Module: Philiprehberger::Result::Tappable

Included in:
Err, Ok
Defined in:
lib/philiprehberger/result/tappable.rb

Overview

Side-effect methods for Ok and Err results.

Instance Method Summary collapse

Instance Method Details

#tap_err {|error| ... } ⇒ self

Execute a side-effect on Err without changing the result.

Yields:

  • (error) —

    the error value

Returns:

  • (self) 


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# File 'lib/philiprehberger/result/tappable.rb', line 20

def tap_err(&block)
  block.call(@error) if err?
  self
end

#tap_ok {|value| ... } ⇒ self

Execute a side-effect on Ok value without changing the result.

Yields:

  • (value) —

    the success value

Returns:

  • (self) 


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# File 'lib/philiprehberger/result/tappable.rb', line 11

def tap_ok(&block)
  block.call(@value) if ok?
  self
end