module Byebug::Helpers::ToggleHelper - byebug-9.0.6 Documentation

# module Byebug::Helpers::ToggleHelper

Utilities to assist breakpoint/display enabling/disabling.

### Public Instance Methods

enable_disable_breakpoints(is_enable, args) click to toggle source

    # File lib/byebug/helpers/toggle.rb, line 11
    def enable_disable_breakpoints(is_enable, args)
      return errmsg(pr('toggle.errors.no_breakpoints')) if Breakpoint.none?

      all_breakpoints = Byebug.breakpoints.sort_by(&:id)
      if args.nil?
        selected_breakpoints = all_breakpoints
      else
        selected_ids = []
        args.split(/ +/).each do |pos|
          last_id = all_breakpoints.last.id
          pos, err = get_int(pos, "#{is_enable} breakpoints", 1, last_id)
          return errmsg(err) unless pos

          selected_ids << pos
        end
        selected_breakpoints = all_breakpoints.select do |b|
          selected_ids.include?(b.id)
        end
      end

      selected_breakpoints.each do |b|
        enabled = ('enable' == is_enable)
        if enabled && !syntax_valid?(b.expr)
          return errmsg(pr('toggle.errors.expression', expr: b.expr))
        end

        b.enabled = enabled
      end
    end

enable_disable_display(is_enable, args) click to toggle source

    # File lib/byebug/helpers/toggle.rb, line 41
    def enable_disable_display(is_enable, args)
      return errmsg(pr('toggle.errors.no_display')) if n_displays.zero?

      selected_displays = args ? args.split(/ +/) : [1..n_displays + 1]

      selected_displays.each do |pos|
        pos, err = get_int(pos, "#{is_enable} display", 1, n_displays)
        return errmsg(err) unless err.nil?

        Byebug.displays[pos - 1][0] = ('enable' == is_enable)
      end
    end

### Private Instance Methods

n_displays() click to toggle source

    # File lib/byebug/helpers/toggle.rb, line 56
    def n_displays
      Byebug.displays.size
    end