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@@ -1,7 +1,8 @@
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-# TODO: document me
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-
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+# The Ropen namespace. All the excitement is in <tt>Ropen::Command</tt>.
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 module Ropen
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+  # An exception raised when the executable is not a valid executable.
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   class InvalidExecutableError < StandardError; end
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+  # An exception raised when the execution takes too long.
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   class TimeoutError < StandardError; end
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 end

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@@ -4,6 +4,7 @@
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 require "ropen/spool"
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 # TODO: document me
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+# TODO: add timeouts for processes stalling for lack of stdin
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 class Ropen::Command
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   attr_reader :executable, :arguments, :exit_status

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@@ -1,7 +1,6 @@
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 require "ropen"
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 # TODO: document me
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-# TODO: add writing (e.g., cmd.stdin.puts)
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 class Ropen::Pipe
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   attr_reader :reader, :writer