diff options
author | Evan Prodromou <evan@status.net> | 2009-12-22 16:44:19 -0800 |
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committer | Evan Prodromou <evan@status.net> | 2009-12-22 16:44:19 -0800 |
commit | f6bf9529805cd58fdd1671dd9b133bde05e8ae87 (patch) | |
tree | cf272bd1105da48f016b635db4d9c34810adcbda /lib/curry.php | |
parent | f987273f118a12d443b6789c2ab59d7a4b01f678 (diff) | |
parent | 30c2e2ce83282f0bc268153d7ec465fbb5cf00ca (diff) |
Merge branch 'testing'
Diffstat (limited to 'lib/curry.php')
-rw-r--r-- | lib/curry.php | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/lib/curry.php b/lib/curry.php new file mode 100644 index 000000000..6136dcdc3 --- /dev/null +++ b/lib/curry.php @@ -0,0 +1,36 @@ +<?php +/* + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 2008, 2009, StatusNet, Inc. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/** + * PHP 5.3 implementation of function currying, using native closures. + * On 5.2 and lower we use the fallback implementation in util.php + * + * @param callback $fn + * @param ... any remaining arguments will be appended to call-time params + * @return callback + */ +function curry($fn) { + $extra_args = func_get_args(); + array_shift($extra_args); + return function() use ($fn, $extra_args) { + $args = func_get_args(); + return call_user_func_array($fn, + array_merge($args, $extra_args)); + }; +} |