* re.c (Init_Regexp): new method Regexp#encoding.
* string.c (str_encoding): moved to encoding.c
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13613 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* encoding.c (rb_enc_find_index): search the encoding which has the
given name and return its index if found, or -1.
* st.c (type_strcasehash): case-insensitive string hash type.
* string.c (rb_str_force_encoding): force encoding of self. this name
comes from [ruby-dev:31894] by Martin Duerst. [ruby-dev:31744]
* include/ruby/encoding.h (rb_enc_find_index, rb_enc_associate_index):
prototyped.
* include/ruby/encoding.h (rb_enc_isctype): direct interface to ctype.
* include/ruby/st.h (st_init_strcasetable): prototyped.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13556 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
object is encoding capable. [ruby-dev:31780]
* string.c (rb_str_subpat_set): check for if the argument is a String.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e