Function runSwapCommand

tests/unit/modules/SwapModule.cli.test.ts:80–370

(
  args: string[],
  sphere: ReturnType<typeof createMockSphere>,
)

}

async function runSwapCommand(
  args: string[],
  sphere: ReturnType<typeof createMockSphere>,
): Promise<CliResult> {
  const stdout: string[] = [];
  const stderr: string[] = [];
  let exitCode: number | null = null;

  const log = (msg: string) => stdout.push(msg);
  const error = (msg: string) => stderr.push(msg);
  const exit = (code: number) => {
    exitCode = code;
    throw new ExitSignal(code);
  };

  class ExitSignal extends Error {
    constructor(public code: number) {
      super(`exit(${code})`);
    }
  }

  const command = args[0];
  const swapModule = sphere.swap;

  try {
    switch (command) {
      case 'swap-propose': {
        const toIdx = args.indexOf('--to');
        const offerIdx = args.indexOf('--offer');
        const wantIdx = args.indexOf('--want');
        const escrowIdx = args.indexOf('--escrow');
        const timeoutIdx = args.indexOf('--timeout');
        const messageIdx = args.indexOf('--message');

        if (toIdx === -1 || !args[toIdx + 1] ||
            offerIdx === -1 || !args[offerIdx + 1] ||
            wantIdx === -1 || !args[wantIdx + 1]) {
          error('Usage: swap-propose --to <recipient> --offer <amount> <symbol> --want <amount> <symbol> [--escrow <address>] [--timeout <seconds>] [--message <text>]');
          exit(1);
        }

        // Parse --offer "<amount> <symbol>"
        const offerParts = args[offerIdx + 1].split(/\s+/);
        if (offerParts.length !== 2) {
          error('--offer must be "<amount> <symbol>" (e.g., "1000000 UCT")');
          exit(1);
        }
        const [offerAmount, offerCoin] = offerParts;

        // Parse --want "<amount> <symbol>"
        const wantParts = args[wantIdx + 1].split(/\s+/);
        if (wantParts.length !== 2) {
          error('--want must be "<amount> <symbol>" (e.g., "500000 USDU")');
          exit(1);
        }
        const [wantAmount, wantCoin] = wantParts;

        if (!/^[1-9][0-9]*$/.test(offerAmount)) {