From 09ae51fdaa8141bf197a7d359a1c1021d10fc9a5 Mon Sep 17 00:00:00 2001
From: David Anson <david@dlaa.me>
Date: Thu, 27 Oct 2016 22:09:05 -0700
Subject: [PATCH] Improve reporting of MD027 for lists in blockquotes.

---
 lib/rules.js                | 10 +++++++++-
 test/lists-in-blockquote.md | 16 ++++++++--------
 2 files changed, 17 insertions(+), 9 deletions(-)

diff --git a/lib/rules.js b/lib/rules.js
index bb58717c..3a991f11 100644
--- a/lib/rules.js
+++ b/lib/rules.js
@@ -599,13 +599,21 @@ module.exports = [
     "aliases": [ "no-multiple-space-blockquote" ],
     "func": function MD027(params, errors) {
       var blockquoteNesting = 0;
+      var listItemNesting = 0;
       params.tokens.forEach(function forToken(token) {
         if (token.type === "blockquote_open") {
           blockquoteNesting++;
         } else if (token.type === "blockquote_close") {
           blockquoteNesting--;
+        } else if (token.type === "list_item_open") {
+          listItemNesting++;
+        } else if (token.type === "list_item_close") {
+          listItemNesting--;
         } else if ((token.type === "inline") && (blockquoteNesting > 0)) {
-          if (/^(\s*>)+\s\s/.test(token.line)) {
+          var multipleSpaces = listItemNesting ?
+            /^(\s*>)+\s\s+>/.test(token.line) :
+            /^(\s*>)+\s\s/.test(token.line);
+          if (multipleSpaces) {
             errors.addContext(token.lineNumber, token.line);
           }
           token.content.split(shared.newLineRe)
diff --git a/test/lists-in-blockquote.md b/test/lists-in-blockquote.md
index f34d9864..6c949ded 100644
--- a/test/lists-in-blockquote.md
+++ b/test/lists-in-blockquote.md
@@ -25,26 +25,26 @@ Text
 Text
 
 > 1. Item
->    1. Item {MD027}
+>    1. Item
 
 Text
 
 > - Item
->   - Item {MD027}
+>   - Item
 
 Text
 
    > 1. Item
-   >    1. Item {MD027}
-   >    1.  Item {MD027} {MD030}
+   >    1. Item
+   >    1.  Item {MD030}
 
 Text
 
    > * Item
-   >   * Item {MD027}
-   >   *  Item {MD027} {MD030}
-   >    * Item {MD027} {MD005}
-   >  * Item {MD027} {MD005}
+   >   * Item
+   >   *  Item {MD030}
+   >    * Item {MD005}
+   >  * Item {MD005}
 
 Text