Class: ZipDrill
- Inherits:
-
Drill
show all
- Defined in:
- lib/ruby_drills/array/zip_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/array/zip_drill.rb', line 20
def reference
"[1,2,3].zip(@a, @b)"
end
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#setup ⇒ Object
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# File 'lib/ruby_drills/array/zip_drill.rb', line 3
def setup
@a = [ 4, 5, 6 ]
@b = [ 7, 8, 9 ]
@hints = ["http://ruby-doc.org/core-1.9.3/Enumerable.html#method-i-zip"]
end
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#show ⇒ Object
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# File 'lib/ruby_drills/array/zip_drill.rb', line 9
def show
puts %{We have two arrays:
@a: #{@a.inspect}
@b: #{@b.inspect}
Use the Enumerable method that will take one element from a new
array and merge the corresponding elements from a and b to return
#{expected.inspect}:
}
end
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#valid?(input) ⇒ Boolean
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# File 'lib/ruby_drills/array/zip_drill.rb', line 24
def valid?(input)
input.include?('zip')
end
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