Mercurial > projects > orange
annotate orange/serialization/Serializer.d @ 18:3d42ea434d46
Added an error callback. Fixes #3 and #4.
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Thu, 12 Aug 2010 23:24:51 +0200 |
| parents | c4e7e64ffb67 |
| children | 9a575087b961 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Copyright: Copyright (c) 2010 Jacob Carlborg. | |
| 3 * Authors: Jacob Carlborg | |
| 4 * Version: Initial created: Jan 26, 2010 | |
| 5 * License: $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0) | |
| 6 */ | |
| 7 module orange.serialization.Serializer; | |
| 8 | |
| 9 version (Tango) | |
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10 import tango.util.Convert : to, ConversionException; |
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11 |
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12 else |
| 0 | 13 { |
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14 import std.conv; |
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15 alias ConvError ConversionException; |
| 0 | 16 } |
| 17 | |
| 18 import orange.serialization._; | |
| 19 import orange.serialization.archives._; | |
| 20 import orange.util._; | |
| 21 | |
| 22 private | |
| 23 { | |
| 24 alias orange.util.CTFE.contains ctfeContains; | |
| 25 | |
| 26 private enum Mode | |
| 27 { | |
| 28 serializing, | |
| 29 deserializing | |
| 30 } | |
| 31 | |
| 32 alias Mode.serializing serializing; | |
| 33 alias Mode.deserializing deserializing; | |
| 34 } | |
| 35 | |
| 36 class Serializer (ArchiveType : IArchive) | |
| 37 { | |
| 38 static assert(isArchive!(ArchiveType), format!(`The type "`, ArchiveType, `" does not implement the necessary methods to be an archive.`)); | |
| 39 | |
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40 alias ArchiveType.ErrorCallback ErrorCallback; |
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41 alias ArchiveType.DataType DataType; |
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42 |
| 0 | 43 private |
| 44 { | |
| 45 ArchiveType archive; | |
| 46 | |
| 47 RegisterBase[string] serializers; | |
| 48 RegisterBase[string] deserializers; | |
| 49 | |
| 50 size_t keyCounter; | |
| 51 | |
| 52 bool hasBegunSerializing; | |
| 53 bool hasBegunDeserializing; | |
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54 |
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55 void delegate (ArchiveException exception, DataType[] data) throwOnErrorCallback; |
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56 void delegate (ArchiveException exception, DataType[] data) doNothingOnErrorCallback; |
| 0 | 57 } |
| 58 | |
| 59 this () | |
| 60 { | |
| 61 archive = new ArchiveType; | |
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62 |
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63 throwOnErrorCallback = (ArchiveException exception, DataType[] data) { throw exception; }; |
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64 doNothingOnErrorCallback = (ArchiveException exception, DataType[] data) { /* do nothing */ }; |
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65 |
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66 setThrowOnErrorCallback(); |
| 0 | 67 } |
| 68 | |
| 69 void registerSerializer (T) (string type, void delegate (T, Serializer, DataType) dg) | |
| 70 { | |
| 71 serializers[type] = toSerializeRegisterWrapper(dg); | |
| 72 } | |
| 73 | |
| 74 void registerSerializer (T) (string type, void function (T, Serializer, DataType) func) | |
| 75 { | |
| 76 serializers[type] = toSerializeRegisterWrapper(func); | |
| 77 } | |
| 78 | |
| 79 void registerDeserializer (T) (string type, void delegate (ref T, Serializer, DataType) dg) | |
| 80 { | |
| 81 deserializers[type] = toDeserializeRegisterWrapper(dg); | |
| 82 } | |
| 83 | |
| 84 void registerDeserializer (T) (string type, void function (ref T, Serializer, DataType) func) | |
| 85 { | |
| 86 deserializers[type] = toDeserializeRegisterWrapper(func); | |
| 87 } | |
| 88 | |
| 89 void reset () | |
| 90 { | |
| 91 hasBegunSerializing = false; | |
| 92 hasBegunDeserializing = false; | |
| 93 resetCounters(); | |
| 94 | |
| 95 archive.reset; | |
| 96 } | |
| 97 | |
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98 ErrorCallback errorCallback () |
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99 { |
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100 return archive.errorCallback; |
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101 } |
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102 |
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103 ErrorCallback errorCallback (ErrorCallback errorCallback) |
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104 { |
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105 return archive.errorCallback = errorCallback; |
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106 } |
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107 |
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108 void setThrowOnErrorCallback () |
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109 { |
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110 errorCallback = throwOnErrorCallback; |
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111 } |
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112 |
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113 void setDoNothingOnErrorCallback () |
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114 { |
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115 errorCallback = doNothingOnErrorCallback; |
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116 } |
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117 |
| 0 | 118 DataType serialize (T) (T value, DataType key = null) |
| 119 { | |
| 120 if (!hasBegunSerializing) | |
| 121 hasBegunSerializing = true; | |
| 122 | |
| 123 if (!key) | |
| 124 key = nextKey; | |
| 125 | |
| 126 archive.beginArchiving(); | |
| 127 | |
| 128 static if (isTypeDef!(T)) | |
| 129 serializeTypeDef(value, key); | |
| 130 | |
| 131 static if (isObject!(T)) | |
| 132 serializeObject(value, key); | |
| 133 | |
| 134 else static if (isStruct!(T)) | |
| 135 serializeStruct(value, key); | |
| 136 | |
| 137 else static if (isString!(T)) | |
| 138 serializeString(value, key); | |
| 139 | |
| 140 else static if (isArray!(T)) | |
| 141 serializeArray(value, key); | |
| 142 | |
| 143 else static if (isAssociativeArray!(T)) | |
| 144 serializeAssociativeArray(value, key); | |
| 145 | |
| 146 else static if (isPrimitive!(T)) | |
| 147 serializePrimitive(value, key); | |
| 148 | |
| 149 else static if (isPointer!(T)) | |
| 150 { | |
| 151 static if (isFunctionPointer!(T)) | |
| 2 | 152 goto error; |
| 0 | 153 |
| 154 else | |
| 155 serializePointer(value, key); | |
| 2 | 156 } |
| 0 | 157 |
| 158 else static if (isEnum!(T)) | |
| 159 serializeEnum(value, key); | |
| 160 | |
| 161 else | |
| 2 | 162 { |
| 163 error: | |
| 164 throw new SerializationException(format!(`The type "`, T, `" cannot be serialized.`), __FILE__, __LINE__); | |
| 165 } | |
| 0 | 166 |
| 167 return archive.data; | |
| 168 } | |
| 169 | |
| 170 private void serializeObject (T) (T value, DataType key) | |
| 2 | 171 { |
| 0 | 172 triggerEvents(serializing, value, { |
| 173 archive.archive(value, key, { | |
| 174 auto runtimeType = value.classinfo.name; | |
| 175 | |
| 176 if (runtimeType in serializers) | |
| 177 { | |
| 178 auto wrapper = getSerializerWrapper!(T)(runtimeType); | |
| 179 wrapper(value, this, key); | |
| 180 } | |
| 181 | |
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182 else static if (isSerializable!(T, Serializer)) |
| 0 | 183 value.toData(this, key); |
| 184 | |
| 185 else | |
| 186 { | |
| 187 if (isBaseClass(value)) | |
| 188 throw new SerializationException(`The object of the static type "` ~ T.stringof ~ `" have a different runtime type (` ~ runtimeType ~ `) and therefore needs to register a serializer for its type "` ~ runtimeType ~ `".`, __FILE__, __LINE__); | |
| 189 | |
| 2 | 190 objectStructSerializeHelper(value); |
| 0 | 191 } |
| 192 }); | |
| 193 }); | |
| 194 } | |
| 195 | |
| 196 private void serializeStruct (T) (T value, DataType key) | |
| 197 { | |
| 198 triggerEvents(serializing, value, { | |
| 199 archive.archive(value, key, { | |
| 200 auto type = toDataType(T.stringof); | |
| 201 | |
| 202 if (type in serializers) | |
| 203 { | |
| 204 auto wrapper = getSerializerWrapper!(T)(type); | |
| 205 wrapper(value, this, key); | |
| 206 } | |
| 207 | |
| 208 else | |
| 209 { | |
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210 static if (isSerializable!(T, Serializer)) |
| 0 | 211 value.toData(this, key); |
| 212 | |
| 213 else | |
| 2 | 214 objectStructSerializeHelper(value); |
| 0 | 215 } |
| 216 }); | |
| 217 }); | |
| 218 } | |
| 219 | |
| 220 private void serializeString (T) (T value, DataType key) | |
| 221 { | |
| 222 archive.archive(value, key); | |
| 223 } | |
| 224 | |
| 225 private void serializeArray (T) (T value, DataType key) | |
| 226 { | |
| 227 archive.archive(value, key, { | |
| 228 foreach (i, e ; value) | |
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229 serialize(e, toDataType(i)); |
| 0 | 230 }); |
| 231 } | |
| 232 | |
| 233 private void serializeAssociativeArray (T) (T value, DataType key) | |
| 234 { | |
| 235 archive.archive(value, key, { | |
| 236 foreach(k, v ; value) | |
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237 serialize(v, toDataType(k)); |
| 0 | 238 }); |
| 239 } | |
| 240 | |
| 241 private void serializePointer (T) (T value, DataType key) | |
| 242 { | |
| 243 archive.archive(value, key, { | |
| 244 if (key in serializers) | |
| 245 { | |
| 246 auto wrapper = getSerializerWrapper!(T)(key); | |
| 247 wrapper(value, this, key); | |
| 248 } | |
| 249 | |
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250 else static if (isSerializable!(T, Serializer)) |
| 0 | 251 value.toData(this, key); |
| 252 | |
| 253 else | |
| 254 { | |
| 255 static if (isVoid!(BaseTypeOfPointer!(T))) | |
| 256 throw new SerializationException(`The value with the key "` ~ to!(string)(key) ~ `"` ~ format!(` of the type "`, T, `" cannot be serialized on its own, either implement orange.serialization.Serializable.isSerializable or register a serializer.`), __FILE__, __LINE__); | |
| 257 | |
| 258 else | |
| 259 serialize(*value, key); | |
| 260 } | |
| 261 }); | |
| 262 } | |
| 263 | |
| 264 private void serializeEnum (T) (T value, DataType key) | |
| 265 { | |
| 266 archive.archive(value, key); | |
| 267 } | |
| 268 | |
| 269 private void serializePrimitive (T) (T value, DataType key) | |
| 270 { | |
| 271 archive.archive(value, key); | |
| 272 } | |
| 273 | |
| 274 private void serializeTypeDef (T) (T value, DataType key) | |
| 275 { | |
| 276 archive.archive(value, key, { | |
| 277 serialize!(BaseTypeOfTypeDef!(T))(value, key); | |
| 278 }); | |
| 279 } | |
| 280 | |
| 281 T deserialize (T) (DataType data, DataType key = null) | |
| 282 { | |
| 283 if (hasBegunSerializing && !hasBegunDeserializing) | |
| 284 resetCounters(); | |
| 285 | |
| 286 if (!hasBegunDeserializing) | |
| 287 hasBegunDeserializing = true; | |
| 288 | |
| 289 if (!key) | |
| 290 key = nextKey; | |
| 291 | |
| 292 archive.beginUnarchiving(data); | |
| 293 return deserializeInternal!(T)(key); | |
| 294 } | |
| 295 | |
| 296 private T deserializeInternal (T) (DataType key) | |
| 297 { | |
| 298 static if (isTypeDef!(T)) | |
| 299 return deserializeTypeDef!(T)(key); | |
| 300 | |
| 301 else static if (isObject!(T)) | |
| 302 return deserializeObject!(T)(key); | |
| 303 | |
| 304 else static if (isStruct!(T)) | |
| 305 return deserializeStruct!(T)(key); | |
| 306 | |
| 307 else static if (isString!(T)) | |
| 308 return deserializeString!(T)(key); | |
| 309 | |
| 310 else static if (isArray!(T)) | |
| 311 return deserializeArray!(T)(key); | |
| 312 | |
| 313 else static if (isAssociativeArray!(T)) | |
| 314 return deserializeAssociativeArray!(T)(key); | |
| 315 | |
| 316 else static if (isPrimitive!(T)) | |
| 317 return deserializePrimitive!(T)(key); | |
| 318 | |
| 319 else static if (isPointer!(T)) | |
| 2 | 320 { |
| 321 static if (isFunctionPointer!(T)) | |
| 322 goto error; | |
| 323 | |
| 0 | 324 return deserializePointer!(T)(key); |
| 2 | 325 } |
| 0 | 326 |
| 327 else static if (isEnum!(T)) | |
| 328 return deserializeEnum!(T)(key); | |
| 329 | |
| 330 else | |
| 2 | 331 { |
| 332 error: | |
| 333 throw new SerializationException(format!(`The type "`, T, `" cannot be deserialized.`), __FILE__, __LINE__); | |
| 334 } | |
| 0 | 335 } |
| 336 | |
| 337 private T deserializeObject (T) (DataType key) | |
| 338 { | |
| 2 | 339 T value = archive.unarchive!(T)(key, (T value) { |
| 0 | 340 triggerEvents(deserializing, value, { |
| 341 auto runtimeType = value.classinfo.name; | |
| 342 | |
| 343 if (runtimeType in deserializers) | |
| 344 { | |
| 345 auto wrapper = getDeserializerWrapper!(T)(runtimeType); | |
| 346 wrapper(value, this, key); | |
| 347 } | |
| 348 | |
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349 else static if (isSerializable!(T, Serializer)) |
| 0 | 350 value.fromData(this, key); |
| 351 | |
| 352 else | |
| 353 { | |
| 354 if (isBaseClass(value)) | |
| 355 throw new SerializationException(`The object of the static type "` ~ T.stringof ~ `" have a different runtime type (` ~ runtimeType ~ `) and therefore needs to register a deserializer for its type "` ~ runtimeType ~ `".`, __FILE__, __LINE__); | |
| 356 | |
| 2 | 357 objectStructDeserializeHelper(value); |
| 0 | 358 } |
| 359 }); | |
| 360 | |
| 361 return value; | |
| 362 }); | |
| 363 | |
| 364 return value; | |
| 365 } | |
| 366 | |
| 367 private T deserializeStruct (T) (DataType key) | |
| 368 { | |
| 369 return archive.unarchive!(T)(key, (T value) { | |
| 370 triggerEvents(deserializing, value, { | |
| 371 auto type = toDataType(T.stringof); | |
| 372 | |
| 373 if (type in deserializers) | |
| 374 { | |
| 375 auto wrapper = getDeserializerWrapper!(T)(type); | |
| 376 wrapper(value, this, key); | |
| 377 } | |
| 378 | |
| 379 else | |
| 380 { | |
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381 static if (isSerializable!(T, Serializer)) |
| 0 | 382 value.fromData(this, key); |
| 383 | |
| 384 else | |
| 2 | 385 objectStructDeserializeHelper(value); |
| 0 | 386 } |
| 387 }); | |
| 388 | |
| 389 return value; | |
| 390 }); | |
| 391 } | |
| 392 | |
| 393 private T deserializeString (T) (DataType key) | |
| 394 { | |
| 395 return archive.unarchive!(T)(key); | |
| 396 } | |
| 397 | |
| 398 private T deserializeArray (T) (DataType key) | |
| 399 { | |
| 400 return archive.unarchive!(T)(key, (T value) { | |
| 401 foreach (i, ref e ; value) | |
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402 e = deserializeInternal!(typeof(e))(toDataType(i)); |
| 0 | 403 |
| 404 return value; | |
| 405 }); | |
| 406 } | |
| 407 | |
| 408 private T deserializeAssociativeArray (T) (DataType key) | |
| 409 { | |
| 410 return archive.unarchive!(T)(key, (T value) { | |
| 411 foreach (k, v ; archive.unarchiveAssociativeArrayVisitor!(T)) | |
| 412 value[k] = v; | |
| 413 | |
| 414 return value; | |
| 415 }); | |
| 416 } | |
| 417 | |
| 418 private T deserializePointer (T) (DataType key) | |
| 419 { | |
| 420 return archive.unarchive!(T)(key, (T value) { | |
| 421 if (key in deserializers) | |
| 422 { | |
| 423 auto wrapper = getDeserializerWrapper!(T)(key); | |
| 424 wrapper(value, this, key); | |
| 425 } | |
| 426 | |
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427 else static if (isSerializable!(T, Serializer)) |
| 0 | 428 value.fromData(this, key); |
| 429 | |
| 430 else | |
| 431 { | |
| 432 static if (isVoid!(BaseTypeOfPointer!(T))) | |
| 433 throw new SerializationException(`The value with the key "` ~ to!(string)(key) ~ `"` ~ format!(` of the type "`, T, `" cannot be deserialized on its own, either implement orange.serialization.Serializable.isSerializable or register a deserializer.`), __FILE__, __LINE__); | |
| 434 | |
| 435 else | |
| 436 *value = deserializeInternal!(BaseTypeOfPointer!(T))(key); | |
| 437 } | |
| 438 | |
| 439 return value; | |
| 440 }); | |
| 441 } | |
| 442 | |
| 443 private T deserializeEnum (T) (DataType key) | |
| 444 { | |
| 445 return archive.unarchive!(T)(key); | |
| 446 } | |
| 447 | |
| 448 private T deserializePrimitive (T) (DataType key) | |
| 449 { | |
| 450 return archive.unarchive!(T)(key); | |
| 451 } | |
| 452 | |
| 453 private T deserializeTypeDef (T) (DataType key) | |
| 454 { | |
| 455 return archive.unarchive!(T)(key, (T value) { | |
| 456 return deserializeInternal!(BaseTypeOfTypeDef!(T))(key); | |
| 457 }); | |
| 458 } | |
| 459 | |
| 3 | 460 private void objectStructSerializeHelper (T) (ref T value) |
| 461 { | |
| 462 static assert(isStruct!(T) || isObject!(T), format!(`The given value of the type "`, T, `" is not a valid type, the only valid types for this method are objects and structs.`)); | |
| 8 | 463 const nonSerializedFields = collectAnnotations!(nonSerializedField, T); |
| 3 | 464 |
| 465 foreach (i, dummy ; typeof(T.tupleof)) | |
| 466 { | |
| 467 const field = nameOfFieldAt!(T, i); | |
| 468 | |
| 469 static if (!internalFields.ctfeContains(field) && !nonSerializedFields.ctfeContains(field)) | |
| 470 { | |
| 471 alias typeof(T.tupleof[i]) Type; | |
| 472 Type v = value.tupleof[i]; | |
| 473 serialize(v, toDataType(field)); | |
| 474 } | |
| 475 } | |
| 2 | 476 |
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477 static if (isObject!(T) && !is(T == Object)) |
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478 serializeBaseTypes(value); |
| 3 | 479 } |
| 480 | |
| 481 private void objectStructDeserializeHelper (T) (ref T value) | |
| 482 { | |
| 483 static assert(isStruct!(T) || isObject!(T), format!(`The given value of the type "`, T, `" is not a valid type, the only valid types for this method are objects and structs.`)); | |
| 8 | 484 const nonSerializedFields = collectAnnotations!(nonSerializedField, T); |
| 3 | 485 |
| 486 foreach (i, dummy ; typeof(T.tupleof)) | |
| 487 { | |
| 488 const field = nameOfFieldAt!(T, i); | |
| 489 | |
| 490 static if (!internalFields.ctfeContains(field) && !nonSerializedFields.ctfeContains(field)) | |
| 491 { | |
| 492 alias TypeOfField!(T, field) Type; | |
| 493 auto fieldValue = deserializeInternal!(Type)(toDataType(field)); | |
| 494 value.tupleof[i] = fieldValue; | |
| 495 } | |
| 496 } | |
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497 |
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498 static if (isObject!(T) && !is(T == Object)) |
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499 deserializeBaseTypes(value); |
| 0 | 500 } |
| 501 | |
| 2 | 502 private void serializeBaseTypes (T : Object) (T value) |
| 0 | 503 { |
| 504 alias BaseTypeTupleOf!(T)[0] Base; | |
| 505 | |
| 506 static if (!is(Base == Object)) | |
| 507 { | |
| 508 archive.archiveBaseClass!(Base)(nextKey); | |
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509 Base base = value; |
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510 objectStructSerializeHelper(base); |
| 0 | 511 } |
| 512 } | |
| 513 | |
| 2 | 514 private void deserializeBaseTypes (T : Object) (T value) |
| 0 | 515 { |
| 516 alias BaseTypeTupleOf!(T)[0] Base; | |
| 517 | |
| 518 static if (!is(Base == Object)) | |
| 519 { | |
| 520 archive.unarchiveBaseClass!(Base)(nextKey); | |
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521 Base base = value; |
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522 objectStructDeserializeHelper(base); |
| 0 | 523 } |
| 524 } | |
| 525 | |
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526 private SerializeRegisterWrapper!(T, Serializer) getSerializerWrapper (T) (string type) |
| 0 | 527 { |
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528 auto wrapper = cast(SerializeRegisterWrapper!(T, Serializer)) serializers[type]; |
| 0 | 529 |
| 530 if (wrapper) | |
| 531 return wrapper; | |
| 532 | |
| 533 assert(false, "throw exception here"); | |
| 534 } | |
| 535 | |
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536 private DeserializeRegisterWrapper!(T, Serializer) getDeserializerWrapper (T) (string type) |
| 0 | 537 { |
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538 auto wrapper = cast(DeserializeRegisterWrapper!(T, Serializer)) deserializers[type]; |
| 0 | 539 |
| 540 if (wrapper) | |
| 541 return wrapper; | |
| 542 | |
| 543 assert(false, "throw exception here"); | |
| 544 } | |
| 545 | |
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546 private SerializeRegisterWrapper!(T, Serializer) toSerializeRegisterWrapper (T) (void delegate (T, Serializer, DataType) dg) |
| 0 | 547 { |
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548 return new SerializeRegisterWrapper!(T, Serializer)(dg); |
| 0 | 549 } |
| 550 | |
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551 private SerializeRegisterWrapper!(T, Serializer) toSerializeRegisterWrapper (T) (void function (T, Serializer, DataType) func) |
| 0 | 552 { |
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553 return new SerializeRegisterWrapper!(T, Serializer)(func); |
| 0 | 554 } |
| 555 | |
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556 private DeserializeRegisterWrapper!(T, Serializer) toDeserializeRegisterWrapper (T) (void delegate (ref T, Serializer, DataType) dg) |
| 0 | 557 { |
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558 return new DeserializeRegisterWrapper!(T, Serializer)(dg); |
| 0 | 559 } |
| 560 | |
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561 private DeserializeRegisterWrapper!(T, Serializer) toDeserializeRegisterWrapper (T) (void function (ref T, Serializer, DataType) func) |
| 0 | 562 { |
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563 return new DeserializeRegisterWrapper!(T, Serializer)(func); |
| 0 | 564 } |
| 565 | |
| 566 private DataType toDataType (T) (T value) | |
| 567 { | |
| 568 try | |
| 569 return to!(DataType)(value); | |
| 570 | |
| 571 catch (ConversionException e) | |
| 572 throw new SerializationException(e); | |
| 573 } | |
| 574 | |
| 575 private bool isBaseClass (T) (T value) | |
| 576 { | |
| 577 auto name = value.classinfo.name; | |
| 578 auto index = name.lastIndexOf('.'); | |
| 579 | |
| 580 return T.stringof != name[index + 1 .. $]; | |
| 581 } | |
| 582 | |
| 583 private DataType nextKey () | |
| 584 { | |
| 585 return toDataType(keyCounter++); | |
| 586 } | |
| 587 | |
| 588 private void resetCounters () | |
| 589 { | |
| 590 keyCounter = 0; | |
| 591 } | |
| 592 | |
| 593 private void triggerEvent (string name, T) (T value) | |
| 594 { | |
| 3 | 595 static assert (isObject!(T) || isStruct!(T), format!(`The given value of the type "`, T, `" is not a valid type, the only valid types for this method are objects and structs.`)); |
| 0 | 596 |
| 597 foreach (i, dummy ; typeof(T.tupleof)) | |
| 598 { | |
| 599 const field = nameOfFieldAt!(T, i); | |
| 600 | |
| 601 static if (field == name) | |
| 602 { | |
| 603 alias TypeOfField!(T, field) Type; | |
| 604 auto event = getValueOfField!(T, Type, field)(value); | |
| 605 event(value); | |
| 606 } | |
| 607 } | |
| 608 } | |
| 609 | |
| 610 private void triggerEvents (T) (Mode mode, T value, void delegate () dg) | |
| 611 { | |
| 612 if (mode == serializing) | |
| 613 triggerEvent!(onSerializingField)(value); | |
| 614 | |
| 615 else | |
| 616 triggerEvent!(onDeserializingField)(value); | |
| 617 | |
| 618 dg(); | |
| 619 | |
| 620 if (mode == serializing) | |
| 621 triggerEvent!(onSerializedField)(value); | |
| 622 | |
| 623 else | |
| 624 triggerEvent!(onDeserializedField)(value); | |
| 625 } | |
| 626 | |
| 8 | 627 private static string[] collectAnnotations (string name, T) () |
| 0 | 628 { |
| 3 | 629 static assert (isObject!(T) || isStruct!(T), format!(`The given value of the type "`, T, `" is not a valid type, the only valid types for this method are objects and structs.`)); |
| 0 | 630 |
| 631 string[] annotations; | |
| 632 | |
| 8 | 633 foreach (i, type ; typeof(T.tupleof)) |
| 0 | 634 { |
| 635 const field = nameOfFieldAt!(T, i); | |
| 636 | |
| 637 static if (field == name) | |
| 8 | 638 annotations ~= type.field; |
| 0 | 639 } |
| 640 | |
| 641 return annotations; | |
| 642 } | |
| 643 } |