# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/xyckp7a
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Go 設計模式：責任鏈和函數選項，讓你的代碼更優雅！**
最近接觸到越來越多有歷史 “沉澱” 的 Go 項目，深感設計模式和及時干預的重要性。近期會分享一些設計模式，一起學習代碼設計！今天的分享的設計模式是：責任鏈和函數選項模式。在日常程序裏是比較常用的。很多開源庫中也有使用。責任鏈模式-----責任鏈模式（Chain of Responsibility Pattern）是一種行爲設計模式，它允許對象將請求沿處理程序鏈進行傳遞。程序鏈既可以處理請求，也可 ⌘ Read more