Class: Jekyll::Assets::Plugins::Searcher

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll/assets/plugins/searcher.rb

Overview

– Searches for ‘<img>` that have `<img asset>` or `<img asset=“args”>` and runs them through the asset system. This allows you to use real assets inside of your Markdown pre-convert. –

Instance Method Summary collapse

Constructor Details

#initialize(doc) ⇒ Searcher

Returns a new instance of Searcher.



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# File 'lib/jekyll/assets/plugins/searcher.rb', line 20

def initialize(doc)
  @doc = doc
end

Instance Method Details

#run ⇒ Object

–



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# File 'lib/jekyll/assets/plugins/searcher.rb', line 25

def run
  html.search("img[@asset]").each do |v|
    raise ArgumentError, "src is empty" unless v[:src]
    args = "#{v.delete('src')&.value} #{v.delete('asset')&.value}"
    pctx = ::Liquid::ParseContext.new

    attrs = v.attributes.keys
    args, = Tag.new("asset", args, pctx).render_raw(ctx)
    args.to_h(html: true).each do |k, vv|
      unless attrs.include?(k.to_s)
        v.set_attribute(k, vv)
      end
    end
  end

  out = html.to_html
  @doc.output = out
end