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# frozen_string_literal: true
require_relative 'destination_base'
module ProcessExecuter
module Destinations
# Handles generic objects that respond to `#write`
#
# @api private
class Writer < DestinationBase
# Writes data to the destination object
#
# @example
# buffer = StringIO.new
# writer_handler = ProcessExecuter::Destinations::Writer.new(buffer)
# writer_handler.write("Hello world")
#
# @param data [String] the data to write
#
# @return [Integer] the number of bytes written
#
def write(data)
super
destination.write data
end
# Determines if this class can handle the given destination
#
# @param destination [Object] the destination to check
#
# @return [Boolean] true if destination responds to #write and is not an IO object with a #fileno
#
def self.handles?(destination)
destination.respond_to?(:write) && (!destination.respond_to?(:fileno) || destination.fileno.nil?)
end
end
end
end
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