Function finish

test/server-socket.test.ts:499–514

(error?: Error)

      let firstWriteAfterResponseSucceeded = false

      const finish = (error?: Error) => {
        if (settled) {
          return
        }
        settled = true
        if (writeTimer) {
          clearInterval(writeTimer)
        }
        socket.removeAllListeners()
        socket.destroy()
        if (error) {
          reject(error)
        } else {
          resolve()
        }
      }

      socket.on('connect', () => {
        socket.write(