fix: provide obj info to function

Author: gnlow

src/util/codegen.ts

@@ -8,4 +8,4 @@ export const call =
 
 export const arrow =
     (params: Expression[], statements: Statement[]) =>
-    `(${params.join(",")}) => {${statements.join("; ")}}` as Expression
+    `(${params.join(", ")}) => {${statements.join("; ")}}` as Expression

src/util/projectToJs.ts

@@ -96,13 +96,15 @@ export const getFunctionArgs =
 export const functionToArrow =
     ({params, statements}: Block) => 
         cg.arrow(
-            getFunctionArgs(params[0] as Block),
+            [
+                ...getFunctionArgs(params[0] as Block),
+                "obj" as Expression,
+            ],
             statements[0].map(
                 blockToExpression
             )
         )
-        .replaceAll(`, "$obj$"`, "")
-        .replaceAll(`"$obj$"`, "") as Expression
+        .replaceAll(`"$obj$"`, "obj") as Expression
 
 export const blockGroupToArrow =
     (blockGroup: Block[]) =>