diff options
Diffstat (limited to 'src/hash.c')
| -rw-r--r-- | src/hash.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/hash.c b/src/hash.c index 98feaceac..b7bd648c0 100644 --- a/src/hash.c +++ b/src/hash.c @@ -159,6 +159,9 @@ mrb_hash_new(mrb_state *mrb) return mrb_hash_new_capa(mrb, 0); } +static mrb_value mrb_hash_default(mrb_state *mrb, mrb_value hash); +static mrb_value hash_default(mrb_state *mrb, mrb_value hash, mrb_value key); + MRB_API mrb_value mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key) { @@ -171,7 +174,9 @@ mrb_hash_get(mrb_state *mrb, mrb_value hash, mrb_value key) return kh_value(h, k).v; } - /* not found */ + if (mrb_func_basic_p(mrb, hash, mrb_intern_lit(mrb, "default"), mrb_hash_default)) { + return hash_default(mrb, hash, key); + } /* xxx mrb_funcall_tailcall(mrb, hash, "default", 1, key); */ return mrb_funcall(mrb, hash, "default", 1, key); } @@ -366,6 +371,20 @@ mrb_hash_aget(mrb_state *mrb, mrb_value self) return mrb_hash_get(mrb, self, key); } +static mrb_value +hash_default(mrb_state *mrb, mrb_value hash, mrb_value key) +{ + if (MRB_RHASH_DEFAULT_P(hash)) { + if (MRB_RHASH_PROCDEFAULT_P(hash)) { + return mrb_funcall(mrb, RHASH_PROCDEFAULT(hash), "call", 2, hash, key); + } + else { + return RHASH_IFNONE(hash); + } + } + return mrb_nil_value(); +} + /* 15.2.13.4.5 */ /* * call-seq: |