For implementers, there's no Transformer protocol with start(), transform(), flush() methods and controller coordination passed into a TransformStream class that has its own hidden state machine and buffering mechanisms. Transforms are just functions or simple objects: far simpler to implement and test.
// 比较函数（便于统计比较次数，可选）
，更多细节参见Line官方版本下载
SelectWhat's included
❯ echo "Hello, World!" /etc/motd
From the Claude Code quickstart.