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Fix bug where head count always got larger across reloads

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Robert Lord 2017-06-15 13:05:03 -07:00
parent 685179d623
commit 8b830994b9
1 changed files with 8 additions and 5 deletions
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13
lib/unique_head.rb
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@ -1,13 +1,16 @@
# Unique header generation # Unique header generation
require 'middleman-core/renderers/redcarpet' require 'middleman-core/renderers/redcarpet'
class UniqueHeadCounter < Middleman::Renderers::MiddlemanRedcarpetHTML class UniqueHeadCounter < Middleman::Renderers::MiddlemanRedcarpetHTML
@@head_count = {} def initialize
super
@head_count = {}
end
def header(text, header_level) def header(text, header_level)
friendly_text = text.parameterize friendly_text = text.parameterize
@@head_count[friendly_text] ||= 0 @head_count[friendly_text] ||= 0
@@head_count[friendly_text] += 1 @head_count[friendly_text] += 1
if @@head_count[friendly_text] > 1 if @head_count[friendly_text] > 1
friendly_text += "-#{@@head_count[friendly_text]}" friendly_text += "-#{@head_count[friendly_text]}"
end end
return "<h#{header_level} id='#{friendly_text}'>#{text}</h#{header_level}>" return "<h#{header_level} id='#{friendly_text}'>#{text}</h#{header_level}>"
end end