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+---
+date: 2026-04-01T15:36:59.815Z
+likeOf: https://alex000kim.com/posts/2026-03-31-claude-code-source-leak
+category: dev
+mpSyndicateTo:
+  - https://blog.giersig.eu/
+aiTextLevel: "0"
+mpUrl: https://blog.giersig.eu/likes/c0997/
+permalink: /likes/c0997/
+---
+
+userPromptKeywords.ts contains a regex pattern that detects user frustration:
+```
+/\b(wtf|wth|ffs|omfg|shit(ty|tiest)?|dumbass|horrible|awful|
+piss(ed|ing)? off|piece of (shit|crap|junk)|what the (fuck|hell)|
+fucking? (broken|useless|terrible|awful|horrible)|fuck you|
+screw (this|you)|so frustrating|this sucks|damn it)\b/
+```
+An LLM company using regexes for sentiment analysis is peak irony, but also: a regex is faster and cheaper than an LLM inference call just to check if someone is swearing at your tool.