Improve handling of templates in strange cases.

mwparserfromhell/parser/builder.py

@@ -76,8 +76,8 @@ class Builder(object):
             if isinstance(token, tokens.TemplateParamSeparator):
                 if not params:
                     name = self._pop()
-                default = self._wrap(unicode(min(int_key_range - int_keys)))
-                param = self._handle_parameter(default)
+                default = unicode(min(int_key_range - int_keys))
+                param = self._handle_parameter(self._wrap([Text(default)]))
                 if re.match(r"[1-9][0-9]*$", param.name.strip()):
                     # We try a more restrictive test for integers than
                     # try: int(), because "01" as a key will pass through int()

mwparserfromhell/parser/tokenizer.py

@@ -107,9 +107,9 @@ class Tokenizer(object):
         if self._context & contexts.TEMPLATE_NAME and self._stack:
             head = self._stack[-1]
             if isinstance(head, tokens.Text):
-                text, this = head.text, self._read()
-                if text.strip() and text.endswith("\n") and this != "\n":
-                    raise BadRoute(self._pop())
+                if head.text.strip() and head.text.endswith("\n"):
+                    if self._read() not in ["|", "=", "\n"]:
+                        raise BadRoute(self._pop())
 
     def _parse_template(self):
         reset = self._head