(rendererImport, 'Renderer', 'Renderer2'),\n            sourceFile));\n\n    // Change the method parameter and property types to `Renderer2`.\n    typedNodes.forEach(node => {\n      const type = node.type;\n\n      if (type) {\n        update.remove(type.getStart(), type.getWidth());\n        update.insertRight(type.getStart(), 'Renderer2');\n      }\n    });\n\n    // Change all identifiers inside `forwardRef` referring to the `Renderer`.\n    forwardRefs.forEach(identifier => {\n      update.remove(identifier.getStart(), identifier.getWidth());\n      update.insertRight(identifier.getStart(), 'Renderer2');\n    });\n\n    // Migrate all of the method calls.\n    methodCalls.forEach(call => {\n      const {node, requiredHelpers} = migrateExpression(call, typeChecker);\n\n      if (node) {\n        // If we migrated the node to a new expression, replace only the call expression.\n        update.remove(call.getStart(), call.getWidth());\n        update.insertRight(\n            call.getStart(), printer.printNode(ts.EmitHint.Unspecified, node, sourceFile));\n      } else if (call.parent && ts.isExpressionStatement(call.parent)) {\n        // Otherwise if the call is inside an expression statement, drop the entire statement.\n        // This takes care of any trailing semicolons. We only need to drop nodes for cases like\n        // `setBindingDebugInfo` which have been noop for a while so they can be removed safely.\n        update.remove(call.parent.getStart(), call.parent.getWidth());\n      }\n\n      if (requiredHelpers) {\n        requiredHelpers.forEach(helperName => helpersToAdd.add(helperName));\n      }\n    });\n\n    // Some of the methods can't be mapped directly to `Renderer2` and need extra logic around them.\n    // The safest way to do so is to declare helper functions similar to the ones emitted by TS\n    // which encapsulate the extra \"glue\" logic. We should only emit these functions once per file.\n    helpersToAdd.forEach(helperName => {\n      update.insertLeft(\n          sourceFile.endOfFileToken.getStart(), getHelper(helperName, sourceFile, printer));\n    });\n\n    tree.commitUpdate(update);\n  });\n}\n"]} |
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