Structsยง
- Region
Subst ๐ 
Functionsยง
- replace_
regions_ ๐with_ unique_ vars  - Replace all non-bound regions with a 
rty::ReVarassigning each a uniquerty::RegionVid. This is used to have a unique identifier for each position such that we can infer a region substitution. - rty_
match_ regions  - ty_
match_ regions  - See 
flux_refineck::type_env::TypeEnv::assign