UEA-Prodem

node_modules/@vitest/utils/dist/source-map/node.js

@@ -0,0 +1,23 @@
+import { existsSync, readFileSync } from 'node:fs';
+import path from 'node:path';
+import convertSourceMap from 'convert-source-map';
+
+// based on vite
+// https://github.com/vitejs/vite/blob/84079a84ad94de4c1ef4f1bdb2ab448ff2c01196/packages/vite/src/node/server/sourcemap.ts#L149
+function extractSourcemapFromFile(code, filePath) {
+	const map = (convertSourceMap.fromSource(code) || convertSourceMap.fromMapFileSource(code, createConvertSourceMapReadMap(filePath)))?.toObject();
+	return map ? { map } : undefined;
+}
+function createConvertSourceMapReadMap(originalFileName) {
+	return (filename) => {
+		// convertSourceMap can detect invalid filename from comments.
+		// fallback to empty source map to avoid errors.
+		const targetPath = path.resolve(path.dirname(originalFileName), filename);
+		if (existsSync(targetPath)) {
+			return readFileSync(targetPath, "utf-8");
+		}
+		return "{}";
+	};
+}
+
+export { extractSourcemapFromFile };