Class: Deas::ErrorHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/deas/error_handler.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(exception, sinatra_call, error_procs) ⇒ ErrorHandler

Returns a new instance of ErrorHandler.



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# File 'lib/deas/error_handler.rb', line 9

def initialize(exception, sinatra_call, error_procs)
  @exception    = exception
  @sinatra_call = sinatra_call

  @error_procs = [*error_procs].compact
end

Class Method Details

.run(*args) ⇒ Object 



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# File 'lib/deas/error_handler.rb', line 5

def self.run(*args)
  self.new(*args).run
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/deas/error_handler.rb', line 16

def run
  response = nil
  @error_procs.each do |error_proc|
    begin
      result = @sinatra_call.instance_exec(@exception, &error_proc)
      response = result if result
    rescue Exception => proc_exception
      @exception = proc_exception
      # reset the response if an exception occurs while evaulating the
      # error procs -- a new exception will now be handled by the
      # remaining procs
      response = nil
    end
  end
  response
end