fix: handle process.env being undefined in debug func (#354)

muxinc · Mar 21, 2024 · e90a964 · e90a964
1 parent abdba1e
commit e90a964
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/core.ts b/src/core.ts
@@ -1059,7 +1059,7 @@ function applyHeadersMut(targetHeaders: Headers, newHeaders: Headers): void {
 }
 
 export function debug(action: string, ...args: any[]) {
-  if (typeof process !== 'undefined' && process.env['DEBUG'] === 'true') {
+  if (typeof process !== 'undefined' && process?.env?.['DEBUG'] === 'true') {
     console.log(`Mux:DEBUG:${action}`, ...args);
   }
 }