Merge pull request #2 from Alwinator/add_links

Add links

Dockerfile

@@ -1,5 +1,8 @@
 FROM asciidoctor/docker-asciidoctor
-RUN gem install asciidoctor-lists
 RUN mkdir /work
 WORKDIR /work
+COPY . .
+RUN gem build asciidoctor-lists.gemspec
+RUN mv asciidoctor-lists-*.gem asciidoctor-lists.gem
+RUN gem install asciidoctor-lists.gem
 CMD ["/bin/bash"]

README.adoc

@@ -1,13 +1,13 @@
 = asciidoctor-lists
-:toc: macro
-:toclevels: 1
 
 image:https://github.com/Alwinator/asciidoctor-lists/actions/workflows/test.yml/badge.svg[Test, link=https://github.com/Alwinator/asciidoctor-lists/actions/workflows/test.yml]
 image:https://github.com/Alwinator/asciidoctor-lists/actions/workflows/publish_gem.yml/badge.svg[Build, link=https://github.com/Alwinator/asciidoctor-lists/actions/workflows/publish_gem.yml]
 image:https://img.shields.io/gem/v/asciidoctor-lists.svg[Latest Release, link=https://rubygems.org/gems/asciidoctor-lists]
 
 An https://asciidoctor.org/[asciidoctor] extension that adds a list of figures, a list of tables, or a list of anything you want!
 
+*Pull Request are always welcome! :)*
+
 == Install
 [source,asciidoc]
 ----
@@ -46,21 +46,25 @@ element_list::[element=table]
 === Rendered
 image::img/sample.png[Sample,width=400]
 
-== What is planned next?
-* Link between image/table/element and list
-
 == Docker
 [source,bash]
 ----
 # Build container
-docker build --no-cache -t asciidoctor-lists .
+docker build -t asciidoctor-lists .
 # Run Docker
 docker run -it --rm -v $(pwd):/work asciidoctor-lists
 # Build sample
 asciidoctor-pdf -r asciidoctor-lists samples/list-sample.adoc
 ----
 
 == Dev setup
+=== Run
+[source,bash]
+----
+asciidoctor -r ./lib/asciidoctor-lists.rb samples/list-sample.adoc
+----
+
+=== Install Gem
 [source,bash]
 ----
 gem build asciidoctor-lists.gemspec

lib/asciidoctor-lists/extensions.rb

@@ -22,32 +22,33 @@ def process(parent, _target, attrs)
   # Searches for the figures and replaced ListOfFiguresMacroPlaceholder with the list of figures
   # Inspired by https://github.com/asciidoctor/asciidoctor-bibtex/blob/master/lib/asciidoctor-bibtex/extensions.rb#L162
   class ListOfFiguresTreeprocessor < ::Asciidoctor::Extensions::Treeprocessor
-     def process document
+     def process(document)
        tof_blocks = document.find_by do |b|
-          # for fast search (since most searches shall fail)
-          (b.content_model == :simple) && (b.lines.size == 1) \
+         # for fast search (since most searches shall fail)
+         (b.content_model == :simple) && (b.lines.size == 1) \
             && (MacroPlaceholder.keys.include?(b.lines[0]))
-        end
-        tof_blocks.each do |block|
-          references_asciidoc = []
-          element_name = ":" + MacroPlaceholder[block.lines[0]][:element]
-          document.find_by(context: eval(element_name)).each do |element|
+       end
+       tof_blocks.each do |block|
+         references_asciidoc = []
+         element_name = ":" + MacroPlaceholder[block.lines[0]][:element]
+         document.find_by(context: eval(element_name)).each do |element|
 
-            if element.caption
-              references_asciidoc << %(#{element.caption}#{element.title} +)
-            end
-          end
+           if element.caption
+             element.id = SecureRandom.uuid
+             references_asciidoc << %(xref:#{element.id}[#{element.caption}]#{element.title} +)
+           end
+         end
 
-          block_index = block.parent.blocks.index do |b|
-            b == block
-          end
-          reference_blocks = parse_asciidoc block.parent, references_asciidoc
-          reference_blocks.reverse.each do |b|
-            block.parent.blocks.insert block_index, b
-          end
-          block.parent.blocks.delete_at block_index + reference_blocks.size
-        end
-      end
+         block_index = block.parent.blocks.index do |b|
+           b == block
+         end
+         reference_blocks = parse_asciidoc block.parent, references_asciidoc
+         reference_blocks.reverse.each do |b|
+           block.parent.blocks.insert block_index, b
+         end
+         block.parent.blocks.delete_at block_index + reference_blocks.size
+       end
+     end
       # This is an adapted version of Asciidoctor::Extension::parse_content,
       # where resultant blocks are returned as a list instead of attached to
       # the parent.

lib/asciidoctor-lists/version.rb

@@ -1,3 +1,3 @@
 module AsciidoctorLists
-  VERSION = '0.0.4'
+  VERSION = '1.0.0'
 end

samples/list-sample.adoc

@@ -25,7 +25,6 @@ image::https://upload.wikimedia.org/wikipedia/commons/3/35/Tux.svg[Linux Logo,10
 |Cell in column 2, row 2
 |===
 
-
 .Another wikipedia SVG image
 image::https://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/SVG_Logo.svg/400px-SVG_Logo.svg.png[SVG,100,100]