Class: IO

Inherits:
Object
  • Object
show all
Defined in:
lib/fusuma/plugin/inputs/input.rb

Overview

ref: github.com/Homebrew/brew/blob/6b2dbbc96f7d8aa12f9b8c9c60107c9cc58befc4/Library/Homebrew/extend/io.rb

Instance Method Summary collapse

Instance Method Details

#readline_nonblock(sep = $INPUT_RECORD_SEPARATOR) ⇒ Object 



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# File 'lib/fusuma/plugin/inputs/input.rb', line 67

def readline_nonblock(sep = $INPUT_RECORD_SEPARATOR)
  line = +''
  buffer = +''

  loop do
    break if buffer == sep

    read_nonblock(1, buffer)
    line.concat(buffer)
  end

  line.freeze
rescue IO::WaitReadable, EOFError => e
  raise e if line.empty?

  line.freeze
end