fix: keep proxies opaque in util.inspect when showProxy is false

azadgupta1 · azadgupta1 · commit 4b4595164640 · 2025-12-15T10:28:40.000+05:30
diff --git a/lib/internal/util/inspect.js b/lib/internal/util/inspect.js
@@ -1125,10 +1125,14 @@ function formatValue(ctx, value, recurseTimes, typedArray) {
     if (proxy === null || proxy[0] === null) {
       return ctx.stylize('<Revoked Proxy>', 'special');
     }
+
     if (ctx.showProxy) {
       return formatProxy(ctx, proxy, recurseTimes);
     }
-    value = proxy;
+
+    // Treat proxies as opaque when showProxy is false,
+    // but preserve the original target for inspection.
+    value = proxy[0];
   }
 
   // Provide a hook for user-specified inspect functions.

Original file line number	Diff line number	Diff line change
`@@ -1125,10 +1125,14 @@ function formatValue(ctx, value, recurseTimes, typedArray) {`
`1125`	`1125`	`if (proxy === null \|\| proxy[0] === null) {`
`1126`	`1126`	`return ctx.stylize('<Revoked Proxy>', 'special');`
`1127`	`1127`	`}`
	`1128`	`+`
`1128`	`1129`	`if (ctx.showProxy) {`
`1129`	`1130`	`return formatProxy(ctx, proxy, recurseTimes);`
`1130`	`1131`	`}`
`1131`		`- value = proxy;`
	`1132`	`+`
	`1133`	`+ // Treat proxies as opaque when showProxy is false,`
	`1134`	`+ // but preserve the original target for inspection.`
	`1135`	`+ value = proxy[0];`
`1132`	`1136`	`}`
`1133`	`1137`
`1134`	`1138`	`// Provide a hook for user-specified inspect functions.`