jolt/.dirge/memory/MEMORY.md
Yogthos fb66851e06 Phase 4: deftype/defrecord completion
- evaluator.janet: fix set! to handle (.-field obj) shorthand
  Previously only recognized (. obj -field) format
- core.janet: rewrite core-defrecord to emit (deftype ...) instead of
  plain def with array-map constructor
- core.janet: fix core-map? to recognize deftype table instances
  (and returns last truthy, not boolean true — wrap in if)
- core.janet: fix core-count to skip :jolt/deftype key for records
- core.janet: add ->TypeName arrow factory that calls TypeName.
  constructor via Clojure form emission
- 11 new tests: deftype fields/mutation/instance?, defrecord
  construction/map-behavior/fields/factories, record equality
- map->TypeName factory deferred (needs get/symbol resolution fix)
- 317 tests pass, 0 failures
2026-06-02 21:10:33 -04:00

1.8 KiB

Phase 0 (defn fix): compile-and-eval interns def/defn results in Jolt namespace via ns-intern so interpreter can resolve bare symbols.

Phase 1: ns accessors (all-ns, remove-ns, create-ns, the-ns, ns-interns, ns-aliases, ns-imports), ns form extended with :require/:refer, :use, :refer-clojure/:exclude, :import. binding macro via push-thread-bindings/pop-thread-bindings.

Phase 2 (PersistentHashMap): Live in src/jolt/phm.janet — separate module imported via (use ./phm) to avoid forward-reference issues. PHM is a table with :jolt/deftype tag "jolt.lang.persistent-hash-map.PersistentHashMap". Has :cnt, :buckets (array of 8 arrays), :_meta. Bucket-based: each bucket is flat [k v k v ...] array. phm-assoc, phm-dissoc, phm-get, phm-contains?, phm-entries, phm-to-struct (→ Janet struct for compatibility). Core functions updated with PHM branches: core-map?, core-hash-map, core-get, core-count, core-keys, core-vals, core-contains?, core-empty?, core-seq, core-conj, core-assoc, core-dissoc, core-merge, core-merge-with, core-into, core-=.

Macro expansion: resolve-macro at analyze time → expand → re-analyze. Loop: (do (var _loop_N nil) (set _loop_N (fn [params] body)) (_loop_N vals...)). Recur: emits (loop-name args...) via :loop-name in AST. § Test files: test/phase6-final.janet (47 tests, 58 assertions — collections, math, predicates, comparison, seq ops, special forms, macros, complex nesting). Phase 1 tests appended to test/compiler-test.janet (ns accessors, ns form extensions). All 317 tests pass. § Phase 3 (Var system): find-var (ctx-based, resolve-q/nq symbol), alter-meta!, reset-meta!, var-get/var-set/var?/alter-var-root all in types.janet + evaluator dispatch arms + core-bindings wrappers. core-meta fixed: (var? x) branch → var-meta, struct? branch → :meta. 10 tests pass.