loadjson quotation mark escape bug, see http://bit.ly/yyk1nS

git-svn-id: http://svn.code.sf.net/p/iso2mesh/code/trunk/jsonlab@358 786e58fb-9377-0410-9ff7-e4ac0ac0635c

examples/example3.json

@@ -3,7 +3,7 @@
   "value": "_&File",
   "popup": {
     "menuitem": [
-      {"value": "_&New", "onclick": "CreateNewDoc(\"\")"},
+      {"value": "_&New", "onclick": "CreateNewDoc(\"\"\")"},
       {"value": "_&Open", "onclick": "OpenDoc()"},
       {"value": "_&Close", "onclick": "CloseDoc()"}
     ]

loadjson.m

@@ -50,6 +50,10 @@ end
 pos = 1; len = length(string); inStr = string;
 isoct=exist('OCTAVE_VERSION');
 arraytoken=find(inStr=='[' | inStr==']' | inStr=='"');
+jstr=inStr;
+jstr=regexprep(jstr,'\\\\','  ');
+escquote=regexp(jstr,'\\"');
+arraytoken=sort([arraytoken escquote]);
 
 % String delimiters and escape chars identified to improve speed:
 esc = find(inStr=='"' | inStr=='\' ); % comparable to: regexp(inStr, '["\\]');
@@ -452,7 +456,7 @@ while(pos<len)
     end
     pos=pos+1;
 end
-
+error('unmatched quotation mark');
 %%-------------------------------------------------------------------------
 function [endpos e1l e1r maxlevel] = matching_bracket(str,pos)
 global arraytoken