Ruby on Rails: JSON keys are not properly escaped

Rails does not escape hash keys properly in tojson when generating json. Values are escaped as expected ruby irbmain:001:0 "a"="".tojson = ""a":"\u003c\u003e"" However keys are not: ruby irbmain:002:0 ""="a".tojson = """:"a"" This is because the json gem calls .tos on the keys here which...