Sha256: 88c0e9a369c396ef5040a6a670aa2b013b8a536faa303b21d7f575f7124ea247
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Size: 689 Bytes
Versions: 78
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Stored size: 689 Bytes
Contents
module EventMachine
# Utility method for coercing arguments to an object that responds to #call
# Accepts an object and a method name to send to, or a block, or an object
# that responds to call.
#
# cb = EM.Callback{ |msg| puts(msg) }
# cb.call('hello world')
#
# cb = EM.Callback(Object, :puts)
# cb.call('hello world')
#
# cb = EM.Callback(proc{ |msg| puts(msg) })
# cb.call('hello world')
#
def self.Callback(object = nil, method = nil, &blk)
if object && method
lambda { |*args| object.send method, *args }
else
if object.respond_to? :call
object
else
blk || raise(ArgumentError)
end
end
end
end
Version data entries
78 entries across 78 versions & 10 rubygems