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Type checking unannotated expressions

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Dustin Swan 2026-03-26 20:04:46 -06:00
parent de83eb6fcd
commit a4daf88085
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GPG key ID: 30D46587E2100467
2 changed files with 9 additions and 4 deletions
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11
src/typechecker.ts
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@ -340,10 +340,15 @@ export function typecheck(defs: Definition[], typeDefs: TypeDefinition[] = []) {
// Check each annotated def
for (const def of defs) {
if (def.annotation && def.body) {
if (def.body) {
const subst: Subst = new Map();
const err = check(def.body, def.annotation.type, env, subst);
if (err) warn(err, def.body);
if (def.annotation) {
const err = check(def.body, def.annotation.type, env, subst);
if (err) warn(err, def.body);
} else {
const t = infer(def.body, env, subst);
if (t) env.set(def.name, t);
}
}
}
}