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TokenDetectionResult

interface TokenDetectionResult {
  address: string;
  supportedMethods: ("eip3009" | "permit" | "permit2" | "permit2-witness")[];
  details: { hasEIP3009: boolean; hasPermit: boolean; hasPermit2Approval: boolean };
  name: string;
  version: string;
}

initialize 返回

TokenDetectionResult[] // 返回每个 token 的检测结果

Settle 检测返回(收款地址)

interface SettleDetectionResult {
  /** 是否支持 settleWithPermit (0x02ccc23e) */
  supportsSettleWithPermit: boolean;
  /** 是否支持 settleWithERC3009 (0x1fe200d9) */
  supportsSettleWithERC3009: boolean;
  /** 是否支持 settleWithPermit2 (0xa7fcafbb) */
  supportsSettleWithPermit2: boolean;
}
以上检测用于验证 EIP-7702 收款地址是否实现 x402x 结算扩展方法,便于在上线前自检与运行期健康检查。