Function formatRemoteObject

lib/internal/debugger/inspect_probe.js:204–249

(result)

// Format CDP RemoteObject values into more readable formats.
function formatRemoteObject(result) {
  if (result === undefined) { return 'undefined'; }

  switch (result.type) {
    case 'undefined':
      return 'undefined';
    case 'string':
      return JSONStringify(result.value);
    case 'number':
      if (result.unserializableValue !== undefined) {
        return result.unserializableValue;
      }
      return `${result.value}`;
    case 'boolean':
      return `${result.value}`;
    case 'symbol':
      return result.description || 'Symbol()';
    case 'bigint':
      return result.unserializableValue ?? result.description ?? '0n';
    case 'function':
      return result.description || 'function()';
    case 'object':
      if (result.subtype === 'null') {
        return 'null';
      }
      if (result.subtype === 'error') {
        return result.description || 'Error';
      }
      if (result.preview !== undefined) {
        const properties = ArrayPrototypeJoin(ArrayPrototypeMap(
          result.preview.properties,
          result.preview.subtype === 'array' ?
            (property) => formatPreviewPropertyValue(property) :
            (property) => `${property.name}: ${formatPreviewPropertyValue(property)}`,
        ), ', ');
        const suffix = result.preview.overflow ? ', ...' : '';
        if (result.preview.subtype === 'array') {
          return `[${properties}${suffix}]`;
        }
        return `{${properties}${suffix}}`;
      }
      return result.description || result.className || 'Object';
    default:
      return `${result.value ?? result.description ?? ''}`;
  }
}

function formatHitLocation(location) {
  return `${location.url}:${location.line}:${location.column}`;