Handle params when defining functions in WASM backend

1 files changed, 27 insertions, 0 deletions

diff --git a/src/test/java/org/shedlang/compiler/backends/wasm/WasmCodeGenDefineFunctionTests.java b/src/test/java/org/shedlang/compiler/backends/wasm/WasmCodeGenDefineFunctionTests.java
index 87a6dee6..d32f716a 100644
--- a/src/test/java/org/shedlang/compiler/backends/wasm/WasmCodeGenDefineFunctionTests.java
+++ b/src/test/java/org/shedlang/compiler/backends/wasm/WasmCodeGenDefineFunctionTests.java
@@ -58,4 +58,31 @@ public class WasmCodeGenDefineFunctionTests {
 
         snapshotter.assertSnapshot(objdumpContext(result));
     }
+
+    @Test
+    public void positionalAndNamedParamsAreDefined(Snapshotter snapshotter) throws IOException, InterruptedException {
+        var instruction = new DefineFunctionInstruction(
+            "f",
+            List.of(Instructions.param("param1"), Instructions.param("param2")),
+            List.of(Instructions.param("paramA"), Instructions.param("paramB")),
+            FreeVariables.of("a", "b"),
+            List.of(
+                Instructions.localLoad("a"),
+                Instructions.localLoad("param1"),
+                Instructions.intAdd(),
+                Instructions.localLoad("paramA"),
+                Instructions.intAdd(),
+                Instructions.return_()
+            ),
+            Sources.NULL
+        );
+        var context = WasmCodeGenContext.EMPTY
+            .addShedLocal("b").context()
+            .addShedLocal("c").context()
+            .addShedLocal("a").context();
+
+        var result = WasmCodeGen.generateInstruction(instruction, context);
+
+        snapshotter.assertSnapshot(objdumpContext(result));
+    }
 }