diff --git a/dist/index.js b/dist/index.js
index 65199f1d..ab6b544e 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -58209,13 +58209,13 @@ function transformer(args, body, isAsync, isGenerator, filename) {
 						__proto__: null,
 						pos: node.start,
 						order: TO_RIGHT,
-						code: `catch($tmpname){try{throw ${INTERNAL_STATE_NAME}.handleException($tmpname);}`
+						coder: () => `catch(${tmpname}){try{throw(${tmpname}=${INTERNAL_STATE_NAME}.handleException(${tmpname}));}`
 					});
 					insertions.push({
 						__proto__: null,
 						pos: node.body.end,
 						order: TO_LEFT,
-						code: `}`
+						coder: () => `}`
 					});
 				} else {
 					const name = assertType(param, 'Identifier').name;
@@ -58225,7 +58225,7 @@ function transformer(args, body, isAsync, isGenerator, filename) {
 							__proto__: null,
 							pos: cBody.body[0].start,
 							order: TO_LEFT,
-							code: `${name}=${INTERNAL_STATE_NAME}.handleException(${name});`
+							coder: () => `${name}=${INTERNAL_STATE_NAME}.handleException(${name});`
 						});
 					}
 				}
@@ -58235,13 +58235,13 @@ function transformer(args, body, isAsync, isGenerator, filename) {
 				__proto__: null,
 				pos: node.object.start,
 				order: TO_LEFT,
-				code: INTERNAL_STATE_NAME + '.wrapWith('
+				coder: () => INTERNAL_STATE_NAME + '.wrapWith('
 			});
 			insertions.push({
 				__proto__: null,
 				pos: node.object.end,
 				order: TO_RIGHT,
-				code: ')'
+				coder: () => ')'
 			});
 		} else if (nodeType === 'Identifier') {
 			if (node.name === INTERNAL_STATE_NAME) {
@@ -58256,7 +58256,7 @@ function transformer(args, body, isAsync, isGenerator, filename) {
 				__proto__: null,
 				pos: node.start,
 				order: TO_RIGHT,
-				code: INTERNAL_STATE_NAME + '.'
+				coder: () => INTERNAL_STATE_NAME + '.'
 			});
 		}
 	});
@@ -58277,7 +58277,7 @@ function transformer(args, body, isAsync, isGenerator, filename) {
 	let curr = 0;
 	for (let i = 0; i < insertions.length; i++) {
 		const change = insertions[i];
-		ncode += code.substring(curr, change.pos) + change.code.replace(/\$tmpname/g, tmpname);
+		ncode += code.substring(curr, change.pos) + change.coder();
 		curr = change.pos;
 	}
 	ncode += code.substring(curr);