Function clipBytes

packages/agent-core/src/logging/formatter.ts:130–147

(text: string, maxBytes: number)

}

function clipBytes(text: string, maxBytes: number): string {
  if (Buffer.byteLength(text, 'utf-8') <= maxBytes) return text;
  // Binary-search the longest prefix that fits.
  let lo = 0;
  let hi = text.length;
  while (lo < hi) {
    const mid = (lo + hi + 1) >> 1;
    if (
      Buffer.byteLength(text.slice(0, mid), 'utf-8') <=
      maxBytes - Buffer.byteLength(TRUNCATED_TAIL, 'utf-8')
    ) {
      lo = mid;
    } else {
      hi = mid - 1;
    }
  }
  return text.slice(0, lo) + TRUNCATED_TAIL;
}

function clipStack(stack: string): string {
  if (Buffer.byteLength(stack, 'utf-8') <= STACK_MAX_BYTES) return stack;