ruby-changes:10420
From: matz <ko1@a...>
Date: Mon, 2 Feb 2009 19:43:37 +0900 (JST)
Subject: [ruby-changes:10420] Ruby:r21967 (trunk): * array.c (rb_ary_sort_by_bang): new method. requested in
matz 2009-02-02 19:43:27 +0900 (Mon, 02 Feb 2009) New Revision: 21967 http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=21967 Log: * array.c (rb_ary_sort_by_bang): new method. requested in [ruby-core:21709] Modified files: trunk/ChangeLog trunk/array.c Index: array.c =================================================================== --- array.c (revision 21966) +++ array.c (revision 21967) @@ -1843,8 +1843,35 @@ } +static VALUE +sort_by_i(VALUE i) +{ + return rb_yield(i); +} + /* * call-seq: + * enum.sort_by! {| obj | block } -> array + * + * Sorts <i>enum</i> in place using a set of keys generated by mapping the + * values in <i>enum</i> through the given block. + */ + +static VALUE +rb_ary_sort_by_bang(VALUE ary) +{ + VALUE sorted; + + RETURN_ENUMERATOR(ary, 0, 0); + rb_ary_modify(ary); + sorted = rb_block_call(ary, rb_intern("sort_by"), 0, 0, sort_by_i, 0); + rb_ary_replace(ary, sorted); + return ary; +} + + +/* + * call-seq: * array.collect {|item| block } -> an_array * array.map {|item| block } -> an_array * @@ -3830,6 +3857,7 @@ rb_define_method(rb_cArray, "reverse!", rb_ary_reverse_bang, 0); rb_define_method(rb_cArray, "sort", rb_ary_sort, 0); rb_define_method(rb_cArray, "sort!", rb_ary_sort_bang, 0); + rb_define_method(rb_cArray, "sort_by!", rb_ary_sort_by_bang, 0); rb_define_method(rb_cArray, "collect", rb_ary_collect, 0); rb_define_method(rb_cArray, "collect!", rb_ary_collect_bang, 0); rb_define_method(rb_cArray, "map", rb_ary_collect, 0); Index: ChangeLog =================================================================== --- ChangeLog (revision 21966) +++ ChangeLog (revision 21967) @@ -39,6 +39,11 @@ * ext/socket/socket.c (sock_initialize): make 3rd argument, protocol, optional. +Mon Feb 2 14:47:53 2009 Yukihiro Matsumoto <matz@r...> + + * array.c (rb_ary_sort_by_bang): new method. requested in + [ruby-core:21709] + Mon Feb 2 14:22:56 2009 NAKAMURA Usaku <usa@r...> * ext/socket/constants.c (cmsg_type_arg): INET6 check. -- ML: ruby-changes@q... Info: http://www.atdot.net/~ko1/quickml/