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https://github.com/mruby/mruby
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cremno
aa655b9ee1
- reduce compile time by a little bit (full-core: ~0.7s for me) - thanks to 'include-what-you-use' for some help - include Standard C header files before any other (coding style)
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
/*
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** hash.c - Hash class
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**
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** See Copyright Notice in mruby.h
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*/
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#include "mruby.h"
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#include "mruby/array.h"
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#include "mruby/hash.h"
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#include "mruby/khash.h"
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/*
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* call-seq:
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* hsh.values_at(key, ...) -> array
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*
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* Return an array containing the values associated with the given keys.
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* Also see <code>Hash.select</code>.
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*
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* h = { "cat" => "feline", "dog" => "canine", "cow" => "bovine" }
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* h.values_at("cow", "cat") #=> ["bovine", "feline"]
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*/
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mrb_value
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mrb_hash_values_at(mrb_state *mrb, int argc, mrb_value *argv, mrb_value hash)
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{
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mrb_value result = mrb_ary_new_capa(mrb, argc);
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long i;
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for (i=0; i<argc; i++) {
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mrb_ary_push(mrb, result, mrb_hash_get(mrb, hash, argv[i]));
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}
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return result;
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}
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static mrb_value
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hash_values_at(mrb_state *mrb, mrb_value hash)
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{
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mrb_value *argv;
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int argc;
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mrb_get_args(mrb, "*", &argv, &argc);
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return mrb_hash_values_at(mrb, argc, argv, hash);
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}
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void
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mrb_mruby_hash_ext_gem_init(mrb_state *mrb)
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{
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struct RClass *h;
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h = mrb->hash_class;
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mrb_define_method(mrb, h, "values_at", hash_values_at, MRB_ARGS_ANY());
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}
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void
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mrb_mruby_hash_ext_gem_final(mrb_state *mrb)
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{
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}
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