parse.y: ANDDOT fluent interface

* parse.y (parser_yylex): ANDDOT at the head of the line denote
  line continuation from previous one to support fluent interface,
  as well as single dot.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52548 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/parse.y b/parse.y
index 0dc04783b9..56e424359c 100644
--- a/parse.y
+++ b/parse.y
@@ -8034,9 +8034,10 @@ parser_yylex(struct parser_params *parser)
 	      case '\13': /* '\v' */
 		space_seen = 1;
 		break;
+	      case '&':
 	      case '.': {
 		dispatch_delayed_token(tIGNORED_NL);
-		if (!peek('.')) {
+		if (peek('.') == (c == '&')) {
 		    pushback(c);
 		    dispatch_scan_event(tSP);
 		    goto retry;