Class: SqueezeDrill

Inherits:
Drill
  • Object
show all
Defined in:
lib/ruby_drills/string/squeeze_drill.rb

Constant Summary

Constants included from Commands

Commands::GAMBLER

Instance Attribute Summary

Attributes inherited from Drill

#hints, #next, #previous

Instance Method Summary collapse

Methods inherited from Drill

#done?, #drills, #expected, #initialize, #non!

Methods included from Commands

#back, #clear, #continue, #fail, #fold, #help, #hint, #quit, #review, #skip, #welcome, #win

Constructor Details

This class inherits a constructor from Drill

Instance Method Details

#reference ⇒ Object 



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# File 'lib/ruby_drills/string/squeeze_drill.rb', line 19

def reference
  "@value.squeeze"
end

#setup ⇒ Object 



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# File 'lib/ruby_drills/string/squeeze_drill.rb', line 3

def setup
  @value = %{Mississippi}
  @hints = ["How do you get toothpaste out of a tube?",
            "http://www.ruby-doc.org/core-1.9.3/String.html#method-i-squeeze"]
end

#show ⇒ Object 



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# File 'lib/ruby_drills/string/squeeze_drill.rb', line 9

def show
  puts %{
@value = #{@value.inspect}

Remove all of the repeating characters from Mississippi,
leaving only one instance of each, to product #{expected.inspect}.

}
end

#valid?(input) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_drills/string/squeeze_drill.rb', line 23

def valid?(input)
  non!("squeeze", input)
end