class
	WEL_PIPE

General
	cluster: wel.support
	description: "Windows pipe, used in WEL_PROCESS_LAUNCHER"
	create: make

Ancestors
	EXCEPTIONS
	STRING_HANDLER

Queries
	exists: BOOLEAN
	input_closed: BOOLEAN
	input_handle: INTEGER
	last_read_bytes: INTEGER
	last_read_successful: BOOLEAN
	last_string: STRING
	last_write_successful: BOOLEAN
	last_written_bytes: INTEGER
	output_closed: BOOLEAN
	output_handle: INTEGER

Commands
	close
	close_input
	close_output
	put_string (a_string: STRING)
	read_stream (count: INTEGER)