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create a regular expression testing playground using ruby and sinatra

 

require 'sinatra' # gem install sinatra --no-ri --no-rdoc
set :port, 3000
html = <<-EOT


	
	
	
EOT get('/'){ html } get '/preview' do begin params['text'].gsub(/(#{params['reg']})/,'\1') rescue 'Your regex is invalid' end end
{{ tag }}, {{tag}},

{{ parent.title || parent.header.title}}

{{ parent.tldr }}

{{ parent.urlSource.name }}
{{ parent.authors[0].realName || parent.author}}

{{ parent.authors[0].tagline || parent.tagline }}

{{ parent.views }} ViewsClicks
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