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Joey Yakimowich-Payne d17f4bd1fd
feat(engine): state effect primitives (seed/add/multiply/direction/capture-flag)
T3 Wave 2 batch A. Implements 5 state-mutating primitives that compose
to seed and adjust EAV facts on a piece during profile apply():

- seed-attribute: insert {attr,value} (overwrites existing).
- add-to-attribute: read existing number (or 0 if absent), write +delta.
- multiply-attribute: read existing number (no-op if absent), write *factor.
- add-direction: append named directions (forward/backward/...) into the
  T1-shared DirectionAdditions string[] with dedupe. Composes additively
  with the T1 direction-additions descriptor's writes — the engine's
  existing generateDirectionMoves walker handles both contributions.
- set-capture-flag: OR a CaptureFlag bitflag into the existing CaptureFlags
  field (idempotent).

All 5 register in PRIMITIVE_REGISTRY via side-effect import. Each primitive
ships with ≥3 vitest scenarios. The barrel (primitives/index.ts) imports
all 5 in registration-order.
2026-04-19 17:41:22 -06:00
.github/workflows chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
.sisyphus feat(engine): custom modifier descriptor types 2026-04-19 17:24:28 -06:00
docs docs(adr): T3 custom modifier DSL architecture decisions 2026-04-19 17:16:17 -06:00
packages feat(engine): state effect primitives (seed/add/multiply/direction/capture-flag) 2026-04-19 17:41:22 -06:00
scripts feat(rete): add replay engine + state-hash determinism verifier (P3.3) 2026-04-16 15:25:13 -06:00
.gitignore chore: ignore .org.chromium.Chromium.* runtime files 2026-04-19 10:20:42 -06:00
eslint.config.js feat(engine): damage-resistance modifier descriptor 2026-04-18 22:22:31 -06:00
lefthook.yml chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
LICENSE chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
package.json feat(rete): add replay engine + state-hash determinism verifier (P3.3) 2026-04-16 15:25:13 -06:00
playwright.config.ts fix(rete): inject clock into EventLog; use tsc for DTS; fix cycle.test.ts private access; add Playwright worker limit 2026-04-16 18:25:49 -06:00
README.md chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
tsconfig.base.json chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
tsconfig.json chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00
vitest.workspace.ts chore(root): scaffold monorepo — Phase 0 complete 2026-04-16 13:32:21 -06:00

@paratype

A Doorenbos-style Rete II rules engine for TypeScript games, with an authoritative WebSocket chess demo.

Packages

Docs

Getting Started

bun install && bun run check