Disallow line-continuation before R-assign

nobu · nobu · commit 478135f480b4 · 2020-04-15T10:33:11.000+09:00
diff --git a/parse.y b/parse.y
@@ -8974,11 +8974,10 @@ parser_yylex(struct parser_params *p)
 		pushback(p, c);
 		if (space_seen) dispatch_scan_event(p, tSP);
 		goto retry;
-	      case '=':
 	      case '&':
 	      case '.': {
 		dispatch_delayed_token(p, tIGNORED_NL);
-		if (c == '=' ? peek(p, '>') : (peek(p, '.') == (c == '&'))) {
+		if (peek(p, '.') == (c == '&')) {
 		    pushback(p, c);
 		    dispatch_scan_event(p, tSP);
 		    goto retry;
diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
@@ -1571,7 +1571,6 @@ def test_rightward_assign
     assert_equal(1, eval("1 => a"))
     assert_equal([2,3], eval("13.divmod(5) => a,b; [a, b]"))
     assert_equal([2,3,2,3], eval("13.divmod(5) => a,b => c, d; [a, b, c, d]"))
-    assert_equal([2,3], eval("13.divmod(5)\n => a,b; [a, b]"))
     assert_equal(3, eval("1+2 => a"))
   end
 
