diff --git a/codegen/luajit/src/backend/statement.rs b/codegen/luajit/src/backend/statement.rs
index 879f818..fa6236e 100644
--- a/codegen/luajit/src/backend/statement.rs
+++ b/codegen/luajit/src/backend/statement.rs
@@ -4,8 +4,8 @@ use std::{
 };
 
 use wasm_ast::node::{
-	Block, Br, BrIf, BrTable, Call, CallIndirect, FuncData, If, LabelType, MemoryGrow, MemoryCopy, 
-	MemoryFill, SetGlobal, SetLocal, SetTemporary, Statement, StoreAt, Terminator,
+	Block, Br, BrIf, BrTable, Call, CallIndirect, FuncData, If, LabelType, MemoryCopy, MemoryFill,
+	MemoryGrow, SetGlobal, SetLocal, SetTemporary, Statement, StoreAt, Terminator,
 };
 use wasmparser::ValType;
 
@@ -290,7 +290,6 @@ impl DriverNoContext for MemoryCopy {
 		write!(w, "rt.allocator.copy(memory_at_0, {dst}, {src}, ")?;
 		self.size().write(w)?;
 		write!(w, ")")
-
 	}
 }
 
@@ -328,7 +327,7 @@ impl Driver for Statement {
 			Self::StoreAt(s) => write_stat(s, mng, w),
 			Self::MemoryGrow(s) => write_stat(s, mng, w),
 			Self::MemoryCopy(s) => write_stat(s, mng, w),
-			Self::MemoryFill(s) => write_stat(s, mng, w)
+			Self::MemoryFill(s) => write_stat(s, mng, w),
 		}
 	}
 }
diff --git a/codegen/luau/src/backend/statement.rs b/codegen/luau/src/backend/statement.rs
index 36dec2f..8ccd4d5 100644
--- a/codegen/luau/src/backend/statement.rs
+++ b/codegen/luau/src/backend/statement.rs
@@ -4,8 +4,8 @@ use std::{
 };
 
 use wasm_ast::node::{
-	Block, Br, BrIf, BrTable, Call, CallIndirect, FuncData, If, LabelType, MemoryGrow, MemoryCopy, 
-	MemoryFill, SetGlobal, SetLocal, SetTemporary, Statement, StoreAt, Terminator,
+	Block, Br, BrIf, BrTable, Call, CallIndirect, FuncData, If, LabelType, MemoryCopy, MemoryFill,
+	MemoryGrow, SetGlobal, SetLocal, SetTemporary, Statement, StoreAt, Terminator,
 };
 use wasmparser::ValType;
 
diff --git a/wasm-ast/src/factory.rs b/wasm-ast/src/factory.rs
index 49cf34c..313bb8d 100644
--- a/wasm-ast/src/factory.rs
+++ b/wasm-ast/src/factory.rs
@@ -4,8 +4,8 @@ use crate::{
 	module::{read_checked, TypeInfo},
 	node::{
 		BinOp, BinOpType, Block, Br, BrIf, BrTable, Call, CallIndirect, CmpOp, CmpOpType,
-		Expression, FuncData, GetGlobal, GetLocal, If, LabelType, LoadAt, LoadType, MemoryGrow,
-		MemoryCopy, MemoryFill, MemorySize, Select, SetGlobal, SetLocal, Statement, StoreAt, 
+		Expression, FuncData, GetGlobal, GetLocal, If, LabelType, LoadAt, LoadType, MemoryCopy,
+		MemoryFill, MemoryGrow, MemorySize, Select, SetGlobal, SetLocal, Statement, StoreAt,
 		StoreType, Terminator, UnOp, UnOpType, Value,
 	},
 	stack::{ReadType, Stack},
@@ -611,12 +611,12 @@ impl<'a> Factory<'a> {
 				self.target.leak_memory_write(memory);
 				self.target.code.push(data);
 			}
-			Operator::MemoryCopy { src, dst }	=> {
+			Operator::MemoryCopy { dst_mem, src_mem } => {
 				let size = self.target.stack.pop().into();
 
 				let data = Statement::MemoryCopy(MemoryCopy {
-					dst,
-					src,
+					dst: dst_mem,
+					src: src_mem,
 					size,
 				});
 
@@ -626,11 +626,7 @@ impl<'a> Factory<'a> {
 				let n = self.target.stack.pop().into();
 				let value = self.target.stack.pop().into();
 
-				let data = Statement::MemoryFill(MemoryFill {
-					mem,
-					n,
-					value,
-				});
+				let data = Statement::MemoryFill(MemoryFill { mem, n, value });
 
 				self.target.code.push(data);
 			}
diff --git a/wasm-ast/src/node.rs b/wasm-ast/src/node.rs
index f34f509..7cc4abe 100644
--- a/wasm-ast/src/node.rs
+++ b/wasm-ast/src/node.rs
@@ -1162,7 +1162,7 @@ pub enum Statement {
 	StoreAt(StoreAt),
 	MemoryGrow(MemoryGrow),
 	MemoryCopy(MemoryCopy),
-	MemoryFill(MemoryFill)
+	MemoryFill(MemoryFill),
 }
 
 pub struct FuncData {
diff --git a/wasm-ast/src/visit.rs b/wasm-ast/src/visit.rs
index ab58bb2..acb1f7e 100644
--- a/wasm-ast/src/visit.rs
+++ b/wasm-ast/src/visit.rs
@@ -1,7 +1,7 @@
 use crate::node::{
 	BinOp, Block, Br, BrIf, BrTable, Call, CallIndirect, CmpOp, Expression, FuncData, GetGlobal,
-	GetLocal, GetTemporary, If, LoadAt, MemoryGrow, MemorySize, MemoryCopy, MemoryFill, Select, SetGlobal, SetLocal,
-	SetTemporary, Statement, StoreAt, Terminator, UnOp, Value,
+	GetLocal, GetTemporary, If, LoadAt, MemoryCopy, MemoryFill, MemoryGrow, MemorySize, Select,
+	SetGlobal, SetLocal, SetTemporary, Statement, StoreAt, Terminator, UnOp, Value,
 };
 
 pub trait Visitor {