Files
Imhotep/packages/imhotep-solver
John Dvorak 9df295b915 refactor: eliminate remaining hardcoded predicate-name dispatch
Extraction.ts (3 fixes):
  - Replace 2 'inStackingContext' string checks with isVariableArityPredicate()
  - Replace 7-name diagnostic formatting if/else with spec-driven
    getPredicateSpec() checks (isDirectional → gap message,
    isSize → threshold hint, else generic)

Grammar.ts: Replace 8 hardcoded parser routing checks
  (atLeast/atMost/aspectRatio/between/clippedBy/attachedToScrollContainer/
  escapeClippingChainOf/inStackingContext) with SIZE_PREDICATE_NAMES and
  TOPOLOGY_PREDICATE_NAMES Sets derived from spec table.

Pipeline.ts: Replace 15-entry CODE_TO_CLAUSE_KIND map with runtime
  generation from PREDICATE_SPECS. Prefix derived from spec.isSize
  ('size.*') / validOptions.includes('axis') ('alignment.*') /
  else ('relation.*'). Manual override for aspectRatio code 15.

Proofs.ts: Replace 11-case switch(kind) with 5 spec-driven if/else
  branches categorized by validOptions presence (hasGap→directional,
  hasAxis→alignment) + 2 specific name checks (inside overflow,
  aspectRatio ratio). 11 predicate names → 0 hardcoded.

Lexer.ts: Export KEYWORDS map for conformance testing.

Conformance tests:
  - Solver: every BUILTIN_PREDICATES entry matches its PREDICATE_SPECS
    counterpart; every spec name (incl. aliases) has a registered
    evaluator with matching descriptor (2 tests)
  - DSL: every predicate name from collectAllPredicateNames() appears
    in the lexer KEYWORDS table (1 test)

598 SDK + 3 conformance + 57 E2E = 658 tests pass.
2026-05-22 13:15:35 -07:00
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