khenaidoo | 5fc5cea | 2021-08-11 17:39:16 -0400 | [diff] [blame] | 1 | // Copyright 2019 The Go Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package impl |
| 6 | |
| 7 | import ( |
| 8 | "fmt" |
| 9 | "reflect" |
| 10 | |
| 11 | "google.golang.org/protobuf/encoding/protowire" |
| 12 | "google.golang.org/protobuf/internal/strs" |
| 13 | pref "google.golang.org/protobuf/reflect/protoreflect" |
| 14 | ) |
| 15 | |
| 16 | // pointerCoderFuncs is a set of pointer encoding functions. |
| 17 | type pointerCoderFuncs struct { |
| 18 | mi *MessageInfo |
| 19 | size func(p pointer, f *coderFieldInfo, opts marshalOptions) int |
| 20 | marshal func(b []byte, p pointer, f *coderFieldInfo, opts marshalOptions) ([]byte, error) |
| 21 | unmarshal func(b []byte, p pointer, wtyp protowire.Type, f *coderFieldInfo, opts unmarshalOptions) (unmarshalOutput, error) |
| 22 | isInit func(p pointer, f *coderFieldInfo) error |
| 23 | merge func(dst, src pointer, f *coderFieldInfo, opts mergeOptions) |
| 24 | } |
| 25 | |
| 26 | // valueCoderFuncs is a set of protoreflect.Value encoding functions. |
| 27 | type valueCoderFuncs struct { |
| 28 | size func(v pref.Value, tagsize int, opts marshalOptions) int |
| 29 | marshal func(b []byte, v pref.Value, wiretag uint64, opts marshalOptions) ([]byte, error) |
| 30 | unmarshal func(b []byte, v pref.Value, num protowire.Number, wtyp protowire.Type, opts unmarshalOptions) (pref.Value, unmarshalOutput, error) |
| 31 | isInit func(v pref.Value) error |
| 32 | merge func(dst, src pref.Value, opts mergeOptions) pref.Value |
| 33 | } |
| 34 | |
| 35 | // fieldCoder returns pointer functions for a field, used for operating on |
| 36 | // struct fields. |
| 37 | func fieldCoder(fd pref.FieldDescriptor, ft reflect.Type) (*MessageInfo, pointerCoderFuncs) { |
| 38 | switch { |
| 39 | case fd.IsMap(): |
| 40 | return encoderFuncsForMap(fd, ft) |
| 41 | case fd.Cardinality() == pref.Repeated && !fd.IsPacked(): |
| 42 | // Repeated fields (not packed). |
| 43 | if ft.Kind() != reflect.Slice { |
| 44 | break |
| 45 | } |
| 46 | ft := ft.Elem() |
| 47 | switch fd.Kind() { |
| 48 | case pref.BoolKind: |
| 49 | if ft.Kind() == reflect.Bool { |
| 50 | return nil, coderBoolSlice |
| 51 | } |
| 52 | case pref.EnumKind: |
| 53 | if ft.Kind() == reflect.Int32 { |
| 54 | return nil, coderEnumSlice |
| 55 | } |
| 56 | case pref.Int32Kind: |
| 57 | if ft.Kind() == reflect.Int32 { |
| 58 | return nil, coderInt32Slice |
| 59 | } |
| 60 | case pref.Sint32Kind: |
| 61 | if ft.Kind() == reflect.Int32 { |
| 62 | return nil, coderSint32Slice |
| 63 | } |
| 64 | case pref.Uint32Kind: |
| 65 | if ft.Kind() == reflect.Uint32 { |
| 66 | return nil, coderUint32Slice |
| 67 | } |
| 68 | case pref.Int64Kind: |
| 69 | if ft.Kind() == reflect.Int64 { |
| 70 | return nil, coderInt64Slice |
| 71 | } |
| 72 | case pref.Sint64Kind: |
| 73 | if ft.Kind() == reflect.Int64 { |
| 74 | return nil, coderSint64Slice |
| 75 | } |
| 76 | case pref.Uint64Kind: |
| 77 | if ft.Kind() == reflect.Uint64 { |
| 78 | return nil, coderUint64Slice |
| 79 | } |
| 80 | case pref.Sfixed32Kind: |
| 81 | if ft.Kind() == reflect.Int32 { |
| 82 | return nil, coderSfixed32Slice |
| 83 | } |
| 84 | case pref.Fixed32Kind: |
| 85 | if ft.Kind() == reflect.Uint32 { |
| 86 | return nil, coderFixed32Slice |
| 87 | } |
| 88 | case pref.FloatKind: |
| 89 | if ft.Kind() == reflect.Float32 { |
| 90 | return nil, coderFloatSlice |
| 91 | } |
| 92 | case pref.Sfixed64Kind: |
| 93 | if ft.Kind() == reflect.Int64 { |
| 94 | return nil, coderSfixed64Slice |
| 95 | } |
| 96 | case pref.Fixed64Kind: |
| 97 | if ft.Kind() == reflect.Uint64 { |
| 98 | return nil, coderFixed64Slice |
| 99 | } |
| 100 | case pref.DoubleKind: |
| 101 | if ft.Kind() == reflect.Float64 { |
| 102 | return nil, coderDoubleSlice |
| 103 | } |
| 104 | case pref.StringKind: |
| 105 | if ft.Kind() == reflect.String && strs.EnforceUTF8(fd) { |
| 106 | return nil, coderStringSliceValidateUTF8 |
| 107 | } |
| 108 | if ft.Kind() == reflect.String { |
| 109 | return nil, coderStringSlice |
| 110 | } |
| 111 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 && strs.EnforceUTF8(fd) { |
| 112 | return nil, coderBytesSliceValidateUTF8 |
| 113 | } |
| 114 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 115 | return nil, coderBytesSlice |
| 116 | } |
| 117 | case pref.BytesKind: |
| 118 | if ft.Kind() == reflect.String { |
| 119 | return nil, coderStringSlice |
| 120 | } |
| 121 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 122 | return nil, coderBytesSlice |
| 123 | } |
| 124 | case pref.MessageKind: |
| 125 | return getMessageInfo(ft), makeMessageSliceFieldCoder(fd, ft) |
| 126 | case pref.GroupKind: |
| 127 | return getMessageInfo(ft), makeGroupSliceFieldCoder(fd, ft) |
| 128 | } |
| 129 | case fd.Cardinality() == pref.Repeated && fd.IsPacked(): |
| 130 | // Packed repeated fields. |
| 131 | // |
| 132 | // Only repeated fields of primitive numeric types |
| 133 | // (Varint, Fixed32, or Fixed64 wire type) can be packed. |
| 134 | if ft.Kind() != reflect.Slice { |
| 135 | break |
| 136 | } |
| 137 | ft := ft.Elem() |
| 138 | switch fd.Kind() { |
| 139 | case pref.BoolKind: |
| 140 | if ft.Kind() == reflect.Bool { |
| 141 | return nil, coderBoolPackedSlice |
| 142 | } |
| 143 | case pref.EnumKind: |
| 144 | if ft.Kind() == reflect.Int32 { |
| 145 | return nil, coderEnumPackedSlice |
| 146 | } |
| 147 | case pref.Int32Kind: |
| 148 | if ft.Kind() == reflect.Int32 { |
| 149 | return nil, coderInt32PackedSlice |
| 150 | } |
| 151 | case pref.Sint32Kind: |
| 152 | if ft.Kind() == reflect.Int32 { |
| 153 | return nil, coderSint32PackedSlice |
| 154 | } |
| 155 | case pref.Uint32Kind: |
| 156 | if ft.Kind() == reflect.Uint32 { |
| 157 | return nil, coderUint32PackedSlice |
| 158 | } |
| 159 | case pref.Int64Kind: |
| 160 | if ft.Kind() == reflect.Int64 { |
| 161 | return nil, coderInt64PackedSlice |
| 162 | } |
| 163 | case pref.Sint64Kind: |
| 164 | if ft.Kind() == reflect.Int64 { |
| 165 | return nil, coderSint64PackedSlice |
| 166 | } |
| 167 | case pref.Uint64Kind: |
| 168 | if ft.Kind() == reflect.Uint64 { |
| 169 | return nil, coderUint64PackedSlice |
| 170 | } |
| 171 | case pref.Sfixed32Kind: |
| 172 | if ft.Kind() == reflect.Int32 { |
| 173 | return nil, coderSfixed32PackedSlice |
| 174 | } |
| 175 | case pref.Fixed32Kind: |
| 176 | if ft.Kind() == reflect.Uint32 { |
| 177 | return nil, coderFixed32PackedSlice |
| 178 | } |
| 179 | case pref.FloatKind: |
| 180 | if ft.Kind() == reflect.Float32 { |
| 181 | return nil, coderFloatPackedSlice |
| 182 | } |
| 183 | case pref.Sfixed64Kind: |
| 184 | if ft.Kind() == reflect.Int64 { |
| 185 | return nil, coderSfixed64PackedSlice |
| 186 | } |
| 187 | case pref.Fixed64Kind: |
| 188 | if ft.Kind() == reflect.Uint64 { |
| 189 | return nil, coderFixed64PackedSlice |
| 190 | } |
| 191 | case pref.DoubleKind: |
| 192 | if ft.Kind() == reflect.Float64 { |
| 193 | return nil, coderDoublePackedSlice |
| 194 | } |
| 195 | } |
| 196 | case fd.Kind() == pref.MessageKind: |
| 197 | return getMessageInfo(ft), makeMessageFieldCoder(fd, ft) |
| 198 | case fd.Kind() == pref.GroupKind: |
| 199 | return getMessageInfo(ft), makeGroupFieldCoder(fd, ft) |
| 200 | case fd.Syntax() == pref.Proto3 && fd.ContainingOneof() == nil: |
| 201 | // Populated oneof fields always encode even if set to the zero value, |
| 202 | // which normally are not encoded in proto3. |
| 203 | switch fd.Kind() { |
| 204 | case pref.BoolKind: |
| 205 | if ft.Kind() == reflect.Bool { |
| 206 | return nil, coderBoolNoZero |
| 207 | } |
| 208 | case pref.EnumKind: |
| 209 | if ft.Kind() == reflect.Int32 { |
| 210 | return nil, coderEnumNoZero |
| 211 | } |
| 212 | case pref.Int32Kind: |
| 213 | if ft.Kind() == reflect.Int32 { |
| 214 | return nil, coderInt32NoZero |
| 215 | } |
| 216 | case pref.Sint32Kind: |
| 217 | if ft.Kind() == reflect.Int32 { |
| 218 | return nil, coderSint32NoZero |
| 219 | } |
| 220 | case pref.Uint32Kind: |
| 221 | if ft.Kind() == reflect.Uint32 { |
| 222 | return nil, coderUint32NoZero |
| 223 | } |
| 224 | case pref.Int64Kind: |
| 225 | if ft.Kind() == reflect.Int64 { |
| 226 | return nil, coderInt64NoZero |
| 227 | } |
| 228 | case pref.Sint64Kind: |
| 229 | if ft.Kind() == reflect.Int64 { |
| 230 | return nil, coderSint64NoZero |
| 231 | } |
| 232 | case pref.Uint64Kind: |
| 233 | if ft.Kind() == reflect.Uint64 { |
| 234 | return nil, coderUint64NoZero |
| 235 | } |
| 236 | case pref.Sfixed32Kind: |
| 237 | if ft.Kind() == reflect.Int32 { |
| 238 | return nil, coderSfixed32NoZero |
| 239 | } |
| 240 | case pref.Fixed32Kind: |
| 241 | if ft.Kind() == reflect.Uint32 { |
| 242 | return nil, coderFixed32NoZero |
| 243 | } |
| 244 | case pref.FloatKind: |
| 245 | if ft.Kind() == reflect.Float32 { |
| 246 | return nil, coderFloatNoZero |
| 247 | } |
| 248 | case pref.Sfixed64Kind: |
| 249 | if ft.Kind() == reflect.Int64 { |
| 250 | return nil, coderSfixed64NoZero |
| 251 | } |
| 252 | case pref.Fixed64Kind: |
| 253 | if ft.Kind() == reflect.Uint64 { |
| 254 | return nil, coderFixed64NoZero |
| 255 | } |
| 256 | case pref.DoubleKind: |
| 257 | if ft.Kind() == reflect.Float64 { |
| 258 | return nil, coderDoubleNoZero |
| 259 | } |
| 260 | case pref.StringKind: |
| 261 | if ft.Kind() == reflect.String && strs.EnforceUTF8(fd) { |
| 262 | return nil, coderStringNoZeroValidateUTF8 |
| 263 | } |
| 264 | if ft.Kind() == reflect.String { |
| 265 | return nil, coderStringNoZero |
| 266 | } |
| 267 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 && strs.EnforceUTF8(fd) { |
| 268 | return nil, coderBytesNoZeroValidateUTF8 |
| 269 | } |
| 270 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 271 | return nil, coderBytesNoZero |
| 272 | } |
| 273 | case pref.BytesKind: |
| 274 | if ft.Kind() == reflect.String { |
| 275 | return nil, coderStringNoZero |
| 276 | } |
| 277 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 278 | return nil, coderBytesNoZero |
| 279 | } |
| 280 | } |
| 281 | case ft.Kind() == reflect.Ptr: |
| 282 | ft := ft.Elem() |
| 283 | switch fd.Kind() { |
| 284 | case pref.BoolKind: |
| 285 | if ft.Kind() == reflect.Bool { |
| 286 | return nil, coderBoolPtr |
| 287 | } |
| 288 | case pref.EnumKind: |
| 289 | if ft.Kind() == reflect.Int32 { |
| 290 | return nil, coderEnumPtr |
| 291 | } |
| 292 | case pref.Int32Kind: |
| 293 | if ft.Kind() == reflect.Int32 { |
| 294 | return nil, coderInt32Ptr |
| 295 | } |
| 296 | case pref.Sint32Kind: |
| 297 | if ft.Kind() == reflect.Int32 { |
| 298 | return nil, coderSint32Ptr |
| 299 | } |
| 300 | case pref.Uint32Kind: |
| 301 | if ft.Kind() == reflect.Uint32 { |
| 302 | return nil, coderUint32Ptr |
| 303 | } |
| 304 | case pref.Int64Kind: |
| 305 | if ft.Kind() == reflect.Int64 { |
| 306 | return nil, coderInt64Ptr |
| 307 | } |
| 308 | case pref.Sint64Kind: |
| 309 | if ft.Kind() == reflect.Int64 { |
| 310 | return nil, coderSint64Ptr |
| 311 | } |
| 312 | case pref.Uint64Kind: |
| 313 | if ft.Kind() == reflect.Uint64 { |
| 314 | return nil, coderUint64Ptr |
| 315 | } |
| 316 | case pref.Sfixed32Kind: |
| 317 | if ft.Kind() == reflect.Int32 { |
| 318 | return nil, coderSfixed32Ptr |
| 319 | } |
| 320 | case pref.Fixed32Kind: |
| 321 | if ft.Kind() == reflect.Uint32 { |
| 322 | return nil, coderFixed32Ptr |
| 323 | } |
| 324 | case pref.FloatKind: |
| 325 | if ft.Kind() == reflect.Float32 { |
| 326 | return nil, coderFloatPtr |
| 327 | } |
| 328 | case pref.Sfixed64Kind: |
| 329 | if ft.Kind() == reflect.Int64 { |
| 330 | return nil, coderSfixed64Ptr |
| 331 | } |
| 332 | case pref.Fixed64Kind: |
| 333 | if ft.Kind() == reflect.Uint64 { |
| 334 | return nil, coderFixed64Ptr |
| 335 | } |
| 336 | case pref.DoubleKind: |
| 337 | if ft.Kind() == reflect.Float64 { |
| 338 | return nil, coderDoublePtr |
| 339 | } |
| 340 | case pref.StringKind: |
| 341 | if ft.Kind() == reflect.String && strs.EnforceUTF8(fd) { |
| 342 | return nil, coderStringPtrValidateUTF8 |
| 343 | } |
| 344 | if ft.Kind() == reflect.String { |
| 345 | return nil, coderStringPtr |
| 346 | } |
| 347 | case pref.BytesKind: |
| 348 | if ft.Kind() == reflect.String { |
| 349 | return nil, coderStringPtr |
| 350 | } |
| 351 | } |
| 352 | default: |
| 353 | switch fd.Kind() { |
| 354 | case pref.BoolKind: |
| 355 | if ft.Kind() == reflect.Bool { |
| 356 | return nil, coderBool |
| 357 | } |
| 358 | case pref.EnumKind: |
| 359 | if ft.Kind() == reflect.Int32 { |
| 360 | return nil, coderEnum |
| 361 | } |
| 362 | case pref.Int32Kind: |
| 363 | if ft.Kind() == reflect.Int32 { |
| 364 | return nil, coderInt32 |
| 365 | } |
| 366 | case pref.Sint32Kind: |
| 367 | if ft.Kind() == reflect.Int32 { |
| 368 | return nil, coderSint32 |
| 369 | } |
| 370 | case pref.Uint32Kind: |
| 371 | if ft.Kind() == reflect.Uint32 { |
| 372 | return nil, coderUint32 |
| 373 | } |
| 374 | case pref.Int64Kind: |
| 375 | if ft.Kind() == reflect.Int64 { |
| 376 | return nil, coderInt64 |
| 377 | } |
| 378 | case pref.Sint64Kind: |
| 379 | if ft.Kind() == reflect.Int64 { |
| 380 | return nil, coderSint64 |
| 381 | } |
| 382 | case pref.Uint64Kind: |
| 383 | if ft.Kind() == reflect.Uint64 { |
| 384 | return nil, coderUint64 |
| 385 | } |
| 386 | case pref.Sfixed32Kind: |
| 387 | if ft.Kind() == reflect.Int32 { |
| 388 | return nil, coderSfixed32 |
| 389 | } |
| 390 | case pref.Fixed32Kind: |
| 391 | if ft.Kind() == reflect.Uint32 { |
| 392 | return nil, coderFixed32 |
| 393 | } |
| 394 | case pref.FloatKind: |
| 395 | if ft.Kind() == reflect.Float32 { |
| 396 | return nil, coderFloat |
| 397 | } |
| 398 | case pref.Sfixed64Kind: |
| 399 | if ft.Kind() == reflect.Int64 { |
| 400 | return nil, coderSfixed64 |
| 401 | } |
| 402 | case pref.Fixed64Kind: |
| 403 | if ft.Kind() == reflect.Uint64 { |
| 404 | return nil, coderFixed64 |
| 405 | } |
| 406 | case pref.DoubleKind: |
| 407 | if ft.Kind() == reflect.Float64 { |
| 408 | return nil, coderDouble |
| 409 | } |
| 410 | case pref.StringKind: |
| 411 | if ft.Kind() == reflect.String && strs.EnforceUTF8(fd) { |
| 412 | return nil, coderStringValidateUTF8 |
| 413 | } |
| 414 | if ft.Kind() == reflect.String { |
| 415 | return nil, coderString |
| 416 | } |
| 417 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 && strs.EnforceUTF8(fd) { |
| 418 | return nil, coderBytesValidateUTF8 |
| 419 | } |
| 420 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 421 | return nil, coderBytes |
| 422 | } |
| 423 | case pref.BytesKind: |
| 424 | if ft.Kind() == reflect.String { |
| 425 | return nil, coderString |
| 426 | } |
| 427 | if ft.Kind() == reflect.Slice && ft.Elem().Kind() == reflect.Uint8 { |
| 428 | return nil, coderBytes |
| 429 | } |
| 430 | } |
| 431 | } |
| 432 | panic(fmt.Sprintf("invalid type: no encoder for %v %v %v/%v", fd.FullName(), fd.Cardinality(), fd.Kind(), ft)) |
| 433 | } |
| 434 | |
| 435 | // encoderFuncsForValue returns value functions for a field, used for |
| 436 | // extension values and map encoding. |
| 437 | func encoderFuncsForValue(fd pref.FieldDescriptor) valueCoderFuncs { |
| 438 | switch { |
| 439 | case fd.Cardinality() == pref.Repeated && !fd.IsPacked(): |
| 440 | switch fd.Kind() { |
| 441 | case pref.BoolKind: |
| 442 | return coderBoolSliceValue |
| 443 | case pref.EnumKind: |
| 444 | return coderEnumSliceValue |
| 445 | case pref.Int32Kind: |
| 446 | return coderInt32SliceValue |
| 447 | case pref.Sint32Kind: |
| 448 | return coderSint32SliceValue |
| 449 | case pref.Uint32Kind: |
| 450 | return coderUint32SliceValue |
| 451 | case pref.Int64Kind: |
| 452 | return coderInt64SliceValue |
| 453 | case pref.Sint64Kind: |
| 454 | return coderSint64SliceValue |
| 455 | case pref.Uint64Kind: |
| 456 | return coderUint64SliceValue |
| 457 | case pref.Sfixed32Kind: |
| 458 | return coderSfixed32SliceValue |
| 459 | case pref.Fixed32Kind: |
| 460 | return coderFixed32SliceValue |
| 461 | case pref.FloatKind: |
| 462 | return coderFloatSliceValue |
| 463 | case pref.Sfixed64Kind: |
| 464 | return coderSfixed64SliceValue |
| 465 | case pref.Fixed64Kind: |
| 466 | return coderFixed64SliceValue |
| 467 | case pref.DoubleKind: |
| 468 | return coderDoubleSliceValue |
| 469 | case pref.StringKind: |
| 470 | // We don't have a UTF-8 validating coder for repeated string fields. |
| 471 | // Value coders are used for extensions and maps. |
| 472 | // Extensions are never proto3, and maps never contain lists. |
| 473 | return coderStringSliceValue |
| 474 | case pref.BytesKind: |
| 475 | return coderBytesSliceValue |
| 476 | case pref.MessageKind: |
| 477 | return coderMessageSliceValue |
| 478 | case pref.GroupKind: |
| 479 | return coderGroupSliceValue |
| 480 | } |
| 481 | case fd.Cardinality() == pref.Repeated && fd.IsPacked(): |
| 482 | switch fd.Kind() { |
| 483 | case pref.BoolKind: |
| 484 | return coderBoolPackedSliceValue |
| 485 | case pref.EnumKind: |
| 486 | return coderEnumPackedSliceValue |
| 487 | case pref.Int32Kind: |
| 488 | return coderInt32PackedSliceValue |
| 489 | case pref.Sint32Kind: |
| 490 | return coderSint32PackedSliceValue |
| 491 | case pref.Uint32Kind: |
| 492 | return coderUint32PackedSliceValue |
| 493 | case pref.Int64Kind: |
| 494 | return coderInt64PackedSliceValue |
| 495 | case pref.Sint64Kind: |
| 496 | return coderSint64PackedSliceValue |
| 497 | case pref.Uint64Kind: |
| 498 | return coderUint64PackedSliceValue |
| 499 | case pref.Sfixed32Kind: |
| 500 | return coderSfixed32PackedSliceValue |
| 501 | case pref.Fixed32Kind: |
| 502 | return coderFixed32PackedSliceValue |
| 503 | case pref.FloatKind: |
| 504 | return coderFloatPackedSliceValue |
| 505 | case pref.Sfixed64Kind: |
| 506 | return coderSfixed64PackedSliceValue |
| 507 | case pref.Fixed64Kind: |
| 508 | return coderFixed64PackedSliceValue |
| 509 | case pref.DoubleKind: |
| 510 | return coderDoublePackedSliceValue |
| 511 | } |
| 512 | default: |
| 513 | switch fd.Kind() { |
| 514 | default: |
| 515 | case pref.BoolKind: |
| 516 | return coderBoolValue |
| 517 | case pref.EnumKind: |
| 518 | return coderEnumValue |
| 519 | case pref.Int32Kind: |
| 520 | return coderInt32Value |
| 521 | case pref.Sint32Kind: |
| 522 | return coderSint32Value |
| 523 | case pref.Uint32Kind: |
| 524 | return coderUint32Value |
| 525 | case pref.Int64Kind: |
| 526 | return coderInt64Value |
| 527 | case pref.Sint64Kind: |
| 528 | return coderSint64Value |
| 529 | case pref.Uint64Kind: |
| 530 | return coderUint64Value |
| 531 | case pref.Sfixed32Kind: |
| 532 | return coderSfixed32Value |
| 533 | case pref.Fixed32Kind: |
| 534 | return coderFixed32Value |
| 535 | case pref.FloatKind: |
| 536 | return coderFloatValue |
| 537 | case pref.Sfixed64Kind: |
| 538 | return coderSfixed64Value |
| 539 | case pref.Fixed64Kind: |
| 540 | return coderFixed64Value |
| 541 | case pref.DoubleKind: |
| 542 | return coderDoubleValue |
| 543 | case pref.StringKind: |
| 544 | if strs.EnforceUTF8(fd) { |
| 545 | return coderStringValueValidateUTF8 |
| 546 | } |
| 547 | return coderStringValue |
| 548 | case pref.BytesKind: |
| 549 | return coderBytesValue |
| 550 | case pref.MessageKind: |
| 551 | return coderMessageValue |
| 552 | case pref.GroupKind: |
| 553 | return coderGroupValue |
| 554 | } |
| 555 | } |
| 556 | panic(fmt.Sprintf("invalid field: no encoder for %v %v %v", fd.FullName(), fd.Cardinality(), fd.Kind())) |
| 557 | } |