diff --git a/src/parser/ooga.js b/src/parser/ooga.js
index dbf642d..d887aef 100644
--- a/src/parser/ooga.js
+++ b/src/parser/ooga.js
@@ -480,29 +480,40 @@ function peg$parse(input, options) {
   var peg$f30 = function(head, property) {
           return { property: property };
         };
-  var peg$f31 = function(head, tail) {
-      return tail.reduce(function(result, element) {
-        return {
-          tag: "MemberExpression",
-          object: result,
-          property: element.property
+  var peg$f31 = function(head, index) {
+          return { index: index };
         };
+  var peg$f32 = function(head, tail) {
+      return tail.reduce(function(result, element) {
+        if (element.property) {
+          return {
+            tag: "MemberExpression",
+            object: result,
+            property: element.property
+          };
+        } else {
+          return {
+            tag: "ArraySliceIndex",
+            arrayExpression: result,
+            index: element.index
+          };
+        }
       }, head);
     };
-  var peg$f32 = function(callee, args) { // Handle function calls on member expressions
+  var peg$f33 = function(callee, args) { // Handle function calls on member expressions
         return { tag: "CallExpression", callee: callee, arguments: args };
       };
-  var peg$f33 = function(head, args) {
+  var peg$f34 = function(head, args) {
           return { tag: "CallExpression", arguments: args };
         };
-  var peg$f34 = function(head, property) { // Support for chaining dot syntax
+  var peg$f35 = function(head, property) { // Support for chaining dot syntax
           return {
             tag: "MemberExpression",
             object: head,
             property: property
           };
         };
-  var peg$f35 = function(head, tail) {
+  var peg$f36 = function(head, tail) {
       return tail.reduce(function(result, element) {
         // Depending on the type of element (call or member access), adjust the target of the call or property access
         if (element.tag === "CallExpression") {
@@ -513,13 +524,13 @@ function peg$parse(input, options) {
         return element;
       }, head);
     };
-  var peg$f36 = function(callee, args) { // Handles function/method calls
+  var peg$f37 = function(callee, args) { // Handles function/method calls
         return { tag: "GoroutineCallExpression", callee: callee, arguments: args };
       };
-  var peg$f37 = function(head, args) {
+  var peg$f38 = function(head, args) {
           return { tag: "GoroutineCallExpression", arguments: args };
         };
-  var peg$f38 = function(head, property, args) { // Direct support for method calls with dot syntax
+  var peg$f39 = function(head, property, args) { // Direct support for method calls with dot syntax
           return {
             tag: "GoroutineCallExpression",
             callee: {
@@ -530,7 +541,7 @@ function peg$parse(input, options) {
             arguments: args
           };
         };
-  var peg$f39 = function(head, tail) {
+  var peg$f40 = function(head, tail) {
       return tail.reduce(function(result, element) {
         // Similar logic as CallExpression, adjusting based on whether it's a further call or property access
         if (element.tag === "GoroutineCallExpression" || element.tag === "CallExpression") {
@@ -541,13 +552,13 @@ function peg$parse(input, options) {
         return element;
       }, head);
     };
-  var peg$f40 = function(args) {
+  var peg$f41 = function(args) {
       return optionalList(extractOptional(args, 0));
     };
-  var peg$f41 = function(head, tail) {
+  var peg$f42 = function(head, tail) {
       return buildList(head, tail, 3);
     };
-  var peg$f42 = function(head, tail) {
+  var peg$f43 = function(head, tail) {
       if (tail) {
         return {
           tag: "UpdateExpression",
@@ -559,7 +570,7 @@ function peg$parse(input, options) {
         return head;
       }
     };
-  var peg$f43 = function(operator, argument) {
+  var peg$f44 = function(operator, argument) {
       var type = (operator === "++" || operator === "--")
         ? "UpdateExpression"
         : "UnaryExpression";
@@ -570,17 +581,17 @@ function peg$parse(input, options) {
         prefix: true
       };
     };
-  var peg$f44 = function(head, tail) { return buildBinaryExpression(head, tail); };
   var peg$f45 = function(head, tail) { return buildBinaryExpression(head, tail); };
   var peg$f46 = function(head, tail) { return buildBinaryExpression(head, tail); };
-  var peg$f47 = function(head, tail) { return buildLogicalExpression(head, tail); };
+  var peg$f47 = function(head, tail) { return buildBinaryExpression(head, tail); };
   var peg$f48 = function(head, tail) { return buildLogicalExpression(head, tail); };
-  var peg$f49 = function(head, tail) { return buildBinaryExpression(head, tail); };
+  var peg$f49 = function(head, tail) { return buildLogicalExpression(head, tail); };
   var peg$f50 = function(head, tail) { return buildBinaryExpression(head, tail); };
   var peg$f51 = function(head, tail) { return buildBinaryExpression(head, tail); };
-  var peg$f52 = function(head, tail) { return buildLogicalExpression(head, tail); };
+  var peg$f52 = function(head, tail) { return buildBinaryExpression(head, tail); };
   var peg$f53 = function(head, tail) { return buildLogicalExpression(head, tail); };
-  var peg$f54 = function(left, right) {
+  var peg$f54 = function(head, tail) { return buildLogicalExpression(head, tail); };
+  var peg$f55 = function(left, right) {
       return {
         tag: "AssignmentExpression",
         operator: "=",
@@ -588,7 +599,7 @@ function peg$parse(input, options) {
         right: right
       };
     };
-  var peg$f55 = function(left, operator, right) {
+  var peg$f56 = function(left, operator, right) {
       return {
         tag: "AssignmentExpression",
         operator: operator,
@@ -596,30 +607,30 @@ function peg$parse(input, options) {
         right: right
       };
     };
-  var peg$f56 = function(head, tail) {
+  var peg$f57 = function(head, tail) {
       return tail.length > 0
         ? { tag: "SequenceExpression", expressions: buildList(head, tail, 3) }
         : head;
     };
-  var peg$f57 = function(body) {
+  var peg$f58 = function(body) {
       return {
         tag: "BlockStatement",
         body: extractOptional(body, 0)
       };
     };
-  var peg$f58 = function(head, tail) {
+  var peg$f59 = function(head, tail) {
       return {
         tag: "SequenceStatement",
         body: buildList(head, tail, 1)
       };
     };
-  var peg$f59 = function(type, init) {
+  var peg$f60 = function(type, init) {
         return {
             type: type || null,
             init: init || null
         };
     };
-  var peg$f60 = function(id, typeInit) {
+  var peg$f61 = function(id, typeInit) {
         if (!typeInit || (typeInit.type === null && typeInit.init === null)) {
             throw new Error("Either type or initializer must be provided.");
         }
@@ -631,7 +642,7 @@ function peg$parse(input, options) {
             type: typeInit.type || "Unknown"
         }
     };
-  var peg$f61 = function(id, init) {
+  var peg$f62 = function(id, init) {
         return {
             tag: "VariableDeclaration",
             id: id,
@@ -640,7 +651,7 @@ function peg$parse(input, options) {
             shorthand: true
         }
     };
-  var peg$f62 = function(id, init) {
+  var peg$f63 = function(id, init) {
         return {
             tag: "VariableDeclaration",
             id: id,
@@ -649,7 +660,7 @@ function peg$parse(input, options) {
             shorthand: true
         }
     };
-  var peg$f63 = function(id, type, init) {
+  var peg$f64 = function(id, type, init) {
         return {
             tag: "ConstantDeclaration",
             id: id,
@@ -657,7 +668,7 @@ function peg$parse(input, options) {
             type: type || "Unknown"
         }
     };
-  var peg$f64 = function(id, type, init) {
+  var peg$f65 = function(id, type, init) {
         return {
             tag: "ConstantDeclaration",
             id: id,
@@ -665,16 +676,16 @@ function peg$parse(input, options) {
             type: type || "Unknown"
         }
     };
-  var peg$f65 = function(expression) { return expression; };
   var peg$f66 = function(expression) { return expression; };
-  var peg$f67 = function(expression) {
+  var peg$f67 = function(expression) { return expression; };
+  var peg$f68 = function(expression) {
     return expression;
       // return {
       //   tag: "ExpressionStatement",
       //   expression: expression
       // };
     };
-  var peg$f68 = function(test, consequent, alternate) {
+  var peg$f69 = function(test, consequent, alternate) {
       return {
         tag: "IfStatement",
         test: test,
@@ -682,7 +693,7 @@ function peg$parse(input, options) {
         alternate: alternate
       };
     };
-  var peg$f69 = function(test, consequent) {
+  var peg$f70 = function(test, consequent) {
       return {
         tag: "IfStatement",
         test: test,
@@ -690,7 +701,7 @@ function peg$parse(input, options) {
         alternate: { tag: "SequenceStatement", body: [] }
       };
     };
-  var peg$f70 = function(init, test, update, body) {
+  var peg$f71 = function(init, test, update, body) {
       return {
         tag: "ForStatement",
         type: "ForWithInitTestUpdate",
@@ -700,7 +711,7 @@ function peg$parse(input, options) {
         body: body
       };
     };
-  var peg$f71 = function(test, body) {
+  var peg$f72 = function(test, body) {
       return {
         tag: "ForStatement",
         type: "ForWithTest",
@@ -710,7 +721,7 @@ function peg$parse(input, options) {
         body: body
       };
     };
-  var peg$f72 = function(body) {
+  var peg$f73 = function(body) {
       return {
         tag: "ForStatement",
         type: "ForInfinite",
@@ -720,7 +731,7 @@ function peg$parse(input, options) {
         body: body
       };
     };
-  var peg$f73 = function(id, type, init) {
+  var peg$f74 = function(id, type, init) {
         return {
             tag: "VariableDeclaration",
             id: id,
@@ -728,7 +739,7 @@ function peg$parse(input, options) {
             type: type
         }
     };
-  var peg$f74 = function(id, init) {
+  var peg$f75 = function(id, init) {
         return {
             tag: "VariableDeclaration",
             id: id,
@@ -736,22 +747,22 @@ function peg$parse(input, options) {
             type: "Unknown"
         }
     };
-  var peg$f75 = function() {
+  var peg$f76 = function() {
       return { tag: "ContinueStatement"};
     };
-  var peg$f76 = function() {
+  var peg$f77 = function() {
       return { tag: "BreakStatement" };
     };
-  var peg$f77 = function() {
+  var peg$f78 = function() {
       return { tag: "ReturnStatement", expression: null };
     };
-  var peg$f78 = function(argument) {
+  var peg$f79 = function(argument) {
       return { tag: "ReturnStatement", expression: argument };
     };
-  var peg$f79 = function(argument) {
+  var peg$f80 = function(argument) {
       return { tag: "CallGoroutine", expression: argument }
     };
-  var peg$f80 = function(params, type, body) {
+  var peg$f81 = function(params, type, body) {
       return {
         tag: "LambdaDeclaration",
         params: optionalList(extractOptional(params, 0)),
@@ -760,7 +771,7 @@ function peg$parse(input, options) {
         body: body
       }
     };
-  var peg$f81 = function(id, params, type, body) {
+  var peg$f82 = function(id, params, type, body) {
       return {
         tag: "FunctionDeclaration",
         id: id,
@@ -770,7 +781,7 @@ function peg$parse(input, options) {
         body: body
       };
     };
-  var peg$f82 = function(id, params, type, body) {
+  var peg$f83 = function(id, params, type, body) {
       return {
         tag: "LambdaDeclaration",
         id: extractOptional(id, 0),
@@ -780,22 +791,22 @@ function peg$parse(input, options) {
         type: "Function"
       };
     };
-  var peg$f83 = function(head, tail) {
+  var peg$f84 = function(head, tail) {
       return buildList(head, tail, 3);
     };
-  var peg$f84 = function(id, type) {
+  var peg$f85 = function(id, type) {
       return { tag: id.tag, name: id.name, type: type };
     };
-  var peg$f85 = function(id, type) {
+  var peg$f86 = function(id, type) {
       return { tag: id.tag, name: id.name, type: type };
     };
-  var peg$f86 = function(type) {
+  var peg$f87 = function(type) {
     return type;
   };
-  var peg$f87 = function(type) {
+  var peg$f88 = function(type) {
     return type;
   };
-  var peg$f88 = function(body) {
+  var peg$f89 = function(body) {
       return {
         tag: "BlockStatement",
         body: {
@@ -804,54 +815,54 @@ function peg$parse(input, options) {
         }
       };
     };
-  var peg$f89 = function(body) {
+  var peg$f90 = function(body) {
       return {
         tag: "SequenceStatement",
         body: optionalList(body)
       };
     };
-  var peg$f90 = function(head, tail) {
+  var peg$f91 = function(head, tail) {
       return buildList(head, tail, 1);
     };
-  var peg$f91 = function(id, fields) {
+  var peg$f92 = function(id, fields) {
       return {
         tag: "StructDeclaration",
         id: id,
         fields: fields || []
       };
     };
-  var peg$f92 = function(head, tail) {
+  var peg$f93 = function(head, tail) {
       return buildList(head, tail, 1);
     };
-  var peg$f93 = function(id, type) {
+  var peg$f94 = function(id, type) {
       return { tag: "StructField", name: id, type: type };
     };
-  var peg$f94 = function(id, type) {
+  var peg$f95 = function(id, type) {
         return { tag: "StructField", name: id, type: type };
     };
-  var peg$f95 = function(type, fields) {
+  var peg$f96 = function(type, fields) {
         return { tag: "StructInitializer", fields: fields || [], named: true, type: type };
     };
-  var peg$f96 = function(type, values) {
+  var peg$f97 = function(type, values) {
         return { tag: "StructInitializer", fields: values || [], named: false, type: type };
     };
-  var peg$f97 = function(struct) {
+  var peg$f98 = function(struct) {
       return struct;
     };
-  var peg$f98 = function(expression) { return expression; };
-  var peg$f99 = function(struct) {
+  var peg$f99 = function(expression) { return expression; };
+  var peg$f100 = function(struct) {
       return struct;
     };
-  var peg$f100 = function(head, tail) {
+  var peg$f101 = function(head, tail) {
       return buildList(head, tail, 3);
     };
-  var peg$f101 = function(id, value) {
+  var peg$f102 = function(id, value) {
       return { tag: "StructFieldInitializer", name: id, value: value };
     };
-  var peg$f102 = function(head, tail) {
+  var peg$f103 = function(head, tail) {
       return buildList(head, tail, 3);
     };
-  var peg$f103 = function(receiver, id, params, type, body) {
+  var peg$f104 = function(receiver, id, params, type, body) {
       return {
         tag: "MethodDeclaration",
         receiver: receiver,
@@ -862,17 +873,17 @@ function peg$parse(input, options) {
         body: body
       };
     };
-  var peg$f104 = function(id, type) {
+  var peg$f105 = function(id, type) {
         return { tag: "Receiver", name: id, type: type, pointer: true };
     };
-  var peg$f105 = function(id, type) {
+  var peg$f106 = function(id, type) {
         return { tag: "Receiver", name: id, type: type, pointer: false };
     };
-  var peg$f106 = function(head, tail, trailingComma) {
+  var peg$f107 = function(head, tail, trailingComma) {
       var elements = buildList(head, tail, 3);
       return elements;
     };
-  var peg$f107 = function(length, type, elements) {
+  var peg$f108 = function(length, type, elements) {
       return {
         tag: "ArraySliceLiteral",
         type: {
@@ -885,7 +896,7 @@ function peg$parse(input, options) {
 
       };
     };
-  var peg$f108 = function(type, elements) {
+  var peg$f109 = function(type, elements) {
       return {
         tag: "ArraySliceLiteral",
         type: {
@@ -3227,7 +3238,7 @@ function peg$parse(input, options) {
   }
 
   function peg$parseMemberExpression() {
-    var s0, s1, s2, s3, s4, s5, s6, s7;
+    var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9;
 
     s0 = peg$currPos;
     s1 = peg$parsePrimaryExpression();
@@ -3259,6 +3270,44 @@ function peg$parse(input, options) {
         peg$currPos = s3;
         s3 = peg$FAILED;
       }
+      if (s3 === peg$FAILED) {
+        s3 = peg$currPos;
+        s4 = peg$parse__();
+        if (input.charCodeAt(peg$currPos) === 91) {
+          s5 = peg$c4;
+          peg$currPos++;
+        } else {
+          s5 = peg$FAILED;
+          if (peg$silentFails === 0) { peg$fail(peg$e10); }
+        }
+        if (s5 !== peg$FAILED) {
+          s6 = peg$parse__();
+          s7 = peg$parseExpression();
+          if (s7 !== peg$FAILED) {
+            s8 = peg$parse__();
+            if (input.charCodeAt(peg$currPos) === 93) {
+              s9 = peg$c5;
+              peg$currPos++;
+            } else {
+              s9 = peg$FAILED;
+              if (peg$silentFails === 0) { peg$fail(peg$e11); }
+            }
+            if (s9 !== peg$FAILED) {
+              peg$savedPos = s3;
+              s3 = peg$f31(s1, s7);
+            } else {
+              peg$currPos = s3;
+              s3 = peg$FAILED;
+            }
+          } else {
+            peg$currPos = s3;
+            s3 = peg$FAILED;
+          }
+        } else {
+          peg$currPos = s3;
+          s3 = peg$FAILED;
+        }
+      }
       while (s3 !== peg$FAILED) {
         s2.push(s3);
         s3 = peg$currPos;
@@ -3284,9 +3333,47 @@ function peg$parse(input, options) {
           peg$currPos = s3;
           s3 = peg$FAILED;
         }
+        if (s3 === peg$FAILED) {
+          s3 = peg$currPos;
+          s4 = peg$parse__();
+          if (input.charCodeAt(peg$currPos) === 91) {
+            s5 = peg$c4;
+            peg$currPos++;
+          } else {
+            s5 = peg$FAILED;
+            if (peg$silentFails === 0) { peg$fail(peg$e10); }
+          }
+          if (s5 !== peg$FAILED) {
+            s6 = peg$parse__();
+            s7 = peg$parseExpression();
+            if (s7 !== peg$FAILED) {
+              s8 = peg$parse__();
+              if (input.charCodeAt(peg$currPos) === 93) {
+                s9 = peg$c5;
+                peg$currPos++;
+              } else {
+                s9 = peg$FAILED;
+                if (peg$silentFails === 0) { peg$fail(peg$e11); }
+              }
+              if (s9 !== peg$FAILED) {
+                peg$savedPos = s3;
+                s3 = peg$f31(s1, s7);
+              } else {
+                peg$currPos = s3;
+                s3 = peg$FAILED;
+              }
+            } else {
+              peg$currPos = s3;
+              s3 = peg$FAILED;
+            }
+          } else {
+            peg$currPos = s3;
+            s3 = peg$FAILED;
+          }
+        }
       }
       peg$savedPos = s0;
-      s0 = peg$f31(s1, s2);
+      s0 = peg$f32(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -3309,7 +3396,7 @@ function peg$parse(input, options) {
       s4 = peg$parseArguments();
       if (s4 !== peg$FAILED) {
         peg$savedPos = s1;
-        s1 = peg$f32(s2, s4);
+        s1 = peg$f33(s2, s4);
       } else {
         peg$currPos = s1;
         s1 = peg$FAILED;
@@ -3325,7 +3412,7 @@ function peg$parse(input, options) {
       s5 = peg$parseArguments();
       if (s5 !== peg$FAILED) {
         peg$savedPos = s3;
-        s3 = peg$f33(s1, s5);
+        s3 = peg$f34(s1, s5);
       } else {
         peg$currPos = s3;
         s3 = peg$FAILED;
@@ -3345,7 +3432,7 @@ function peg$parse(input, options) {
           s7 = peg$parseIdentifier();
           if (s7 !== peg$FAILED) {
             peg$savedPos = s3;
-            s3 = peg$f34(s1, s7);
+            s3 = peg$f35(s1, s7);
           } else {
             peg$currPos = s3;
             s3 = peg$FAILED;
@@ -3362,7 +3449,7 @@ function peg$parse(input, options) {
         s5 = peg$parseArguments();
         if (s5 !== peg$FAILED) {
           peg$savedPos = s3;
-          s3 = peg$f33(s1, s5);
+          s3 = peg$f34(s1, s5);
         } else {
           peg$currPos = s3;
           s3 = peg$FAILED;
@@ -3382,7 +3469,7 @@ function peg$parse(input, options) {
             s7 = peg$parseIdentifier();
             if (s7 !== peg$FAILED) {
               peg$savedPos = s3;
-              s3 = peg$f34(s1, s7);
+              s3 = peg$f35(s1, s7);
             } else {
               peg$currPos = s3;
               s3 = peg$FAILED;
@@ -3394,7 +3481,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f35(s1, s2);
+      s0 = peg$f36(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -3414,7 +3501,7 @@ function peg$parse(input, options) {
       s4 = peg$parseArguments();
       if (s4 !== peg$FAILED) {
         peg$savedPos = s1;
-        s1 = peg$f36(s2, s4);
+        s1 = peg$f37(s2, s4);
       } else {
         peg$currPos = s1;
         s1 = peg$FAILED;
@@ -3430,7 +3517,7 @@ function peg$parse(input, options) {
       s5 = peg$parseArguments();
       if (s5 !== peg$FAILED) {
         peg$savedPos = s3;
-        s3 = peg$f37(s1, s5);
+        s3 = peg$f38(s1, s5);
       } else {
         peg$currPos = s3;
         s3 = peg$FAILED;
@@ -3453,7 +3540,7 @@ function peg$parse(input, options) {
             s9 = peg$parseArguments();
             if (s9 !== peg$FAILED) {
               peg$savedPos = s3;
-              s3 = peg$f38(s1, s7, s9);
+              s3 = peg$f39(s1, s7, s9);
             } else {
               peg$currPos = s3;
               s3 = peg$FAILED;
@@ -3474,7 +3561,7 @@ function peg$parse(input, options) {
         s5 = peg$parseArguments();
         if (s5 !== peg$FAILED) {
           peg$savedPos = s3;
-          s3 = peg$f37(s1, s5);
+          s3 = peg$f38(s1, s5);
         } else {
           peg$currPos = s3;
           s3 = peg$FAILED;
@@ -3497,7 +3584,7 @@ function peg$parse(input, options) {
               s9 = peg$parseArguments();
               if (s9 !== peg$FAILED) {
                 peg$savedPos = s3;
-                s3 = peg$f38(s1, s7, s9);
+                s3 = peg$f39(s1, s7, s9);
               } else {
                 peg$currPos = s3;
                 s3 = peg$FAILED;
@@ -3513,7 +3600,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f39(s1, s2);
+      s0 = peg$f40(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -3557,7 +3644,7 @@ function peg$parse(input, options) {
       }
       if (s4 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f40(s3);
+        s0 = peg$f41(s3);
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -3627,7 +3714,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f41(s1, s2);
+      s0 = peg$f42(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -3667,7 +3754,7 @@ function peg$parse(input, options) {
         s2 = null;
       }
       peg$savedPos = s0;
-      s0 = peg$f42(s1, s2);
+      s0 = peg$f43(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -3711,7 +3798,7 @@ function peg$parse(input, options) {
         s3 = peg$parseUnaryExpression();
         if (s3 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f43(s1, s3);
+          s0 = peg$f44(s1, s3);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -3899,7 +3986,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f44(s1, s2);
+      s0 = peg$f45(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4090,7 +4177,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f45(s1, s2);
+      s0 = peg$f46(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4237,7 +4324,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f46(s1, s2);
+      s0 = peg$f47(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4428,7 +4515,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f47(s1, s2);
+      s0 = peg$f48(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4593,7 +4680,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f48(s1, s2);
+      s0 = peg$f49(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4670,7 +4757,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f49(s1, s2);
+      s0 = peg$f50(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4773,7 +4860,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f50(s1, s2);
+      s0 = peg$f51(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4876,7 +4963,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f51(s1, s2);
+      s0 = peg$f52(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -4979,7 +5066,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f52(s1, s2);
+      s0 = peg$f53(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -5047,7 +5134,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f53(s1, s2);
+      s0 = peg$f54(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -5106,7 +5193,7 @@ function peg$parse(input, options) {
           s6 = peg$parseAssignmentExpression();
           if (s6 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f54(s1, s6);
+            s0 = peg$f55(s1, s6);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -5134,7 +5221,7 @@ function peg$parse(input, options) {
           s5 = peg$parseAssignmentExpression();
           if (s5 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f55(s1, s3, s5);
+            s0 = peg$f56(s1, s3, s5);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -5262,7 +5349,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f56(s1, s2);
+      s0 = peg$f57(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -5356,7 +5443,7 @@ function peg$parse(input, options) {
       }
       if (s4 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f57(s3);
+        s0 = peg$f58(s3);
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -5400,7 +5487,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f58(s1, s2);
+      s0 = peg$f59(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -5437,7 +5524,7 @@ function peg$parse(input, options) {
       s2 = null;
     }
     peg$savedPos = s0;
-    s0 = peg$f59(s1, s2);
+    s0 = peg$f60(s1, s2);
 
     return s0;
   }
@@ -5456,7 +5543,7 @@ function peg$parse(input, options) {
         s6 = peg$parseEOS();
         if (s6 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f60(s3, s5);
+          s0 = peg$f61(s3, s5);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -5487,7 +5574,7 @@ function peg$parse(input, options) {
           s3 = peg$parseEOS();
           if (s3 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f61(s1, s2);
+            s0 = peg$f62(s1, s2);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -5518,7 +5605,7 @@ function peg$parse(input, options) {
             s3 = peg$parseEOS();
             if (s3 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f62(s1, s2);
+              s0 = peg$f63(s1, s2);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -5566,7 +5653,7 @@ function peg$parse(input, options) {
           s8 = peg$parseEOS();
           if (s8 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f63(s3, s5, s7);
+            s0 = peg$f64(s3, s5, s7);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -5610,7 +5697,7 @@ function peg$parse(input, options) {
             s8 = peg$parseEOS();
             if (s8 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f64(s3, s5, s7);
+              s0 = peg$f65(s3, s5, s7);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -5665,7 +5752,7 @@ function peg$parse(input, options) {
         s4 = peg$parseAssignmentExpression();
         if (s4 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f65(s4);
+          s0 = peg$f66(s4);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -5698,7 +5785,7 @@ function peg$parse(input, options) {
       s3 = peg$parseAssignmentExpression();
       if (s3 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f66(s3);
+        s0 = peg$f67(s3);
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -5740,7 +5827,7 @@ function peg$parse(input, options) {
         s3 = peg$parseEOS();
         if (s3 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f67(s2);
+          s0 = peg$f68(s2);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -5776,7 +5863,7 @@ function peg$parse(input, options) {
             s9 = peg$parseStatement();
             if (s9 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f68(s3, s5, s9);
+              s0 = peg$f69(s3, s5, s9);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -5808,7 +5895,7 @@ function peg$parse(input, options) {
           s5 = peg$parseStatement();
           if (s5 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f69(s3, s5);
+            s0 = peg$f70(s3, s5);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -5896,7 +5983,7 @@ function peg$parse(input, options) {
                   if (s15 !== peg$FAILED) {
                     s16 = peg$parse__();
                     peg$savedPos = s0;
-                    s0 = peg$f70(s3, s6, s9, s13);
+                    s0 = peg$f71(s3, s6, s9, s13);
                   } else {
                     peg$currPos = s0;
                     s0 = peg$FAILED;
@@ -5967,7 +6054,7 @@ function peg$parse(input, options) {
           if (s9 !== peg$FAILED) {
             s10 = peg$parse__();
             peg$savedPos = s0;
-            s0 = peg$f71(s3, s7);
+            s0 = peg$f72(s3, s7);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -6019,7 +6106,7 @@ function peg$parse(input, options) {
         if (s7 !== peg$FAILED) {
           s8 = peg$parse__();
           peg$savedPos = s0;
-          s0 = peg$f72(s5);
+          s0 = peg$f73(s5);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -6060,7 +6147,7 @@ function peg$parse(input, options) {
           }
           if (s6 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f73(s3, s5, s6);
+            s0 = peg$f74(s3, s5, s6);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -6093,7 +6180,7 @@ function peg$parse(input, options) {
         }
         if (s2 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f74(s1, s2);
+          s0 = peg$f75(s1, s2);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -6139,7 +6226,7 @@ function peg$parse(input, options) {
       s2 = peg$parseEOS();
       if (s2 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f75();
+        s0 = peg$f76();
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -6161,7 +6248,7 @@ function peg$parse(input, options) {
       s2 = peg$parseEOS();
       if (s2 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f76();
+        s0 = peg$f77();
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -6183,7 +6270,7 @@ function peg$parse(input, options) {
       s2 = peg$parseEOS();
       if (s2 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f77();
+        s0 = peg$f78();
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -6202,7 +6289,7 @@ function peg$parse(input, options) {
           s4 = peg$parseEOS();
           if (s4 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f78(s3);
+            s0 = peg$f79(s3);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -6232,7 +6319,7 @@ function peg$parse(input, options) {
         s4 = peg$parseEOS();
         if (s4 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f79(s3);
+          s0 = peg$f80(s3);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -6334,7 +6421,7 @@ function peg$parse(input, options) {
             }
             if (s18 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f80(s5, s10, s16);
+              s0 = peg$f81(s5, s10, s16);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -6447,7 +6534,7 @@ function peg$parse(input, options) {
               }
               if (s20 !== peg$FAILED) {
                 peg$savedPos = s0;
-                s0 = peg$f81(s3, s7, s12, s18);
+                s0 = peg$f82(s3, s7, s12, s18);
               } else {
                 peg$currPos = s0;
                 s0 = peg$FAILED;
@@ -6574,7 +6661,7 @@ function peg$parse(input, options) {
             }
             if (s19 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f82(s3, s6, s11, s17);
+              s0 = peg$f83(s3, s6, s11, s17);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -6656,7 +6743,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f83(s1, s2);
+      s0 = peg$f84(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -6675,7 +6762,7 @@ function peg$parse(input, options) {
       s3 = peg$parseInitType();
       if (s3 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f84(s1, s3);
+        s0 = peg$f85(s1, s3);
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -6692,7 +6779,7 @@ function peg$parse(input, options) {
         s3 = peg$parseStructIdentifier();
         if (s3 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f85(s1, s3);
+          s0 = peg$f86(s1, s3);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -6713,7 +6800,7 @@ function peg$parse(input, options) {
     s1 = peg$parseInitType();
     if (s1 !== peg$FAILED) {
       peg$savedPos = s0;
-      s1 = peg$f86(s1);
+      s1 = peg$f87(s1);
     }
     s0 = s1;
     if (s0 === peg$FAILED) {
@@ -6721,7 +6808,7 @@ function peg$parse(input, options) {
       s1 = peg$parseStructIdentifier();
       if (s1 !== peg$FAILED) {
         peg$savedPos = s0;
-        s1 = peg$f87(s1);
+        s1 = peg$f88(s1);
       }
       s0 = s1;
     }
@@ -6738,7 +6825,7 @@ function peg$parse(input, options) {
       s1 = null;
     }
     peg$savedPos = s0;
-    s1 = peg$f88(s1);
+    s1 = peg$f89(s1);
     s0 = s1;
 
     return s0;
@@ -6753,7 +6840,7 @@ function peg$parse(input, options) {
       s1 = null;
     }
     peg$savedPos = s0;
-    s1 = peg$f89(s1);
+    s1 = peg$f90(s1);
     s0 = s1;
 
     return s0;
@@ -6790,7 +6877,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f90(s1, s2);
+      s0 = peg$f91(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -6852,7 +6939,7 @@ function peg$parse(input, options) {
             }
             if (s11 !== peg$FAILED) {
               peg$savedPos = s0;
-              s0 = peg$f91(s3, s9);
+              s0 = peg$f92(s3, s9);
             } else {
               peg$currPos = s0;
               s0 = peg$FAILED;
@@ -6908,7 +6995,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f92(s1, s2);
+      s0 = peg$f93(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -6929,7 +7016,7 @@ function peg$parse(input, options) {
         s4 = peg$parseEOS();
         if (s4 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f93(s1, s3);
+          s0 = peg$f94(s1, s3);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -6952,7 +7039,7 @@ function peg$parse(input, options) {
           s4 = peg$parseEOS();
           if (s4 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f94(s1, s3);
+            s0 = peg$f95(s1, s3);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -7000,7 +7087,7 @@ function peg$parse(input, options) {
         }
         if (s7 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f95(s1, s5);
+          s0 = peg$f96(s1, s5);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -7041,7 +7128,7 @@ function peg$parse(input, options) {
           }
           if (s7 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f96(s1, s5);
+            s0 = peg$f97(s1, s5);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -7092,7 +7179,7 @@ function peg$parse(input, options) {
         s4 = peg$parseStruct();
         if (s4 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f97(s4);
+          s0 = peg$f98(s4);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -7136,7 +7223,7 @@ function peg$parse(input, options) {
           s4 = peg$parseAssignmentExpression();
           if (s4 !== peg$FAILED) {
             peg$savedPos = s0;
-            s0 = peg$f98(s4);
+            s0 = peg$f99(s4);
           } else {
             peg$currPos = s0;
             s0 = peg$FAILED;
@@ -7170,7 +7257,7 @@ function peg$parse(input, options) {
       s3 = peg$parseStruct();
       if (s3 !== peg$FAILED) {
         peg$savedPos = s0;
-        s0 = peg$f99(s3);
+        s0 = peg$f100(s3);
       } else {
         peg$currPos = s0;
         s0 = peg$FAILED;
@@ -7240,7 +7327,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f100(s1, s2);
+      s0 = peg$f101(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -7268,7 +7355,7 @@ function peg$parse(input, options) {
         s5 = peg$parseAssignmentExpression();
         if (s5 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f101(s1, s5);
+          s0 = peg$f102(s1, s5);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -7342,7 +7429,7 @@ function peg$parse(input, options) {
         }
       }
       peg$savedPos = s0;
-      s0 = peg$f102(s1, s2);
+      s0 = peg$f103(s1, s2);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -7460,7 +7547,7 @@ function peg$parse(input, options) {
                     }
                     if (s26 !== peg$FAILED) {
                       peg$savedPos = s0;
-                      s0 = peg$f103(s5, s9, s13, s18, s24);
+                      s0 = peg$f104(s5, s9, s13, s18, s24);
                     } else {
                       peg$currPos = s0;
                       s0 = peg$FAILED;
@@ -7520,7 +7607,7 @@ function peg$parse(input, options) {
         s5 = peg$parseStructIdentifier();
         if (s5 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f104(s1, s5);
+          s0 = peg$f105(s1, s5);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -7541,7 +7628,7 @@ function peg$parse(input, options) {
         s3 = peg$parseStructIdentifier();
         if (s3 !== peg$FAILED) {
           peg$savedPos = s0;
-          s0 = peg$f105(s1, s3);
+          s0 = peg$f106(s1, s3);
         } else {
           peg$currPos = s0;
           s0 = peg$FAILED;
@@ -7631,7 +7718,7 @@ function peg$parse(input, options) {
         s3 = null;
       }
       peg$savedPos = s0;
-      s0 = peg$f106(s1, s2, s3);
+      s0 = peg$f107(s1, s2, s3);
     } else {
       peg$currPos = s0;
       s0 = peg$FAILED;
@@ -7698,7 +7785,7 @@ function peg$parse(input, options) {
                 }
                 if (s13 !== peg$FAILED) {
                   peg$savedPos = s0;
-                  s0 = peg$f107(s3, s7, s11);
+                  s0 = peg$f108(s3, s7, s11);
                 } else {
                   peg$currPos = s0;
                   s0 = peg$FAILED;
@@ -7771,7 +7858,7 @@ function peg$parse(input, options) {
                 }
                 if (s11 !== peg$FAILED) {
                   peg$savedPos = s0;
-                  s0 = peg$f108(s5, s9);
+                  s0 = peg$f109(s5, s9);
                 } else {
                   peg$currPos = s0;
                   s0 = peg$FAILED;
diff --git a/src/parser/ooga.pegjs b/src/parser/ooga.pegjs
index f7f53df..9ab43e3 100644
--- a/src/parser/ooga.pegjs
+++ b/src/parser/ooga.pegjs
@@ -297,14 +297,25 @@ MemberExpression
         __ "." __ property:Identifier {
           return { property: property };
         }
+      / __ "[" __ index:Expression __ "]" {
+          return { index: index };
+        }
     )*
     {
       return tail.reduce(function(result, element) {
-        return {
-          tag: "MemberExpression",
-          object: result,
-          property: element.property
-        };
+        if (element.property) {
+          return {
+            tag: "MemberExpression",
+            object: result,
+            property: element.property
+          };
+        } else {
+          return {
+            tag: "ArraySliceIndex",
+            arrayExpression: result,
+            index: element.index
+          };
+        }
       }, head);
     }
 
@@ -1027,4 +1038,4 @@ ArraySliceLiteral
         elements: elements,
 
       };
-    }
\ No newline at end of file
+    }
diff --git a/src/vm/oogavm-compiler.ts b/src/vm/oogavm-compiler.ts
index 4008487..70ec92b 100644
--- a/src/vm/oogavm-compiler.ts
+++ b/src/vm/oogavm-compiler.ts
@@ -763,7 +763,12 @@ const compileComp = {
             compile(comp.elements[i], ce);
         }
         instrs[wc++] = {tag: Opcodes.LDARR, arity: arrayLength };
-    }
+    },
+    ArraySliceIndex: (comp, ce) => {
+        compile(comp.arrayExpression, ce);
+        compile(comp.index, ce);
+        instrs[wc++] = {tag: Opcodes.LDARRI };
+    },
 };
 
 // NOTE: We are a left precedence
diff --git a/src/vm/oogavm-heap.ts b/src/vm/oogavm-heap.ts
index 8504dc7..263c097 100644
--- a/src/vm/oogavm-heap.ts
+++ b/src/vm/oogavm-heap.ts
@@ -1,5 +1,5 @@
 import debug from 'debug';
-import { HeapError, HeapOutOfMemoryError } from './oogavm-errors.js';
+import { HeapError, HeapOutOfMemoryError, OogaError } from './oogavm-errors.js';
 import { getRoots, E, OS, RTS } from './oogavm-machine.js';
 import { head } from '../utils/utils';
 
@@ -564,17 +564,27 @@ export function isArray(address: number): boolean {
     return getTag(address) === Tag.ARRAY;
 }
 
+// Returns the addresses of the values in the array
 export function getArrayValue(address: number): any[] {
     const arrayLength = getSize(address) - headerSize;
     let result: any[] = [];
     for (let i = 0; i < arrayLength; i++) {
         const arrayElementAddress = getWordOffset(address, i + headerSize);
-        const value = addressToTSValue(arrayElementAddress);
-        result.push(value);
+        result.push(arrayElementAddress);
     }
     return result;
 }
 
+// returns the address of the element at said index
+export function getArrayValueAtIndex(arrayAddress: number, idx: number): any {
+    const arrayLength: number = getSize(arrayAddress) - headerSize;
+    if (idx > arrayLength) {
+        throw new OogaError("Array out of bounds error!");
+    }
+    const arrayElementAddress = getWordOffset(arrayAddress, idx + headerSize);
+    return arrayElementAddress;
+}
+
 
 // ********************************
 // Debug
diff --git a/src/vm/oogavm-machine.ts b/src/vm/oogavm-machine.ts
index 7fc735c..aadbb3a 100644
--- a/src/vm/oogavm-machine.ts
+++ b/src/vm/oogavm-machine.ts
@@ -14,7 +14,7 @@ import {
     allocateStruct,
     constructHeap,
     debugHeap,
-    extendEnvironment,
+    extendEnvironment, getArrayValue, getArrayValueAtIndex,
     getBlockFrameEnvironment,
     getBuiltinID,
     getCallFrameEnvironment,
@@ -347,6 +347,7 @@ const microcode = {
         pushTSValueOS(instr.val);
     },
     LDARR: instr => {
+        // This instruction loads an array literal
         const arity = instr.arity;
         const arr = [allocateArray(arity)];
         tempRoots.push(arr);
@@ -358,6 +359,22 @@ const microcode = {
         pushAddressOS(arr);
         tempRoots.pop();
     },
+    LDARRI: instr => {
+        // This instruction indexes an array
+        // It expects the index at the top of the OS (which was an expression) and therefore
+        // must be dereferenced
+        // Followed by the array expression
+        let arrayIndexAddress = [];
+        [OS[0], arrayIndexAddress[0]] = popStack(OS[0]);
+        tempRoots.push(arrayIndexAddress);
+        let arrayIndex;
+        arrayIndex = addressToTSValue(arrayIndexAddress[0]);
+        let arrayAddress = [];
+        [OS[0], arrayAddress[0]] = popStack(OS[0]);
+        tempRoots.push(arrayAddress);
+        let arrayValue = getArrayValueAtIndex(arrayAddress[0], arrayIndex); // the address
+        pushAddressOS(arrayValue);
+    },
     POP: instr => {
         let _;
         [OS[0], _] = popStack(OS[0]);
diff --git a/src/vm/opcodes.ts b/src/vm/opcodes.ts
index c113a03..d1d596e 100644
--- a/src/vm/opcodes.ts
+++ b/src/vm/opcodes.ts
@@ -5,6 +5,7 @@ const enum OpCodes {
     LDCS = 'LDCS', // load string
     LDBI = 'LDBI',
     LDARR = 'LDARR', // load array
+    LDARRI = 'LDARR', // load array at index
     LDU = 'LDU', // load undefined
     LD = 'LD',
     LDN = 'LDN', // load null