/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {readFileSync, writeFileSync} from 'node:fs';
import {rm} from 'node:fs/promises';
import {resolve} from 'node:path';
const projectRoot = process.cwd();
const filesToRemove = [
'node_modules/chrome-devtools-frontend/package.json',
'node_modules/chrome-devtools-frontend/front_end/models/trace/lantern/testing',
'node_modules/chrome-devtools-frontend/front_end/third_party/intl-messageformat/package/package.json',
];
/**
* Removes the conflicting global HTMLElementEventMap declaration from
* @paulirish/trace_engine/models/trace/ModelImpl.d.ts to avoid TS2717 error
* when both chrome-devtools-frontend and @paulirish/trace_engine declare
* the same property.
*/
function removeConflictingGlobalDeclaration(): void {
const filePath = resolve(
projectRoot,
'node_modules/@paulirish/trace_engine/models/trace/ModelImpl.d.ts',
);
console.log(
'Removing conflicting global declaration from @paulirish/trace_engine...',
);
const content = readFileSync(filePath, 'utf-8');
// Remove the declare global block using regex
// Matches: declare global { ... interface HTMLElementEventMap { ... } ... }
const newContent = content.replace(
/declare global\s*\{\s*interface HTMLElementEventMap\s*\{[^}]*\[ModelUpdateEvent\.eventName\]:\s*ModelUpdateEvent;\s*\}\s*\}/s,
'',
);
writeFileSync(filePath, newContent, 'utf-8');
console.log('Successfully removed conflicting global declaration.');
}
async function main() {
console.log('Running prepare script to clean up chrome-devtools-frontend...');
for (const file of filesToRemove) {
const fullPath = resolve(projectRoot, file);
console.log(`Removing: ${file}`);
try {
await rm(fullPath, {recursive: true, force: true});
} catch (error) {
console.error(`Failed to remove ${file}:`, error);
process.exit(1);
}
}
console.log('Clean up of chrome-devtools-frontend complete.');
removeConflictingGlobalDeclaration();
}
void main();
