Class: Debugger::AddBreakpoint

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

Overview

:nodoc:

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/breakpoints.rb', line 58

def help(cmd)
  %{
    b[reak] file:line [if expr]
    b[reak] [file|class(:|.|#)]<line|method> [if expr] -
    \tset breakpoint to some position, (optionally) if expr == true
  }
end

.help_command ⇒ Object 



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# File 'lib/ruby-debug/commands/breakpoints.rb', line 54

def help_command
  'break'
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/ruby-debug/commands/breakpoints.rb', line 20

def execute
  if @match[1]
    line, _, _, expr = @match.captures
  else
    _, file, line, expr = @match.captures
  end

  if file.nil?
    file = File.basename(@state.file)
  else
    if line !~ /^\d+$/
      klass = debug_silent_eval(file)
      if klass && !klass.kind_of?(Module)
        print_error "Unknown class #{file}"
        throw :debug_error
      end
      file = klass.name if klass
    else
      file = File.expand_path(file) if file.index(File::SEPARATOR) || \
        File::ALT_SEPARATOR && file.index(File::ALT_SEPARATOR)
    end
  end
  
  if line =~ /^\d+$/
    line = line.to_i
  else
    line = line.intern.id2name
  end
  
  b = Debugger.add_breakpoint file, line, expr
  print_breakpoint_added b
end

#regexp ⇒ Object 



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# File 'lib/ruby-debug/commands/breakpoints.rb', line 5

def regexp
  / ^\s*
    b(?:reak)?
    (?: \s+
    (?:
      (\d+) |
      (.+?)[:.#]([^.:\s]+)
    ))?
    (?:\s+
      if\s+(.+)
    )?
    $
  /x
end