Class: Byebug::UpCommand

Inherits:
Command show all
Includes:
FrameFunctions
Defined in:
lib/byebug/commands/frame.rb

Overview

Move the current frame up in the backtrace.

Class Method Summary collapse

Instance Method Summary collapse

Methods included from FrameFunctions

#adjust_frame, #get_pr_arguments, #navigate_to_frame, #switch_to_frame

Methods inherited from Command

commands, find, format_subcmd, format_subcmds, help, inherited, #initialize, #match

Methods included from StringFunctions

#camelize, #prettify

Methods included from FileFunctions

#get_line, #get_lines, #n_lines, #normalize

Methods included from ParseFunctions

#get_int, #parse_steps, #syntax_valid?

Constructor Details

This class inherits a constructor from Byebug::Command

Class Method Details

.descriptionObject


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# File 'lib/byebug/commands/frame.rb', line 132

def description
  prettify <<-EOD
    up[ count] Move to higher frame.
  EOD
end

.namesObject


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# File 'lib/byebug/commands/frame.rb', line 128

def names
  %w(up)
end

Instance Method Details

#executeObject


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# File 'lib/byebug/commands/frame.rb', line 120

def execute
  pos, err = parse_steps(@match[1], 'Up')
  return errmsg(err) unless pos

  adjust_frame(pos, false)
end

#regexpObject


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# File 'lib/byebug/commands/frame.rb', line 116

def regexp
  /^\s* u(?:p)? (?:\s+(\S+))? \s*$/x
end