Class: Esolang::Interpreters::Smallfuck

Inherits:
BaseInterpreter show all
Defined in:
lib/interpreters/smallfuck_interpreter.rb

Overview

The Smallfuck class represents an interpreter for the Smallfuck esoteric programming language.

Instance Method Summary collapse

Constructor Details

#initialize(code, tape) ⇒ Smallfuck

Initializes a new instance of the Smallfuck interpreter.

Parameters:

  • code (String) —

    The Smallfuck code to interpret.

  • tape (String) —

    The initial tape state for the Smallfuck program.



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# File 'lib/interpreters/smallfuck_interpreter.rb', line 13

def initialize(code, tape)
  super(code.gsub(/[^<>\*\[\]]/, ''))
  @tape = tape.chars.map(&:to_i)
end

Instance Method Details

#run ⇒ String

Executes the interpretation of the Smallfuck code.

Returns:

  • (String) —

    The result of the Smallfuck interpretation.



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# File 'lib/interpreters/smallfuck_interpreter.rb', line 21

def run
  while running? do
    case command
    when '>' then move_right
    when '<' then move_left
    when '*' then flip
    when '[' then loop_begin
    when ']' then loop_end
    end
    @code_pointer += 1
  end
  @tape.join
end