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Contents
require 'rack/utils'
module Deas
class ShowExceptions
def initialize(app)
@app = app
end
# The Rack call interface. The receiver acts as a prototype and runs
# each request in a clone object unless the +rack.run_once+ variable is
# set in the environment. Ripped from:
# http://github.com/rtomayko/rack-cache/blob/master/lib/rack/cache/context.rb
def call(env)
if env['rack.run_once']
call! env
else
clone.call! env
end
end
# The real Rack call interface.
def call!(env)
status, headers, body = @app.call(env)
if error = env['sinatra.error']
error_body = Body.new(error)
headers['Content-Length'] = error_body.size.to_s
headers['Content-Type'] = error_body.mime_type.to_s
body = [error_body.content]
end
[ status, headers, body ]
end
class Body
attr_reader :content
def initialize(e)
@content ||= "#{e.class}: #{e.message}\n#{(e.backtrace || []).join("\n")}"
end
def size
@size ||= Rack::Utils.bytesize(self.content)
end
def mime_type
@mime_type ||= "text/plain"
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems