Class: Debugger::SetTypeCommand

Inherits:
Command
  • Object
show all
Defined in:
lib/ruby-debug/commands/set_type.rb

Overview

Implements debugger “set_type” command

Constant Summary

Constants inherited from Command

Command::DEF_OPTIONS

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Command

commands, #find, inherited, #initialize, load_commands, #match, method_missing, options

Constructor Details

This class inherits a constructor from Debugger::Command

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Debugger::Command

Class Method Details

.help(cmd) ⇒ Object 



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# File 'lib/ruby-debug/commands/set_type.rb', line 38

def help(cmd)
   %{
     set_type <var> <type>

     Change the type of <var> to <type>
    }
end

.help_command ⇒ Object 



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# File 'lib/ruby-debug/commands/set_type.rb', line 34

def help_command
  %w[set_type]
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/ruby-debug/commands/set_type.rb', line 16

def execute
  if RUBY_VERSION < "1.9"
    print_msg "Not implemented"
    return
  end
  begin
    expr = @match[1] + " = " + @match[2] + "(" + @match[1] + ".inspect)"
    eval(expr)
  rescue
    begin
      expr = @match[1] + " = " + @match[2] + ".new(" + @match[1] + ".inspect)"
      eval(expr)
    rescue nil
    end
  end
end

#regexp ⇒ Object 



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# File 'lib/ruby-debug/commands/set_type.rb', line 7

def regexp
  / ^\s*
     set_type? \s*
     (?:\s+(\S+))?\s*
     (?:\s+(\S+))?\s*
     $
  /ix
end