fix for lambdas and support for lambda syntax without parenthesis

Author: Mistium

Resources/OSL Utils.js

@@ -697,6 +697,10 @@ class OSLUtils {
       if (!node) return node;
       if (node.type === "inl") {
         const params = (node?.left?.parameters || []).map(p => p.data).join(",");
+        const right = node.right;
+        if (typeof right.data === "string" && !right.data.trim().startsWith("(\n")) {
+          right.data = `(\nreturn ${right.data}\n)`;
+        }
         return {
           type: "fnc",
           data: "function",
@@ -705,7 +709,7 @@ class OSLUtils {
               type: "str",
               data: params
             },
-            this.generateAST({ CODE: node.right.data, START: 0 })[0]
+            this.generateAST({ CODE: right.data, START: 0 })[0]
           ],
         }
       }

lol.json

@@ -809,27 +809,40 @@
                                 "data": ""
                               },
                               {
-                                "type": "mtd",
+                                "type": "blk",
                                 "data": [
-                                  {
-                                    "type": "var",
-                                    "data": "v",
-                                    "source": "v"
-                                  },
-                                  {
-                                    "type": "mtv",
-                                    "data": "item",
-                                    "parameters": [
-                                      {
-                                        "type": "num",
-                                        "data": 1,
-                                        "source": "1"
-                                      }
-                                    ],
-                                    "source": "[1]"
-                                  }
+                                  [
+                                    {
+                                      "type": "cmd",
+                                      "data": "return",
+                                      "source": "return (v.[1])"
+                                    },
+                                    {
+                                      "type": "mtd",
+                                      "data": [
+                                        {
+                                          "type": "var",
+                                          "data": "v",
+                                          "source": "v"
+                                        },
+                                        {
+                                          "type": "mtv",
+                                          "data": "item",
+                                          "parameters": [
+                                            {
+                                              "type": "num",
+                                              "data": 1,
+                                              "source": "1"
+                                            }
+                                          ],
+                                          "source": "[1]"
+                                        }
+                                      ],
+                                      "source": "(v.[1])"
+                                    }
+                                  ]
                                 ],
-                                "source": "(v.[1])"
+                                "source": "(\nreturn (v.[1])\n)"
                               }
                             ]
                           }