Fix code copy in redcarpet renderer

app/public/js/clipboard.js

@@ -1,5 +1,5 @@
 $(function() {
-  new ClipboardJS('.sourceCode', {
+  new ClipboardJS('pre > code', {
     target: function(trigger) {
       return trigger.parentElement;
     }

spec/madness/clipboard_spec.rb

@@ -0,0 +1,43 @@
+require 'nokogiri'
+
+describe 'clipboard code selection' do
+  let(:markdown) do
+    <<~MARKDOWN
+      Inline `code_word` and block code:
+
+      ```ruby
+      def say(message = "Hi")
+        puts message
+      end
+      ```
+    MARKDOWN
+  end
+
+  let(:selector) do
+    File.read('app/public/js/clipboard.js')[/new ClipboardJS\('([^']+)'/, 1]
+  end
+
+  let(:fragment) do
+    Nokogiri::HTML.fragment(MarkdownDocument.new(markdown, title: 'Clipboard').to_html)
+  end
+
+  after do
+    config.reset
+  end
+
+  it 'targets redcarpet code blocks without targeting inline code' do
+    expect(selector).to eq 'pre > code'
+    expect(fragment.css(selector).map(&:text).join).to include 'def say'
+    expect(fragment.css(selector).map(&:text).join).not_to include 'code_word'
+  end
+
+  context 'with pandoc renderer' do
+    before { config.renderer = 'pandoc' }
+
+    it 'targets pandoc code blocks without targeting inline code' do
+      expect(selector).to eq 'pre > code'
+      expect(fragment.css(selector).map(&:text).join).to include 'def say'
+      expect(fragment.css(selector).map(&:text).join).not_to include 'code_word'
+    end
+  end
+end

spec/spec_helper.rb

@@ -34,7 +34,6 @@
 # Create tmp folder for any spec that needs it
 unless Dir.exist? 'tmp'
   Dir.mkdir 'tmp'
-  puts '[spec_helper] creating tmp dir'
 end
 
 # Include us