From eadcad4010b84e58cf91e382eba3823d457274d7 Mon Sep 17 00:00:00 2001
From: Richard Gibson <richard.gibson@gmail.com>
Date: Wed, 26 Oct 2016 23:29:17 -0400
Subject: [PATCH] Accept unescaped U+007F DELETE per RFC 7159

Fixes gh-46
---
 JSON.sh                                       | 4 ++--
 test/valid/string_with_unescaped_chars.json   | 1 +
 test/valid/string_with_unescaped_chars.parsed | 1 +
 3 files changed, 4 insertions(+), 2 deletions(-)
 create mode 100644 test/valid/string_with_unescaped_chars.json
 create mode 100644 test/valid/string_with_unescaped_chars.parsed

diff --git a/JSON.sh b/JSON.sh
index 0778633..19cdc6b 100755
--- a/JSON.sh
+++ b/JSON.sh
@@ -83,11 +83,11 @@ tokenize () {
   if echo "test string" | egrep -o "test" >/dev/null 2>&1
   then
     ESCAPE='(\\[^u[:cntrl:]]|\\u[0-9a-fA-F]{4})'
-    CHAR='[^[:cntrl:]"\\]'
+    CHAR='([^[:cntrl:]"\\]|)'
   else
     GREP=awk_egrep
     ESCAPE='(\\\\[^u[:cntrl:]]|\\u[0-9a-fA-F]{4})'
-    CHAR='[^[:cntrl:]"\\\\]'
+    CHAR='([^[:cntrl:]"\\\\]|\x7F)'
   fi
 
   local STRING="\"$CHAR*($ESCAPE$CHAR*)*\""
diff --git a/test/valid/string_with_unescaped_chars.json b/test/valid/string_with_unescaped_chars.json
new file mode 100644
index 0000000..37c30dd
--- /dev/null
+++ b/test/valid/string_with_unescaped_chars.json
@@ -0,0 +1 @@
+"₀򂂀𝌆"
diff --git a/test/valid/string_with_unescaped_chars.parsed b/test/valid/string_with_unescaped_chars.parsed
new file mode 100644
index 0000000..422bae5
--- /dev/null
+++ b/test/valid/string_with_unescaped_chars.parsed
@@ -0,0 +1 @@
+[]	"₀򂂀𝌆"