Function hasSession

src/tools/shared/spawnMultiAgent.ts:160–167

* Checks if a tmux session exists

(sessionName: string)

 * Checks if a tmux session exists
 */
async function hasSession(sessionName: string): Promise<boolean> {
  const result = await execFileNoThrow(TMUX_COMMAND, [
    'has-session',
    '-t',
    sessionName,
  ])
  return result.code === 0
}

/**
 * Creates a new tmux session if it doesn't exist