@testing-library/angular/schematics/migrate-to-zoneless/index.js

Test your Angular components with the dom-testing-library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = default_1;
const tslib_1 = require("tslib");
const ts = tslib_1.__importStar(require("typescript"));
function default_1() {
    return async (tree, context) => {
        context.logger.info('Migrating imports from @testing-library/angular to @testing-library/angular/zoneless...');
        let filesUpdated = 0;
        tree.visit((path) => {
            if (!path.endsWith('.ts') || path.includes('node_modules')) {
                return;
            }
            const content = tree.read(path);
            if (!content) {
                return;
            }
            const text = content.toString('utf-8');
            if (!text.includes('@testing-library/angular')) {
                return;
            }
            const sourceFile = ts.createSourceFile(path, text, ts.ScriptTarget.Latest, true);
            const changes = [];
            function visit(node) {
                if (ts.isImportDeclaration(node)) {
                    const moduleSpecifier = node.moduleSpecifier;
                    if (ts.isStringLiteral(moduleSpecifier) && moduleSpecifier.text === '@testing-library/angular') {
                        const fullText = moduleSpecifier.getFullText(sourceFile);
                        const quoteChar = fullText.trim()[0];
                        changes.push({
                            start: moduleSpecifier.getStart(sourceFile),
                            end: moduleSpecifier.getEnd(),
                            newText: `${quoteChar}@testing-library/angular/zoneless${quoteChar}`,
                        });
                    }
                }
                ts.forEachChild(node, visit);
            }
            visit(sourceFile);
            if (changes.length > 0) {
                changes.sort((a, b) => b.start - a.start);
                let updatedText = text;
                for (const change of changes) {
                    updatedText = updatedText.slice(0, change.start) + change.newText + updatedText.slice(change.end);
                }
                tree.overwrite(path, updatedText);
                filesUpdated++;
                context.logger.info(`Updated: ${path}`);
            }
        });
        if (filesUpdated > 0) {
            context.logger.info(`✓ Successfully migrated ${filesUpdated} file(s) to use @testing-library/angular/zoneless`);
        }
        else {
            context.logger.warn('No files found with @testing-library/angular imports.');
        }
        return tree;
    };
}