{"issue":{"pull_request":{"diff_url":null,"html_url":null,"patch_url":null},"state":"closed","user":{"avatar_url":"https://secure.gravatar.com/avatar/a09862c4e99d05160beaf5d1f0eee31a?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"a09862c4e99d05160beaf5d1f0eee31a","url":"https://api.github.com/users/darscan","login":"darscan","id":59090},"milestone":null,"assignee":null,"labels":[],"updated_at":"2011-11-10T19:18:10Z","closed_at":"2011-11-10T19:18:10Z","comments":5,"url":"https://api.github.com/repos/tschneidereit/SwiftSuspenders/issues/60","body":"How can one query for the existence of a mapping? Calling getMapping() throws and error if no mapping is found. I would expect it to return null, or for a method called hasMapping() to be exposed.","html_url":"https://github.com/tschneidereit/SwiftSuspenders/issues/60","number":60,"title":"getMapping throws error (2.0.0b1)","id":2200986,"created_at":"2011-11-10T18:21:54Z"},"action":"closed"}