class Leg::Tutorial

Attributes

config[RW]
pages[R]

Public Class Methods

new(config = nil) click to toggle source
# File lib/leg/tutorial.rb, line 6
def initialize(config = nil)
  @config = config
  @pages = []
end

Public Instance Methods

<<(page) click to toggle source
# File lib/leg/tutorial.rb, line 11
def <<(page)
  @pages << page
  self
end
clear() click to toggle source
# File lib/leg/tutorial.rb, line 16
def clear
  @pages.clear
end
num_steps() click to toggle source
# File lib/leg/tutorial.rb, line 30
def num_steps
  @pages.map(&:steps).map(&:length).sum
end
step(number) click to toggle source
# File lib/leg/tutorial.rb, line 20
def step(number)
  cur = 1
  @pages.each do |page|
    page.steps.each do |step|
      return step if cur == number
      cur += 1
    end
  end
end
transform_diffs(transformers, &progress_block) click to toggle source
# File lib/leg/tutorial.rb, line 34
def transform_diffs(transformers, &progress_block)
  step_num = 1
  @pages.each do |page|
    page.steps.each do |step|
      step.diffs.map! do |diff|
        transformers.inject(diff) do |acc, transformer|
          transformer.transform(acc)
        end
      end
      progress_block.(step_num) if progress_block
      step_num += 1
    end
  end
end