SELF

3 files changed, 41 insertions, 1 deletions

diff --git a/README.md b/README.md
index e4e8611..2aca446 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
     - [x] OP_SETTABUP
     - [x] OP_SETTABLE
     - [x] OP_NEWTABLE
-    - [ ] OP_SELF
+    - [x] OP_SELF
     - [x] OP_ADD
     - [x] OP_SUB
     - [x] OP_MUL
diff --git a/src/lvm.js b/src/lvm.js
index 7b70c01..7ca6921 100644
--- a/src/lvm.js
+++ b/src/lvm.js
@@ -149,6 +149,17 @@ class LuaVM {
                     break;
                 }
                 case "OP_SELF": {
+                    let table = L.stack[this.RB(base, i)];
+                    let key = this.RKC(base, k, i);
+
+                    L.stack[ra + 1] = table;
+
+                    // if (!table.ttistable() || !table.metatable.__index(table, key)) {
+                    //     // __index
+                    // } else {
+                        L.stack[ra] = table.metatable.__index(table, key);
+                    // }
+
                     break;
                 }
                 case "OP_ADD": {
diff --git a/tests/lvm.js b/tests/lvm.js
index 1af0c48..3d7325f 100644
--- a/tests/lvm.js
+++ b/tests/lvm.js
@@ -601,4 +601,33 @@ test('SETTABUP, GETTABUP', function (t) {
         "world",
         "Program output is correct"
     );
+});
+
+
+test('SELF', function (t) {
+    let luaCode = `
+        local t = {}
+
+        t.value = "hello"
+        t.get = function (self)
+            return self.value
+        end
+
+        return t:get()
+    `, vm;
+    
+    t.plan(1);
+
+    t.comment("Running following code: \n" + luaCode);
+
+    // t.doesNotThrow(function () {
+        vm = getVM(luaCode);
+        vm.execute();
+    // }, "Program executed without errors");
+
+    t.strictEqual(
+        vm.L.stack[vm.L.top - 1].value,
+        "hello",
+        "Program output is correct"
+    );
 });
\ No newline at end of file