From 19d3bb2d90f9806ea6cdef97a139de9f2050363a Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Thu, 20 Sep 2018 12:02:35 +0900
Subject: Make `#to_h` to take a block; [ruby-core:89088]

---
 mrbgems/mruby-array-ext/src/array.c | 44 -------------------------------------
 1 file changed, 44 deletions(-)

(limited to 'mrbgems/mruby-array-ext/src/array.c')

diff --git a/mrbgems/mruby-array-ext/src/array.c b/mrbgems/mruby-array-ext/src/array.c
index 792eb26de..b6d9c9c80 100644
--- a/mrbgems/mruby-array-ext/src/array.c
+++ b/mrbgems/mruby-array-ext/src/array.c
@@ -106,49 +106,6 @@ mrb_ary_values_at(mrb_state *mrb, mrb_value self)
   return mrb_get_values_at(mrb, self, RARRAY_LEN(self), argc, argv, mrb_ary_ref);
 }
 
-/*
- *  call-seq:
- *     ary.to_h   ->   Hash
- *
- *  Returns the result of interpreting <i>aray</i> as an array of
- *  <tt>[key, value]</tt> paris.
- *
- *      [[:foo, :bar], [1, 2]].to_h
- *        # => {:foo => :bar, 1 => 2}
- *
- */
-
-static mrb_value
-mrb_ary_to_h(mrb_state *mrb, mrb_value ary)
-{
-  mrb_int i;
-  mrb_value v, hash;
-
-  hash = mrb_hash_new_capa(mrb, 0);
-
-  for (i = 0; i < RARRAY_LEN(ary); ++i) {
-    mrb_value elt = RARRAY_PTR(ary)[i];
-    v = mrb_check_array_type(mrb, elt);
-
-    if (mrb_nil_p(v)) {
-      mrb_raisef(mrb, E_TYPE_ERROR, "wrong element type %S at %S (expected array)",
-                 mrb_str_new_cstr(mrb,  mrb_obj_classname(mrb, elt)),
-                 mrb_fixnum_value(i)
-      );
-    }
-
-    if (RARRAY_LEN(v) != 2) {
-      mrb_raisef(mrb, E_ARGUMENT_ERROR, "wrong array length at %S (expected 2, was %S)",
-                 mrb_fixnum_value(i),
-                 mrb_fixnum_value(RARRAY_LEN(v))
-      );
-    }
-
-    mrb_hash_set(mrb, hash, RARRAY_PTR(v)[0], RARRAY_PTR(v)[1]);
-  }
-
-  return hash;
-}
 
 /*
  *  call-seq:
@@ -237,7 +194,6 @@ mrb_mruby_array_ext_gem_init(mrb_state* mrb)
   mrb_define_method(mrb, a, "at",     mrb_ary_at,     MRB_ARGS_REQ(1));
   mrb_define_method(mrb, a, "rassoc", mrb_ary_rassoc, MRB_ARGS_REQ(1));
   mrb_define_method(mrb, a, "values_at", mrb_ary_values_at, MRB_ARGS_ANY());
-  mrb_define_method(mrb, a, "to_h",   mrb_ary_to_h, MRB_ARGS_REQ(0));
   mrb_define_method(mrb, a, "slice!", mrb_ary_slice_bang,   MRB_ARGS_ANY());
 }
 
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