Class: PreTag::PreTagBlock

Inherits:
Liquid::Block
  • Object
show all
Defined in:
pre.rb

Overview

””” {% pre %} Content here {% endpre %}

{% pre copyButton %} Content here {% endpre %}”””

{% pre shell %} Content here {% endpre %}

{% pre copyButton shell %} Content here {% endpre %}

{% pre copyButton label %} Content here {% endpre %}”””

Constant Summary collapse

@@prefix =
"<button class='copyBtn' data-clipboard-target="
@@suffix =
" title='Copy to clipboard'><img src='/assets/images/clippy.svg' " \
"alt='Copy to clipboard' style='width: 13px'></button>"

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tag_name, text, tokens) ⇒ void

Constructor.

Parameters:

  • tag_name (String)

    is the name of the tag, which we already know.

  • text (Hash, String, Liquid::Tag::Parser)

    the arguments from the web page.

  • tokens (Liquid::ParseContext)

    tokenized command line



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# File 'pre.rb', line 56

def initialize(tag_name, text, tokens)
  super(tag_name, text, tokens)
  text = '' if text.nil?
  text.strip!
  @make_copy_button = text.include? 'copyButton'
  remaining_text = text.sub('copyButton', '').strip
  #puts "@make_copy_button = '#{@make_copy_button}'; text = '#{text}'; remaining_text = '#{remaining_text}'"
  @label = remaining_text
end

Class Method Details

.make_copy_button(pre_id) ⇒ Object



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# File 'pre.rb', line 34

def self.make_copy_button(pre_id)
  "#{@@prefix}'##{pre_id}'#{@@suffix}"
end

.make_pre(make_copy_button, label, content) ⇒ Object



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# File 'pre.rb', line 38

def self.make_pre(make_copy_button, label, content)
  label = if label.to_s.empty? then
    ''
  elsif label.to_s.downcase.strip == 'shell'
    "<div class='codeLabel unselectable' data-lt-active='false'>Shell</div>"
  else
     "<div class='codeLabel unselectable' data-lt-active='false'>#{label}</div>"
  end
  pre_id = "id#{SecureRandom.hex(6)}"
  copy_button = make_copy_button ? PreTagBlock.make_copy_button(pre_id) : ''
  "#{label}<pre data-lt-active='false' class='maxOneScreenHigh copyContainer' id='#{pre_id}'>#{copy_button}#{content.strip}</pre>"
end

Instance Method Details

#render(context) ⇒ String

Method prescribed by the Jekyll plugin lifecycle.

Returns:

  • (String)


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# File 'pre.rb', line 68

def render(context)
  content = super
  #puts "@make_copy_button = '#{@make_copy_button}'; @label = '#{@label}'"
  PreTagBlock.make_pre(@make_copy_button, @label, content)
end