Function formatValue

src/jsutils/inspect.ts:13–27

(
  value: unknown,
  seenValues: ReadonlyArray<unknown>,
)

}

function formatValue(
  value: unknown,
  seenValues: ReadonlyArray<unknown>,
): string {
  switch (typeof value) {
    case 'string':
      return JSON.stringify(value);
    case 'function':
      return value.name ? `[function ${value.name}]` : '[function]';
    case 'object':
      return formatObjectValue(value, seenValues);
    default:
      return String(value);
  }
}

function formatObjectValue(
  value: object | null,