Class: Debugger::MethodSigCommand

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

Overview

Implements the debugger ‘method sig’ 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, register_setting_get, register_setting_set, register_setting_var, settings, settings_map

Constructor Details

This class inherits a constructor from Debugger::Command

Class Method Details

.help(cmd) ⇒ Object 



34
35
36
37
38
 
# File 'lib/ruby-debug/commands/method.rb', line 34

def help(cmd)
  %{
    m[ethod] sig[nature] <obj>\tshow the signature of a method
  }
end

.help_command ⇒ Object 



30
31
32
 
# File 'lib/ruby-debug/commands/method.rb', line 30

def help_command
  'method'
end

Instance Method Details

#execute ⇒ Object 



16
17
18
19
20
21
22
23
24
25
26
27
 
# File 'lib/ruby-debug/commands/method.rb', line 16

def execute
  obj = debug_eval('method(:%s)' % @match[1])
  if obj.is_a?(Method)
    begin
      print "%s\n", obj.signature.to_s
    rescue
      errmsg("Can't get signature for '#{@match[1]}'\n")
    end
  else
    errmsg("Can't make method out of '#{@match[1]}'\n")
  end
end

#regexp ⇒ Object 



12
13
14
 
# File 'lib/ruby-debug/commands/method.rb', line 12

def regexp
  /^\s*m(?:ethod)?\s+sig(?:nature)?\s+(\S+)\s*$/
end