diff options
author | ktsj <ktsj@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-04-17 06:48:03 +0000 |
---|---|---|
committer | ktsj <ktsj@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-04-17 06:48:03 +0000 |
commit | 9738f96fcfe50b2a605e350bdd40bd7a85665f54 (patch) | |
tree | a8495fa0a315ef4015f01db4d158b74987d18277 /hash.c | |
parent | b077654a2c89485c086e77c337d30a11ff3781c3 (diff) |
Introduce pattern matching [EXPERIMENTAL]
[ruby-core:87945] [Feature #14912]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67586 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'hash.c')
-rw-r--r-- | hash.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -4349,6 +4349,12 @@ rb_hash_to_proc(VALUE hash) return rb_func_proc_new(hash_proc_call, hash); } +static VALUE +rb_hash_deconstruct_keys(VALUE hash, VALUE keys) +{ + return hash; +} + static int add_new_i(st_data_t *key, st_data_t *val, st_data_t arg, int existing) { @@ -6020,6 +6026,8 @@ Init_Hash(void) rb_define_method(rb_cHash, ">=", rb_hash_ge, 1); rb_define_method(rb_cHash, ">", rb_hash_gt, 1); + rb_define_method(rb_cHash, "deconstruct_keys", rb_hash_deconstruct_keys, 1); + /* Document-class: ENV * * ENV is a hash-like accessor for environment variables. |