Function stringify

packages/utils/src/artifact.ts:87–105

(
  obj: any,
  format: 'json' | 'ts',
  indentationLevel: number = 1,
  isArrayElement: boolean = false,
)

// stays compact, while standalone objects assigned to a property (e.g. `compiler.options`) keep
// their values expanded one per line.
function stringify(
  obj: any,
  format: 'json' | 'ts',
  indentationLevel: number = 1,
  isArrayElement: boolean = false,
): string {
  if (typeof obj === 'string') return formatString(obj, format);

  // Numbers, booleans and null are represented identically in JSON and TS
  if (obj === null || typeof obj === 'number' || typeof obj === 'boolean') {
    return JSON.stringify(obj);
  }

  if (Array.isArray(obj)) return formatArray(obj, format, indentationLevel, isArrayElement);

  if (typeof obj === 'object') return formatObject(obj, format, indentationLevel, isArrayElement);

  throw new Error(`Unsupported type: ${typeof obj}`);
}

function formatString(value: string, format: 'json' | 'ts'): string {
  // JSON strings use standard double-quoted escaping