feat: Lower collections extension

hugr-core/src/std_extensions/collections.rs

@@ -59,6 +59,11 @@ impl ListValue {
     pub fn custom_type(&self) -> CustomType {
         list_custom_type(self.1.clone())
     }
+
+    /// Returns the values contained inside the `[ListValue]`.
+    pub fn get_contents(&self) -> &Vec<Value> {
+        &self.0
+    }
 }
 
 impl TryHash for ListValue {

hugr-llvm/src/emit/test.rs

@@ -10,7 +10,7 @@ use hugr_core::ops::handle::FuncID;
 use hugr_core::std_extensions::arithmetic::{
     conversions, float_ops, float_types, int_ops, int_types,
 };
-use hugr_core::std_extensions::logic;
+use hugr_core::std_extensions::{collections, logic};
 use hugr_core::types::TypeRow;
 use hugr_core::{Hugr, HugrView};
 use inkwell::module::Module;
@@ -153,6 +153,7 @@ impl SimpleHugrConfig {
                         float_ops::EXTENSION_ID,
                         conversions::EXTENSION_ID,
                         logic::EXTENSION_ID,
+                        collections::EXTENSION_ID,
                     ]),
                 ),
             )

hugr-llvm/src/extension.rs

@@ -1,3 +1,4 @@
+pub mod collections;
 pub mod conversions;
 pub mod float;
 pub mod int;