Class: PBM::Interpreter

Inherits:
Object
  • Object
show all
Defined in:
lib/pbm/interpreter.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Interpreter

Returns a new instance of Interpreter.



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# File 'lib/pbm/interpreter.rb', line 16

def initialize
  @running = true
end

Instance Attribute Details

#commands ⇒ Object

Returns the value of attribute commands.



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# File 'lib/pbm/interpreter.rb', line 14

def commands
  @commands
end

#running=(value) ⇒ Object (writeonly)

Sets the attribute running

Parameters:

  • value —

    the value to set the attribute running to.



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# File 'lib/pbm/interpreter.rb', line 13

def running=(value)
  @running = value
end

Class Method Details

.load ⇒ Object 



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# File 'lib/pbm/interpreter.rb', line 6

def load
  self.new.tap do |interpreter|
    interpreter.commands = AllCommands.load(interpreter)
  end
end

Instance Method Details

#exec(command) ⇒ Object 



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# File 'lib/pbm/interpreter.rb', line 20

def exec command
  command = command.to_sym
  raise "#{command}: invalid command." unless @commands.has_key?(command)
  @commands[command].run
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/pbm/interpreter.rb', line 26

def running?
  !!@running
end