From 4a541f7ba5306f9ebcc7f0fe2eeb663d3f527070 Mon Sep 17 00:00:00 2001
From: Mike Buland <mbuland@penny-arcade.com>
Date: Mon, 17 Dec 2018 10:03:18 -0800
Subject: Bu::Json handles encoding control chars.

It still needs to handle the rest of unicode properly.  It'll require a
minor change but shouldn't be too bad overall.
---
 src/tests/json.cpp    |  2 +-
 src/unstable/json.cpp | 11 ++++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/tests/json.cpp b/src/tests/json.cpp
index d588a02..6490d8d 100644
--- a/src/tests/json.cpp
+++ b/src/tests/json.cpp
@@ -5,7 +5,7 @@
 
 int main( int argc, char *argv[] )
 {
-    Bu::Json j("Hi there");
+    Bu::Json j( "\x01" "ACTION" "\x01" );
     Bu::println( j.toString() );
     return 0;
 }
diff --git a/src/unstable/json.cpp b/src/unstable/json.cpp
index adc2706..06df9b1 100644
--- a/src/unstable/json.cpp
+++ b/src/unstable/json.cpp
@@ -747,7 +747,16 @@ void Bu::Json::writeStr( const Bu::String &sStr, Bu::Stream &sOutput ) const
                 break;
 
             default:
-                sOutput.write( &(*i), 1 );
+                if( *i < 32 )
+                    sOutput.write(
+                        Bu::String("\\u%1").
+                        arg( (int32_t)*i, Bu::Fmt::hex(4).fill('0') ).
+                        end().getStr(),
+                        6
+                        );
+                else
+                    sOutput.write( &(*i), 1 );
+                break;
         }
     }
     sOutput.write("\"", 1 );
-- 
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