Function reconstructCallSite

lib/util.js:510–525

* @param {CallSite} callSite // The call site object to reconstruct from source map * @returns {CallSite | undefined} // The reconstructed call site object

(callSite)

 * @returns {CallSite | undefined} // The reconstructed call site object
 */
function reconstructCallSite(callSite) {
  const { scriptName, lineNumber, columnNumber } = callSite;
  const sourceMap = lazySourceMap().findSourceMap(scriptName);
  if (!sourceMap) return;
  const entry = sourceMap.findEntry(lineNumber - 1, columnNumber - 1);
  if (!entry?.originalSource) return;
  return {
    __proto__: null,
    // If the name is not found, it is an empty string to match the behavior of `util.getCallSite()`
    functionName: entry.name ?? '',
    scriptName: entry.originalSource,
    lineNumber: entry.originalLine + 1,
    column: entry.originalColumn + 1,
    columnNumber: entry.originalColumn + 1,
  };
}

/**
 *