Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/extensions/string.rb

Overview

TODO: Get these added to the pretty_ruby gem, and use that. (Note that it uses refinements, not monkey-patching.)

Instance Method Summary collapse

Instance Method Details

#drop(count = 1) ⇒ Object 



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# File 'lib/extensions/string.rb', line 15

def drop(count = 1)
  self.chars.drop(count).join
end

#first(count = 1) ⇒ Object

Allow Scheme-style first.



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# File 'lib/extensions/string.rb', line 6

def first(count = 1)
  self[0..(count - 1)]
end

#last(count = 1) ⇒ Object 



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# File 'lib/extensions/string.rb', line 25

def last(count = 1)
  self.chars.last(count).join
end

#rest(count = 1) ⇒ Object

Allow Scheme-style rest.



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# File 'lib/extensions/string.rb', line 11

def rest(count = 1)
  drop(count)
end

#tail ⇒ Object

Allow Scheme-style tail.



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# File 'lib/extensions/string.rb', line 20

def tail
  return self if size.zero?
  last(size - 1)
end