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| author | David Li <li.davidm96@gmail.com> | 2017-11-05 11:09:25 -0500 |
|---|---|---|
| committer | David Li <li.davidm96@gmail.com> | 2017-11-05 11:09:25 -0500 |
| commit | 44570e6b300961cdcf080b82e7cc1d89fc553b0a (patch) | |
| tree | 2efa439003990350b1bce24373819765ccbe886d /src/semantic/environment.rs | |
| parent | 1c62effe91b5e50d1dbbc79c01655abfb3c17e16 (diff) | |
Check types in bindings, unary operators
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); } |