Merge pull request #34 from tgecho/more-impls

Add a few missing impls

canrun/src/collections/lvec/mod.rs

@@ -20,7 +20,7 @@ use std::rc::Rc;
 ///
 /// Construct with the [`lvec!`](crate::lvec!) macro, or you can use the
 /// `From<Vec<Value<T>>>` or `FromIterator<Value<T>>` trait implementations.
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub struct LVec<T: Unify> {
     vec: Vec<Value<T>>,
 }

canrun/src/core/value.rs

@@ -23,12 +23,14 @@ debugging purposes as no guarantees are made about the type or generation of
 the id value. Also, these ids are only valid within the context of a single
 execution. They cannot be safely persisted or shared between processes.
 */
-#[derive(Debug, Copy, Eq)]
+#[derive(Debug, Copy)]
 pub struct LVar<T> {
     pub(crate) id: VarId,
     t: PhantomData<T>,
 }
 
+impl<T> Eq for LVar<T> {}
+
 impl<T> PartialEq for LVar<T> {
     fn eq(&self, other: &LVar<T>) -> bool {
         self.id == other.id
@@ -212,3 +214,12 @@ impl<T: Unify> Clone for Value<T> {
         }
     }
 }
+
+#[cfg(test)]
+mod test {
+    use crate::LVar;
+
+    #[allow(dead_code)]
+    trait ImplsEq: Eq {}
+    impl ImplsEq for LVar<f32> {}
+}