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| 1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 var $jsonSerializeAdapter; | 5 var $jsonSerializeAdapter; |
| 6 | 6 |
| 7 (function(global, utils) { | 7 (function(global, utils) { |
| 8 | 8 |
| 9 "use strict"; | 9 "use strict"; |
| 10 | 10 |
| 11 %CheckIsBootstrapping(); | 11 %CheckIsBootstrapping(); |
| 12 | 12 |
| 13 // ------------------------------------------------------------------- | 13 // ------------------------------------------------------------------- |
| 14 // Imports | 14 // Imports |
| 15 | 15 |
| 16 var GlobalJSON = global.JSON; | 16 var GlobalJSON = global.JSON; |
| 17 var InternalArray = utils.InternalArray; | 17 var InternalArray = utils.InternalArray; |
| 18 | 18 |
| 19 var MathMax; | 19 var MathMax; |
| 20 var MathMin; | 20 var MathMin; |
| 21 var ObjectHasOwnProperty; | |
| 22 | 21 |
| 23 utils.Import(function(from) { | 22 utils.Import(function(from) { |
| 24 MathMax = from.MathMax; | 23 MathMax = from.MathMax; |
| 25 MathMin = from.MathMin; | 24 MathMin = from.MathMin; |
| 26 ObjectHasOwnProperty = from.ObjectHasOwnProperty; | |
| 27 }); | 25 }); |
| 28 | 26 |
| 29 // ------------------------------------------------------------------- | 27 // ------------------------------------------------------------------- |
| 30 | 28 |
| 31 function Revive(holder, name, reviver) { | 29 function Revive(holder, name, reviver) { |
| 32 var val = holder[name]; | 30 var val = holder[name]; |
| 33 if (IS_OBJECT(val)) { | 31 if (IS_OBJECT(val)) { |
| 34 if (IS_ARRAY(val)) { | 32 if (IS_ARRAY(val)) { |
| 35 var length = val.length; | 33 var length = val.length; |
| 36 for (var i = 0; i < length; i++) { | 34 for (var i = 0; i < length; i++) { |
| 37 var newElement = Revive(val, %_NumberToString(i), reviver); | 35 var newElement = Revive(val, %_NumberToString(i), reviver); |
| 38 val[i] = newElement; | 36 val[i] = newElement; |
| 39 } | 37 } |
| 40 } else { | 38 } else { |
| 41 for (var p in val) { | 39 for (var p in val) { |
| 42 if (HAS_OWN_PROPERTY(val, p)) { | 40 if (%_CallFunction(val, p, $objectHasOwnProperty)) { |
| 43 var newElement = Revive(val, p, reviver); | 41 var newElement = Revive(val, p, reviver); |
| 44 if (IS_UNDEFINED(newElement)) { | 42 if (IS_UNDEFINED(newElement)) { |
| 45 delete val[p]; | 43 delete val[p]; |
| 46 } else { | 44 } else { |
| 47 val[p] = newElement; | 45 val[p] = newElement; |
| 48 } | 46 } |
| 49 } | 47 } |
| 50 } | 48 } |
| 51 } | 49 } |
| 52 } | 50 } |
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| 94 | 92 |
| 95 | 93 |
| 96 function SerializeObject(value, replacer, stack, indent, gap) { | 94 function SerializeObject(value, replacer, stack, indent, gap) { |
| 97 if (!%PushIfAbsent(stack, value)) throw MakeTypeError(kCircularStructure); | 95 if (!%PushIfAbsent(stack, value)) throw MakeTypeError(kCircularStructure); |
| 98 var stepback = indent; | 96 var stepback = indent; |
| 99 indent += gap; | 97 indent += gap; |
| 100 var partial = new InternalArray(); | 98 var partial = new InternalArray(); |
| 101 if (IS_ARRAY(replacer)) { | 99 if (IS_ARRAY(replacer)) { |
| 102 var length = replacer.length; | 100 var length = replacer.length; |
| 103 for (var i = 0; i < length; i++) { | 101 for (var i = 0; i < length; i++) { |
| 104 if (HAS_OWN_PROPERTY(replacer, i)) { | 102 if (%_CallFunction(replacer, i, $objectHasOwnProperty)) { |
| 105 var p = replacer[i]; | 103 var p = replacer[i]; |
| 106 var strP = JSONSerialize(p, value, replacer, stack, indent, gap); | 104 var strP = JSONSerialize(p, value, replacer, stack, indent, gap); |
| 107 if (!IS_UNDEFINED(strP)) { | 105 if (!IS_UNDEFINED(strP)) { |
| 108 var member = %QuoteJSONString(p) + ":"; | 106 var member = %QuoteJSONString(p) + ":"; |
| 109 if (gap != "") member += " "; | 107 if (gap != "") member += " "; |
| 110 member += strP; | 108 member += strP; |
| 111 partial.push(member); | 109 partial.push(member); |
| 112 } | 110 } |
| 113 } | 111 } |
| 114 } | 112 } |
| 115 } else { | 113 } else { |
| 116 for (var p in value) { | 114 for (var p in value) { |
| 117 if (HAS_OWN_PROPERTY(value, p)) { | 115 if (%_CallFunction(value, p, $objectHasOwnProperty)) { |
| 118 var strP = JSONSerialize(p, value, replacer, stack, indent, gap); | 116 var strP = JSONSerialize(p, value, replacer, stack, indent, gap); |
| 119 if (!IS_UNDEFINED(strP)) { | 117 if (!IS_UNDEFINED(strP)) { |
| 120 var member = %QuoteJSONString(p) + ":"; | 118 var member = %QuoteJSONString(p) + ":"; |
| 121 if (gap != "") member += " "; | 119 if (gap != "") member += " "; |
| 122 member += strP; | 120 member += strP; |
| 123 partial.push(member); | 121 partial.push(member); |
| 124 } | 122 } |
| 125 } | 123 } |
| 126 } | 124 } |
| 127 } | 125 } |
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| 227 replacer = property_list; | 225 replacer = property_list; |
| 228 } | 226 } |
| 229 return JSONSerialize('', {'': value}, replacer, new InternalArray(), "", gap); | 227 return JSONSerialize('', {'': value}, replacer, new InternalArray(), "", gap); |
| 230 } | 228 } |
| 231 | 229 |
| 232 // ------------------------------------------------------------------- | 230 // ------------------------------------------------------------------- |
| 233 | 231 |
| 234 %AddNamedProperty(GlobalJSON, symbolToStringTag, "JSON", READ_ONLY | DONT_ENUM); | 232 %AddNamedProperty(GlobalJSON, symbolToStringTag, "JSON", READ_ONLY | DONT_ENUM); |
| 235 | 233 |
| 236 // Set up non-enumerable properties of the JSON object. | 234 // Set up non-enumerable properties of the JSON object. |
| 237 utils.InstallFunctions(GlobalJSON, DONT_ENUM, [ | 235 $installFunctions(GlobalJSON, DONT_ENUM, [ |
| 238 "parse", JSONParse, | 236 "parse", JSONParse, |
| 239 "stringify", JSONStringify | 237 "stringify", JSONStringify |
| 240 ]); | 238 ]); |
| 241 | 239 |
| 242 // ------------------------------------------------------------------- | 240 // ------------------------------------------------------------------- |
| 243 // JSON Builtins | 241 // JSON Builtins |
| 244 | 242 |
| 245 $jsonSerializeAdapter = function(key, object) { | 243 $jsonSerializeAdapter = function(key, object) { |
| 246 var holder = {}; | 244 var holder = {}; |
| 247 holder[key] = object; | 245 holder[key] = object; |
| 248 // No need to pass the actual holder since there is no replacer function. | 246 // No need to pass the actual holder since there is no replacer function. |
| 249 return JSONSerialize(key, holder, UNDEFINED, new InternalArray(), "", ""); | 247 return JSONSerialize(key, holder, UNDEFINED, new InternalArray(), "", ""); |
| 250 } | 248 } |
| 251 | 249 |
| 252 }) | 250 }) |
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