Allow trailing whitespace on blockquote fence lines

b762fc4b · Douwe Maan · 99fdbe4c · b762fc4b · b762fc4b · b762fc4b
Commit b762fc4b authored Jun 18, 2018 by Douwe Maan
3 changed files
--- a/changelogs/unreleased/dm-blockquote-trailing-whitespace.yml
+++ b/changelogs/unreleased/dm-blockquote-trailing-whitespace.yml
+---
+title: Allow trailing whitespace on blockquote fence lines
+merge_request:
+author:
+type: fixed
--- a/lib/banzai/filter/blockquote_fence_filter.rb
+++ b/lib/banzai/filter/blockquote_fence_filter.rb
@@ -10,7 +10,7 @@ module Banzai

            ^```
            .+?
-            \n```$
+            \n```\ *$
          )
        |
          (?<html>
@@ -19,9 +19,9 @@ module Banzai
            # Anything, including `>>>` blocks which are ignored by this filter
            # </tag>

-            ^<[^>]+?>\n
+            ^<[^>]+?>\ *\n
            .+?
-            \n<\/[^>]+?>$
+            \n<\/[^>]+?>\ *$
          )
        |
          (?:
@@ -30,14 +30,14 @@ module Banzai
            # Anything, including code and HTML blocks
            # >>>

-            ^>>>\n
+            ^>>>\ *\n
            (?<quote>
              (?:
                  # Any character that doesn't introduce a code or HTML block
                  (?!
                      ^```
                    |
-                      ^<[^>]+?>\n
+                      ^<[^>]+?>\ *\n
                  )
                  .
                |
@@ -48,7 +48,7 @@ module Banzai
                  \g<html>
              )+?
            )
-            \n>>>$
+            \n>>>\ *$
          )
      }mx.freeze


--- a/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb
+++ b/spec/lib/banzai/filter/blockquote_fence_filter_spec.rb
@@ -11,4 +11,8 @@ describe Banzai::Filter::BlockquoteFenceFilter do

    expect(output).to eq(expected)
  end
+
+  it 'allows trailing whitespace on blockquote fence lines' do
+    expect(filter(">>> \ntest\n>>> ")).to eq("> test")
+  end
 end