Stateful transforms are simple objects with member functions that maintain state across calls:
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Claude Code stores a full log of every tool call in ~/.claude/projects/. This tool parses those transcripts, replays Write, Edit, and Read operations in order, and reconstructs the files so you can browse, search, and extract them.
“In the manifold of breakfast, are there empty subspaces? Might there be breakfasts that no one has ever had? With a theoretical model of breakfast, can we derive the existence of ‘dark breakfasts,’ breakfasts that we know must exist, but have never observed?”