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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-02-12 16:26:47 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-02-12 16:26:47 +0000 |
commit | 813fcf768e6acbccd4d8afe941e6c35836ffbc2c (patch) | |
tree | 8f31768fa12cdea6abb37ccbbf4b91b5eb55596a /parse.y | |
parent | 8a876551627ade6e55a38abdba457f4dd17926c7 (diff) | |
download | ruby-813fcf768e6acbccd4d8afe941e6c35836ffbc2c.tar.gz |
* parse.y (arg_concat_gen, arg_append_gen): optimize for array concat.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15449 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'parse.y')
-rw-r--r-- | parse.y | 22 |
1 files changed, 19 insertions, 3 deletions
@@ -7794,9 +7794,19 @@ static NODE * arg_concat_gen(struct parser_params *parser, NODE *node1, NODE *node2) { if (!node2) return node1; - if (nd_type(node1) == NODE_BLOCK_PASS) { + switch (nd_type(node1)) { + case NODE_BLOCK_PASS: node1->nd_iter = arg_concat(node1->nd_iter, node2); return node1; + case NODE_ARGSPUSH: + if (nd_type(node2) != NODE_ARRAY) break; + node1->nd_body = list_concat(NEW_LIST(node1->nd_body), node2); + nd_set_type(node1, NODE_ARGSCAT); + return node1; + case NODE_ARGSCAT: + if (nd_type(node2) != NODE_ARRAY) break; + node1->nd_body = list_concat(node1->nd_body, node2); + return node1; } return NEW_ARGSCAT(node1, node2); } @@ -7811,9 +7821,15 @@ arg_append_gen(struct parser_params *parser, NODE *node1, NODE *node2) case NODE_BLOCK_PASS: node1->nd_head = arg_append(node1->nd_head, node2); return node1; - default: - return NEW_ARGSPUSH(node1, node2); + case NODE_ARGSPUSH: + node1->nd_body = list_append(NEW_LIST(node1->nd_body), node2); + nd_set_type(node1, NODE_ARGSCAT); + return node1; + case NODE_ARGSCAT: + node1->nd_body = list_append(node1->nd_body, node2); + return node1; } + return NEW_ARGSPUSH(node1, node2); } static NODE * |