remove_simple_ifs.rb

#### simple case first

- if @person.viewable_by?(current_user)
  puts @person.name

# vs.

- @person.render_for(current_user) do |person|
  puts person.name

#### or more complex

- if @person.viewable_by?(current_user)
  - if current_user.can_view_full_name?
    puts @person.full_name
  - else
    puts @person.first_name

# vs.

- @person.render_for(current_user) do |person|
  puts person.name