This bookmarklet makes all hoptoad trace openable by textmate. Change prj and gem for different projects.

hoptoad-link.js

javascript:
prj='/Users/z/prj_name';
gem='/Users/z/.rvm/gems/ree-1.8.7-2011.03';

ps=document.getElementById('backtrace').getElementsByTagName('p');
for(i=0;i<ps.length;i++){
  h=ps[i].innerHTML;
  if(h.match(/^\s*<a[^>]+>/)){
    h=h.replace(/^\s*<a[^>]+>/, '').replace(/<\/a>$/, '');
    prefix=prj;
  }else if(h.match(/\[GEM_ROOT\]/)){
    h=h.replace(/\[GEM_ROOT\]/, '');
    prefix=gem;
  }else{
    prefix=''
  };
  m=h.match(/^(On line #(\d+) of )?([^ ]+\.(e?rb|haml|builder|slim))(:(\d+))?/);
  if(m){
    ps[i].innerHTML=h.sub(m[3],'<a onclick="" href="txmt://open?url=file://'+prefix+m[3]+'&line='+(m[6]||m[2])+'">'+m[3]+'</a>')
  }
};
void(0);