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fix: dynamic type checking bugs

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This commit is contained in:
Shunsuke Shibayama 2023-08-19 16:34:07 +09:00
parent a6b72ea636
commit 5affa5065f
12 changed files with 91 additions and 7 deletions
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11
crates/erg_compiler/ty/mod.rs
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@ -2029,6 +2029,17 @@ impl Type {
}
}
pub fn is_type(&self) -> bool {
match self {
Self::FreeVar(fv) if fv.is_linked() => fv.crack().is_type(),
Self::Refinement(refine) => refine.t.is_type(),
Self::ClassType | Self::TraitType | Self::Type => true,
Self::Quantified(q) => q.is_type(),
Self::Subr(subr) => subr.return_t.is_type(),
_ => false,
}
}
pub fn as_free(&self) -> Option<&FreeTyVar> {
<&FreeTyVar>::try_from(self).ok()
}