diff options
Diffstat (limited to 'src/semantic/environment.rs')
| -rw-r--r-- | src/semantic/environment.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/semantic/environment.rs b/src/semantic/environment.rs index fab16b3..7876ad4 100644 --- a/src/semantic/environment.rs +++ b/src/semantic/environment.rs @@ -15,6 +15,10 @@ impl<'a, T: 'a, U: 'a> Environment<'a, T, U> } } + pub fn set_parent(&mut self, parent: &'a Environment<'a, T, U>) { + self.parent = Some(parent); + } + pub fn add_binding(&mut self, key: T, value: U) { self.bindings.insert(key, value); } |