brainfuck interpreter
brainfuck
cli
rust
updated ROADMAP with debugging section and clarify error tracking plan
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ROADMAP.md
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ROADMAP.md
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- `error`: crash on overflow/underflow
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## better diagnostics
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- [ ] **errors**: switch to `miette` for nicer errors and better context
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- [ ] **errors**: switch to `miette` for richer error display with source snippets
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- [x] **tracing**: cli flag to print state of vm/tape after every instruction
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## visualization
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- [ ] **real-time cell visualization**: tui showing tape being adjusted and data pointer moving in real time at adjustable speed
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- [ ] **wasm**: compile to wasm for browser-based frontend?
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## debugging
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- [ ] **step debugger**: REPL-style debugger with breakpoints, cell inspection, and instruction stepping
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## maintenance
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- [ ] **comprehensive testing**: for all instructions and out-of-bounds behaviors