Method has

src/tools/dedup.js:172–176

(name, args)

  // Returns true if this call was already executed *this turn*.
  has(name, args) {
    if (this.disabled) return false;
    if (!this.isIdempotent(name)) return false;
    return this.seen.has(idempotentWriteKey(name, args));
  }

  // Record a successful idempotent-write call.
  record(name, args, result) {