1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00

parse.y (arg_append): support NODE_ARGSCAT case

Because of the lack of this case, `[*ary,1,2,3,4,5,6]` was parsed into
an inefficient AST like `ary + [1,2] + [3,4] + [5,6]`.

A patch from Anmol Chopra <anmolchopra@rocketbox.in>.
Fixes [Bug #15018].

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64510 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
mame 2018-08-22 15:04:05 +00:00
parent 100bf27574
commit fad01941b3

View file

@ -9301,6 +9301,11 @@ arg_append(struct parser_params *p, NODE *node1, NODE *node2, const YYLTYPE *loc
node1->nd_loc.end_pos = node1->nd_body->nd_loc.end_pos;
nd_set_type(node1, NODE_ARGSCAT);
return node1;
case NODE_ARGSCAT:
if (nd_type(node1->nd_body) != NODE_ARRAY) break;
node1->nd_body = list_append(p, node1->nd_body, node2);
node1->nd_loc.end_pos = node1->nd_body->nd_loc.end_pos;
return node1;
}
return NEW_ARGSPUSH(node1, node2, loc);
}