Sha256: 44d9f7144a6def5aa6989b82f8ece0df190b9879415e69122b064dc938d37421
Contents?: true
Size: 626 Bytes
Versions: 4
Compression:
Stored size: 626 Bytes
Contents
class Module
#private # (we'll leave this one public for AOP-like uses).
# Creates a new method wrapping the previous of
# the same name. Reference to the old method
# is passed into the new definition block
# as the first parameter.
#
# wrap_method( sym ) { |old_meth, *args|
# old_meth.call
# ...
# }
#
# Keep in mind that this can not be used to wrap methods
# that take a block.
#
# CREDIT: Trans
def wrap_method( sym, &blk )
old = instance_method(sym)
define_method(sym) { |*args| blk.call(old.bind(self), *args) }
end
alias_method :wrap, :wrap_method
end
Version data entries
4 entries across 4 versions & 2 rubygems