83 lines
3.6 KiB
JavaScript
Executable File
83 lines
3.6 KiB
JavaScript
Executable File
"use strict";
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/**
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* @license
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* Copyright Google LLC 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.dev/license
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.CssTokensMigration = void 0;
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const ts = require("typescript");
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const migration_1 = require("../../update-tool/migration");
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const literal_1 = require("../typescript/literal");
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const upgrade_data_1 = require("../upgrade-data");
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/** Characters that can be part of a valid token name. */
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const TOKEN_CHARACTER = /[-_a-z0-9]/i;
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/**
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* Migration that walks through every string literal, template and stylesheet in
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* order to migrate outdated CSS tokens to their new name.
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*/
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class CssTokensMigration extends migration_1.Migration {
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constructor() {
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super(...arguments);
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/** Change data that upgrades to the specified target version. */
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this.data = (0, upgrade_data_1.getVersionUpgradeData)(this, 'cssTokens');
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// Only enable the migration rule if there is upgrade data.
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this.enabled = this.data.length !== 0;
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}
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visitNode(node) {
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if (ts.isStringLiteralLike(node)) {
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this._visitStringLiteralLike(node);
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}
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}
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visitTemplate(template) {
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this.data.forEach(data => {
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if (data.replaceIn && !data.replaceIn.html) {
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return;
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}
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(0, literal_1.findAllSubstringIndices)(template.content, data.replace)
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.map(offset => template.start + offset)
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// Filter out matches that are followed by a valid token character, so that we don't match
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// partial token names.
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.filter(start => !TOKEN_CHARACTER.test(template.content[start + data.replace.length] || ''))
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.forEach(start => this._replaceSelector(template.filePath, start, data));
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});
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}
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visitStylesheet(stylesheet) {
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this.data.forEach(data => {
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if (data.replaceIn && !data.replaceIn.stylesheet) {
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return;
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}
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(0, literal_1.findAllSubstringIndices)(stylesheet.content, data.replace)
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.map(offset => stylesheet.start + offset)
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// Filter out matches that are followed by a valid token character, so that we don't match
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// partial token names.
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.filter(start => !TOKEN_CHARACTER.test(stylesheet.content[start + data.replace.length] || ''))
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.forEach(start => this._replaceSelector(stylesheet.filePath, start, data));
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});
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}
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_visitStringLiteralLike(node) {
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const textContent = node.getText();
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const filePath = this.fileSystem.resolve(node.getSourceFile().fileName);
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this.data.forEach(data => {
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if (data.replaceIn && !data.replaceIn.tsStringLiterals) {
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return;
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}
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(0, literal_1.findAllSubstringIndices)(textContent, data.replace)
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.map(offset => node.getStart() + offset)
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// Filter out matches that are followed by a valid token character, so that we don't match
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// partial token names.
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.filter(start => !TOKEN_CHARACTER.test(textContent[start + data.replace.length] || ''))
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.forEach(start => this._replaceSelector(filePath, start, data));
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});
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}
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_replaceSelector(filePath, start, data) {
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this.fileSystem
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.edit(filePath)
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.remove(start, data.replace.length)
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.insertRight(start, data.replaceWith);
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}
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}
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exports.CssTokensMigration = CssTokensMigration;
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//# sourceMappingURL=css-tokens.js.map
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