Merge pull request #635 from miketheman/miketheman/strikethrough-inconsistency

test: add complex tilde behavior

Author: kivikakk

src/parser/inlines.rs

@@ -938,7 +938,16 @@ impl<'a, 'r, 'o, 'd, 'c, 'p> Subject<'a, 'r, 'o, 'd, 'c, 'p> {
             self.pos - 1,
         );
 
-        if (can_open || can_close) && (!(c == b'\'' || c == b'"') || self.options.parse.smart) {
+        let is_valid_strikethrough_delim = if c == b'~' && self.options.extension.strikethrough {
+            numdelims <= 2
+        } else {
+            true
+        };
+
+        if (can_open || can_close)
+            && (!(c == b'\'' || c == b'"') || self.options.parse.smart)
+            && is_valid_strikethrough_delim
+        {
             self.push_delimiter(c, can_open, can_close, inl);
         }
 

src/tests/strikethrough.rs

@@ -7,11 +7,14 @@ fn strikethrough() {
         concat!(
             "This is ~strikethrough~.\n",
             "\n",
-            "As is ~~this, okay~~?\n"
+            "As is ~~this, okay~~?\n",
+            "\n",
+            "This ~text~~~~ is ~~~~curious~.\n",
         ),
         concat!(
             "<p>This is <del>strikethrough</del>.</p>\n",
-            "<p>As is <del>this, okay</del>?</p>\n"
+            "<p>As is <del>this, okay</del>?</p>\n",
+            "<p>This <del>text~~~~ is ~~~~curious</del>.</p>\n",
         ),
     );
 }