From f5e9354ba09001a6dbc37f7814a5f4064ad5dc39 Mon Sep 17 00:00:00 2001
From: Ryan O'Neill <roneill@twitter.com>
Date: Thu, 6 Aug 2015 14:20:47 -0700
Subject: [PATCH] quick fix for util method usage

---
 .../src/main/java/com/typesafe/config/impl/Tokenizer.java  | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/config/src/main/java/com/typesafe/config/impl/Tokenizer.java b/config/src/main/java/com/typesafe/config/impl/Tokenizer.java
index f00eeb1e..f1e61a34 100644
--- a/config/src/main/java/com/typesafe/config/impl/Tokenizer.java
+++ b/config/src/main/java/com/typesafe/config/impl/Tokenizer.java
@@ -38,7 +38,7 @@ final class Tokenizer {
             return "tab";
         else if (codepoint == -1)
             return "end of file";
-        else if (Character.isISOControl(codepoint))
+        else if (ConfigImplUtil.isC0Control(codepoint))
             return String.format("control character 0x%x", codepoint);
         else
             return String.format("%c", codepoint);
@@ -424,9 +424,6 @@ final class Tokenizer {
             case 't':
                 sb.append('\t');
                 break;
-            case '$':
-                sb.append("\\$");
-                break;
             case 'u': {
                 // kind of absurdly slow, but screw it for now
                 char[] a = new char[4];
@@ -537,7 +534,7 @@ final class Tokenizer {
                     // Reset and continue
                     sb = new StringBuilder();
                     sbOrig = new StringBuilder();
-                } else if (Character.isISOControl(c)) {
+                } else if (ConfigImplUtil.isC0Control(c)) {
                     throw problem(asString(c), "JSON does not allow unescaped " + asString(c)
                             + " in quoted strings, use a backslash escape");
                 } else {