javascript_npm.js

import Base_javascript from './base_javascript.js';

export default class Javascript_npm extends Base_javascript {

	_lockFileName() {
		return "package-lock.json";
	}

	_cmdName() {
		return "npm";
	}

	_listCmdArgs(includeTransitive) {
		return ['ls', includeTransitive ? '--all' : '--depth=0', '--package-lock-only', '--omit=dev', '--json'];
	}

	_updateLockFileCmdArgs() {
		return ['install', '--package-lock-only'];
	}

	_buildDependencyTree(includeTransitive, opts = {}) {
		// npm ls --json returns a single tree rooted at the workspace root.
		// When analyzing a workspace member, its deps are nested under the
		// root's dependencies keyed by the member name — extract that subtree
		// so downstream analysis sees only the member's dependencies.
		const tree = super._buildDependencyTree(includeTransitive, opts);
		const memberName = this._getManifest().name;
		if (tree.name === memberName) {
			return tree;
		}
		const memberEntry = tree.dependencies?.[memberName];
		if (memberEntry) {
			return {
				name: memberName,
				version: memberEntry.version || this._getManifest().version,
				dependencies: memberEntry.dependencies,
				optionalDependencies: memberEntry.optionalDependencies,
			};
		}
		return tree;
	}
}