From 05e257c22cbdbf689634927557bcab05f2befad0 Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Sat, 20 Feb 2016 15:47:25 +0100
Subject: [PATCH] jsre: hide fields with prefix _ when pretty-printing

This makes web3 internals like _requestManager invisible.
---
 jsre/pretty.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jsre/pretty.go b/jsre/pretty.go
index 8b2b35e8e..cd7fa5232 100644
--- a/jsre/pretty.go
+++ b/jsre/pretty.go
@@ -177,7 +177,7 @@ func (ctx ppctx) fields(obj *otto.Object) []string {
 		seen          = make(map[string]bool)
 	)
 	add := func(k string) {
-		if seen[k] || boringKeys[k] {
+		if seen[k] || boringKeys[k] || strings.HasPrefix(k, "_") {
 			return
 		}
 		seen[k] = true