fix(horizontal rule): revert backwards incompatibility change

Horizontal rule syntax allows up to 3 spaces preceding dashes or asterisks. Commit da8fb53 wrongfully removed that. This commit puts that back. Closes showdownjs#317
jaxomlotus · Dec 20, 2016 · 113f5f6 · 113f5f6
1 parent cf2a907
commit 113f5f6
Show file tree

Hide file tree

Showing 7 changed files with 14 additions and 9 deletions.
diff --git a/dist/showdown.js b/dist/showdown.js
diff --git a/dist/showdown.js.map b/dist/showdown.js.map
diff --git a/dist/showdown.min.js b/dist/showdown.min.js
diff --git a/dist/showdown.min.js.map b/dist/showdown.min.js.map
diff --git a/src/subParsers/blockGamut.js b/src/subParsers/blockGamut.js
@@ -14,9 +14,9 @@ showdown.subParser('blockGamut', function (text, options, globals) {
 
   // Do Horizontal Rules:
   var key = showdown.subParser('hashBlock')('<hr />', options, globals);
-  text = text.replace(/^( ?-){3,}[ \t]*$/gm, key);
-  text = text.replace(/^( ?\*){3,}[ \t]*$/gm, key);
-  text = text.replace(/^( ?_){3,}[ \t]*$/gm, key);
+  text = text.replace(/^ {0,2}( ?-){3,}[ \t]*$/gm, key);
+  text = text.replace(/^ {0,2}( ?\*){3,}[ \t]*$/gm, key);
+  text = text.replace(/^ {0,2}( ?_){3,}[ \t]*$/gm, key);
 
   text = showdown.subParser('lists')(text, options, globals);
   text = showdown.subParser('codeBlocks')(text, options, globals);

diff --git a/test/issues/#317.spaces-before-hr.html b/test/issues/#317.spaces-before-hr.html
@@ -0,0 +1,2 @@
+<hr />
+<hr />
diff --git a/test/issues/#317.spaces-before-hr.md b/test/issues/#317.spaces-before-hr.md
@@ -0,0 +1,3 @@
+   ---
+
+   - - -