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mbed I/F binding for mruby

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src/array.c@1:8ccd1d494a4b, 2015-04-13 (annotated)

Committer:
mzta
Date:
Mon Apr 13 05:20:15 2015 +0000
Revision:
1:8ccd1d494a4b
Parent:
0:158c61bb030f 
- code refactoring.; - add SPI, SPISlave, I2C class to mruby-mbed (Incomplete).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mzta 0:158c61bb030f 1 /*
mzta 0:158c61bb030f 2 ** array.c - Array class
mzta 0:158c61bb030f 3 **
mzta 0:158c61bb030f 4 ** See Copyright Notice in mruby.h
mzta 0:158c61bb030f 5 */
mzta 0:158c61bb030f 6
mzta 0:158c61bb030f 7 #include "mruby.h"
mzta 0:158c61bb030f 8 #include "mruby/array.h"
mzta 0:158c61bb030f 9 #include "mruby/class.h"
mzta 0:158c61bb030f 10 #include "mruby/string.h"
mzta 0:158c61bb030f 11 #include "mruby/range.h"
mzta 0:158c61bb030f 12 #include "value_array.h"
mzta 0:158c61bb030f 13
mzta 0:158c61bb030f 14 #define ARY_DEFAULT_LEN 4
mzta 0:158c61bb030f 15 #define ARY_SHRINK_RATIO 5 /* must be larger than 2 */
mzta 0:158c61bb030f 16 #define ARY_C_MAX_SIZE (SIZE_MAX / sizeof(mrb_value))
mzta 0:158c61bb030f 17 #define ARY_MAX_SIZE ((ARY_C_MAX_SIZE < (size_t)MRB_INT_MAX) ? (mrb_int)ARY_C_MAX_SIZE : MRB_INT_MAX-1)
mzta 0:158c61bb030f 18
mzta 0:158c61bb030f 19 static inline mrb_value
mzta 0:158c61bb030f 20 ary_elt(mrb_value ary, mrb_int offset)
mzta 0:158c61bb030f 21 {
mzta 0:158c61bb030f 22 if (RARRAY_LEN(ary) == 0) return mrb_nil_value();
mzta 0:158c61bb030f 23 if (offset < 0 || RARRAY_LEN(ary) <= offset) {
mzta 0:158c61bb030f 24 return mrb_nil_value();
mzta 0:158c61bb030f 25 }
mzta 0:158c61bb030f 26 return RARRAY_PTR(ary)[offset];
mzta 0:158c61bb030f 27 }
mzta 0:158c61bb030f 28
mzta 0:158c61bb030f 29 static struct RArray*
mzta 0:158c61bb030f 30 ary_new_capa(mrb_state *mrb, mrb_int capa)
mzta 0:158c61bb030f 31 {
mzta 0:158c61bb030f 32 struct RArray *a;
mzta 0:158c61bb030f 33 mrb_int blen;
mzta 0:158c61bb030f 34
mzta 0:158c61bb030f 35 if (capa > ARY_MAX_SIZE) {
mzta 0:158c61bb030f 36 mrb_raise(mrb, E_ARGUMENT_ERROR, "array size too big");
mzta 0:158c61bb030f 37 }
mzta 0:158c61bb030f 38 blen = capa * sizeof(mrb_value);
mzta 0:158c61bb030f 39 if (blen < capa) {
mzta 0:158c61bb030f 40 mrb_raise(mrb, E_ARGUMENT_ERROR, "array size too big");
mzta 0:158c61bb030f 41 }
mzta 0:158c61bb030f 42
mzta 0:158c61bb030f 43 a = (struct RArray*)mrb_obj_alloc(mrb, MRB_TT_ARRAY, mrb->array_class);
mzta 0:158c61bb030f 44 a->ptr = (mrb_value *)mrb_malloc(mrb, blen);
mzta 0:158c61bb030f 45 a->aux.capa = capa;
mzta 0:158c61bb030f 46 a->len = 0;
mzta 0:158c61bb030f 47
mzta 0:158c61bb030f 48 return a;
mzta 0:158c61bb030f 49 }
mzta 0:158c61bb030f 50
mzta 0:158c61bb030f 51 MRB_API mrb_value
mzta 0:158c61bb030f 52 mrb_ary_new_capa(mrb_state *mrb, mrb_int capa)
mzta 0:158c61bb030f 53 {
mzta 0:158c61bb030f 54 struct RArray *a = ary_new_capa(mrb, capa);
mzta 0:158c61bb030f 55 return mrb_obj_value(a);
mzta 0:158c61bb030f 56 }
mzta 0:158c61bb030f 57
mzta 0:158c61bb030f 58 MRB_API mrb_value
mzta 0:158c61bb030f 59 mrb_ary_new(mrb_state *mrb)
mzta 0:158c61bb030f 60 {
mzta 0:158c61bb030f 61 return mrb_ary_new_capa(mrb, 0);
mzta 0:158c61bb030f 62 }
mzta 0:158c61bb030f 63
mzta 0:158c61bb030f 64 /*
mzta 0:158c61bb030f 65 * to copy array, use this instead of memcpy because of portability
mzta 0:158c61bb030f 66 * * gcc on ARM may fail optimization of memcpy
mzta 0:158c61bb030f 67 * http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.faqs/ka3934.html
mzta 0:158c61bb030f 68 * * gcc on MIPS also fail
mzta 0:158c61bb030f 69 * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39755
mzta 0:158c61bb030f 70 * * memcpy doesn't exist on freestanding environment
mzta 0:158c61bb030f 71 *
mzta 0:158c61bb030f 72 * If you optimize for binary size, use memcpy instead of this at your own risk
mzta 0:158c61bb030f 73 * of above portability issue.
mzta 0:158c61bb030f 74 *
mzta 0:158c61bb030f 75 * see also http://togetter.com/li/462898
mzta 0:158c61bb030f 76 *
mzta 0:158c61bb030f 77 */
mzta 0:158c61bb030f 78 static inline void
mzta 0:158c61bb030f 79 array_copy(mrb_value *dst, const mrb_value *src, mrb_int size)
mzta 0:158c61bb030f 80 {
mzta 0:158c61bb030f 81 mrb_int i;
mzta 0:158c61bb030f 82
mzta 0:158c61bb030f 83 for (i = 0; i < size; i++) {
mzta 0:158c61bb030f 84 dst[i] = src[i];
mzta 0:158c61bb030f 85 }
mzta 0:158c61bb030f 86 }
mzta 0:158c61bb030f 87
mzta 0:158c61bb030f 88 MRB_API mrb_value
mzta 0:158c61bb030f 89 mrb_ary_new_from_values(mrb_state *mrb, mrb_int size, const mrb_value *vals)
mzta 0:158c61bb030f 90 {
mzta 0:158c61bb030f 91 mrb_value ary;
mzta 0:158c61bb030f 92 struct RArray *a;
mzta 0:158c61bb030f 93
mzta 0:158c61bb030f 94 ary = mrb_ary_new_capa(mrb, size);
mzta 0:158c61bb030f 95 a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 96 array_copy(a->ptr, vals, size);
mzta 0:158c61bb030f 97 a->len = size;
mzta 0:158c61bb030f 98
mzta 0:158c61bb030f 99 return ary;
mzta 0:158c61bb030f 100 }
mzta 0:158c61bb030f 101
mzta 0:158c61bb030f 102 MRB_API mrb_value
mzta 0:158c61bb030f 103 mrb_assoc_new(mrb_state *mrb, mrb_value car, mrb_value cdr)
mzta 0:158c61bb030f 104 {
mzta 0:158c61bb030f 105 struct RArray *a;
mzta 0:158c61bb030f 106
mzta 0:158c61bb030f 107 a = ary_new_capa(mrb, 2);
mzta 0:158c61bb030f 108 a->ptr[0] = car;
mzta 0:158c61bb030f 109 a->ptr[1] = cdr;
mzta 0:158c61bb030f 110 a->len = 2;
mzta 0:158c61bb030f 111 return mrb_obj_value(a);
mzta 0:158c61bb030f 112 }
mzta 0:158c61bb030f 113
mzta 0:158c61bb030f 114 static void
mzta 0:158c61bb030f 115 ary_fill_with_nil(mrb_value *ptr, mrb_int size)
mzta 0:158c61bb030f 116 {
mzta 0:158c61bb030f 117 mrb_value nil = mrb_nil_value();
mzta 0:158c61bb030f 118
mzta 0:158c61bb030f 119 while (size--) {
mzta 0:158c61bb030f 120 *ptr++ = nil;
mzta 0:158c61bb030f 121 }
mzta 0:158c61bb030f 122 }
mzta 0:158c61bb030f 123
mzta 0:158c61bb030f 124 static void
mzta 0:158c61bb030f 125 ary_modify(mrb_state *mrb, struct RArray *a)
mzta 0:158c61bb030f 126 {
mzta 0:158c61bb030f 127 if (ARY_SHARED_P(a)) {
mzta 0:158c61bb030f 128 mrb_shared_array *shared = a->aux.shared;
mzta 0:158c61bb030f 129
mzta 0:158c61bb030f 130 if (shared->refcnt == 1 && a->ptr == shared->ptr) {
mzta 0:158c61bb030f 131 a->ptr = shared->ptr;
mzta 0:158c61bb030f 132 a->aux.capa = a->len;
mzta 0:158c61bb030f 133 mrb_free(mrb, shared);
mzta 0:158c61bb030f 134 }
mzta 0:158c61bb030f 135 else {
mzta 0:158c61bb030f 136 mrb_value *ptr, *p;
mzta 0:158c61bb030f 137 mrb_int len;
mzta 0:158c61bb030f 138
mzta 0:158c61bb030f 139 p = a->ptr;
mzta 0:158c61bb030f 140 len = a->len * sizeof(mrb_value);
mzta 0:158c61bb030f 141 ptr = (mrb_value *)mrb_malloc(mrb, len);
mzta 0:158c61bb030f 142 if (p) {
mzta 0:158c61bb030f 143 array_copy(ptr, p, a->len);
mzta 0:158c61bb030f 144 }
mzta 0:158c61bb030f 145 a->ptr = ptr;
mzta 0:158c61bb030f 146 a->aux.capa = a->len;
mzta 0:158c61bb030f 147 mrb_ary_decref(mrb, shared);
mzta 0:158c61bb030f 148 }
mzta 0:158c61bb030f 149 ARY_UNSET_SHARED_FLAG(a);
mzta 0:158c61bb030f 150 }
mzta 0:158c61bb030f 151 }
mzta 0:158c61bb030f 152
mzta 0:158c61bb030f 153 MRB_API void
mzta 0:158c61bb030f 154 mrb_ary_modify(mrb_state *mrb, struct RArray* a)
mzta 0:158c61bb030f 155 {
mzta 0:158c61bb030f 156 mrb_write_barrier(mrb, (struct RBasic*)a);
mzta 0:158c61bb030f 157 ary_modify(mrb, a);
mzta 0:158c61bb030f 158 }
mzta 0:158c61bb030f 159
mzta 0:158c61bb030f 160 static void
mzta 0:158c61bb030f 161 ary_make_shared(mrb_state *mrb, struct RArray *a)
mzta 0:158c61bb030f 162 {
mzta 0:158c61bb030f 163 if (!ARY_SHARED_P(a)) {
mzta 0:158c61bb030f 164 mrb_shared_array *shared = (mrb_shared_array *)mrb_malloc(mrb, sizeof(mrb_shared_array));
mzta 0:158c61bb030f 165
mzta 0:158c61bb030f 166 shared->refcnt = 1;
mzta 0:158c61bb030f 167 if (a->aux.capa > a->len) {
mzta 0:158c61bb030f 168 a->ptr = shared->ptr = (mrb_value *)mrb_realloc(mrb, a->ptr, sizeof(mrb_value)*a->len+1);
mzta 0:158c61bb030f 169 }
mzta 0:158c61bb030f 170 else {
mzta 0:158c61bb030f 171 shared->ptr = a->ptr;
mzta 0:158c61bb030f 172 }
mzta 0:158c61bb030f 173 shared->len = a->len;
mzta 0:158c61bb030f 174 a->aux.shared = shared;
mzta 0:158c61bb030f 175 ARY_SET_SHARED_FLAG(a);
mzta 0:158c61bb030f 176 }
mzta 0:158c61bb030f 177 }
mzta 0:158c61bb030f 178
mzta 0:158c61bb030f 179 static void
mzta 0:158c61bb030f 180 ary_expand_capa(mrb_state *mrb, struct RArray *a, mrb_int len)
mzta 0:158c61bb030f 181 {
mzta 0:158c61bb030f 182 mrb_int capa = a->aux.capa;
mzta 0:158c61bb030f 183
mzta 0:158c61bb030f 184 if (len > ARY_MAX_SIZE) {
mzta 0:158c61bb030f 185 mrb_raise(mrb, E_ARGUMENT_ERROR, "array size too big");
mzta 0:158c61bb030f 186 }
mzta 0:158c61bb030f 187
mzta 0:158c61bb030f 188 if (capa == 0) {
mzta 0:158c61bb030f 189 capa = ARY_DEFAULT_LEN;
mzta 0:158c61bb030f 190 }
mzta 0:158c61bb030f 191 while (capa < len) {
mzta 0:158c61bb030f 192 capa *= 2;
mzta 0:158c61bb030f 193 }
mzta 0:158c61bb030f 194
mzta 0:158c61bb030f 195 if (capa > ARY_MAX_SIZE) capa = ARY_MAX_SIZE; /* len <= capa <= ARY_MAX_SIZE */
mzta 0:158c61bb030f 196
mzta 0:158c61bb030f 197 if (capa > a->aux.capa) {
mzta 0:158c61bb030f 198 mrb_value *expanded_ptr = (mrb_value *)mrb_realloc(mrb, a->ptr, sizeof(mrb_value)*capa);
mzta 0:158c61bb030f 199
mzta 0:158c61bb030f 200 a->aux.capa = capa;
mzta 0:158c61bb030f 201 a->ptr = expanded_ptr;
mzta 0:158c61bb030f 202 }
mzta 0:158c61bb030f 203 }
mzta 0:158c61bb030f 204
mzta 0:158c61bb030f 205 static void
mzta 0:158c61bb030f 206 ary_shrink_capa(mrb_state *mrb, struct RArray *a)
mzta 0:158c61bb030f 207 {
mzta 0:158c61bb030f 208 mrb_int capa = a->aux.capa;
mzta 0:158c61bb030f 209
mzta 0:158c61bb030f 210 if (capa < ARY_DEFAULT_LEN * 2) return;
mzta 0:158c61bb030f 211 if (capa <= a->len * ARY_SHRINK_RATIO) return;
mzta 0:158c61bb030f 212
mzta 0:158c61bb030f 213 do {
mzta 0:158c61bb030f 214 capa /= 2;
mzta 0:158c61bb030f 215 if (capa < ARY_DEFAULT_LEN) {
mzta 0:158c61bb030f 216 capa = ARY_DEFAULT_LEN;
mzta 0:158c61bb030f 217 break;
mzta 0:158c61bb030f 218 }
mzta 0:158c61bb030f 219 } while (capa > a->len * ARY_SHRINK_RATIO);
mzta 0:158c61bb030f 220
mzta 0:158c61bb030f 221 if (capa > a->len && capa < a->aux.capa) {
mzta 0:158c61bb030f 222 a->aux.capa = capa;
mzta 0:158c61bb030f 223 a->ptr = (mrb_value *)mrb_realloc(mrb, a->ptr, sizeof(mrb_value)*capa);
mzta 0:158c61bb030f 224 }
mzta 0:158c61bb030f 225 }
mzta 0:158c61bb030f 226
mzta 0:158c61bb030f 227 MRB_API mrb_value
mzta 0:158c61bb030f 228 mrb_ary_resize(mrb_state *mrb, mrb_value ary, mrb_int new_len)
mzta 0:158c61bb030f 229 {
mzta 0:158c61bb030f 230 mrb_int old_len;
mzta 0:158c61bb030f 231 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 232
mzta 0:158c61bb030f 233 ary_modify(mrb, a);
mzta 0:158c61bb030f 234 old_len = RARRAY_LEN(ary);
mzta 0:158c61bb030f 235 if (old_len != new_len) {
mzta 0:158c61bb030f 236 a->len = new_len;
mzta 0:158c61bb030f 237 if (new_len < old_len) {
mzta 0:158c61bb030f 238 ary_shrink_capa(mrb, a);
mzta 0:158c61bb030f 239 }
mzta 0:158c61bb030f 240 else {
mzta 0:158c61bb030f 241 ary_expand_capa(mrb, a, new_len);
mzta 0:158c61bb030f 242 ary_fill_with_nil(a->ptr + old_len, new_len - old_len);
mzta 0:158c61bb030f 243 }
mzta 0:158c61bb030f 244 }
mzta 0:158c61bb030f 245
mzta 0:158c61bb030f 246 return ary;
mzta 0:158c61bb030f 247 }
mzta 0:158c61bb030f 248
mzta 0:158c61bb030f 249 static mrb_value
mzta 0:158c61bb030f 250 mrb_ary_s_create(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 251 {
mzta 0:158c61bb030f 252 mrb_value *vals;
mzta 0:158c61bb030f 253 mrb_int len;
mzta 0:158c61bb030f 254
mzta 0:158c61bb030f 255 mrb_get_args(mrb, "*", &vals, &len);
mzta 0:158c61bb030f 256
mzta 0:158c61bb030f 257 return mrb_ary_new_from_values(mrb, len, vals);
mzta 0:158c61bb030f 258 }
mzta 0:158c61bb030f 259
mzta 0:158c61bb030f 260 static void
mzta 0:158c61bb030f 261 ary_concat(mrb_state *mrb, struct RArray *a, mrb_value *ptr, mrb_int blen)
mzta 0:158c61bb030f 262 {
mzta 0:158c61bb030f 263 mrb_int len = a->len + blen;
mzta 0:158c61bb030f 264
mzta 0:158c61bb030f 265 ary_modify(mrb, a);
mzta 0:158c61bb030f 266 if (a->aux.capa < len) ary_expand_capa(mrb, a, len);
mzta 0:158c61bb030f 267 array_copy(a->ptr+a->len, ptr, blen);
mzta 0:158c61bb030f 268 mrb_write_barrier(mrb, (struct RBasic*)a);
mzta 0:158c61bb030f 269 a->len = len;
mzta 0:158c61bb030f 270 }
mzta 0:158c61bb030f 271
mzta 0:158c61bb030f 272 MRB_API void
mzta 0:158c61bb030f 273 mrb_ary_concat(mrb_state *mrb, mrb_value self, mrb_value other)
mzta 0:158c61bb030f 274 {
mzta 0:158c61bb030f 275 struct RArray *a2 = mrb_ary_ptr(other);
mzta 0:158c61bb030f 276
mzta 0:158c61bb030f 277 ary_concat(mrb, mrb_ary_ptr(self), a2->ptr, a2->len);
mzta 0:158c61bb030f 278 }
mzta 0:158c61bb030f 279
mzta 0:158c61bb030f 280 static mrb_value
mzta 0:158c61bb030f 281 mrb_ary_concat_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 282 {
mzta 0:158c61bb030f 283 mrb_value *ptr;
mzta 0:158c61bb030f 284 mrb_int blen;
mzta 0:158c61bb030f 285
mzta 0:158c61bb030f 286 mrb_get_args(mrb, "a", &ptr, &blen);
mzta 0:158c61bb030f 287 ary_concat(mrb, mrb_ary_ptr(self), ptr, blen);
mzta 0:158c61bb030f 288 return self;
mzta 0:158c61bb030f 289 }
mzta 0:158c61bb030f 290
mzta 0:158c61bb030f 291 static mrb_value
mzta 0:158c61bb030f 292 mrb_ary_plus(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 293 {
mzta 0:158c61bb030f 294 struct RArray *a1 = mrb_ary_ptr(self);
mzta 0:158c61bb030f 295 struct RArray *a2;
mzta 0:158c61bb030f 296 mrb_value ary;
mzta 0:158c61bb030f 297 mrb_value *ptr;
mzta 0:158c61bb030f 298 mrb_int blen;
mzta 0:158c61bb030f 299
mzta 0:158c61bb030f 300 mrb_get_args(mrb, "a", &ptr, &blen);
mzta 0:158c61bb030f 301 ary = mrb_ary_new_capa(mrb, a1->len + blen);
mzta 0:158c61bb030f 302 a2 = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 303 array_copy(a2->ptr, a1->ptr, a1->len);
mzta 0:158c61bb030f 304 array_copy(a2->ptr + a1->len, ptr, blen);
mzta 0:158c61bb030f 305 a2->len = a1->len + blen;
mzta 0:158c61bb030f 306
mzta 0:158c61bb030f 307 return ary;
mzta 0:158c61bb030f 308 }
mzta 0:158c61bb030f 309
mzta 0:158c61bb030f 310 static void
mzta 0:158c61bb030f 311 ary_replace(mrb_state *mrb, struct RArray *a, mrb_value *argv, mrb_int len)
mzta 0:158c61bb030f 312 {
mzta 0:158c61bb030f 313 ary_modify(mrb, a);
mzta 0:158c61bb030f 314 if (a->aux.capa < len)
mzta 0:158c61bb030f 315 ary_expand_capa(mrb, a, len);
mzta 0:158c61bb030f 316 array_copy(a->ptr, argv, len);
mzta 0:158c61bb030f 317 mrb_write_barrier(mrb, (struct RBasic*)a);
mzta 0:158c61bb030f 318 a->len = len;
mzta 0:158c61bb030f 319 }
mzta 0:158c61bb030f 320
mzta 0:158c61bb030f 321 MRB_API void
mzta 0:158c61bb030f 322 mrb_ary_replace(mrb_state *mrb, mrb_value self, mrb_value other)
mzta 0:158c61bb030f 323 {
mzta 0:158c61bb030f 324 struct RArray *a2 = mrb_ary_ptr(other);
mzta 0:158c61bb030f 325
mzta 0:158c61bb030f 326 ary_replace(mrb, mrb_ary_ptr(self), a2->ptr, a2->len);
mzta 0:158c61bb030f 327 }
mzta 0:158c61bb030f 328
mzta 0:158c61bb030f 329 static mrb_value
mzta 0:158c61bb030f 330 mrb_ary_replace_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 331 {
mzta 0:158c61bb030f 332 mrb_value other;
mzta 0:158c61bb030f 333
mzta 0:158c61bb030f 334 mrb_get_args(mrb, "A", &other);
mzta 0:158c61bb030f 335 mrb_ary_replace(mrb, self, other);
mzta 0:158c61bb030f 336
mzta 0:158c61bb030f 337 return self;
mzta 0:158c61bb030f 338 }
mzta 0:158c61bb030f 339
mzta 0:158c61bb030f 340 static mrb_value
mzta 0:158c61bb030f 341 mrb_ary_times(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 342 {
mzta 0:158c61bb030f 343 struct RArray *a1 = mrb_ary_ptr(self);
mzta 0:158c61bb030f 344 struct RArray *a2;
mzta 0:158c61bb030f 345 mrb_value ary;
mzta 0:158c61bb030f 346 mrb_value *ptr;
mzta 0:158c61bb030f 347 mrb_int times;
mzta 0:158c61bb030f 348
mzta 0:158c61bb030f 349 mrb_get_args(mrb, "i", &times);
mzta 0:158c61bb030f 350 if (times < 0) {
mzta 0:158c61bb030f 351 mrb_raise(mrb, E_ARGUMENT_ERROR, "negative argument");
mzta 0:158c61bb030f 352 }
mzta 0:158c61bb030f 353 if (times == 0) return mrb_ary_new(mrb);
mzta 0:158c61bb030f 354
mzta 0:158c61bb030f 355 ary = mrb_ary_new_capa(mrb, a1->len * times);
mzta 0:158c61bb030f 356 a2 = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 357 ptr = a2->ptr;
mzta 0:158c61bb030f 358 while (times--) {
mzta 0:158c61bb030f 359 array_copy(ptr, a1->ptr, a1->len);
mzta 0:158c61bb030f 360 ptr += a1->len;
mzta 0:158c61bb030f 361 a2->len += a1->len;
mzta 0:158c61bb030f 362 }
mzta 0:158c61bb030f 363
mzta 0:158c61bb030f 364 return ary;
mzta 0:158c61bb030f 365 }
mzta 0:158c61bb030f 366
mzta 0:158c61bb030f 367 static mrb_value
mzta 0:158c61bb030f 368 mrb_ary_reverse_bang(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 369 {
mzta 0:158c61bb030f 370 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 371
mzta 0:158c61bb030f 372 if (a->len > 1) {
mzta 0:158c61bb030f 373 mrb_value *p1, *p2;
mzta 0:158c61bb030f 374
mzta 0:158c61bb030f 375 ary_modify(mrb, a);
mzta 0:158c61bb030f 376 p1 = a->ptr;
mzta 0:158c61bb030f 377 p2 = a->ptr + a->len - 1;
mzta 0:158c61bb030f 378
mzta 0:158c61bb030f 379 while (p1 < p2) {
mzta 0:158c61bb030f 380 mrb_value tmp = *p1;
mzta 0:158c61bb030f 381 *p1++ = *p2;
mzta 0:158c61bb030f 382 *p2-- = tmp;
mzta 0:158c61bb030f 383 }
mzta 0:158c61bb030f 384 }
mzta 0:158c61bb030f 385 return self;
mzta 0:158c61bb030f 386 }
mzta 0:158c61bb030f 387
mzta 0:158c61bb030f 388 static mrb_value
mzta 0:158c61bb030f 389 mrb_ary_reverse(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 390 {
mzta 0:158c61bb030f 391 struct RArray *a = mrb_ary_ptr(self), *b;
mzta 0:158c61bb030f 392 mrb_value ary;
mzta 0:158c61bb030f 393
mzta 0:158c61bb030f 394 ary = mrb_ary_new_capa(mrb, a->len);
mzta 0:158c61bb030f 395 b = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 396 if (a->len > 0) {
mzta 0:158c61bb030f 397 mrb_value *p1, *p2, *e;
mzta 0:158c61bb030f 398
mzta 0:158c61bb030f 399 p1 = a->ptr;
mzta 0:158c61bb030f 400 e = p1 + a->len;
mzta 0:158c61bb030f 401 p2 = b->ptr + a->len - 1;
mzta 0:158c61bb030f 402 while (p1 < e) {
mzta 0:158c61bb030f 403 *p2-- = *p1++;
mzta 0:158c61bb030f 404 }
mzta 0:158c61bb030f 405 b->len = a->len;
mzta 0:158c61bb030f 406 }
mzta 0:158c61bb030f 407 return ary;
mzta 0:158c61bb030f 408 }
mzta 0:158c61bb030f 409
mzta 0:158c61bb030f 410 MRB_API void
mzta 0:158c61bb030f 411 mrb_ary_push(mrb_state *mrb, mrb_value ary, mrb_value elem)
mzta 0:158c61bb030f 412 {
mzta 0:158c61bb030f 413 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 414
mzta 0:158c61bb030f 415 ary_modify(mrb, a);
mzta 0:158c61bb030f 416 if (a->len == a->aux.capa)
mzta 0:158c61bb030f 417 ary_expand_capa(mrb, a, a->len + 1);
mzta 0:158c61bb030f 418 a->ptr[a->len++] = elem;
mzta 0:158c61bb030f 419 mrb_field_write_barrier_value(mrb, (struct RBasic*)a, elem);
mzta 0:158c61bb030f 420 }
mzta 0:158c61bb030f 421
mzta 0:158c61bb030f 422 static mrb_value
mzta 0:158c61bb030f 423 mrb_ary_push_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 424 {
mzta 0:158c61bb030f 425 mrb_value *argv;
mzta 0:158c61bb030f 426 mrb_int len;
mzta 0:158c61bb030f 427
mzta 0:158c61bb030f 428 mrb_get_args(mrb, "*", &argv, &len);
mzta 0:158c61bb030f 429 while (len--) {
mzta 0:158c61bb030f 430 mrb_ary_push(mrb, self, *argv++);
mzta 0:158c61bb030f 431 }
mzta 0:158c61bb030f 432
mzta 0:158c61bb030f 433 return self;
mzta 0:158c61bb030f 434 }
mzta 0:158c61bb030f 435
mzta 0:158c61bb030f 436 MRB_API mrb_value
mzta 0:158c61bb030f 437 mrb_ary_pop(mrb_state *mrb, mrb_value ary)
mzta 0:158c61bb030f 438 {
mzta 0:158c61bb030f 439 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 440
mzta 0:158c61bb030f 441 if (a->len == 0) return mrb_nil_value();
mzta 0:158c61bb030f 442 return a->ptr[--a->len];
mzta 0:158c61bb030f 443 }
mzta 0:158c61bb030f 444
mzta 0:158c61bb030f 445 #define ARY_SHIFT_SHARED_MIN 10
mzta 0:158c61bb030f 446
mzta 0:158c61bb030f 447 MRB_API mrb_value
mzta 0:158c61bb030f 448 mrb_ary_shift(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 449 {
mzta 0:158c61bb030f 450 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 451 mrb_value val;
mzta 0:158c61bb030f 452
mzta 0:158c61bb030f 453 if (a->len == 0) return mrb_nil_value();
mzta 0:158c61bb030f 454 if (ARY_SHARED_P(a)) {
mzta 0:158c61bb030f 455 L_SHIFT:
mzta 0:158c61bb030f 456 val = a->ptr[0];
mzta 0:158c61bb030f 457 a->ptr++;
mzta 0:158c61bb030f 458 a->len--;
mzta 0:158c61bb030f 459 return val;
mzta 0:158c61bb030f 460 }
mzta 0:158c61bb030f 461 if (a->len > ARY_SHIFT_SHARED_MIN) {
mzta 0:158c61bb030f 462 ary_make_shared(mrb, a);
mzta 0:158c61bb030f 463 goto L_SHIFT;
mzta 0:158c61bb030f 464 }
mzta 0:158c61bb030f 465 else {
mzta 0:158c61bb030f 466 mrb_value *ptr = a->ptr;
mzta 0:158c61bb030f 467 mrb_int size = a->len;
mzta 0:158c61bb030f 468
mzta 0:158c61bb030f 469 val = *ptr;
mzta 0:158c61bb030f 470 while (--size) {
mzta 0:158c61bb030f 471 *ptr = *(ptr+1);
mzta 0:158c61bb030f 472 ++ptr;
mzta 0:158c61bb030f 473 }
mzta 0:158c61bb030f 474 --a->len;
mzta 0:158c61bb030f 475 }
mzta 0:158c61bb030f 476 return val;
mzta 0:158c61bb030f 477 }
mzta 0:158c61bb030f 478
mzta 0:158c61bb030f 479 /* self = [1,2,3]
mzta 0:158c61bb030f 480 item = 0
mzta 0:158c61bb030f 481 self.unshift item
mzta 0:158c61bb030f 482 p self #=> [0, 1, 2, 3] */
mzta 0:158c61bb030f 483 MRB_API mrb_value
mzta 0:158c61bb030f 484 mrb_ary_unshift(mrb_state *mrb, mrb_value self, mrb_value item)
mzta 0:158c61bb030f 485 {
mzta 0:158c61bb030f 486 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 487
mzta 0:158c61bb030f 488 if (ARY_SHARED_P(a)
mzta 0:158c61bb030f 489 && a->aux.shared->refcnt == 1 /* shared only referenced from this array */
mzta 0:158c61bb030f 490 && a->ptr - a->aux.shared->ptr >= 1) /* there's room for unshifted item */ {
mzta 0:158c61bb030f 491 a->ptr--;
mzta 0:158c61bb030f 492 a->ptr[0] = item;
mzta 0:158c61bb030f 493 }
mzta 0:158c61bb030f 494 else {
mzta 0:158c61bb030f 495 ary_modify(mrb, a);
mzta 0:158c61bb030f 496 if (a->aux.capa < a->len + 1)
mzta 0:158c61bb030f 497 ary_expand_capa(mrb, a, a->len + 1);
mzta 0:158c61bb030f 498 value_move(a->ptr + 1, a->ptr, a->len);
mzta 0:158c61bb030f 499 a->ptr[0] = item;
mzta 0:158c61bb030f 500 }
mzta 0:158c61bb030f 501 a->len++;
mzta 0:158c61bb030f 502 mrb_field_write_barrier_value(mrb, (struct RBasic*)a, item);
mzta 0:158c61bb030f 503
mzta 0:158c61bb030f 504 return self;
mzta 0:158c61bb030f 505 }
mzta 0:158c61bb030f 506
mzta 0:158c61bb030f 507 static mrb_value
mzta 0:158c61bb030f 508 mrb_ary_unshift_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 509 {
mzta 0:158c61bb030f 510 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 511 mrb_value *vals;
mzta 0:158c61bb030f 512 mrb_int len;
mzta 0:158c61bb030f 513
mzta 0:158c61bb030f 514 mrb_get_args(mrb, "*", &vals, &len);
mzta 0:158c61bb030f 515 if (ARY_SHARED_P(a)
mzta 0:158c61bb030f 516 && a->aux.shared->refcnt == 1 /* shared only referenced from this array */
mzta 0:158c61bb030f 517 && a->ptr - a->aux.shared->ptr >= len) /* there's room for unshifted item */ {
mzta 0:158c61bb030f 518 a->ptr -= len;
mzta 0:158c61bb030f 519 }
mzta 0:158c61bb030f 520 else {
mzta 0:158c61bb030f 521 ary_modify(mrb, a);
mzta 0:158c61bb030f 522 if (len == 0) return self;
mzta 0:158c61bb030f 523 if (a->aux.capa < a->len + len)
mzta 0:158c61bb030f 524 ary_expand_capa(mrb, a, a->len + len);
mzta 0:158c61bb030f 525 value_move(a->ptr + len, a->ptr, a->len);
mzta 0:158c61bb030f 526 }
mzta 0:158c61bb030f 527 array_copy(a->ptr, vals, len);
mzta 0:158c61bb030f 528 a->len += len;
mzta 0:158c61bb030f 529 while (len--) {
mzta 0:158c61bb030f 530 mrb_field_write_barrier_value(mrb, (struct RBasic*)a, vals[len]);
mzta 0:158c61bb030f 531 }
mzta 0:158c61bb030f 532
mzta 0:158c61bb030f 533 return self;
mzta 0:158c61bb030f 534 }
mzta 0:158c61bb030f 535
mzta 0:158c61bb030f 536 MRB_API mrb_value
mzta 0:158c61bb030f 537 mrb_ary_ref(mrb_state *mrb, mrb_value ary, mrb_int n)
mzta 0:158c61bb030f 538 {
mzta 0:158c61bb030f 539 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 540
mzta 0:158c61bb030f 541 /* range check */
mzta 0:158c61bb030f 542 if (n < 0) n += a->len;
mzta 0:158c61bb030f 543 if (n < 0 || a->len <= n) return mrb_nil_value();
mzta 0:158c61bb030f 544
mzta 0:158c61bb030f 545 return a->ptr[n];
mzta 0:158c61bb030f 546 }
mzta 0:158c61bb030f 547
mzta 0:158c61bb030f 548 MRB_API void
mzta 0:158c61bb030f 549 mrb_ary_set(mrb_state *mrb, mrb_value ary, mrb_int n, mrb_value val)
mzta 0:158c61bb030f 550 {
mzta 0:158c61bb030f 551 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 552
mzta 0:158c61bb030f 553 ary_modify(mrb, a);
mzta 0:158c61bb030f 554 /* range check */
mzta 0:158c61bb030f 555 if (n < 0) {
mzta 0:158c61bb030f 556 n += a->len;
mzta 0:158c61bb030f 557 if (n < 0) {
mzta 0:158c61bb030f 558 mrb_raisef(mrb, E_INDEX_ERROR, "index %S out of array", mrb_fixnum_value(n - a->len));
mzta 0:158c61bb030f 559 }
mzta 0:158c61bb030f 560 }
mzta 0:158c61bb030f 561 if (a->len <= n) {
mzta 0:158c61bb030f 562 if (a->aux.capa <= n)
mzta 0:158c61bb030f 563 ary_expand_capa(mrb, a, n + 1);
mzta 0:158c61bb030f 564 ary_fill_with_nil(a->ptr + a->len, n + 1 - a->len);
mzta 0:158c61bb030f 565 a->len = n + 1;
mzta 0:158c61bb030f 566 }
mzta 0:158c61bb030f 567
mzta 0:158c61bb030f 568 a->ptr[n] = val;
mzta 0:158c61bb030f 569 mrb_field_write_barrier_value(mrb, (struct RBasic*)a, val);
mzta 0:158c61bb030f 570 }
mzta 0:158c61bb030f 571
mzta 0:158c61bb030f 572 MRB_API mrb_value
mzta 0:158c61bb030f 573 mrb_ary_splice(mrb_state *mrb, mrb_value ary, mrb_int head, mrb_int len, mrb_value rpl)
mzta 0:158c61bb030f 574 {
mzta 0:158c61bb030f 575 struct RArray *a = mrb_ary_ptr(ary);
mzta 0:158c61bb030f 576 mrb_int tail, size;
mzta 0:158c61bb030f 577 const mrb_value *argv;
mzta 0:158c61bb030f 578 mrb_int i, argc;
mzta 0:158c61bb030f 579
mzta 0:158c61bb030f 580 ary_modify(mrb, a);
mzta 0:158c61bb030f 581
mzta 0:158c61bb030f 582 /* len check */
mzta 0:158c61bb030f 583 if (len < 0) mrb_raisef(mrb, E_INDEX_ERROR, "negative length (%S)", mrb_fixnum_value(len));
mzta 0:158c61bb030f 584
mzta 0:158c61bb030f 585 /* range check */
mzta 0:158c61bb030f 586 if (head < 0) {
mzta 0:158c61bb030f 587 head += a->len;
mzta 0:158c61bb030f 588 if (head < 0) {
mzta 0:158c61bb030f 589 mrb_raise(mrb, E_INDEX_ERROR, "index is out of array");
mzta 0:158c61bb030f 590 }
mzta 0:158c61bb030f 591 }
mzta 0:158c61bb030f 592 if (a->len < len || a->len < head + len) {
mzta 0:158c61bb030f 593 len = a->len - head;
mzta 0:158c61bb030f 594 }
mzta 0:158c61bb030f 595 tail = head + len;
mzta 0:158c61bb030f 596
mzta 0:158c61bb030f 597 /* size check */
mzta 0:158c61bb030f 598 if (mrb_array_p(rpl)) {
mzta 0:158c61bb030f 599 argc = RARRAY_LEN(rpl);
mzta 0:158c61bb030f 600 argv = RARRAY_PTR(rpl);
mzta 0:158c61bb030f 601 }
mzta 0:158c61bb030f 602 else {
mzta 0:158c61bb030f 603 argc = 1;
mzta 0:158c61bb030f 604 argv = &rpl;
mzta 0:158c61bb030f 605 }
mzta 0:158c61bb030f 606 size = head + argc;
mzta 0:158c61bb030f 607
mzta 0:158c61bb030f 608 if (tail < a->len) size += a->len - tail;
mzta 0:158c61bb030f 609 if (size > a->aux.capa)
mzta 0:158c61bb030f 610 ary_expand_capa(mrb, a, size);
mzta 0:158c61bb030f 611
mzta 0:158c61bb030f 612 if (head > a->len) {
mzta 0:158c61bb030f 613 ary_fill_with_nil(a->ptr + a->len, head - a->len);
mzta 0:158c61bb030f 614 }
mzta 0:158c61bb030f 615 else if (head < a->len) {
mzta 0:158c61bb030f 616 value_move(a->ptr + head + argc, a->ptr + tail, a->len - tail);
mzta 0:158c61bb030f 617 }
mzta 0:158c61bb030f 618
mzta 0:158c61bb030f 619 for (i = 0; i < argc; i++) {
mzta 0:158c61bb030f 620 *(a->ptr + head + i) = *(argv + i);
mzta 0:158c61bb030f 621 mrb_field_write_barrier_value(mrb, (struct RBasic*)a, argv[i]);
mzta 0:158c61bb030f 622 }
mzta 0:158c61bb030f 623
mzta 0:158c61bb030f 624 a->len = size;
mzta 0:158c61bb030f 625
mzta 0:158c61bb030f 626 return ary;
mzta 0:158c61bb030f 627 }
mzta 0:158c61bb030f 628
mzta 0:158c61bb030f 629 void
mzta 0:158c61bb030f 630 mrb_ary_decref(mrb_state *mrb, mrb_shared_array *shared)
mzta 0:158c61bb030f 631 {
mzta 0:158c61bb030f 632 shared->refcnt--;
mzta 0:158c61bb030f 633 if (shared->refcnt == 0) {
mzta 0:158c61bb030f 634 mrb_free(mrb, shared->ptr);
mzta 0:158c61bb030f 635 mrb_free(mrb, shared);
mzta 0:158c61bb030f 636 }
mzta 0:158c61bb030f 637 }
mzta 0:158c61bb030f 638
mzta 0:158c61bb030f 639 static mrb_value
mzta 0:158c61bb030f 640 ary_subseq(mrb_state *mrb, struct RArray *a, mrb_int beg, mrb_int len)
mzta 0:158c61bb030f 641 {
mzta 0:158c61bb030f 642 struct RArray *b;
mzta 0:158c61bb030f 643
mzta 0:158c61bb030f 644 ary_make_shared(mrb, a);
mzta 0:158c61bb030f 645 b = (struct RArray*)mrb_obj_alloc(mrb, MRB_TT_ARRAY, mrb->array_class);
mzta 0:158c61bb030f 646 b->ptr = a->ptr + beg;
mzta 0:158c61bb030f 647 b->len = len;
mzta 0:158c61bb030f 648 b->aux.shared = a->aux.shared;
mzta 0:158c61bb030f 649 b->aux.shared->refcnt++;
mzta 0:158c61bb030f 650 ARY_SET_SHARED_FLAG(b);
mzta 0:158c61bb030f 651
mzta 0:158c61bb030f 652 return mrb_obj_value(b);
mzta 0:158c61bb030f 653 }
mzta 0:158c61bb030f 654
mzta 0:158c61bb030f 655 static mrb_int
mzta 0:158c61bb030f 656 aget_index(mrb_state *mrb, mrb_value index)
mzta 0:158c61bb030f 657 {
mzta 0:158c61bb030f 658 if (mrb_fixnum_p(index)) {
mzta 0:158c61bb030f 659 return mrb_fixnum(index);
mzta 0:158c61bb030f 660 }
mzta 0:158c61bb030f 661 else if (mrb_float_p(index)) {
mzta 0:158c61bb030f 662 return (mrb_int)mrb_float(index);
mzta 0:158c61bb030f 663 }
mzta 0:158c61bb030f 664 else {
mzta 0:158c61bb030f 665 mrb_int i, argc;
mzta 0:158c61bb030f 666 mrb_value *argv;
mzta 0:158c61bb030f 667
mzta 0:158c61bb030f 668 mrb_get_args(mrb, "i*", &i, &argv, &argc);
mzta 0:158c61bb030f 669 return i;
mzta 0:158c61bb030f 670 }
mzta 0:158c61bb030f 671 }
mzta 0:158c61bb030f 672
mzta 0:158c61bb030f 673 /*
mzta 0:158c61bb030f 674 * call-seq:
mzta 0:158c61bb030f 675 * ary[index] -> obj or nil
mzta 0:158c61bb030f 676 * ary[start, length] -> new_ary or nil
mzta 0:158c61bb030f 677 * ary[range] -> new_ary or nil
mzta 0:158c61bb030f 678 * ary.slice(index) -> obj or nil
mzta 0:158c61bb030f 679 * ary.slice(start, length) -> new_ary or nil
mzta 0:158c61bb030f 680 * ary.slice(range) -> new_ary or nil
mzta 0:158c61bb030f 681 *
mzta 0:158c61bb030f 682 * Element Reference --- Returns the element at +index+, or returns a
mzta 0:158c61bb030f 683 * subarray starting at the +start+ index and continuing for +length+
mzta 0:158c61bb030f 684 * elements, or returns a subarray specified by +range+ of indices.
mzta 0:158c61bb030f 685 *
mzta 0:158c61bb030f 686 * Negative indices count backward from the end of the array (-1 is the last
mzta 0:158c61bb030f 687 * element). For +start+ and +range+ cases the starting index is just before
mzta 0:158c61bb030f 688 * an element. Additionally, an empty array is returned when the starting
mzta 0:158c61bb030f 689 * index for an element range is at the end of the array.
mzta 0:158c61bb030f 690 *
mzta 0:158c61bb030f 691 * Returns +nil+ if the index (or starting index) are out of range.
mzta 0:158c61bb030f 692 *
mzta 0:158c61bb030f 693 * a = [ "a", "b", "c", "d", "e" ]
mzta 0:158c61bb030f 694 * a[1] => "b"
mzta 0:158c61bb030f 695 * a[1,2] => ["b", "c"]
mzta 0:158c61bb030f 696 * a[1..-2] => ["b", "c", "d"]
mzta 0:158c61bb030f 697 *
mzta 0:158c61bb030f 698 */
mzta 0:158c61bb030f 699
mzta 0:158c61bb030f 700 static mrb_value
mzta 0:158c61bb030f 701 mrb_ary_aget(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 702 {
mzta 0:158c61bb030f 703 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 704 mrb_int i, len;
mzta 0:158c61bb030f 705 mrb_value index;
mzta 0:158c61bb030f 706
mzta 0:158c61bb030f 707 if (mrb_get_args(mrb, "o|i", &index, &len) == 1) {
mzta 0:158c61bb030f 708 switch (mrb_type(index)) {
mzta 0:158c61bb030f 709 /* a[n..m] */
mzta 0:158c61bb030f 710 case MRB_TT_RANGE:
mzta 0:158c61bb030f 711 if (mrb_range_beg_len(mrb, index, &i, &len, a->len)) {
mzta 0:158c61bb030f 712 return ary_subseq(mrb, a, i, len);
mzta 0:158c61bb030f 713 }
mzta 0:158c61bb030f 714 else {
mzta 0:158c61bb030f 715 return mrb_nil_value();
mzta 0:158c61bb030f 716 }
mzta 0:158c61bb030f 717 case MRB_TT_FIXNUM:
mzta 0:158c61bb030f 718 return mrb_ary_ref(mrb, self, mrb_fixnum(index));
mzta 0:158c61bb030f 719 default:
mzta 0:158c61bb030f 720 return mrb_ary_ref(mrb, self, aget_index(mrb, index));
mzta 0:158c61bb030f 721 }
mzta 0:158c61bb030f 722 }
mzta 0:158c61bb030f 723
mzta 0:158c61bb030f 724 i = aget_index(mrb, index);
mzta 0:158c61bb030f 725 if (i < 0) i += a->len;
mzta 0:158c61bb030f 726 if (i < 0 || a->len < i) return mrb_nil_value();
mzta 0:158c61bb030f 727 if (len < 0) return mrb_nil_value();
mzta 0:158c61bb030f 728 if (a->len == i) return mrb_ary_new(mrb);
mzta 0:158c61bb030f 729 if (len > a->len - i) len = a->len - i;
mzta 0:158c61bb030f 730
mzta 0:158c61bb030f 731 return ary_subseq(mrb, a, i, len);
mzta 0:158c61bb030f 732 }
mzta 0:158c61bb030f 733
mzta 0:158c61bb030f 734 /*
mzta 0:158c61bb030f 735 * call-seq:
mzta 0:158c61bb030f 736 * ary[index] = obj -> obj
mzta 0:158c61bb030f 737 * ary[start, length] = obj or other_ary or nil -> obj or other_ary or nil
mzta 0:158c61bb030f 738 * ary[range] = obj or other_ary or nil -> obj or other_ary or nil
mzta 0:158c61bb030f 739 *
mzta 0:158c61bb030f 740 * Element Assignment --- Sets the element at +index+, or replaces a subarray
mzta 0:158c61bb030f 741 * from the +start+ index for +length+ elements, or replaces a subarray
mzta 0:158c61bb030f 742 * specified by the +range+ of indices.
mzta 0:158c61bb030f 743 *
mzta 0:158c61bb030f 744 * If indices are greater than the current capacity of the array, the array
mzta 0:158c61bb030f 745 * grows automatically. Elements are inserted into the array at +start+ if
mzta 0:158c61bb030f 746 * +length+ is zero.
mzta 0:158c61bb030f 747 *
mzta 0:158c61bb030f 748 * Negative indices will count backward from the end of the array. For
mzta 0:158c61bb030f 749 * +start+ and +range+ cases the starting index is just before an element.
mzta 0:158c61bb030f 750 *
mzta 0:158c61bb030f 751 * An IndexError is raised if a negative index points past the beginning of
mzta 0:158c61bb030f 752 * the array.
mzta 0:158c61bb030f 753 *
mzta 0:158c61bb030f 754 * See also Array#push, and Array#unshift.
mzta 0:158c61bb030f 755 *
mzta 0:158c61bb030f 756 * a = Array.new
mzta 0:158c61bb030f 757 * a[4] = "4"; #=> [nil, nil, nil, nil, "4"]
mzta 0:158c61bb030f 758 * a[0, 3] = [ 'a', 'b', 'c' ] #=> ["a", "b", "c", nil, "4"]
mzta 0:158c61bb030f 759 * a[1..2] = [ 1, 2 ] #=> ["a", 1, 2, nil, "4"]
mzta 0:158c61bb030f 760 * a[0, 2] = "?" #=> ["?", 2, nil, "4"]
mzta 0:158c61bb030f 761 * a[0..2] = "A" #=> ["A", "4"]
mzta 0:158c61bb030f 762 * a[-1] = "Z" #=> ["A", "Z"]
mzta 0:158c61bb030f 763 * a[1..-1] = nil #=> ["A", nil]
mzta 0:158c61bb030f 764 * a[1..-1] = [] #=> ["A"]
mzta 0:158c61bb030f 765 * a[0, 0] = [ 1, 2 ] #=> [1, 2, "A"]
mzta 0:158c61bb030f 766 * a[3, 0] = "B" #=> [1, 2, "A", "B"]
mzta 0:158c61bb030f 767 */
mzta 0:158c61bb030f 768
mzta 0:158c61bb030f 769 static mrb_value
mzta 0:158c61bb030f 770 mrb_ary_aset(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 771 {
mzta 0:158c61bb030f 772 mrb_value v1, v2, v3;
mzta 0:158c61bb030f 773 mrb_int i, len;
mzta 0:158c61bb030f 774
mzta 0:158c61bb030f 775 if (mrb_get_args(mrb, "oo|o", &v1, &v2, &v3) == 2) {
mzta 0:158c61bb030f 776 switch (mrb_type(v1)) {
mzta 0:158c61bb030f 777 /* a[n..m] = v */
mzta 0:158c61bb030f 778 case MRB_TT_RANGE:
mzta 0:158c61bb030f 779 if (mrb_range_beg_len(mrb, v1, &i, &len, RARRAY_LEN(self))) {
mzta 0:158c61bb030f 780 mrb_ary_splice(mrb, self, i, len, v2);
mzta 0:158c61bb030f 781 }
mzta 0:158c61bb030f 782 break;
mzta 0:158c61bb030f 783 /* a[n] = v */
mzta 0:158c61bb030f 784 case MRB_TT_FIXNUM:
mzta 0:158c61bb030f 785 mrb_ary_set(mrb, self, mrb_fixnum(v1), v2);
mzta 0:158c61bb030f 786 break;
mzta 0:158c61bb030f 787 default:
mzta 0:158c61bb030f 788 mrb_ary_set(mrb, self, aget_index(mrb, v1), v2);
mzta 0:158c61bb030f 789 break;
mzta 0:158c61bb030f 790 }
mzta 0:158c61bb030f 791 return v2;
mzta 0:158c61bb030f 792 }
mzta 0:158c61bb030f 793
mzta 0:158c61bb030f 794 /* a[n,m] = v */
mzta 0:158c61bb030f 795 mrb_ary_splice(mrb, self, aget_index(mrb, v1), aget_index(mrb, v2), v3);
mzta 0:158c61bb030f 796 return v3;
mzta 0:158c61bb030f 797 }
mzta 0:158c61bb030f 798
mzta 0:158c61bb030f 799 static mrb_value
mzta 0:158c61bb030f 800 mrb_ary_delete_at(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 801 {
mzta 0:158c61bb030f 802 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 803 mrb_int index;
mzta 0:158c61bb030f 804 mrb_value val;
mzta 0:158c61bb030f 805 mrb_value *ptr;
mzta 0:158c61bb030f 806 mrb_int len;
mzta 0:158c61bb030f 807
mzta 0:158c61bb030f 808 mrb_get_args(mrb, "i", &index);
mzta 0:158c61bb030f 809 if (index < 0) index += a->len;
mzta 0:158c61bb030f 810 if (index < 0 || a->len <= index) return mrb_nil_value();
mzta 0:158c61bb030f 811
mzta 0:158c61bb030f 812 ary_modify(mrb, a);
mzta 0:158c61bb030f 813 val = a->ptr[index];
mzta 0:158c61bb030f 814
mzta 0:158c61bb030f 815 ptr = a->ptr + index;
mzta 0:158c61bb030f 816 len = a->len - index;
mzta 0:158c61bb030f 817 while (--len) {
mzta 0:158c61bb030f 818 *ptr = *(ptr+1);
mzta 0:158c61bb030f 819 ++ptr;
mzta 0:158c61bb030f 820 }
mzta 0:158c61bb030f 821 --a->len;
mzta 0:158c61bb030f 822
mzta 0:158c61bb030f 823 ary_shrink_capa(mrb, a);
mzta 0:158c61bb030f 824
mzta 0:158c61bb030f 825 return val;
mzta 0:158c61bb030f 826 }
mzta 0:158c61bb030f 827
mzta 0:158c61bb030f 828 static mrb_value
mzta 0:158c61bb030f 829 mrb_ary_first(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 830 {
mzta 0:158c61bb030f 831 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 832 mrb_int size;
mzta 0:158c61bb030f 833
mzta 0:158c61bb030f 834 if (mrb_get_args(mrb, "|i", &size) == 0) {
mzta 0:158c61bb030f 835 return (a->len > 0)? a->ptr[0]: mrb_nil_value();
mzta 0:158c61bb030f 836 }
mzta 0:158c61bb030f 837 if (size < 0) {
mzta 0:158c61bb030f 838 mrb_raise(mrb, E_ARGUMENT_ERROR, "negative array size");
mzta 0:158c61bb030f 839 }
mzta 0:158c61bb030f 840
mzta 0:158c61bb030f 841 if (size > a->len) size = a->len;
mzta 0:158c61bb030f 842 if (ARY_SHARED_P(a)) {
mzta 0:158c61bb030f 843 return ary_subseq(mrb, a, 0, size);
mzta 0:158c61bb030f 844 }
mzta 0:158c61bb030f 845 return mrb_ary_new_from_values(mrb, size, a->ptr);
mzta 0:158c61bb030f 846 }
mzta 0:158c61bb030f 847
mzta 0:158c61bb030f 848 static mrb_value
mzta 0:158c61bb030f 849 mrb_ary_last(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 850 {
mzta 0:158c61bb030f 851 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 852 mrb_int size;
mzta 0:158c61bb030f 853
mzta 0:158c61bb030f 854 if (mrb_get_args(mrb, "|i", &size) == 0)
mzta 0:158c61bb030f 855 return (a->len > 0)? a->ptr[a->len - 1]: mrb_nil_value();
mzta 0:158c61bb030f 856
mzta 0:158c61bb030f 857 if (size < 0) {
mzta 0:158c61bb030f 858 mrb_raise(mrb, E_ARGUMENT_ERROR, "negative array size");
mzta 0:158c61bb030f 859 }
mzta 0:158c61bb030f 860 if (size > a->len) size = a->len;
mzta 0:158c61bb030f 861 if (ARY_SHARED_P(a) || size > ARY_DEFAULT_LEN) {
mzta 0:158c61bb030f 862 return ary_subseq(mrb, a, a->len - size, size);
mzta 0:158c61bb030f 863 }
mzta 0:158c61bb030f 864 return mrb_ary_new_from_values(mrb, size, a->ptr + a->len - size);
mzta 0:158c61bb030f 865 }
mzta 0:158c61bb030f 866
mzta 0:158c61bb030f 867 static mrb_value
mzta 0:158c61bb030f 868 mrb_ary_index_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 869 {
mzta 0:158c61bb030f 870 mrb_value obj;
mzta 0:158c61bb030f 871 mrb_int i;
mzta 0:158c61bb030f 872
mzta 0:158c61bb030f 873 mrb_get_args(mrb, "o", &obj);
mzta 0:158c61bb030f 874 for (i = 0; i < RARRAY_LEN(self); i++) {
mzta 0:158c61bb030f 875 if (mrb_equal(mrb, RARRAY_PTR(self)[i], obj)) {
mzta 0:158c61bb030f 876 return mrb_fixnum_value(i);
mzta 0:158c61bb030f 877 }
mzta 0:158c61bb030f 878 }
mzta 0:158c61bb030f 879 return mrb_nil_value();
mzta 0:158c61bb030f 880 }
mzta 0:158c61bb030f 881
mzta 0:158c61bb030f 882 static mrb_value
mzta 0:158c61bb030f 883 mrb_ary_rindex_m(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 884 {
mzta 0:158c61bb030f 885 mrb_value obj;
mzta 0:158c61bb030f 886 mrb_int i;
mzta 0:158c61bb030f 887
mzta 0:158c61bb030f 888 mrb_get_args(mrb, "o", &obj);
mzta 0:158c61bb030f 889 for (i = RARRAY_LEN(self) - 1; i >= 0; i--) {
mzta 0:158c61bb030f 890 if (mrb_equal(mrb, RARRAY_PTR(self)[i], obj)) {
mzta 0:158c61bb030f 891 return mrb_fixnum_value(i);
mzta 0:158c61bb030f 892 }
mzta 0:158c61bb030f 893 }
mzta 0:158c61bb030f 894 return mrb_nil_value();
mzta 0:158c61bb030f 895 }
mzta 0:158c61bb030f 896
mzta 0:158c61bb030f 897 MRB_API mrb_value
mzta 0:158c61bb030f 898 mrb_ary_splat(mrb_state *mrb, mrb_value v)
mzta 0:158c61bb030f 899 {
mzta 0:158c61bb030f 900 if (mrb_array_p(v)) {
mzta 0:158c61bb030f 901 return v;
mzta 0:158c61bb030f 902 }
mzta 0:158c61bb030f 903 if (mrb_respond_to(mrb, v, mrb_intern_lit(mrb, "to_a"))) {
mzta 0:158c61bb030f 904 return mrb_funcall(mrb, v, "to_a", 0);
mzta 0:158c61bb030f 905 }
mzta 0:158c61bb030f 906 else {
mzta 0:158c61bb030f 907 return mrb_ary_new_from_values(mrb, 1, &v);
mzta 0:158c61bb030f 908 }
mzta 0:158c61bb030f 909 }
mzta 0:158c61bb030f 910
mzta 0:158c61bb030f 911 static mrb_value
mzta 0:158c61bb030f 912 mrb_ary_size(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 913 {
mzta 0:158c61bb030f 914 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 915
mzta 0:158c61bb030f 916 return mrb_fixnum_value(a->len);
mzta 0:158c61bb030f 917 }
mzta 0:158c61bb030f 918
mzta 0:158c61bb030f 919 MRB_API mrb_value
mzta 0:158c61bb030f 920 mrb_ary_clear(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 921 {
mzta 0:158c61bb030f 922 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 923
mzta 0:158c61bb030f 924 if (ARY_SHARED_P(a)) {
mzta 0:158c61bb030f 925 mrb_ary_decref(mrb, a->aux.shared);
mzta 0:158c61bb030f 926 ARY_UNSET_SHARED_FLAG(a);
mzta 0:158c61bb030f 927 }
mzta 0:158c61bb030f 928 else {
mzta 0:158c61bb030f 929 mrb_free(mrb, a->ptr);
mzta 0:158c61bb030f 930 }
mzta 0:158c61bb030f 931 a->len = 0;
mzta 0:158c61bb030f 932 a->aux.capa = 0;
mzta 0:158c61bb030f 933 a->ptr = 0;
mzta 0:158c61bb030f 934
mzta 0:158c61bb030f 935 return self;
mzta 0:158c61bb030f 936 }
mzta 0:158c61bb030f 937
mzta 0:158c61bb030f 938 static mrb_value
mzta 0:158c61bb030f 939 mrb_ary_empty_p(mrb_state *mrb, mrb_value self)
mzta 0:158c61bb030f 940 {
mzta 0:158c61bb030f 941 struct RArray *a = mrb_ary_ptr(self);
mzta 0:158c61bb030f 942
mzta 0:158c61bb030f 943 return mrb_bool_value(a->len == 0);
mzta 0:158c61bb030f 944 }
mzta 0:158c61bb030f 945
mzta 0:158c61bb030f 946 MRB_API mrb_value
mzta 0:158c61bb030f 947 mrb_check_array_type(mrb_state *mrb, mrb_value ary)
mzta 0:158c61bb030f 948 {
mzta 0:158c61bb030f 949 return mrb_check_convert_type(mrb, ary, MRB_TT_ARRAY, "Array", "to_ary");
mzta 0:158c61bb030f 950 }
mzta 0:158c61bb030f 951
mzta 0:158c61bb030f 952 MRB_API mrb_value
mzta 0:158c61bb030f 953 mrb_ary_entry(mrb_value ary, mrb_int offset)
mzta 0:158c61bb030f 954 {
mzta 0:158c61bb030f 955 if (offset < 0) {
mzta 0:158c61bb030f 956 offset += RARRAY_LEN(ary);
mzta 0:158c61bb030f 957 }
mzta 0:158c61bb030f 958 return ary_elt(ary, offset);
mzta 0:158c61bb030f 959 }
mzta 0:158c61bb030f 960
mzta 0:158c61bb030f 961 static mrb_value
mzta 0:158c61bb030f 962 join_ary(mrb_state *mrb, mrb_value ary, mrb_value sep, mrb_value list)
mzta 0:158c61bb030f 963 {
mzta 0:158c61bb030f 964 mrb_int i;
mzta 0:158c61bb030f 965 mrb_value result, val, tmp;
mzta 0:158c61bb030f 966
mzta 0:158c61bb030f 967 /* check recursive */
mzta 0:158c61bb030f 968 for (i=0; i<RARRAY_LEN(list); i++) {
mzta 0:158c61bb030f 969 if (mrb_obj_equal(mrb, ary, RARRAY_PTR(list)[i])) {
mzta 0:158c61bb030f 970 mrb_raise(mrb, E_ARGUMENT_ERROR, "recursive array join");
mzta 0:158c61bb030f 971 }
mzta 0:158c61bb030f 972 }
mzta 0:158c61bb030f 973
mzta 0:158c61bb030f 974 mrb_ary_push(mrb, list, ary);
mzta 0:158c61bb030f 975
mzta 0:158c61bb030f 976 result = mrb_str_buf_new(mrb, 64);
mzta 0:158c61bb030f 977
mzta 0:158c61bb030f 978 for (i=0; i<RARRAY_LEN(ary); i++) {
mzta 0:158c61bb030f 979 if (i > 0 && !mrb_nil_p(sep)) {
mzta 0:158c61bb030f 980 mrb_str_cat_str(mrb, result, sep);
mzta 0:158c61bb030f 981 }
mzta 0:158c61bb030f 982
mzta 0:158c61bb030f 983 val = RARRAY_PTR(ary)[i];
mzta 0:158c61bb030f 984 switch (mrb_type(val)) {
mzta 0:158c61bb030f 985 case MRB_TT_ARRAY:
mzta 0:158c61bb030f 986 ary_join:
mzta 0:158c61bb030f 987 val = join_ary(mrb, val, sep, list);
mzta 0:158c61bb030f 988 /* fall through */
mzta 0:158c61bb030f 989
mzta 0:158c61bb030f 990 case MRB_TT_STRING:
mzta 0:158c61bb030f 991 str_join:
mzta 0:158c61bb030f 992 mrb_str_cat_str(mrb, result, val);
mzta 0:158c61bb030f 993 break;
mzta 0:158c61bb030f 994
mzta 0:158c61bb030f 995 default:
mzta 0:158c61bb030f 996 tmp = mrb_check_string_type(mrb, val);
mzta 0:158c61bb030f 997 if (!mrb_nil_p(tmp)) {
mzta 0:158c61bb030f 998 val = tmp;
mzta 0:158c61bb030f 999 goto str_join;
mzta 0:158c61bb030f 1000 }
mzta 0:158c61bb030f 1001 tmp = mrb_check_convert_type(mrb, val, MRB_TT_ARRAY, "Array", "to_ary");
mzta 0:158c61bb030f 1002 if (!mrb_nil_p(tmp)) {
mzta 0:158c61bb030f 1003 val = tmp;
mzta 0:158c61bb030f 1004 goto ary_join;
mzta 0:158c61bb030f 1005 }
mzta 0:158c61bb030f 1006 val = mrb_obj_as_string(mrb, val);
mzta 0:158c61bb030f 1007 goto str_join;
mzta 0:158c61bb030f 1008 }
mzta 0:158c61bb030f 1009 }
mzta 0:158c61bb030f 1010
mzta 0:158c61bb030f 1011 mrb_ary_pop(mrb, list);
mzta 0:158c61bb030f 1012
mzta 0:158c61bb030f 1013 return result;
mzta 0:158c61bb030f 1014 }
mzta 0:158c61bb030f 1015
mzta 0:158c61bb030f 1016 MRB_API mrb_value
mzta 0:158c61bb030f 1017 mrb_ary_join(mrb_state *mrb, mrb_value ary, mrb_value sep)
mzta 0:158c61bb030f 1018 {
mzta 0:158c61bb030f 1019 sep = mrb_obj_as_string(mrb, sep);
mzta 0:158c61bb030f 1020 return join_ary(mrb, ary, sep, mrb_ary_new(mrb));
mzta 0:158c61bb030f 1021 }
mzta 0:158c61bb030f 1022
mzta 0:158c61bb030f 1023 /*
mzta 0:158c61bb030f 1024 * call-seq:
mzta 0:158c61bb030f 1025 * ary.join(sep="") -> str
mzta 0:158c61bb030f 1026 *
mzta 0:158c61bb030f 1027 * Returns a string created by converting each element of the array to
mzta 0:158c61bb030f 1028 * a string, separated by <i>sep</i>.
mzta 0:158c61bb030f 1029 *
mzta 0:158c61bb030f 1030 * [ "a", "b", "c" ].join #=> "abc"
mzta 0:158c61bb030f 1031 * [ "a", "b", "c" ].join("-") #=> "a-b-c"
mzta 0:158c61bb030f 1032 */
mzta 0:158c61bb030f 1033
mzta 0:158c61bb030f 1034 static mrb_value
mzta 0:158c61bb030f 1035 mrb_ary_join_m(mrb_state *mrb, mrb_value ary)
mzta 0:158c61bb030f 1036 {
mzta 0:158c61bb030f 1037 mrb_value sep = mrb_nil_value();
mzta 0:158c61bb030f 1038
mzta 0:158c61bb030f 1039 mrb_get_args(mrb, "|S", &sep);
mzta 0:158c61bb030f 1040 return mrb_ary_join(mrb, ary, sep);
mzta 0:158c61bb030f 1041 }
mzta 0:158c61bb030f 1042
mzta 0:158c61bb030f 1043 static mrb_value
mzta 0:158c61bb030f 1044 mrb_ary_eq(mrb_state *mrb, mrb_value ary1)
mzta 0:158c61bb030f 1045 {
mzta 0:158c61bb030f 1046 mrb_value ary2;
mzta 0:158c61bb030f 1047
mzta 0:158c61bb030f 1048 mrb_get_args(mrb, "o", &ary2);
mzta 0:158c61bb030f 1049 if (mrb_obj_equal(mrb, ary1, ary2)) return mrb_true_value();
mzta 0:158c61bb030f 1050 if (mrb_immediate_p(ary2)) return mrb_false_value();
mzta 0:158c61bb030f 1051 if (!mrb_array_p(ary2)) {
mzta 0:158c61bb030f 1052 return mrb_false_value();
mzta 0:158c61bb030f 1053 }
mzta 0:158c61bb030f 1054 if (RARRAY_LEN(ary1) != RARRAY_LEN(ary2)) return mrb_false_value();
mzta 0:158c61bb030f 1055
mzta 0:158c61bb030f 1056 return ary2;
mzta 0:158c61bb030f 1057 }
mzta 0:158c61bb030f 1058
mzta 0:158c61bb030f 1059 static mrb_value
mzta 0:158c61bb030f 1060 mrb_ary_cmp(mrb_state *mrb, mrb_value ary1)
mzta 0:158c61bb030f 1061 {
mzta 0:158c61bb030f 1062 mrb_value ary2;
mzta 0:158c61bb030f 1063
mzta 0:158c61bb030f 1064 mrb_get_args(mrb, "o", &ary2);
mzta 0:158c61bb030f 1065 if (mrb_obj_equal(mrb, ary1, ary2)) return mrb_fixnum_value(0);
mzta 0:158c61bb030f 1066 if (mrb_immediate_p(ary2)) return mrb_nil_value();
mzta 0:158c61bb030f 1067 if (!mrb_array_p(ary2)) {
mzta 0:158c61bb030f 1068 return mrb_nil_value();
mzta 0:158c61bb030f 1069 }
mzta 0:158c61bb030f 1070
mzta 0:158c61bb030f 1071 return ary2;
mzta 0:158c61bb030f 1072 }
mzta 0:158c61bb030f 1073
mzta 0:158c61bb030f 1074 void
mzta 0:158c61bb030f 1075 mrb_init_array(mrb_state *mrb)
mzta 0:158c61bb030f 1076 {
mzta 0:158c61bb030f 1077 struct RClass *a;
mzta 0:158c61bb030f 1078
mzta 0:158c61bb030f 1079 a = mrb->array_class = mrb_define_class(mrb, "Array", mrb->object_class); /* 15.2.12 */
mzta 0:158c61bb030f 1080 MRB_SET_INSTANCE_TT(a, MRB_TT_ARRAY);
mzta 0:158c61bb030f 1081
mzta 0:158c61bb030f 1082 mrb_define_class_method(mrb, a, "[]", mrb_ary_s_create, MRB_ARGS_ANY()); /* 15.2.12.4.1 */
mzta 0:158c61bb030f 1083
mzta 0:158c61bb030f 1084 mrb_define_method(mrb, a, "+", mrb_ary_plus, MRB_ARGS_REQ(1)); /* 15.2.12.5.1 */
mzta 0:158c61bb030f 1085 mrb_define_method(mrb, a, "*", mrb_ary_times, MRB_ARGS_REQ(1)); /* 15.2.12.5.2 */
mzta 0:158c61bb030f 1086 mrb_define_method(mrb, a, "<<", mrb_ary_push_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.3 */
mzta 0:158c61bb030f 1087 mrb_define_method(mrb, a, "[]", mrb_ary_aget, MRB_ARGS_ANY()); /* 15.2.12.5.4 */
mzta 0:158c61bb030f 1088 mrb_define_method(mrb, a, "[]=", mrb_ary_aset, MRB_ARGS_ANY()); /* 15.2.12.5.5 */
mzta 0:158c61bb030f 1089 mrb_define_method(mrb, a, "clear", mrb_ary_clear, MRB_ARGS_NONE()); /* 15.2.12.5.6 */
mzta 0:158c61bb030f 1090 mrb_define_method(mrb, a, "concat", mrb_ary_concat_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.8 */
mzta 0:158c61bb030f 1091 mrb_define_method(mrb, a, "delete_at", mrb_ary_delete_at, MRB_ARGS_REQ(1)); /* 15.2.12.5.9 */
mzta 0:158c61bb030f 1092 mrb_define_method(mrb, a, "empty?", mrb_ary_empty_p, MRB_ARGS_NONE()); /* 15.2.12.5.12 */
mzta 0:158c61bb030f 1093 mrb_define_method(mrb, a, "first", mrb_ary_first, MRB_ARGS_OPT(1)); /* 15.2.12.5.13 */
mzta 0:158c61bb030f 1094 mrb_define_method(mrb, a, "index", mrb_ary_index_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.14 */
mzta 0:158c61bb030f 1095 mrb_define_method(mrb, a, "initialize_copy", mrb_ary_replace_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.16 */
mzta 0:158c61bb030f 1096 mrb_define_method(mrb, a, "join", mrb_ary_join_m, MRB_ARGS_ANY()); /* 15.2.12.5.17 */
mzta 0:158c61bb030f 1097 mrb_define_method(mrb, a, "last", mrb_ary_last, MRB_ARGS_ANY()); /* 15.2.12.5.18 */
mzta 0:158c61bb030f 1098 mrb_define_method(mrb, a, "length", mrb_ary_size, MRB_ARGS_NONE()); /* 15.2.12.5.19 */
mzta 0:158c61bb030f 1099 mrb_define_method(mrb, a, "pop", mrb_ary_pop, MRB_ARGS_NONE()); /* 15.2.12.5.21 */
mzta 0:158c61bb030f 1100 mrb_define_method(mrb, a, "push", mrb_ary_push_m, MRB_ARGS_ANY()); /* 15.2.12.5.22 */
mzta 0:158c61bb030f 1101 mrb_define_method(mrb, a, "replace", mrb_ary_replace_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.23 */
mzta 0:158c61bb030f 1102 mrb_define_method(mrb, a, "reverse", mrb_ary_reverse, MRB_ARGS_NONE()); /* 15.2.12.5.24 */
mzta 0:158c61bb030f 1103 mrb_define_method(mrb, a, "reverse!", mrb_ary_reverse_bang, MRB_ARGS_NONE()); /* 15.2.12.5.25 */
mzta 0:158c61bb030f 1104 mrb_define_method(mrb, a, "rindex", mrb_ary_rindex_m, MRB_ARGS_REQ(1)); /* 15.2.12.5.26 */
mzta 0:158c61bb030f 1105 mrb_define_method(mrb, a, "shift", mrb_ary_shift, MRB_ARGS_NONE()); /* 15.2.12.5.27 */
mzta 0:158c61bb030f 1106 mrb_define_method(mrb, a, "size", mrb_ary_size, MRB_ARGS_NONE()); /* 15.2.12.5.28 */
mzta 0:158c61bb030f 1107 mrb_define_method(mrb, a, "slice", mrb_ary_aget, MRB_ARGS_ANY()); /* 15.2.12.5.29 */
mzta 0:158c61bb030f 1108 mrb_define_method(mrb, a, "unshift", mrb_ary_unshift_m, MRB_ARGS_ANY()); /* 15.2.12.5.30 */
mzta 0:158c61bb030f 1109
mzta 0:158c61bb030f 1110 mrb_define_method(mrb, a, "__ary_eq", mrb_ary_eq, MRB_ARGS_REQ(1));
mzta 0:158c61bb030f 1111 mrb_define_method(mrb, a, "__ary_cmp", mrb_ary_cmp, MRB_ARGS_REQ(1));
mzta 0:158c61bb030f 1112 }
mzta 0:158c61bb030f 1113