From 138cc5a77f6d8ed8a6a8469a06cba0564edb4c3f Mon Sep 17 00:00:00 2001
From: "FUJI Goro (gfx)" <gfuji@cpan.org>
Date: Mon, 27 Nov 2017 12:27:32 +0900
Subject: [PATCH 1/3] enable FOOTNOTES available in commonmarker v0.17.6

---
 lib/mato/config.rb |  1 +
 test/mato_test.rb  | 23 +++++++++++++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/lib/mato/config.rb b/lib/mato/config.rb
index 315f122..8e51d3a 100644
--- a/lib/mato/config.rb
+++ b/lib/mato/config.rb
@@ -10,6 +10,7 @@ class Config
     DEFAULT_MARKDOWN_PARSE_OPTIONS = %i[
       DEFAULT
       VALIDATE_UTF8
+      FOOTNOTES
     ].freeze
 
     # https://github.com/gjtorikian/commonmarker#render-options
diff --git a/test/mato_test.rb b/test/mato_test.rb
index 5547e43..4e0fdd9 100644
--- a/test/mato_test.rb
+++ b/test/mato_test.rb
@@ -42,4 +42,27 @@ def test_apply_html_filters
       new_doc.render_html == "<p>Hi!</p>\n"
     end
   end
+
+  def test_footnotes
+    doc = mato.process(<<~MARKDOWN)
+      This is some text.[^1]. Other text.[^footnote].
+
+      [^other-note]:  Hi!
+
+      [^1]: Some *bolded* footnote definition.
+    MARKDOWN
+
+    assert do
+      doc.render_html == <<~'HTML'
+        <p>This is some text.<sup class="footnote-ref"><a href="#fn1" id="fnref1">[1]</a></sup>. Other text.[^footnote].</p>
+        <section class="footnotes">
+        <ol>
+        <li id="fn1">
+        <p>Some <em>bolded</em> footnote definition. <a href="#fnref1" class="footnote-backref">↩</a></p>
+        </li>
+        </ol>
+        </section>
+      HTML
+    end
+  end
 end

From b8b7fa6a5386e43167c2e0ce7e2fb1ea13f35d07 Mon Sep 17 00:00:00 2001
From: "FUJI Goro (gfx)" <gfuji@cpan.org>
Date: Mon, 27 Nov 2017 12:29:05 +0900
Subject: [PATCH 2/3] requires commonmarker v0.17.6 for footnotes

---
 mato.gemspec | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mato.gemspec b/mato.gemspec
index f4b563c..409b5db 100644
--- a/mato.gemspec
+++ b/mato.gemspec
@@ -23,6 +23,6 @@ Gem::Specification.new do |spec|
   spec.required_ruby_version = ">= 2.3"
 
   spec.add_runtime_dependency "nokogiri", ">= 1.6"
-  spec.add_runtime_dependency "commonmarker", ">= 0.14"
+  spec.add_runtime_dependency "commonmarker", ">= 0.17.6"
   spec.add_runtime_dependency "rouge", ">= 3.0.0"
 end

From 7c25b109d3923ea6a4e01a84bcdbafbafcb7fd3b Mon Sep 17 00:00:00 2001
From: "FUJI Goro (gfx)" <gfuji@cpan.org>
Date: Mon, 27 Nov 2017 12:34:43 +0900
Subject: [PATCH 3/3] fix for rubocop

---
 Gemfile      | 1 +
 mato.gemspec | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/Gemfile b/Gemfile
index e11d7d2..02081c2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -12,3 +12,4 @@ gem "m"
 gem "minitest"
 gem "minitest-power_assert"
 gem "rake", ">= 10.0"
+gem "rubocop"
diff --git a/mato.gemspec b/mato.gemspec
index 409b5db..e6c0918 100644
--- a/mato.gemspec
+++ b/mato.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = ">= 2.3"
 
-  spec.add_runtime_dependency "nokogiri", ">= 1.6"
   spec.add_runtime_dependency "commonmarker", ">= 0.17.6"
+  spec.add_runtime_dependency "nokogiri", ">= 1.6"
   spec.add_runtime_dependency "rouge", ">= 3.0.0"
 end