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Contents
# TITLE:
#
# String Case Extensions
#
# SUMMARY:
#
# String case-related extensions.
#
# CREDIT:
#
# - Phil Tomson
# - Thomas Sawyer
#
# TODO:
#
# - Perhaps add camelcase methods.
#
class String
# CREDIT Phil Tomson
# Return true if the string is capitalized, otherwise false.
#
# "THIS".capitalized? #=> true
# "This".capitalized? #=> true
# "this".capitalized? #=> false
def capitalized?
self =~ /^[A-Z]/
end
# CREDIT Phil Tomson
# Return true if the string is lowercase (downcase), otherwise false.
#
# "THIS".downcase? #=> false
# "This".downcase? #=> false
# "this".downcase? #=> true
def downcase?
downcase == self
end
# CREDIT Phil Tomson
# Is the string upcase/uppercase?
#
# "THIS".upcase? #=> true
# "This".upcase? #=> false
# "this".upcase? #=> false
def upcase?
self.upcase == self
end
# Alias for #downcase? method.
alias_method :lowercase?, :downcase?
# Alias for #upcase? method.
alias_method :uppercase?, :upcase?
end
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |_
# |_|\___||___/\__|
#
=begin test
require 'test/unit'
#class String
# include Compare
#end
class TestStringCase < Test::Unit::TestCase
def test_capitalized?
assert( 'Abc'.capitalized? )
end
def test_downcase?
assert( 'abc'.downcase? )
end
def test_lowercase?
assert( 'abc'.lowercase? )
end
def test_upcase?
assert( 'ABC'.upcase? )
end
def test_uppercase?
assert( 'ABC'.uppercase? )
end
end
=end
Version data entries
7 entries across 7 versions & 1 rubygems