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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 "use strict"; | |
| 6 | |
| 7 function PrivateScriptController() | |
| 8 { | |
| 9 this._installedClasses = {}; | |
| 10 this._DOMException = {}; | |
| 11 this._JSError = {}; | |
| 12 // This list must be in sync with the enum in ExceptionCode.h. The order mat
ters. | |
| 13 var domExceptions = [ | |
| 14 "IndexSizeError", | |
| 15 "HierarchyRequestError", | |
| 16 "WrongDocumentError", | |
| 17 "InvalidCharacterError", | |
| 18 "NoModificationAllowedError", | |
| 19 "NotFoundError", | |
| 20 "NotSupportedError", | |
| 21 "InUseAttributeError", // Historical. Only used in setAttributeNode etc
which have been removed from the DOM specs. | |
| 22 | |
| 23 // Introduced in DOM Level 2: | |
| 24 "InvalidStateError", | |
| 25 "SyntaxError", | |
| 26 "InvalidModificationError", | |
| 27 "NamespaceError", | |
| 28 "InvalidAccessError", | |
| 29 | |
| 30 // Introduced in DOM Level 3: | |
| 31 "TypeMismatchError", // Historical; use TypeError instead | |
| 32 | |
| 33 // XMLHttpRequest extension: | |
| 34 "SecurityError", | |
| 35 | |
| 36 // Others introduced in HTML5: | |
| 37 "NetworkError", | |
| 38 "AbortError", | |
| 39 "URLMismatchError", | |
| 40 "QuotaExceededError", | |
| 41 "TimeoutError", | |
| 42 "InvalidNodeTypeError", | |
| 43 "DataCloneError", | |
| 44 | |
| 45 // These are IDB-specific. | |
| 46 "UnknownError", | |
| 47 "ConstraintError", | |
| 48 "DataError", | |
| 49 "TransactionInactiveError", | |
| 50 "ReadOnlyError", | |
| 51 "VersionError", | |
| 52 | |
| 53 // File system | |
| 54 "NotReadableError", | |
| 55 "EncodingError", | |
| 56 "PathExistsError", | |
| 57 | |
| 58 // SQL | |
| 59 "SQLDatabaseError", // Naming conflict with DatabaseError class. | |
| 60 | |
| 61 // Web Crypto | |
| 62 "OperationError", | |
| 63 | |
| 64 // Push API | |
| 65 "PermissionDeniedError", | |
| 66 | |
| 67 // Pointer Events | |
| 68 "InvalidPointerId", | |
| 69 ]; | |
| 70 | |
| 71 // This list must be in sync with the enum in ExceptionCode.h. The order mat
ters. | |
| 72 var jsErrors = [ | |
| 73 "Error", | |
| 74 "TypeError", | |
| 75 "RangeError", | |
| 76 "SyntaxError", | |
| 77 "ReferenceError", | |
| 78 ]; | |
| 79 | |
| 80 var code = 1; | |
| 81 domExceptions.forEach(function (exception) { | |
| 82 this._DOMException[exception] = code; | |
| 83 ++code; | |
| 84 }.bind(this)); | |
| 85 | |
| 86 var code = 1000; | |
| 87 jsErrors.forEach(function (exception) { | |
| 88 this._JSError[exception] = code; | |
| 89 ++code; | |
| 90 }.bind(this)); | |
| 91 } | |
| 92 | |
| 93 PrivateScriptController.prototype = { | |
| 94 get installedClasses() | |
| 95 { | |
| 96 return this._installedClasses; | |
| 97 }, | |
| 98 | |
| 99 get DOMException() | |
| 100 { | |
| 101 return this._DOMException; | |
| 102 }, | |
| 103 | |
| 104 get JSError() | |
| 105 { | |
| 106 return this._JSError; | |
| 107 }, | |
| 108 | |
| 109 installClass: function(className, implementation) | |
| 110 { | |
| 111 function PrivateScriptClass() | |
| 112 { | |
| 113 } | |
| 114 | |
| 115 if (!(className in this._installedClasses)) | |
| 116 this._installedClasses[className] = new PrivateScriptClass(); | |
| 117 implementation(this._installedClasses[className]); | |
| 118 }, | |
| 119 | |
| 120 // Private scripts can throw JS errors and DOM exceptions as follows: | |
| 121 // throwException(privateScriptController.DOMException.IndexSizeError, "
..."); | |
| 122 // throwException(privateScriptController.JSError.TypeError, "..."); | |
| 123 // | |
| 124 // Note that normal JS errors thrown by private scripts are treated | |
| 125 // as real JS errors caused by programming mistake and the execution crashes
. | |
| 126 // If you want to intentially throw JS errors from private scripts, | |
| 127 // you need to use throwException(privateScriptController.JSError.TypeError,
"..."). | |
| 128 throwException: function(code, message) | |
| 129 { | |
| 130 function PrivateScriptException() | |
| 131 { | |
| 132 } | |
| 133 | |
| 134 var exception = new PrivateScriptException(); | |
| 135 exception.code = code; | |
| 136 exception.message = message; | |
| 137 exception.name = "PrivateScriptException"; | |
| 138 throw exception; | |
| 139 }, | |
| 140 } | |
| 141 | |
| 142 if (!window.hasOwnProperty("privateScriptController")) | |
| 143 window.privateScriptController = new PrivateScriptController(); | |
| 144 | |
| 145 // This line must be the last statement of this JS file. | |
| 146 // A parenthesis is needed, because the caller of this script (PrivateScriptRunn
er.cpp) | |
| 147 // is depending on the completion value of this script. | |
| 148 (privateScriptController.installedClasses); | |
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Chromium Code Reviews
Issue 2571063002:
Remove Blink-in-JS (Closed)
