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Contents
require 'facet/kernel/set_from'
module Kernel
# Assign via setter methods using a hash (or assoc array).
#
# object.set_with( :a => 1, :b => 2 )
# object.set_with( :a, 1, :b, 2 )
# object.set_with( [:a, 1], [:b, 2] )
# object.set_with( *[[:a, 1], [:b, 2]] )
#
# These are all the same as doing:
#
# object.a = 1
# object.b = 2
#
# The array forms gaurentees order of operation.
#
def set_with(*args)
harg = args.last.is_a?(Hash) ? args.pop : {}
unless args.empty?
# if not assoc array, eg. [ [], [], ... ]
# preserves order of opertation
unless args[0].is_a?(Array)
i = 0; a = []
while i < args.size
a << [ args[i], args[i+1] ]
i += 2
end
args = a
end
end
args.each do |k,v|
self.send( "#{k}=", v ) #if respond_to?("#{k}=")
end
harg.each do |k,v|
self.send( "#{k}=", v ) #if respond_to?("#{k}=")
end
end
end
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |_
# |_|\___||___/\__|
#
=begin test
require 'test/unit'
class TCKernel < Test::Unit::TestCase
Customer = Struct.new( "Customer", :name, :address, :zip )
def test_set_with
bob = Customer.new()
sethash = { :name => "Bob Sawyer", :address => "123 Maple, Anytown NC", :zip => 12345 }
bob.set_with(sethash)
assert_equal("Bob Sawyer", bob.name)
assert_equal("123 Maple, Anytown NC", bob.address)
assert_equal(12345, bob.zip)
end
end
=end
Version data entries
19 entries across 19 versions & 1 rubygems