Sha256: 7c9b768f71dde88dd49cef23f6e8aa290a63112f49f55048090dd301f2257eaa
Contents?: true
Size: 754 Bytes
Versions: 10
Compression:
Stored size: 754 Bytes
Contents
class Hash
# Constructs a Proc object from a hash such that the parameter
# of the Proc is assigned the hash keys as attributes.
#
# c = Class.new do
# attr_accessor :a
# end
#
# h = {:a => 1}
# o = c.new
# h.to_proc.call(o)
# o.a #=> 1
#
# If +response+ is set to +true+, then assignment will only occur
# if receiver responds_to? the writer method.
#
# CREDIT: Trans
def to_proc(response=false)
if response
lambda do |o|
self.each do |k,v|
ke = "#{k}="
o.__send__(ke, v) if respond_to?(ke)
end
end
else
lambda do |o|
self.each do |k,v|
ke = "#{k}="
o.__send__(ke, v)
end
end
end
end
end
Version data entries
10 entries across 9 versions & 2 rubygems