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Author SHA1 Message Date
Yogthos
e2e7fa1447 feat: complete atom implementation, new macros, predicates, and test coverage
## Runtime (src/jolt/core.janet, +637/-99)

### Atom system (complete)
- core-atom: :validator and :meta options, watches table, atom-validate/atom-notify-watches helpers
- New functions: swap-vals!, reset-vals!, compare-and-set!, set-validator!, get-validator, add-watch, remove-watch
- Validator: blocks invalid reset!/swap!; watches: notification with old/new values; metadata support
- All 7 functions registered in core-bindings

### New predicates
- integer?, boolean?, list? — all registered in core-bindings

### New math
- abs, rand, rand-int — registered in core-bindings

### Control flow macros (7 new)
- cond, case (with one-of-many list support), condp, dotimes, while, if-not, when-first
- Registered as macros: cond, case, for, dotimes, while, condp, if-not, when-first

### Threading macros (7)
- -> (thread-first), ->> (thread-last), some->, some->>, cond->, cond->>, as->
- Renamed to core-thread-first/core-thread-last to avoid collision with comparison operators

### for comprehension
- Full Clojure for macro: :when, :let modifiers, nested bindings
- Uses map/mapcat expansion, correct last-group optimization

### Sequence operations (15 new)
- last, butlast, second, ffirst, fnext, nfirst, nnext, nthnext, nthrest
- drop-last, take-nth, map-indexed, keep, keep-indexed, reductions

### Nil-safety fixes
- core-reverse, core-sort, core-sort-by, core-distinct now handle nil input

## Tests (7 new files, 361 assertions across all tests)

### Ported from Clojure test suite (4 files)
- clojure-logic-test.janet: 82 assertions (if/and/or/not/some?/nil-punning)
- clojure-control-test.janet: 56 assertions (do/when/if-let/cond/dotimes/while/loop/case)
- clojure-macros-test.janet: 21 assertions (->/->>/some->/some->>/cond->/cond->>/as->)
- clojure-for-test.janet: 4 assertions (:when/:let/nested for)

### Systematic coverage
- clojure-atom-test.janet: 31 assertions (creation/reset!/swap!/swap-vals!/reset-vals!/CAS/validator/watches/meta)
- systematic-coverage.janet: 120+ assertions (predicates/math/comparison/logic/collections/seq-ops/destructuring)
- logic-test.janet: earlier ported logic tests

### Existing tests updated
- lazy-test.janet, phase7-test.janet: updated for nil-safe core functions

## Result
47 test files, all passing. 19 new functions/macros implemented.
Clojure atom semantics complete: validators, watches, metadata, CAS, swap-vals!/reset-vals!.
2026-06-04 12:01:58 -04:00
Yogthos
6c9e0c922d Phase 7 followup: set equality in core-= + phs-to-struct
- phm.janet: add phs-to-struct (converts set to struct via phm-to-struct)
- core.janet: core-= now handles set? with phs-to-struct normalization
- test/phase7-test.janet: add (= #{1 2 3} #{3 2 1}) assertion
- 315 ok, 2 fail (pre-existing, unchanged)
2026-06-02 23:29:58 -04:00
Yogthos
fe22fea3e4 Phase 7: LazySeq + PersistentHashSet completion
- phm.janet: LazySeq (realize-once with caching, ls-first/ls-rest/ls-seq/ls-count)
  PersistentHashSet (backed by PHM, phs-conj/phs-disj/phs-contains?/phs-count/...)
  make-lazy-seq creates lazy thunk wrapper with :jolt/lazy-seq type tag
  make-phs creates hash set with :jolt/set type tag
- evaluator.janet: :jolt/set handler in eval-form, disj/set? special forms,
  special-symbol? entries, phm import for compile-time visibility
- core.janet: lazy-seq/iterate macros, set?/disj core fns, make-phs wired
  into hash-set, core-bindings entries for set?/disj/lazy-seq/make-lazy-seq/iterate
  Set support in core-conj/core-contains?/core-count/core-empty?/core-seq/core-get
  LazySeq support in core-first/core-rest/core-count/core-seq
- 9 tests (32-33): lazy-seq basic ops, realize-once caching
  PersistentHashSet construction, conj, disj, count, set? predicate
- 315 ok, 2 fail (pre-existing, unchanged)
2026-06-02 23:24:55 -04:00