language-servers/erg
1
0
Fork 0
mirror of https://github.com/erg-lang/erg.git synced 2025-09-30 04:44:44 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Implement subtype ascription

Browse source
This commit is contained in:
Shunsuke Shibayama 2022-10-19 19:04:50 +09:00
parent 6613fd85c2
commit cb4c2c7bbf
5 changed files with 120 additions and 48 deletions
Download patch file Download diff file Expand all files Collapse all files

8
compiler/erg_parser/ast.rs
View file

@ -3011,6 +3011,14 @@ impl TypeAscription {
t_spec,
}
}
pub fn is_instance_ascription(&self) -> bool {
self.op.is(TokenKind::Colon)
}
pub fn is_subtype_ascription(&self) -> bool {
self.op.is(TokenKind::SubtypeOf)
}
}
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]