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AI Harness Engineering · Essay Two · derek wang (derekwang85) Before you tell an AI what to build , you have to tell it who it is, where its lines are, and how it's allowed to work . Get that wrong first, and no amount of clever prompting downstream will save you. This essay builds the top laye...
Koi uses small handwritten lexers instead of syntax definitions or syntax trees. This provides direct control over highlighting and folding, with very little work at runtime. Sublime Text uses declarative regex/context syntax definitions.