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mruby-hash-ext: combine variable declaration with initialization

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This commit is contained in:
Yukihiro "Matz" Matsumoto
2025-10-26 23:52:19 +09:00
parent e636360250
commit 5a147838ba
1 changed files with 10 additions and 15 deletions
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mrbgems/mruby-hash-ext/src/hash_ext.c
+10 -15
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@@ -25,14 +25,13 @@ static mrb_value
hash_values_at(mrb_state *mrb, mrb_value hash)
{
const mrb_value *argv;
mrb_value result;
mrb_int argc;
int ai;
mrb_get_args(mrb, "*", &argv, &argc);
result = mrb_ary_new_capa(mrb, argc);
mrb_value result = mrb_ary_new_capa(mrb, argc);
if (argc == 0) return result;
ai = mrb_gc_arena_save(mrb);
int ai = mrb_gc_arena_save(mrb);
for (mrb_int i = 0; i < argc; i++) {
mrb_ary_push(mrb, result, mrb_hash_get(mrb, hash, argv[i]));
mrb_gc_arena_restore(mrb, ai);
@@ -54,11 +53,10 @@ static mrb_value
hash_slice(mrb_state *mrb, mrb_value hash)
{
const mrb_value *argv;
mrb_value result;
mrb_int argc;
mrb_get_args(mrb, "*", &argv, &argc);
result = mrb_hash_new_capa(mrb, argc);
mrb_value result = mrb_hash_new_capa(mrb, argc);
if (argc == 0) return result; /* empty hash */
for (mrb_int i = 0; i < argc; i++) {
mrb_value key = argv[i];
@@ -115,25 +113,23 @@ slice_bang_i(mrb_state *mrb, mrb_value key, mrb_value val, void *data)
static mrb_value
hash_slice_bang(mrb_state *mrb, mrb_value self)
{
struct slice_bang_i_arg args;
const mrb_value *argv;
mrb_int argc;
mrb_value removed_hash;
struct slice_bang_i_arg args;
mrb_int i, len;
mrb_get_args(mrb, "*", &argv, &argc);
args.keep_keys = mrb_hash_new_capa(mrb, argc);
for (i = 0; i < argc; i++) {
for (mrb_int i = 0; i < argc; i++) {
mrb_hash_set(mrb, args.keep_keys, argv[i], mrb_true_value());
}
args.keys_to_remove = mrb_ary_new(mrb);
mrb_hash_foreach(mrb, mrb_hash_ptr(self), slice_bang_i, &args);
len = RARRAY_LEN(args.keys_to_remove);
removed_hash = mrb_hash_new_capa(mrb, len);
for (i = 0; i < len; i++) {
mrb_int len = RARRAY_LEN(args.keys_to_remove);
mrb_value removed_hash = mrb_hash_new_capa(mrb, len);
for (mrb_int i = 0; i < len; i++) {
mrb_value key = mrb_ary_ref(mrb, args.keys_to_remove, i);
mrb_value val = mrb_hash_delete_key(mrb, self, key);
mrb_hash_set(mrb, removed_hash, key, val);
@@ -156,11 +152,10 @@ static mrb_value
hash_except(mrb_state *mrb, mrb_value hash)
{
const mrb_value *argv;
mrb_value result;
mrb_int argc;
mrb_get_args(mrb, "*", &argv, &argc);
result = mrb_hash_dup(mrb, hash);
mrb_value result = mrb_hash_dup(mrb, hash);
for (mrb_int i = 0; i < argc; i++) {
mrb_hash_delete_key(mrb, result, argv[i]);
}