Files
AILang/examples/eq_ord_polymorphic.ail.json
T
Brummel 0eb33235eb iter mq.1: class-ref canonical-form extension + workspace-internal class-name qualification
Three schema fields move bare → canonical (bare for same-module,
<module>.<Class> for cross-module): InstanceDef.class,
Constraint.class, SuperclassRef.class. Symmetric to ct.1's
Type::Con.name rule. ClassDef.name stays bare.

validate_canonical_type_names gains three field-walks via new
check_class_ref helper + two sibling diagnostics
BareCrossModuleClassRef / BadCrossModuleClassRef.
check_class_name_fields narrowed to ClassDef.name-only.

Workspace-internal class-name keys all qualified:
class_def_module, class_by_name, registry entries.0,
ClassMethodEntry.class_name, class_superclasses, mono's
class_index, Origin::Class.class_name. New qualify_class_ref
helper at workspace.rs scope plus sibling
qualify_class_ref_in_check in ailang-check.

Two new positive on-disk fixtures (mq1_xmod_constraint_class{,_dep})
exercise the qualified Constraint.class shape.

Recon claim that all existing fixtures' class-refs are intra-module
was empirically wrong — 10 fixtures required minimal canonical-form
migration. Duplicate-instance test architecturally restructured:
post-mq.1 orphan-freedom makes two-modules-on-same-(class,type)
structurally impossible; new test_22b1_dup_same_module fixture
lands both instances in the class's module.

Plan defects fixed inline: Origin::Class.class_name single
construction site (plan recon off-by-one); build_class_index in
mono.rs needed qualifying; build_module_globals needed Def::Instance
carve-out; check_fn declared-constraint matching needed inline
canonical-form lifting; NoInstance Float-aware message arm needed
prelude.Eq/prelude.Ord match; coherence type-leg needed qualified-
head split-and-lookup. Tasks 3-6 ran as one coherent fix.

7/7 tasks, 520 tests green. bench/compile_check.py + cross_lang.py
exit 0; bench/check.py exit 1 (4 improvements-beyond-tolerance,
audit-ratifiable, not a regression).

MethodNameCollision + dispatch path unchanged; iters mq.2 + mq.3
land them.
2026-05-13 01:11:56 +02:00

104 lines
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JSON

{
"schema": "ailang/v0",
"name": "eq_ord_polymorphic",
"imports": [],
"defs": [
{
"kind": "fn",
"name": "at_most",
"doc": "Composition of prelude `gt` with `not` — semantically equivalent to `le`. Used to exercise polymorphic-helper-over-prelude-fns composition through the unified mono pass.",
"type": {
"k": "forall",
"vars": ["a"],
"constraints": [{ "class": "prelude.Ord", "type": { "k": "var", "name": "a" } }],
"body": {
"k": "fn",
"params": [
{ "k": "var", "name": "a" },
{ "k": "var", "name": "a" }
],
"param_modes": ["borrow", "borrow"],
"ret": { "k": "con", "name": "Bool" },
"effects": []
}
},
"params": ["x", "y"],
"body": {
"t": "app",
"fn": { "t": "var", "name": "not" },
"args": [{
"t": "app",
"fn": { "t": "var", "name": "gt" },
"args": [
{ "t": "var", "name": "x" },
{ "t": "var", "name": "y" }
]
}]
}
},
{
"kind": "fn",
"name": "main",
"type": {
"k": "fn", "params": [], "ret": { "k": "con", "name": "Unit" },
"effects": ["IO"]
},
"params": [],
"body": {
"t": "seq",
"lhs": {
"t": "do", "op": "io/print_int",
"args": [{
"t": "if",
"cond": {
"t": "app",
"fn": { "t": "var", "name": "at_most" },
"args": [
{ "t": "lit", "lit": { "kind": "int", "value": 3 } },
{ "t": "lit", "lit": { "kind": "int", "value": 5 } }
]
},
"then": { "t": "lit", "lit": { "kind": "int", "value": 1 } },
"else": { "t": "lit", "lit": { "kind": "int", "value": 0 } }
}]
},
"rhs": {
"t": "seq",
"lhs": {
"t": "do", "op": "io/print_int",
"args": [{
"t": "if",
"cond": {
"t": "app",
"fn": { "t": "var", "name": "at_most" },
"args": [
{ "t": "lit", "lit": { "kind": "bool", "value": true } },
{ "t": "lit", "lit": { "kind": "bool", "value": false } }
]
},
"then": { "t": "lit", "lit": { "kind": "int", "value": 1 } },
"else": { "t": "lit", "lit": { "kind": "int", "value": 0 } }
}]
},
"rhs": {
"t": "do", "op": "io/print_int",
"args": [{
"t": "if",
"cond": {
"t": "app",
"fn": { "t": "var", "name": "at_most" },
"args": [
{ "t": "lit", "lit": { "kind": "str", "value": "abc" } },
{ "t": "lit", "lit": { "kind": "str", "value": "abd" } }
]
},
"then": { "t": "lit", "lit": { "kind": "int", "value": 1 } },
"else": { "t": "lit", "lit": { "kind": "int", "value": 0 } }
}]
}
}
}
}
]
}