Module: ErrorChecks

Included in:
RuneBlog, RuneBlog
Defined in:
lib/runeblog.rb

Instance Method Summary collapse

Instance Method Details

#check_error(exception, *args, &block) ⇒ Object 



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# File 'lib/runeblog.rb', line 40

def check_error(exception, *args, &block)
  # raise if block IS true
  raise send(exception.to_s, *args) if block.call
end

#check_integer(num) ⇒ Object 



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# File 'lib/runeblog.rb', line 31

def check_integer(num)
  confirm(ExpectedInteger, num, num.class) { num.is_a? Integer }
end

#check_nonempty_string(str) ⇒ Object 



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# File 'lib/runeblog.rb', line 23

def check_nonempty_string(str)
  confirm(ExpectedString, str.inspect, str.class) { str.is_a?(String) && ! str.empty? }
end

#check_view_parameter(view) ⇒ Object 



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# File 'lib/runeblog.rb', line 27

def check_view_parameter(view)
  confirm(ExpectedView, view, view.class) { view.is_a?(String) || view.is_a?(RuneBlog::View) }
end

#confirm(exception, *args, &block) ⇒ Object 



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# File 'lib/runeblog.rb', line 35

def confirm(exception, *args, &block)
  # raise if block is NOT true
  raise send(exception.to_s, *args) if ! block.call
end