Module: RplLang::Words::Program

Includes:

Types

Included in:

Rpl

Defined in:

lib/rpl/words/program.rb

Instance Method Summary

• #populate_dictionary ⇒ Object

Methods included from Types

new_object

Instance Method Details

#populate_dictionary ⇒ Object

# File 'lib/rpl/words/program.rb', line 8

def populate_dictionary
  super

  category = 'Program'

  @dictionary.add_word!( ['eval'],
                         category,
                         '( a -- … ) interpret',
                         proc do
                           args = stack_extract( [:any] )

                           if [RplList, RplNumeric, RplBoolean].include?( args[0].class )
                             @stack << args[0] # these types evaluate to themselves
                           else
                             run!( args[0].value.to_s )
                           end
                         end )

  @dictionary.add_word!( ['↴', 'lsto'],
                         category,
                         '( content name -- ) store to local variable',
                         proc do
                           args = stack_extract( [[RplName], :any] )

                           @dictionary.add_local_var!( args[0].value,
                                                       args[1] )
                         end )
end