Add Repology link inline macro

lib/asciidoctor/foodogsquared-extensions.rb

@@ -18,6 +18,7 @@ require_relative 'wikipedia-inline-macro/extension'
 require_relative 'package-indices-link-macro/extension'
 require_relative 'fdroid-link-inline-macro/extension'
 require_relative 'musicbrainz-link-inline-macro/extension'
+require_relative 'repology-link-inline-macro/extension'
 
 Asciidoctor::Extensions.register do
   inline_macro ManInlineMacro
@@ -43,4 +44,6 @@ Asciidoctor::Extensions.register do
   inline_macro FDroidLinkInlineMacro
 
   inline_macro MusicBrainzLinkInlineMacro
+
+  inline_macro RepologyLinkInlineMacro
 end

lib/asciidoctor/repology-link-inline-macro/README.adoc

@@ -0,0 +1,27 @@
+= Repology link inline macro
+:toc:
+
+
+An inline macro for shorthands Repology links.
+
+
+== Synopsis
+
+[source, asciidoc]
+----
+repology:$PROJECT[$CAPTION]
+----
+
+Where...
+
+- `$PROJECT` is the project name listed in link:https://repology.org/projects/[Repology's project list].
+
+- `$CAPTION` is the link text to be used.
+By default, it will use the project name.
+
+
+== Example usage
+
+- `repology:beets[]` should link to the link:https://repology.org/project/beets/[Beets project page in Repology] with `beets` as the link text.
+
+- `repology:beets[widely available in Linux distributions]` is the same as the previous item but with the link text replaced to `widely available in Linux distributions`.

lib/asciidoctor/repology-link-inline-macro/extension.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class RepologyLinkInlineMacro < Asciidoctor::Extensions::InlineMacroProcessor
+  use_dsl
+
+  named :repology
+  name_positional_attributes 'caption'
+
+  def process(parent, target, attrs)
+    doc = parent.document
+    text = attrs['caption'] || target
+    url = %(https://repology.org/project/#{target})
+
+    doc.register :links, url
+
+    create_anchor parent, text, type: :link, target: url
+  end
+end