Function remapFrame

packages/core/inspector_modules.ts:138–180

(file: string, line: number, column: number)

}

function remapFrame(file: string, line: number, column: number) {
	/**
	 * bundlers can use source map files or inline.
	 * To use source map files, run with `--env.sourceMap=source-map`.
	 * Notes:
	 * Starting with @nativescript/webpack 5.0.25, `source-map` files are used by default when using runtimes v9+.
	 */

	const appPath = knownFolders.currentApp().path;
	let sourceMapFileExt = '';
	if (usingSourceMapFiles) {
		sourceMapFileExt = '.map';
	}
	const rel = file.replace('file:///app/', '');
	const jsPath = `${appPath}/${rel}`;
	let mapPath = `${jsPath}${sourceMapFileExt}`; // default: same name + .map

	// Fallback: if .mjs.map missing, try .js.map
	if (!File.exists(mapPath) && rel.endsWith('.mjs')) {
		const jsMapFallback = `${appPath}/${rel.replace(/\.mjs$/, '.js.map')}`;
		if (File.exists(jsMapFallback)) {
			mapPath = jsMapFallback;
		}
	}

	const sourceMap = loadAndExtractMap(mapPath, jsPath);

	if (!sourceMap) {
		return { source: null, line: 0, column: 0 };
	}

	const consumer = getConsumer(mapPath, sourceMap);
	if (!consumer) {
		return { source: null, line: 0, column: 0 };
	}

	try {
		return consumer.originalPositionFor({ line, column });
	} catch (error) {
		console.debug && console.debug(`Remap failed for ${file}:${line}:${column}:`, error);
		return { source: null, line: 0, column: 0 };
	}
}

function remapStack(raw: string): string {
	const lines = raw.split('\n');