Starting to make unify actually work
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@ -248,10 +248,12 @@ impl TypeContext {
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}
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fn unify(&mut self, t1: Type, t2: Type) -> TypeCheckResult {
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if t1 == t2 {
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Ok(t1.clone())
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} else {
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Err(format!("Types {:?} and {:?} don't unify", t1, t2))
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use self::Type::*;
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use self::TypeConst::*;
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match (&t1, &t2) {
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(&TConst(ref c1), &TConst(ref c2)) if c1 == c2 => Ok(TConst(c1.clone())),
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_ => Err(format!("Types {:?} and {:?} don't unify", t1, t2))
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}
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}
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}
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