Class: MessagePack::Buffer
- Inherits:
-
Object
- Object
- MessagePack::Buffer
- Defined in:
- ext/msgpack/buffer_class.c
Instance Method Summary collapse
- #<<(string_or_buffer) ⇒ Object
- #clear ⇒ Object
- #close ⇒ Object
- #empty? ⇒ Boolean
- #flush ⇒ Object
- #initialize(*args) ⇒ Object constructor
- #io ⇒ Object
- #read(*args) ⇒ Object
- #read_all(*args) ⇒ Object
- #size ⇒ Object
- #skip(sn) ⇒ Object
- #skip_all(sn) ⇒ Object
- #to_a ⇒ Object
- #to_str ⇒ Object (also: #to_s)
- #write(string_or_buffer) ⇒ Object
- #write_to(io) ⇒ Object
Constructor Details
#initialize(*args) ⇒ Object
152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 |
# File 'ext/msgpack/buffer_class.c', line 152
static VALUE Buffer_initialize(int argc, VALUE* argv, VALUE self)
{
VALUE io = Qnil;
VALUE options = Qnil;
if(argc == 0 || (argc == 1 && argv[0] == Qnil)) {
/* Qnil */
} else if(argc == 1) {
VALUE v = argv[0];
if(rb_type(v) == T_HASH) {
options = v;
} else {
io = v;
}
} else if(argc == 2) {
io = argv[0];
options = argv[1];
if(rb_type(options) != T_HASH) {
rb_raise(rb_eArgError, "expected Hash but found %s.", rb_obj_classname(io));
}
} else {
rb_raise(rb_eArgError, "wrong number of arguments (%d for 0..1)", argc);
}
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
MessagePack_Buffer_set_options(b, io, options);
return self;
}
|
Instance Method Details
#<<(string_or_buffer) ⇒ Object
222 223 224 225 226 227 228 229 230 231 232 |
# File 'ext/msgpack/buffer_class.c', line 222
static VALUE Buffer_append(VALUE self, VALUE string_or_buffer)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
VALUE string = string_or_buffer; // TODO optimize if string_or_buffer is a Buffer
StringValue(string);
msgpack_buffer_append_string(b, string);
return self;
}
|
#clear ⇒ Object
186 187 188 189 190 191 |
# File 'ext/msgpack/buffer_class.c', line 186
static VALUE Buffer_clear(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
msgpack_buffer_clear(b);
return Qnil;
}
|
#close ⇒ Object
492 493 494 495 496 497 498 499 |
# File 'ext/msgpack/buffer_class.c', line 492
static VALUE Buffer_close(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
if(b->io != Qnil) {
return rb_funcall(b->io, s_close, 0);
}
return Qnil;
}
|
#empty? ⇒ Boolean
200 201 202 203 204 205 206 207 208 |
# File 'ext/msgpack/buffer_class.c', line 200
static VALUE Buffer_empty_p(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
if(msgpack_buffer_top_readable_size(b) == 0) {
return Qtrue;
} else {
return Qfalse;
}
}
|
#flush ⇒ Object
479 480 481 482 483 484 |
# File 'ext/msgpack/buffer_class.c', line 479
static VALUE Buffer_flush(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
msgpack_buffer_flush(b);
return self;
}
|
#io ⇒ Object
486 487 488 489 490 |
# File 'ext/msgpack/buffer_class.c', line 486
static VALUE Buffer_io(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
return b->io;
}
|
#read(*args) ⇒ Object
408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 |
# File 'ext/msgpack/buffer_class.c', line 408
static VALUE Buffer_read(int argc, VALUE* argv, VALUE self)
{
VALUE out = Qnil;
unsigned long n = -1;
bool all = false;
switch(argc) {
case 2:
out = argv[1];
/* pass through */
case 1:
n = FIX2ULONG(argv[0]);
break;
case 0:
all = true;
break;
default:
rb_raise(rb_eArgError, "wrong number of arguments (%d for 0..2)", argc);
}
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
if(out != Qnil) {
CHECK_STRING_TYPE(out);
}
if(all) {
return read_all(b, out);
}
if(n == 0) {
/* do nothing */
MAKE_EMPTY_STRING(out);
return out;
}
if(!msgpack_buffer_has_io(b) && out == Qnil &&
msgpack_buffer_all_readable_size(b) <= n) {
/* same as to_s && clear; optimize */
VALUE str = msgpack_buffer_all_as_string(b);
msgpack_buffer_clear(b);
if(RSTRING_LEN(str) == 0) {
return Qnil;
} else {
return str;
}
}
MAKE_EMPTY_STRING(out);
read_until_eof(b, out, n);
if(RSTRING_LEN(out) == 0) {
return Qnil;
} else {
return out;
}
}
|
#read_all(*args) ⇒ Object
362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 |
# File 'ext/msgpack/buffer_class.c', line 362
static VALUE Buffer_read_all(int argc, VALUE* argv, VALUE self)
{
VALUE out = Qnil;
unsigned long n = 0;
bool all = false;
switch(argc) {
case 2:
out = argv[1];
/* pass through */
case 1:
n = FIX2ULONG(argv[0]);
break;
case 0:
all = true;
break;
default:
rb_raise(rb_eArgError, "wrong number of arguments (%d for 0..2)", argc);
}
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
if(out != Qnil) {
CHECK_STRING_TYPE(out);
}
if(all) {
return read_all(b, out);
}
if(n == 0) {
/* do nothing */
MAKE_EMPTY_STRING(out);
return out;
}
if(!msgpack_buffer_ensure_readable(b, n)) {
rb_raise(rb_eEOFError, "end of buffer reached");
}
MAKE_EMPTY_STRING(out);
msgpack_buffer_read_to_string_nonblock(b, out, n);
return out;
}
|
#size ⇒ Object
193 194 195 196 197 198 |
# File 'ext/msgpack/buffer_class.c', line 193
static VALUE Buffer_size(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
size_t size = msgpack_buffer_all_readable_size(b);
return SIZET2NUM(size);
}
|
#skip(sn) ⇒ Object
327 328 329 330 331 332 333 334 335 336 337 338 339 340 |
# File 'ext/msgpack/buffer_class.c', line 327
static VALUE Buffer_skip(VALUE self, VALUE sn)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
unsigned long n = FIX2ULONG(sn);
/* do nothing */
if(n == 0) {
return INT2NUM(0);
}
size_t sz = read_until_eof(b, Qnil, n);
return SIZET2NUM(sz);
}
|
#skip_all(sn) ⇒ Object
342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 |
# File 'ext/msgpack/buffer_class.c', line 342
static VALUE Buffer_skip_all(VALUE self, VALUE sn)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
unsigned long n = FIX2ULONG(sn);
/* do nothing */
if(n == 0) {
return self;
}
if(!msgpack_buffer_ensure_readable(b, n)) {
rb_raise(rb_eEOFError, "end of buffer reached");
}
msgpack_buffer_skip_nonblock(b, n);
return self;
}
|
#to_a ⇒ Object
473 474 475 476 477 |
# File 'ext/msgpack/buffer_class.c', line 473
static VALUE Buffer_to_a(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
return msgpack_buffer_all_as_string_array(b);
}
|
#to_str ⇒ Object Also known as: to_s
467 468 469 470 471 |
# File 'ext/msgpack/buffer_class.c', line 467
static VALUE Buffer_to_str(VALUE self)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
return msgpack_buffer_all_as_string(b);
}
|
#write(string_or_buffer) ⇒ Object
210 211 212 213 214 215 216 217 218 219 220 |
# File 'ext/msgpack/buffer_class.c', line 210
static VALUE Buffer_write(VALUE self, VALUE string_or_buffer)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
VALUE string = string_or_buffer; // TODO optimize if string_or_buffer is a Buffer
StringValue(string);
size_t length = msgpack_buffer_append_string(b, string);
return SIZET2NUM(length);
}
|
#write_to(io) ⇒ Object
501 502 503 504 505 506 |
# File 'ext/msgpack/buffer_class.c', line 501
static VALUE Buffer_write_to(VALUE self, VALUE io)
{
msgpack_buffer_t *b = MessagePack_Buffer_get(self);
size_t sz = msgpack_buffer_flush_to_io(b, io, s_write, true);
return SIZET2NUM(sz);
}
|