fixed wasm syscall/js.finalizeRef use <tinygo-org/tinygo#1140>

GlobeMC · Aug 19, 2023 · d0da919 · d0da919
1 parent 3e6d0fd
commit d0da919
Showing 1 changed file with 11 additions and 4 deletions.
diff --git a/cmds/mcla_wasm/wasm_exec.js b/cmds/mcla_wasm/wasm_exec.js
@@ -307,10 +307,17 @@
 					},
 
 					// func finalizeRef(v ref)
-					"syscall/js.finalizeRef": (sp) => {
-						// Note: TinyGo does not support finalizers so this should never be
-						// called.
-						console.error('syscall/js.finalizeRef not implemented');
+					"syscall/js.finalizeRef": (v_addr) => {
+						// Note: TinyGo does not support finalizers so this is only called
+						// for one specific case, by js.go:jsString.
+						const id = mem().getUint32(v_addr, true);
+						this._goRefCounts[id]--;
+						if (this._goRefCounts[id] === 0) {
+							const v = this._values[id];
+							this._values[id] = null;
+							this._ids.delete(v);
+							this._idPool.push(id);
+						}
 					},
 
 					// func stringVal(value string) ref