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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 // Touch the RegExp and Date functions to make sure that date-delay.js and | 28 // Touch the RegExp and Date functions to make sure that date-delay.js and |
29 // regexp-delay.js has been loaded. This is required as the mirrors use | 29 // regexp-delay.js has been loaded. This is required as the mirrors use |
30 // functions within these files through the builtins object. See the | 30 // functions within these files through the builtins object. See the |
31 // function DateToISO8601_ as an example. | 31 // function DateToISO8601_ as an example. |
32 RegExp; | 32 RegExp; |
33 Date; | 33 Date; |
34 | 34 |
35 | 35 |
| 36 var next_handle_ = 0; |
| 37 var mirror_cache_ = []; |
| 38 |
| 39 /** |
| 40 * Clear the mirror handle cache. |
| 41 */ |
| 42 function ClearMirrorCache() { |
| 43 next_handle_ = 0; |
| 44 mirror_cache_ = []; |
| 45 } |
| 46 |
| 47 |
36 /** | 48 /** |
37 * Returns the mirror for a specified value or object. | 49 * Returns the mirror for a specified value or object. |
38 * | 50 * |
39 * @param {value or Object} value the value or object to retreive the mirror for | 51 * @param {value or Object} value the value or object to retreive the mirror for |
40 * @returns {Mirror} the mirror reflects the passed value or object | 52 * @returns {Mirror} the mirror reflects the passed value or object |
41 */ | 53 */ |
42 function MakeMirror(value) { | 54 function MakeMirror(value) { |
43 if (IS_UNDEFINED(value)) return new UndefinedMirror(); | 55 var mirror; |
44 if (IS_NULL(value)) return new NullMirror(); | 56 for (id in mirror_cache_) { |
45 if (IS_BOOLEAN(value)) return new BooleanMirror(value); | 57 mirror = mirror_cache_[id]; |
46 if (IS_NUMBER(value)) return new NumberMirror(value); | 58 if (mirror.value() === value) { |
47 if (IS_STRING(value)) return new StringMirror(value); | 59 return mirror; |
48 if (IS_ARRAY(value)) return new ArrayMirror(value); | 60 } |
49 if (IS_DATE(value)) return new DateMirror(value); | 61 } |
50 if (IS_FUNCTION(value)) return new FunctionMirror(value); | 62 |
51 if (IS_REGEXP(value)) return new RegExpMirror(value); | 63 if (IS_UNDEFINED(value)) { |
52 if (IS_ERROR(value)) return new ErrorMirror(value); | 64 mirror = new UndefinedMirror(); |
53 return new ObjectMirror(value); | 65 } else if (IS_NULL(value)) { |
| 66 mirror = new NullMirror(); |
| 67 } else if (IS_BOOLEAN(value)) { |
| 68 mirror = new BooleanMirror(value); |
| 69 } else if (IS_NUMBER(value)) { |
| 70 mirror = new NumberMirror(value); |
| 71 } else if (IS_STRING(value)) { |
| 72 mirror = new StringMirror(value); |
| 73 } else if (IS_ARRAY(value)) { |
| 74 mirror = new ArrayMirror(value); |
| 75 } else if (IS_DATE(value)) { |
| 76 mirror = new DateMirror(value); |
| 77 } else if (IS_FUNCTION(value)) { |
| 78 mirror = new FunctionMirror(value); |
| 79 } else if (IS_REGEXP(value)) { |
| 80 mirror = new RegExpMirror(value); |
| 81 } else if (IS_ERROR(value)) { |
| 82 mirror = new ErrorMirror(value); |
| 83 } else { |
| 84 mirror = new ObjectMirror(value); |
| 85 } |
| 86 |
| 87 mirror_cache_[mirror.handle()] = mirror; |
| 88 return mirror; |
| 89 } |
| 90 |
| 91 |
| 92 /** |
| 93 * Returns the mirror for the undefined value. |
| 94 * |
| 95 * @returns {Mirror} the mirror reflects the undefined value |
| 96 */ |
| 97 function GetUndefinedMirror() { |
| 98 return MakeMirror(void 0); |
54 } | 99 } |
55 | 100 |
56 | 101 |
57 /** | 102 /** |
58 * Inherit the prototype methods from one constructor into another. | 103 * Inherit the prototype methods from one constructor into another. |
59 * | 104 * |
60 * The Function.prototype.inherits from lang.js rewritten as a standalone | 105 * The Function.prototype.inherits from lang.js rewritten as a standalone |
61 * function (not on Function.prototype). NOTE: If this file is to be loaded | 106 * function (not on Function.prototype). NOTE: If this file is to be loaded |
62 * during bootstrapping this function needs to be revritten using some native | 107 * during bootstrapping this function needs to be revritten using some native |
63 * functions as prototype setup using normal JavaScript does not work as | 108 * functions as prototype setup using normal JavaScript does not work as |
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80 const UNDEFINED_TYPE = 'undefined'; | 125 const UNDEFINED_TYPE = 'undefined'; |
81 const NULL_TYPE = 'null'; | 126 const NULL_TYPE = 'null'; |
82 const BOOLEAN_TYPE = 'boolean'; | 127 const BOOLEAN_TYPE = 'boolean'; |
83 const NUMBER_TYPE = 'number'; | 128 const NUMBER_TYPE = 'number'; |
84 const STRING_TYPE = 'string'; | 129 const STRING_TYPE = 'string'; |
85 const OBJECT_TYPE = 'object'; | 130 const OBJECT_TYPE = 'object'; |
86 const FUNCTION_TYPE = 'function'; | 131 const FUNCTION_TYPE = 'function'; |
87 const REGEXP_TYPE = 'regexp'; | 132 const REGEXP_TYPE = 'regexp'; |
88 const ERROR_TYPE = 'error'; | 133 const ERROR_TYPE = 'error'; |
89 const PROPERTY_TYPE = 'property'; | 134 const PROPERTY_TYPE = 'property'; |
90 const ACCESSOR_TYPE = 'accessor'; | |
91 const FRAME_TYPE = 'frame'; | 135 const FRAME_TYPE = 'frame'; |
92 const SCRIPT_TYPE = 'script'; | 136 const SCRIPT_TYPE = 'script'; |
93 | 137 |
94 // Maximum length when sending strings through the JSON protocol. | 138 // Maximum length when sending strings through the JSON protocol. |
95 const kMaxProtocolStringLength = 80; | 139 const kMaxProtocolStringLength = 80; |
96 | 140 |
97 // Different kind of properties. | 141 // Different kind of properties. |
98 PropertyKind = {}; | 142 PropertyKind = {}; |
99 PropertyKind.Named = 1; | 143 PropertyKind.Named = 1; |
100 PropertyKind.Indexed = 2; | 144 PropertyKind.Indexed = 2; |
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148 this.type_ = type; | 192 this.type_ = type; |
149 }; | 193 }; |
150 | 194 |
151 | 195 |
152 Mirror.prototype.type = function() { | 196 Mirror.prototype.type = function() { |
153 return this.type_; | 197 return this.type_; |
154 }; | 198 }; |
155 | 199 |
156 | 200 |
157 /** | 201 /** |
| 202 * Check whether the mirror reflects a value. |
| 203 * @returns {boolean} True if the mirror reflects a value. |
| 204 */ |
| 205 Mirror.prototype.isValue = function() { |
| 206 return this instanceof ValueMirror; |
| 207 } |
| 208 |
| 209 |
| 210 /** |
158 * Check whether the mirror reflects the undefined value. | 211 * Check whether the mirror reflects the undefined value. |
159 * @returns {boolean} True if the mirror reflects the undefined value. | 212 * @returns {boolean} True if the mirror reflects the undefined value. |
160 */ | 213 */ |
161 Mirror.prototype.isUndefined = function() { | 214 Mirror.prototype.isUndefined = function() { |
162 return this instanceof UndefinedMirror; | 215 return this instanceof UndefinedMirror; |
163 } | 216 } |
164 | 217 |
165 | 218 |
166 /** | 219 /** |
167 * Check whether the mirror reflects the null value. | 220 * Check whether the mirror reflects the null value. |
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282 | 335 |
283 /** | 336 /** |
284 * Check whether the mirror reflects a script. | 337 * Check whether the mirror reflects a script. |
285 * @returns {boolean} True if the mirror reflects a script | 338 * @returns {boolean} True if the mirror reflects a script |
286 */ | 339 */ |
287 Mirror.prototype.isScript = function() { | 340 Mirror.prototype.isScript = function() { |
288 return this instanceof ScriptMirror; | 341 return this instanceof ScriptMirror; |
289 } | 342 } |
290 | 343 |
291 | 344 |
292 /** | |
293 * Serialize object in JSON format. The actual serialization is handled by the | |
294 * JSONProtocolSerializer. | |
295 * @param {boolean} details Indicate level of details to include | |
296 * @return {string} JSON serialization | |
297 */ | |
298 Mirror.prototype.toJSONProtocol = function(details) { | |
299 var serializer = new JSONProtocolSerializer(details) | |
300 return serializer.serialize(this) | |
301 } | |
302 | |
303 | |
304 Mirror.prototype.toText = function() { | 345 Mirror.prototype.toText = function() { |
305 // Simpel to text which is used when on specialization in subclass. | 346 // Simpel to text which is used when on specialization in subclass. |
306 return "#<" + builtins.GetInstanceName(this.constructor.name) + ">"; | 347 return "#<" + builtins.GetInstanceName(this.constructor.name) + ">"; |
307 } | 348 } |
308 | 349 |
309 | 350 |
310 /** | 351 /** |
311 * Base class for all value mirror objects. | 352 * Base class for all value mirror objects. |
312 * @param {string} type The type of the mirror | 353 * @param {string} type The type of the mirror |
313 * @param {value} value The value reflected by this mirror | 354 * @param {value} value The value reflected by this mirror |
314 * @constructor | 355 * @constructor |
315 * @extends Mirror | 356 * @extends Mirror |
316 */ | 357 */ |
317 function ValueMirror(type, value) { | 358 function ValueMirror(type, value) { |
318 Mirror.call(this, type); | 359 Mirror.call(this, type); |
| 360 this.handle_ = next_handle_++; |
319 this.value_ = value; | 361 this.value_ = value; |
320 } | 362 } |
321 inherits(ValueMirror, Mirror); | 363 inherits(ValueMirror, Mirror); |
322 | 364 |
323 | 365 |
| 366 Mirror.prototype.handle = function() { |
| 367 return this.handle_; |
| 368 }; |
| 369 |
| 370 |
324 /** | 371 /** |
325 * Check whether this is a primitive value. | 372 * Check whether this is a primitive value. |
326 * @return {boolean} True if the mirror reflects a primitive value | 373 * @return {boolean} True if the mirror reflects a primitive value |
327 */ | 374 */ |
328 ValueMirror.prototype.isPrimitive = function() { | 375 ValueMirror.prototype.isPrimitive = function() { |
329 var type = this.type(); | 376 var type = this.type(); |
330 return type === 'undefined' || | 377 return type === 'undefined' || |
331 type === 'null' || | 378 type === 'null' || |
332 type === 'boolean' || | 379 type === 'boolean' || |
333 type === 'number' || | 380 type === 'number' || |
334 type === 'string'; | 381 type === 'string'; |
335 }; | 382 }; |
336 | 383 |
337 | 384 |
338 /** | 385 /** |
339 * Get the actual value reflected by this mirror. | 386 * Get the actual value reflected by this mirror. |
340 * @return {value} The value reflected by this mirror | 387 * @return {value} The value reflected by this mirror |
341 */ | 388 */ |
342 ValueMirror.prototype.value = function() { | 389 ValueMirror.prototype.value = function() { |
343 return this.value_; | 390 return this.value_; |
344 }; | 391 }; |
345 | 392 |
346 | 393 |
347 /** | 394 /** |
348 * Mirror object for Undefined. | 395 * Mirror object for Undefined. |
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574 }; | 621 }; |
575 | 622 |
576 | 623 |
577 ObjectMirror.prototype.property = function(name) { | 624 ObjectMirror.prototype.property = function(name) { |
578 var details = %DebugGetPropertyDetails(this.value_, %ToString(name)); | 625 var details = %DebugGetPropertyDetails(this.value_, %ToString(name)); |
579 if (details) { | 626 if (details) { |
580 return new PropertyMirror(this, name, details); | 627 return new PropertyMirror(this, name, details); |
581 } | 628 } |
582 | 629 |
583 // Nothing found. | 630 // Nothing found. |
584 return new UndefinedMirror(); | 631 return GetUndefinedMirror(); |
585 }; | 632 }; |
586 | 633 |
587 | 634 |
588 | 635 |
589 /** | 636 /** |
590 * Try to find a property from its value. | 637 * Try to find a property from its value. |
591 * @param {Mirror} value The property value to look for | 638 * @param {Mirror} value The property value to look for |
592 * @return {PropertyMirror} The property with the specified value. If no | 639 * @return {PropertyMirror} The property with the specified value. If no |
593 * property was found with the specified value UndefinedMirror is returned | 640 * property was found with the specified value UndefinedMirror is returned |
594 */ | 641 */ |
595 ObjectMirror.prototype.lookupProperty = function(value) { | 642 ObjectMirror.prototype.lookupProperty = function(value) { |
596 var properties = this.properties(); | 643 var properties = this.properties(); |
597 | 644 |
598 // Look for property value in properties. | 645 // Look for property value in properties. |
599 for (var i = 0; i < properties.length; i++) { | 646 for (var i = 0; i < properties.length; i++) { |
600 | 647 |
601 // Skip properties which are defined through assessors. | 648 // Skip properties which are defined through assessors. |
602 var property = properties[i]; | 649 var property = properties[i]; |
603 if (property.propertyType() != PropertyType.Callbacks) { | 650 if (property.propertyType() != PropertyType.Callbacks) { |
604 if (%_ObjectEquals(property.value_, value.value_)) { | 651 if (%_ObjectEquals(property.value_, value.value_)) { |
605 return property; | 652 return property; |
606 } | 653 } |
607 } | 654 } |
608 } | 655 } |
609 | 656 |
610 // Nothing found. | 657 // Nothing found. |
611 return new UndefinedMirror(); | 658 return GetUndefinedMirror(); |
612 }; | 659 }; |
613 | 660 |
614 | 661 |
615 /** | 662 /** |
616 * Returns objects which has direct references to this object | 663 * Returns objects which has direct references to this object |
617 * @param {number} opt_max_instances Optional parameter specifying the maximum | 664 * @param {number} opt_max_instances Optional parameter specifying the maximum |
618 * number of instances to return. | 665 * number of instances to return. |
619 * @return {Array} The objects which has direct references to this object. | 666 * @return {Array} The objects which has direct references to this object. |
620 */ | 667 */ |
621 ObjectMirror.prototype.referencedBy = function(opt_max_instances) { | 668 ObjectMirror.prototype.referencedBy = function(opt_max_instances) { |
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680 | 727 |
681 /** | 728 /** |
682 * Returns the source code for the function. | 729 * Returns the source code for the function. |
683 * @return {string or undefined} The source code for the function. If the | 730 * @return {string or undefined} The source code for the function. If the |
684 * function is not resolved undefined will be returned. | 731 * function is not resolved undefined will be returned. |
685 */ | 732 */ |
686 FunctionMirror.prototype.source = function() { | 733 FunctionMirror.prototype.source = function() { |
687 // Return source if function is resolved. Otherwise just fall through to | 734 // Return source if function is resolved. Otherwise just fall through to |
688 // return undefined. | 735 // return undefined. |
689 if (this.resolved()) { | 736 if (this.resolved()) { |
690 // This builtins function is context independant (only uses runtime | |
691 // calls and typeof. | |
692 return builtins.FunctionSourceString(this.value_); | 737 return builtins.FunctionSourceString(this.value_); |
693 } | 738 } |
694 }; | 739 }; |
695 | 740 |
696 | 741 |
697 /** | 742 /** |
698 * Returns the script object for the function. | 743 * Returns the script object for the function. |
699 * @return {ScriptMirror or undefined} Script object for the function or | 744 * @return {ScriptMirror or undefined} Script object for the function or |
700 * undefined if the function has no script | 745 * undefined if the function has no script |
701 */ | 746 */ |
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756 } | 801 } |
757 inherits(UnresolvedFunctionMirror, FunctionMirror); | 802 inherits(UnresolvedFunctionMirror, FunctionMirror); |
758 | 803 |
759 | 804 |
760 UnresolvedFunctionMirror.prototype.className = function() { | 805 UnresolvedFunctionMirror.prototype.className = function() { |
761 return 'Function'; | 806 return 'Function'; |
762 }; | 807 }; |
763 | 808 |
764 | 809 |
765 UnresolvedFunctionMirror.prototype.constructorFunction = function() { | 810 UnresolvedFunctionMirror.prototype.constructorFunction = function() { |
766 return new UndefinedMirror(); | 811 return GetUndefinedMirror(); |
767 }; | 812 }; |
768 | 813 |
769 | 814 |
770 UnresolvedFunctionMirror.prototype.prototypeObject = function() { | 815 UnresolvedFunctionMirror.prototype.prototypeObject = function() { |
771 return new UndefinedMirror(); | 816 return GetUndefinedMirror(); |
772 }; | 817 }; |
773 | 818 |
774 | 819 |
775 UnresolvedFunctionMirror.prototype.protoObject = function() { | 820 UnresolvedFunctionMirror.prototype.protoObject = function() { |
776 return new UndefinedMirror(); | 821 return GetUndefinedMirror(); |
777 }; | 822 }; |
778 | 823 |
779 | 824 |
780 UnresolvedFunctionMirror.prototype.name = function() { | 825 UnresolvedFunctionMirror.prototype.name = function() { |
781 return this.value_; | 826 return this.value_; |
782 }; | 827 }; |
783 | 828 |
784 | 829 |
785 UnresolvedFunctionMirror.prototype.propertyNames = function(kind, limit) { | 830 UnresolvedFunctionMirror.prototype.propertyNames = function(kind, limit) { |
786 return []; | 831 return []; |
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808 var from_index = opt_from_index || 0; | 853 var from_index = opt_from_index || 0; |
809 var to_index = opt_to_index || this.length() - 1; | 854 var to_index = opt_to_index || this.length() - 1; |
810 if (from_index > to_index) return new Array(); | 855 if (from_index > to_index) return new Array(); |
811 var values = new Array(to_index - from_index + 1); | 856 var values = new Array(to_index - from_index + 1); |
812 for (var i = from_index; i <= to_index; i++) { | 857 for (var i = from_index; i <= to_index; i++) { |
813 var details = %DebugGetPropertyDetails(this.value_, %ToString(i)); | 858 var details = %DebugGetPropertyDetails(this.value_, %ToString(i)); |
814 var value; | 859 var value; |
815 if (details) { | 860 if (details) { |
816 value = new PropertyMirror(this, i, details); | 861 value = new PropertyMirror(this, i, details); |
817 } else { | 862 } else { |
818 value = new UndefinedMirror(); | 863 value = GetUndefinedMirror(); |
819 } | 864 } |
820 values[i - from_index] = value; | 865 values[i - from_index] = value; |
821 } | 866 } |
822 return values; | 867 return values; |
823 } | 868 } |
824 | 869 |
825 | 870 |
826 /** | 871 /** |
827 * Mirror object for dates. | 872 * Mirror object for dates. |
828 * @param {Date} value The Date object reflected by this mirror | 873 * @param {Date} value The Date object reflected by this mirror |
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1218 | 1263 |
1219 | 1264 |
1220 FrameMirror.prototype.func = function() { | 1265 FrameMirror.prototype.func = function() { |
1221 // Get the function for this frame from the VM. | 1266 // Get the function for this frame from the VM. |
1222 var f = this.details_.func(); | 1267 var f = this.details_.func(); |
1223 | 1268 |
1224 // Create a function mirror. NOTE: MakeMirror cannot be used here as the | 1269 // Create a function mirror. NOTE: MakeMirror cannot be used here as the |
1225 // value returned from the VM might be a string if the function for the | 1270 // value returned from the VM might be a string if the function for the |
1226 // frame is unresolved. | 1271 // frame is unresolved. |
1227 if (IS_FUNCTION(f)) { | 1272 if (IS_FUNCTION(f)) { |
1228 return new FunctionMirror(f); | 1273 return MakeMirror(f); |
1229 } else { | 1274 } else { |
1230 return new UnresolvedFunctionMirror(f); | 1275 return new UnresolvedFunctionMirror(f); |
1231 } | 1276 } |
1232 }; | 1277 }; |
1233 | 1278 |
1234 | 1279 |
1235 FrameMirror.prototype.receiver = function() { | 1280 FrameMirror.prototype.receiver = function() { |
1236 return MakeMirror(this.details_.receiver()); | 1281 return MakeMirror(this.details_.receiver()); |
1237 }; | 1282 }; |
1238 | 1283 |
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1338 } else if (this.isDebuggerFrame()) { | 1383 } else if (this.isDebuggerFrame()) { |
1339 result += '[debugger]'; | 1384 result += '[debugger]'; |
1340 } else { | 1385 } else { |
1341 // If the receiver has a className which is 'global' don't display it. | 1386 // If the receiver has a className which is 'global' don't display it. |
1342 var display_receiver = !receiver.className || receiver.className() != 'globa
l'; | 1387 var display_receiver = !receiver.className || receiver.className() != 'globa
l'; |
1343 if (display_receiver) { | 1388 if (display_receiver) { |
1344 result += receiver.toText(); | 1389 result += receiver.toText(); |
1345 } | 1390 } |
1346 // Try to find the function as a property in the receiver. Include the | 1391 // Try to find the function as a property in the receiver. Include the |
1347 // prototype chain in the lookup. | 1392 // prototype chain in the lookup. |
1348 var property = new UndefinedMirror(); | 1393 var property = GetUndefinedMirror(); |
1349 if (!receiver.isUndefined()) { | 1394 if (!receiver.isUndefined()) { |
1350 for (var r = receiver; !r.isNull() && property.isUndefined(); r = r.protoO
bject()) { | 1395 for (var r = receiver; !r.isNull() && property.isUndefined(); r = r.protoO
bject()) { |
1351 property = r.lookupProperty(func); | 1396 property = r.lookupProperty(func); |
1352 } | 1397 } |
1353 } | 1398 } |
1354 if (!property.isUndefined()) { | 1399 if (!property.isUndefined()) { |
1355 // The function invoked was found on the receiver. Use the property name | 1400 // The function invoked was found on the receiver. Use the property name |
1356 // for the backtrace. | 1401 // for the backtrace. |
1357 if (!property.isIndexed()) { | 1402 if (!property.isIndexed()) { |
1358 if (display_receiver) { | 1403 if (display_receiver) { |
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1519 result += '-'; | 1564 result += '-'; |
1520 result += this.lineOffset() + this.lineCount() - 1; | 1565 result += this.lineOffset() + this.lineCount() - 1; |
1521 } else { | 1566 } else { |
1522 result += this.lineCount(); | 1567 result += this.lineCount(); |
1523 } | 1568 } |
1524 result += ')'; | 1569 result += ')'; |
1525 return result; | 1570 return result; |
1526 } | 1571 } |
1527 | 1572 |
1528 | 1573 |
1529 function JSONProtocolSerializer(details) { | 1574 /** |
1530 this.details_ = details; | 1575 * Returns a mirror serializer |
| 1576 * |
| 1577 * @param {boolean} details Set to true to include details |
| 1578 * @returns {MirrorSerializer} mirror serializer |
| 1579 */ |
| 1580 function MakeMirrorSerializer(details) { |
| 1581 return new JSONProtocolSerializer(details); |
1531 } | 1582 } |
1532 | 1583 |
1533 | 1584 |
1534 JSONProtocolSerializer.prototype.serialize = function(mirror) { | 1585 /** |
1535 // Collect the JSON property/value pairs in a array. | 1586 * Object for serializing a mirror objects and its direct references. |
| 1587 * @param {boolean} details Indicates whether to include details for the mirror |
| 1588 * serialized |
| 1589 * @constructor |
| 1590 */ |
| 1591 function JSONProtocolSerializer(details) { |
| 1592 this.details_ = details; |
| 1593 this.mirrors_ = [ ]; |
| 1594 } |
| 1595 |
| 1596 |
| 1597 /** |
| 1598 * Returns a serialization of an object reference. The referenced object are |
| 1599 * added to the serialization state. |
| 1600 * |
| 1601 * @param {Mirror} mirror The mirror to serialize |
| 1602 * @returns {String} JSON serialization |
| 1603 */ |
| 1604 JSONProtocolSerializer.prototype.serializeReference = function(mirror) { |
| 1605 return this.serialize_(mirror, true, true); |
| 1606 } |
| 1607 |
| 1608 |
| 1609 /** |
| 1610 * Returns a serialization of an object value. The referenced objects are |
| 1611 * added to the serialization state. |
| 1612 * |
| 1613 * @param {Mirror} mirror The mirror to serialize |
| 1614 * @returns {String} JSON serialization |
| 1615 */ |
| 1616 JSONProtocolSerializer.prototype.serializeValue = function(mirror) { |
| 1617 var json = this.serialize_(mirror, false, true); |
| 1618 return json; |
| 1619 } |
| 1620 |
| 1621 |
| 1622 /** |
| 1623 * Returns a serialization of all the objects referenced. |
| 1624 * |
| 1625 * @param {Mirror} mirror The mirror to serialize |
| 1626 * @returns {String} JSON serialization |
| 1627 */ |
| 1628 JSONProtocolSerializer.prototype.serializeReferencedObjects = function() { |
| 1629 // Collect the JSON serialization of the referenced objects in an array. |
| 1630 var content = new Array(); |
| 1631 |
| 1632 // Get the number of referenced objects. |
| 1633 var count = this.mirrors_.length; |
| 1634 |
| 1635 for (var i = 0; i < count; i++) { |
| 1636 content.push(this.serialize_(this.mirrors_[i], false, false)); |
| 1637 } |
| 1638 |
| 1639 var json = ArrayToJSONArray_(content); |
| 1640 return json; |
| 1641 } |
| 1642 |
| 1643 |
| 1644 JSONProtocolSerializer.prototype.add_ = function(mirror) { |
| 1645 // If this mirror is already in the list just return. |
| 1646 for (var i = 0; i < this.mirrors_.length; i++) { |
| 1647 if (this.mirrors_[i] === mirror) { |
| 1648 return; |
| 1649 } |
| 1650 } |
| 1651 |
| 1652 // Add the mirror to the list of mirrors to be serialized. |
| 1653 this.mirrors_.push(mirror); |
| 1654 } |
| 1655 |
| 1656 |
| 1657 JSONProtocolSerializer.prototype.serialize_ = function(mirror, reference, |
| 1658 details) { |
| 1659 // If serializing a reference to a value just return the reference and add the |
| 1660 // mirror to the referenced mirrors. |
| 1661 if (reference && mirror.isValue()) { |
| 1662 this.add_(mirror); |
| 1663 return '{ref:' + mirror.handle() + '}'; |
| 1664 } |
| 1665 |
| 1666 // Collect the JSON property/value pairs in an array. |
1536 var content = new Array(); | 1667 var content = new Array(); |
1537 | 1668 |
1538 // Always add the type | 1669 // Add the handle for value mirrors. |
| 1670 if (mirror.isValue()) { |
| 1671 content.push(MakeJSONPair_('handle', NumberToJSON_(mirror.handle()))); |
| 1672 } |
| 1673 |
| 1674 // Always add the type. |
1539 content.push(MakeJSONPair_('type', StringToJSON_(mirror.type()))); | 1675 content.push(MakeJSONPair_('type', StringToJSON_(mirror.type()))); |
1540 | 1676 |
1541 switch (mirror.type()) { | 1677 switch (mirror.type()) { |
1542 case UNDEFINED_TYPE: | 1678 case UNDEFINED_TYPE: |
1543 case NULL_TYPE: | 1679 case NULL_TYPE: |
1544 // Undefined and null are represented just by their type. | 1680 // Undefined and null are represented just by their type. |
1545 break; | 1681 break; |
1546 | 1682 |
1547 case BOOLEAN_TYPE: | 1683 case BOOLEAN_TYPE: |
1548 // Boolean values are simply represented by their value. | 1684 // Boolean values are simply represented by their value. |
(...skipping 17 matching lines...) Expand all Loading... |
1566 content.push(MakeJSONPair_('value', StringToJSON_(mirror.value()))); | 1702 content.push(MakeJSONPair_('value', StringToJSON_(mirror.value()))); |
1567 } | 1703 } |
1568 content.push(MakeJSONPair_('length', NumberToJSON_(mirror.length()))); | 1704 content.push(MakeJSONPair_('length', NumberToJSON_(mirror.length()))); |
1569 break; | 1705 break; |
1570 | 1706 |
1571 case OBJECT_TYPE: | 1707 case OBJECT_TYPE: |
1572 case FUNCTION_TYPE: | 1708 case FUNCTION_TYPE: |
1573 case ERROR_TYPE: | 1709 case ERROR_TYPE: |
1574 case REGEXP_TYPE: | 1710 case REGEXP_TYPE: |
1575 // Add object representation. | 1711 // Add object representation. |
1576 this.serializeObject_(mirror, content); | 1712 this.serializeObject_(mirror, content, details); |
1577 break; | 1713 break; |
1578 | 1714 |
1579 case PROPERTY_TYPE: | 1715 case PROPERTY_TYPE: |
1580 // Properties are represented by name, value, attributes and type. | 1716 throw new Error('PropertyMirror cannot be serialized independeltly') |
1581 content.push(MakeJSONPair_('name', | |
1582 StringToJSON_(mirror.name()))); | |
1583 content.push(MakeJSONPair_('value', | |
1584 mirror.value().toJSONProtocol(this.details_))); | |
1585 if (mirror.attributes() != PropertyAttribute.None) { | |
1586 content.push(MakeJSONPair_('attributes', | |
1587 NumberToJSON_(mirror.attributes()))); | |
1588 } | |
1589 if (mirror.propertyType() != PropertyType.Normal) { | |
1590 content.push(MakeJSONPair_('propertyType', | |
1591 NumberToJSON_(mirror.propertyType()))); | |
1592 } | |
1593 break; | |
1594 | |
1595 case ACCESSOR_TYPE: | |
1596 // An accessor can either be native or defined through JavaScript. | |
1597 if (mirror.isNative()) { | |
1598 content.push(MakeJSONPair_('native', BooleanToJSON_(true))); | |
1599 } else { | |
1600 content.push(MakeJSONPair_('getter', | |
1601 mirror.getter().toJSONProtocol(false))); | |
1602 content.push(MakeJSONPair_('setter', | |
1603 mirror.setter().toJSONProtocol(false))); | |
1604 } | |
1605 break; | 1717 break; |
1606 | 1718 |
1607 case FRAME_TYPE: | 1719 case FRAME_TYPE: |
1608 // Add object representation. | 1720 // Add object representation. |
1609 this.serializeFrame_(mirror, content); | 1721 this.serializeFrame_(mirror, content); |
1610 break; | 1722 break; |
1611 | 1723 |
1612 case SCRIPT_TYPE: | 1724 case SCRIPT_TYPE: |
1613 // Script is represented by name and source attributes. | 1725 // Script is represented by name and source attributes. |
1614 if (mirror.name()) { | 1726 if (mirror.name()) { |
1615 content.push(MakeJSONPair_('name', StringToJSON_(mirror.name()))); | 1727 content.push(MakeJSONPair_('name', StringToJSON_(mirror.name()))); |
1616 } | 1728 } |
1617 content.push(MakeJSONPair_('lineOffset', | 1729 content.push(MakeJSONPair_('lineOffset', |
1618 NumberToJSON_(mirror.lineOffset()))); | 1730 NumberToJSON_(mirror.lineOffset()))); |
1619 content.push(MakeJSONPair_('columnOffset', | 1731 content.push(MakeJSONPair_('columnOffset', |
1620 NumberToJSON_(mirror.columnOffset()))); | 1732 NumberToJSON_(mirror.columnOffset()))); |
1621 content.push(MakeJSONPair_('lineCount', | 1733 content.push(MakeJSONPair_('lineCount', |
1622 NumberToJSON_(mirror.lineCount()))); | 1734 NumberToJSON_(mirror.lineCount()))); |
1623 content.push(MakeJSONPair_('scriptType', | 1735 content.push(MakeJSONPair_('scriptType', |
1624 NumberToJSON_(mirror.scriptType()))); | 1736 NumberToJSON_(mirror.scriptType()))); |
1625 break; | 1737 break; |
1626 | |
1627 } | 1738 } |
1628 | 1739 |
1629 // Always add the text representation. | 1740 // Always add the text representation. |
1630 content.push(MakeJSONPair_('text', StringToJSON_(mirror.toText()))); | 1741 content.push(MakeJSONPair_('text', StringToJSON_(mirror.toText()))); |
1631 | 1742 |
1632 // Create and return the JSON string. | 1743 // Create and return the JSON string. |
1633 return ArrayToJSONObject_(content); | 1744 return ArrayToJSONObject_(content); |
1634 } | 1745 } |
1635 | 1746 |
1636 | 1747 |
1637 JSONProtocolSerializer.prototype.serializeObject_ = function(mirror, content) { | 1748 /** |
| 1749 * Serialize object information to the following JSON format. |
| 1750 * |
| 1751 * {"className":"<class name>", |
| 1752 * "constructorFunction":{"ref":<number>}, |
| 1753 * "protoObject":{"ref":<number>}, |
| 1754 * "prototypeObject":{"ref":<number>}, |
| 1755 * "namedInterceptor":<boolean>, |
| 1756 * "indexedInterceptor":<boolean>, |
| 1757 * "properties":[<properties>]} |
| 1758 */ |
| 1759 JSONProtocolSerializer.prototype.serializeObject_ = function(mirror, content, |
| 1760 details) { |
| 1761 // Add general object properties. |
1638 content.push(MakeJSONPair_('className', | 1762 content.push(MakeJSONPair_('className', |
1639 StringToJSON_(mirror.className()))); | 1763 StringToJSON_(mirror.className()))); |
| 1764 content.push(MakeJSONPair_('constructorFunction', |
| 1765 this.serializeReference(mirror.constructorFunction()))); |
| 1766 content.push(MakeJSONPair_('protoObject', |
| 1767 this.serializeReference(mirror.protoObject()))); |
| 1768 content.push(MakeJSONPair_('prototypeObject', |
| 1769 this.serializeReference(mirror.prototypeObject()))); |
1640 | 1770 |
1641 if (this.details_) { | 1771 // Add flags to indicate whether there are interceptors. |
1642 content.push(MakeJSONPair_('constructorFunction', | |
1643 mirror.constructorFunction().toJSONProtocol(false))); | |
1644 content.push(MakeJSONPair_('protoObject', | |
1645 mirror.protoObject().toJSONProtocol(false))); | |
1646 content.push(MakeJSONPair_('prototypeObject', | |
1647 mirror.prototypeObject().toJSONProtocol(false))); | |
1648 | |
1649 // Add properties. For arrays don't include indexed proeprties. | |
1650 var kind = PropertyKind.Named; | |
1651 if (!mirror.isArray()) { | |
1652 kind |= PropertyKind.Indexed | |
1653 } | |
1654 var propertyNames = mirror.propertyNames(kind); | |
1655 var x = new Array(propertyNames.length); | |
1656 for (var i = 0; i < propertyNames.length; i++) { | |
1657 x[i] = mirror.property(propertyNames[i]).toJSONProtocol(false); | |
1658 } | |
1659 content.push(MakeJSONPair_('properties', ArrayToJSONArray_(x))); | |
1660 | |
1661 // For arrays the indexed properties are added separately and the length is | |
1662 // added as well. | |
1663 if (mirror.isArray()) { | |
1664 var propertyNames = mirror.propertyNames(PropertyKind.Indexed); | |
1665 var x = new Array(propertyNames.length); | |
1666 for (var i = 0; i < propertyNames.length; i++) { | |
1667 x[i] = mirror.property(propertyNames[i]).toJSONProtocol(false); | |
1668 } | |
1669 content.push(MakeJSONPair_('indexedProperties', ArrayToJSONArray_(x))); | |
1670 | |
1671 // Add the array length. | |
1672 content.push(MakeJSONPair_('length', NumberToJSON_(mirror.length()))); | |
1673 } | |
1674 } | |
1675 | |
1676 if (mirror.hasNamedInterceptor()) { | 1772 if (mirror.hasNamedInterceptor()) { |
1677 content.push(MakeJSONPair_('namedInterceptor', BooleanToJSON_(true))); | 1773 content.push(MakeJSONPair_('namedInterceptor', BooleanToJSON_(true))); |
1678 } | 1774 } |
1679 | |
1680 if (mirror.hasIndexedInterceptor()) { | 1775 if (mirror.hasIndexedInterceptor()) { |
1681 content.push(MakeJSONPair_('indexedInterceptor', BooleanToJSON_(true))); | 1776 content.push(MakeJSONPair_('indexedInterceptor', BooleanToJSON_(true))); |
1682 } | 1777 } |
1683 | 1778 |
| 1779 // Add function specific properties. |
1684 if (mirror.isFunction()) { | 1780 if (mirror.isFunction()) { |
1685 // Add function specific properties. | 1781 // Add function specific properties. |
1686 content.push(MakeJSONPair_('name', StringToJSON_(mirror.name()))); | 1782 content.push(MakeJSONPair_('name', StringToJSON_(mirror.name()))); |
1687 content.push(MakeJSONPair_('resolved', BooleanToJSON_(mirror.resolved()))); | 1783 content.push(MakeJSONPair_('resolved', BooleanToJSON_(mirror.resolved()))); |
1688 if (this.details_ && mirror.resolved()) { | 1784 if (mirror.resolved()) { |
1689 content.push(MakeJSONPair_('source', StringToJSON_(mirror.source()))); | 1785 content.push(MakeJSONPair_('source', StringToJSON_(mirror.source()))); |
1690 } | 1786 } |
1691 if (mirror.script()) { | 1787 if (mirror.script()) { |
1692 content.push(MakeJSONPair_('script', mirror.script().toJSONProtocol())); | 1788 content.push(MakeJSONPair_('script', this.serializeValue(mirror.script()))
); |
1693 } | 1789 } |
1694 } else if (mirror.isDate()) { | 1790 } |
| 1791 |
| 1792 // Add date specific properties. |
| 1793 if (mirror.isDate()) { |
1695 // Add date specific properties. | 1794 // Add date specific properties. |
1696 content.push(MakeJSONPair_('value', DateToJSON_(mirror.value()))); | 1795 content.push(MakeJSONPair_('value', DateToJSON_(mirror.value()))); |
1697 } else if (mirror.isRegExp()) { | |
1698 // Add regexp specific properties. | |
1699 content.push(MakeJSONPair_('source', StringToJSON_(mirror.source()))); | |
1700 content.push(MakeJSONPair_('global', BooleanToJSON_(mirror.global()))); | |
1701 content.push(MakeJSONPair_('ignoreCase', | |
1702 BooleanToJSON_(mirror.ignoreCase()))); | |
1703 content.push(MakeJSONPair_('multiline', | |
1704 BooleanToJSON_(mirror.multiline()))); | |
1705 } else if (mirror.isError()) { | |
1706 // Add error specific properties. | |
1707 content.push(MakeJSONPair_('message', StringToJSON_(mirror.message()))); | |
1708 } | 1796 } |
| 1797 |
| 1798 // Add actual properties - named properties followed by indexed properties. |
| 1799 var propertyNames = mirror.propertyNames(PropertyKind.Named); |
| 1800 var propertyIndexes = mirror.propertyNames(PropertyKind.Indexed); |
| 1801 var p = new Array(propertyNames.length + propertyIndexes.length); |
| 1802 for (var i = 0; i < propertyNames.length; i++) { |
| 1803 var property_mirror = mirror.property(propertyNames[i]); |
| 1804 p[i] = this.serializeProperty_(property_mirror); |
| 1805 if (details) { |
| 1806 this.add_(property_mirror.value()); |
| 1807 } |
| 1808 } |
| 1809 for (var i = 0; i < propertyIndexes.length; i++) { |
| 1810 var property_mirror = mirror.property(propertyIndexes[i]); |
| 1811 p[propertyNames.length + i] = this.serializeProperty_(property_mirror); |
| 1812 if (details) { |
| 1813 this.add_(property_mirror.value()); |
| 1814 } |
| 1815 } |
| 1816 content.push(MakeJSONPair_('properties', ArrayToJSONArray_(p))); |
| 1817 } |
| 1818 |
| 1819 |
| 1820 /** |
| 1821 * Serialize property information to the following JSON format for building the |
| 1822 * array of properties. |
| 1823 * |
| 1824 * {"name":"<property name>", |
| 1825 * "attributes":<number>, |
| 1826 * "propertyType":<number>, |
| 1827 * "ref":<number>} |
| 1828 * |
| 1829 * If the attribute for the property is PropertyAttribute.None it is not added. |
| 1830 * If the propertyType for the property is PropertyType.Normal it is not added. |
| 1831 * Here are a couple of examples. |
| 1832 * |
| 1833 * {"name":"hello","ref":1} |
| 1834 * {"name":"length","attributes":7,"propertyType":3,"ref":2} |
| 1835 * |
| 1836 * @param {PropertyMirror} property_mirror The property to serialize |
| 1837 * @returns {String} JSON serialization |
| 1838 */ |
| 1839 JSONProtocolSerializer.prototype.serializeProperty_ = function(property_mirror)
{ |
| 1840 var builder = new builtins.StringBuilder(); |
| 1841 builder.add('{"name":'); |
| 1842 builder.add(StringToJSON_(property_mirror.name())); |
| 1843 if (property_mirror.attributes() != PropertyAttribute.None) { |
| 1844 builder.add(',"attributes":'); |
| 1845 builder.add(NumberToJSON_(property_mirror.attributes())); |
| 1846 } |
| 1847 if (property_mirror.propertyType() != PropertyType.Normal) { |
| 1848 builder.add(',"propertyType":'); |
| 1849 builder.add(NumberToJSON_(property_mirror.propertyType())); |
| 1850 } |
| 1851 builder.add(',"ref":'); |
| 1852 builder.add(NumberToJSON_(property_mirror.value().handle())); |
| 1853 builder.add('}'); |
| 1854 return builder.generate(); |
1709 } | 1855 } |
1710 | 1856 |
1711 | 1857 |
1712 JSONProtocolSerializer.prototype.serializeFrame_ = function(mirror, content) { | 1858 JSONProtocolSerializer.prototype.serializeFrame_ = function(mirror, content) { |
1713 content.push(MakeJSONPair_('index', NumberToJSON_(mirror.index()))); | 1859 content.push(MakeJSONPair_('index', NumberToJSON_(mirror.index()))); |
1714 content.push(MakeJSONPair_('receiver', | 1860 content.push(MakeJSONPair_('receiver', |
1715 mirror.receiver().toJSONProtocol(false))); | 1861 this.serializeReference(mirror.receiver()))); |
1716 content.push(MakeJSONPair_('func', mirror.func().toJSONProtocol(false))); | 1862 content.push(MakeJSONPair_('func', this.serializeReference(mirror.func()))); |
1717 content.push(MakeJSONPair_('constructCall', | 1863 content.push(MakeJSONPair_('constructCall', |
1718 BooleanToJSON_(mirror.isConstructCall()))); | 1864 BooleanToJSON_(mirror.isConstructCall()))); |
1719 content.push(MakeJSONPair_('debuggerFrame', | 1865 content.push(MakeJSONPair_('debuggerFrame', |
1720 BooleanToJSON_(mirror.isDebuggerFrame()))); | 1866 BooleanToJSON_(mirror.isDebuggerFrame()))); |
1721 var x = new Array(mirror.argumentCount()); | 1867 var x = new Array(mirror.argumentCount()); |
1722 for (var i = 0; i < mirror.argumentCount(); i++) { | 1868 for (var i = 0; i < mirror.argumentCount(); i++) { |
1723 arg = new Array(); | 1869 arg = new Array(); |
1724 var argument_name = mirror.argumentName(i) | 1870 var argument_name = mirror.argumentName(i) |
1725 if (argument_name) { | 1871 if (argument_name) { |
1726 arg.push(MakeJSONPair_('name', StringToJSON_(argument_name))); | 1872 arg.push(MakeJSONPair_('name', StringToJSON_(argument_name))); |
1727 } | 1873 } |
1728 arg.push(MakeJSONPair_('value', | 1874 arg.push(MakeJSONPair_('value', |
1729 mirror.argumentValue(i).toJSONProtocol(false))); | 1875 this.serializeReference(mirror.argumentValue(i)))); |
1730 x[i] = ArrayToJSONObject_(arg); | 1876 x[i] = ArrayToJSONObject_(arg); |
1731 } | 1877 } |
1732 content.push(MakeJSONPair_('arguments', ArrayToJSONArray_(x))); | 1878 content.push(MakeJSONPair_('arguments', ArrayToJSONArray_(x))); |
1733 var x = new Array(mirror.localCount()); | 1879 var x = new Array(mirror.localCount()); |
1734 for (var i = 0; i < mirror.localCount(); i++) { | 1880 for (var i = 0; i < mirror.localCount(); i++) { |
1735 var name = MakeJSONPair_('name', StringToJSON_(mirror.localName(i))); | 1881 var name = MakeJSONPair_('name', StringToJSON_(mirror.localName(i))); |
1736 var value = MakeJSONPair_('value', | 1882 var value = MakeJSONPair_('value', |
1737 mirror.localValue(i).toJSONProtocol(false)); | 1883 this.serializeReference(mirror.localValue(i))); |
1738 x[i] = '{' + name + ',' + value + '}'; | 1884 x[i] = '{' + name + ',' + value + '}'; |
1739 } | 1885 } |
1740 content.push(MakeJSONPair_('locals', ArrayToJSONArray_(x))); | 1886 content.push(MakeJSONPair_('locals', ArrayToJSONArray_(x))); |
1741 content.push(MakeJSONPair_('position', | 1887 content.push(MakeJSONPair_('position', |
1742 NumberToJSON_(mirror.sourcePosition()))); | 1888 NumberToJSON_(mirror.sourcePosition()))); |
1743 var line = mirror.sourceLine(); | 1889 var line = mirror.sourceLine(); |
1744 if (!IS_UNDEFINED(line)) { | 1890 if (!IS_UNDEFINED(line)) { |
1745 content.push(MakeJSONPair_('line', NumberToJSON_(line))); | 1891 content.push(MakeJSONPair_('line', NumberToJSON_(line))); |
1746 } | 1892 } |
1747 var column = mirror.sourceColumn(); | 1893 var column = mirror.sourceColumn(); |
(...skipping 112 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1860 /** | 2006 /** |
1861 * Convert a Date to ISO 8601 format. To avoid depending on the Date object | 2007 * Convert a Date to ISO 8601 format. To avoid depending on the Date object |
1862 * this method calls the functions in date.js directly and not through the | 2008 * this method calls the functions in date.js directly and not through the |
1863 * value. | 2009 * value. |
1864 * @param {Date} value The Date value to format as JSON | 2010 * @param {Date} value The Date value to format as JSON |
1865 * @return {string} JSON formatted Date value | 2011 * @return {string} JSON formatted Date value |
1866 */ | 2012 */ |
1867 function DateToJSON_(value) { | 2013 function DateToJSON_(value) { |
1868 return '"' + DateToISO8601_(value) + '"'; | 2014 return '"' + DateToISO8601_(value) + '"'; |
1869 } | 2015 } |
OLD | NEW |