Merge pull request #1820 from kxz/dtext-lists

Fixes for bulleted list rendering (#1803)

app/logical/d_text.rb

@@ -86,15 +86,22 @@ class DText
 
   def self.parse_list(str, options = {})
     html = ""
+    current_item = ""
     layout = []
     nest = 0
 
     str.split(/\n/).each do |line|
       if line =~ /^\s*(\*+) (.+)/
+        if nest > 0
+          html += "<li>#{current_item}</li>"
+        elsif not current_item.strip.empty?
+          html += "<p>#{current_item}</p>"
+        end
+
         nest = $1.size
-        content = parse_inline($2)
+        current_item = parse_inline($2)
       else
-        content = parse_inline(line)
+        current_item += parse_inline(line)
       end
 
       if nest > layout.size
@@ -108,10 +115,10 @@ class DText
           html += "</#{elist}>"
         end
       end
-
-      html += "<li>#{content}</li>"
     end
 
+    html += "<li>#{current_item}</li>"
+
     while layout.any?
       elist = layout.pop
       html += "</#{elist}>"

test/unit/dtext_test.rb

@@ -125,6 +125,14 @@ class DTextTest < ActiveSupport::TestCase
     assert_equal('<ul><li><a href="/posts/1">post #1</a></li></ul>', p("* post #1").gsub(/\n/, ""))
   end
 
+  def test_lists_not_preceded_by_newline
+    assert_equal('<p>ab</p><ul><li>c</li><li>d</li></ul>', p("a\nb\n* c\n* d").gsub(/\n/, ""))
+  end
+
+  def test_lists_with_multiline_items
+    assert_equal('<p>a</p><ul><li>bc</li><li>de</li></ul>', p("a\n* b\nc\n* d\ne").gsub(/\n/, ""))
+  end
+
   def test_inline_tags
     assert_equal('<p><a href="/posts?tags=tag">tag</a></p>', p("{{tag}}"))
   end