Function writeSyncAll

lib/internal/fs/promises.js:846–867

(buf, offset, length, position)

    // Used by writeSync for the full write, and by writevSync for
    // completing a partial writev.
    function writeSyncAll(buf, offset, length, position) {
      let retries = 0;
      while (length > 0) {
        const ctx = {};
        const bytesWritten = binding.writeBuffer(
          fd, buf, offset, length, position, undefined, ctx) || 0;
        if (ctx.errno !== undefined) {
          handleSyncErrorFromBinding(ctx);
        }
        if (bytesWritten === 0) {
          if (++retries > 5) {
            throw new ERR_OPERATION_FAILED('write failed after retries');
          }
        } else {
          retries = 0;
        }
        totalBytesWritten += bytesWritten;
        offset += bytesWritten;
        length -= bytesWritten;
        if (position >= 0) position += bytesWritten;
      }
    }

    async function cleanup() {
      if (closed) return;