Method: Stupidedi::Reader::FileInput#at

Defined in:
lib/stupidedi/reader/input/file_input.rb

#at(n) ⇒ String

Returns:

Raises:

  • (ArgumentError) 


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# File 'lib/stupidedi/reader/input/file_input.rb', line 59

def at(n)
  raise ArgumentError, "n must be positive" unless n >= 0

  @io.seek(@offset + n)
  @io.read(1)
end