Update MD032/blanks-around-lists to ignore non-interrupting prefixes (fixes #34).

lib/rules.js

@@ -11,6 +11,7 @@ var dollarCommandRe = /^(\s*)(\$\s)/;
 var emptyLinkRe = /\[[^\]]*](?=(?:\((?:#?|(?:<>))\))|(?:\[[^\]]*]))/;
 var htmlRe = /<[^>]*>/;
 var listItemMarkerRe = /^[\s>]*(?:[*+-]|\d+\.)\s+/;
+var listItemMarkerInterruptsRe = /^[\s>]*(?:[*+-]|1\.)\s+/;
 var reversedLinkRe = /\([^)]+\)\[[^\]^][^\]]*]/;
 var spaceAfterBlockQuote = />\s+\S/;
 var spaceBeforeHeaderRe = /^\s+\S/;
@@ -774,7 +775,12 @@ module.exports = [
           var lineTrim = line.trim();
           var listMarker = listItemMarkerRe.test(lineTrim);
           if (listMarker && !inList && !blankOrListRe.test(prevLine)) {
-            errors.addContext(lineIndex + 1, lineTrim);
+            // Check whether this list prefix can interrupt a paragraph
+            if (listItemMarkerInterruptsRe.test(lineTrim)) {
+              errors.addContext(lineIndex + 1, lineTrim);
+            } else {
+              listMarker = false;
+            }
           } else if (!listMarker && inList && !blankOrListRe.test(line)) {
             errors.addContext(lineIndex, lineTrim);
           }

test/list-syntax-in-paragraph-text.md

@@ -0,0 +1,37 @@
+# Heading
+
+This paragraph has the number
+5. More text.
+
+This paragraph has the number
+11. More text.
+
+This non-paragraph has the number
+1. This is a list. {MD032}
+
+This non-paragraph has the number
+1. This is a list. It also has the number {MD032}
+5. This is a list. {MD029}
+
+This non-paragraph has spaces and the number
+1.   This is a list. {MD030} {MD032}
+
+This non-paragraph has a dash
+- in its list. {MD032}
+
+This non-paragraph has a dash
+- in its list. It also has a plus {MD032}
++ in its list. {MD004}
+
+This non-paragraph has spaces and a dash
+-   This is a list. {MD030} {MD032}
+
+This is a mixed paragraph that has
+2. followed by text followed by
+1. which creates a list {MD032}
+1. with a couple of items
+
+Another mixed paragraph
+2. with more text
+in the middle of things
+1. before the list {MD032}

test/lists_without_blank_lines.md

@@ -19,8 +19,8 @@ text
 text
 
 text
-10. list {MD032}
+1. list {MD032}
-20. list
+2. list
 
 text