new blocks and other stuff lol

src/blocks/scratch3_data.js

@@ -31,7 +31,8 @@ class Scratch3DataBlocks {
             data_lengthoflist: this.lengthOfList,
             data_listcontainsitem: this.listContainsItem,
             data_hidelist: this.hideList,
-            data_showlist: this.showList
+            data_showlist: this.showList,
+            data_listjson: this.listjson
         };
     }
 
@@ -213,6 +214,12 @@ class Scratch3DataBlocks {
         return 0;
     }
 
+    listjson (args, util) {
+        const list = util.target.lookupOrCreateList(
+            args.LIST.id, args.LIST.name);
+        return JSON.stringify(list.value);
+    }
+
     lengthOfList (args, util) {
         const list = util.target.lookupOrCreateList(
             args.LIST.id, args.LIST.name);

src/blocks/scratch3_operators.js

@@ -32,6 +32,8 @@ class Scratch3OperatorsBlocks {
             operator_length: this.length,
             operator_contains: this.contains,
             operator_mod: this.mod,
+            operator_pi: this.pi,
+            operator_newline: this.newline,
             operator_round: this.round,
             operator_mathop: this.mathop
         };
@@ -127,6 +129,14 @@ class Scratch3OperatorsBlocks {
         return result;
     }
 
+    pi () {
+        return Math.PI;
+    }
+
+    newline () {
+        return '\n';
+    }
+
     round (args) {
         return Math.round(Cast.toNumber(args.NUM));
     }

src/compiler/irgen.js

@@ -266,7 +266,11 @@ class ScriptTreeGenerator {
                 kind: 'list.contents',
                 list: this.descendVariable(block, 'LIST', LIST_TYPE)
             };
-
+        case 'data_listjson':
+            return {
+                kind: 'list.json',
+                list: this.descendVariable(block, 'LIST', LIST_TYPE)
+            };
         case 'event_broadcast_menu': {
             const broadcastOption = block.fields.BROADCAST_OPTION;
             const broadcastVariable = this.target.lookupBroadcastMsg(broadcastOption.id, broadcastOption.value);
@@ -445,6 +449,16 @@ class ScriptTreeGenerator {
                 left: this.descendInputOfBlock(block, 'NUM1'),
                 right: this.descendInputOfBlock(block, 'NUM2')
             };
+        case 'operator_pi':
+            return {
+                kind: 'constant',
+                value: Math.PI,
+            }
+        case 'operator_newline':
+            return {
+                kind: 'constant',
+                value: '\n'
+            };
         case 'operator_multiply':
             return {
                 kind: 'op.multiply',