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as-is commit of DomException implementation from 10th March 2024
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MIT License | ||
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Copyright (c) 2017 Toru Nagashima | ||
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Permission is hereby granted, free of charge, to any person obtaining a copy | ||
of this software and associated documentation files (the "Software"), to deal | ||
in the Software without restriction, including without limitation the rights | ||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
copies of the Software, and to permit persons to whom the Software is | ||
furnished to do so, subject to the following conditions: | ||
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The above copyright notice and this permission notice shall be included in all | ||
copies or substantial portions of the Software. | ||
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
SOFTWARE. |
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'use strict'; | ||
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const { | ||
ErrorCaptureStackTrace, | ||
ErrorPrototype, | ||
ObjectDefineProperties, | ||
ObjectDefineProperty, | ||
ObjectSetPrototypeOf, | ||
SafeWeakMap, | ||
SafeMap, | ||
SafeSet, | ||
SymbolToStringTag, | ||
TypeError, | ||
} = primordials; | ||
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function throwInvalidThisError(Base, type) { | ||
const err = new Base(); | ||
const key = 'ERR_INVALID_THIS'; | ||
ObjectDefineProperties(err, { | ||
message: { | ||
__proto__: null, | ||
value: `Value of "this" must be of ${type}`, | ||
enumerable: false, | ||
writable: true, | ||
configurable: true, | ||
}, | ||
toString: { | ||
__proto__: null, | ||
value() { | ||
return `${this.name} [${key}]: ${this.message}`; | ||
}, | ||
enumerable: false, | ||
writable: true, | ||
configurable: true, | ||
}, | ||
}); | ||
err.code = key; | ||
throw err; | ||
} | ||
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const internalsMap = new SafeWeakMap(); | ||
const nameToCodeMap = new SafeMap(); | ||
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// These were removed from the error names table. | ||
// See https://github.com/heycam/webidl/pull/946. | ||
const disusedNamesSet = new SafeSet() | ||
.add('DOMStringSizeError') | ||
.add('NoDataAllowedError') | ||
.add('ValidationError'); | ||
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class DOMException { | ||
constructor(message = '', options = 'Error') { | ||
ErrorCaptureStackTrace(this); | ||
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if (options && typeof options === 'object') { | ||
const { name } = options; | ||
internalsMap.set(this, { | ||
message: `${message}`, | ||
name: `${name}`, | ||
}); | ||
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if ('cause' in options) { | ||
ObjectDefineProperty(this, 'cause', { | ||
__proto__: null, | ||
value: options.cause, | ||
configurable: true, | ||
writable: true, | ||
enumerable: false, | ||
}); | ||
} | ||
} else { | ||
internalsMap.set(this, { | ||
message: `${message}`, | ||
name: `${options}`, | ||
}); | ||
} | ||
} | ||
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get name() { | ||
const internals = internalsMap.get(this); | ||
if (internals === undefined) { | ||
throwInvalidThisError(TypeError, 'DOMException'); | ||
} | ||
return internals.name; | ||
} | ||
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get message() { | ||
const internals = internalsMap.get(this); | ||
if (internals === undefined) { | ||
throwInvalidThisError(TypeError, 'DOMException'); | ||
} | ||
return internals.message; | ||
} | ||
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get code() { | ||
const internals = internalsMap.get(this); | ||
if (internals === undefined) { | ||
throwInvalidThisError(TypeError, 'DOMException'); | ||
} | ||
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if (disusedNamesSet.has(internals.name)) { | ||
return 0; | ||
} | ||
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const code = nameToCodeMap.get(internals.name); | ||
return code === undefined ? 0 : code; | ||
} | ||
} | ||
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ObjectSetPrototypeOf(DOMException.prototype, ErrorPrototype); | ||
ObjectDefineProperties(DOMException.prototype, { | ||
[SymbolToStringTag]: { | ||
__proto__: null, | ||
configurable: true, | ||
value: 'DOMException', | ||
}, | ||
name: { __proto__: null, enumerable: true, configurable: true }, | ||
message: { __proto__: null, enumerable: true, configurable: true }, | ||
code: { __proto__: null, enumerable: true, configurable: true }, | ||
}); | ||
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for (const { 0: name, 1: codeName, 2: value } of [ | ||
['IndexSizeError', 'INDEX_SIZE_ERR', 1], | ||
['DOMStringSizeError', 'DOMSTRING_SIZE_ERR', 2], | ||
['HierarchyRequestError', 'HIERARCHY_REQUEST_ERR', 3], | ||
['WrongDocumentError', 'WRONG_DOCUMENT_ERR', 4], | ||
['InvalidCharacterError', 'INVALID_CHARACTER_ERR', 5], | ||
['NoDataAllowedError', 'NO_DATA_ALLOWED_ERR', 6], | ||
['NoModificationAllowedError', 'NO_MODIFICATION_ALLOWED_ERR', 7], | ||
['NotFoundError', 'NOT_FOUND_ERR', 8], | ||
['NotSupportedError', 'NOT_SUPPORTED_ERR', 9], | ||
['InUseAttributeError', 'INUSE_ATTRIBUTE_ERR', 10], | ||
['InvalidStateError', 'INVALID_STATE_ERR', 11], | ||
['SyntaxError', 'SYNTAX_ERR', 12], | ||
['InvalidModificationError', 'INVALID_MODIFICATION_ERR', 13], | ||
['NamespaceError', 'NAMESPACE_ERR', 14], | ||
['InvalidAccessError', 'INVALID_ACCESS_ERR', 15], | ||
['ValidationError', 'VALIDATION_ERR', 16], | ||
['TypeMismatchError', 'TYPE_MISMATCH_ERR', 17], | ||
['SecurityError', 'SECURITY_ERR', 18], | ||
['NetworkError', 'NETWORK_ERR', 19], | ||
['AbortError', 'ABORT_ERR', 20], | ||
['URLMismatchError', 'URL_MISMATCH_ERR', 21], | ||
['QuotaExceededError', 'QUOTA_EXCEEDED_ERR', 22], | ||
['TimeoutError', 'TIMEOUT_ERR', 23], | ||
['InvalidNodeTypeError', 'INVALID_NODE_TYPE_ERR', 24], | ||
['DataCloneError', 'DATA_CLONE_ERR', 25], | ||
// There are some more error names, but since they don't have codes assigned, | ||
// we don't need to care about them. | ||
]) { | ||
const desc = { enumerable: true, value }; | ||
ObjectDefineProperty(DOMException, codeName, desc); | ||
ObjectDefineProperty(DOMException.prototype, codeName, desc); | ||
nameToCodeMap.set(name, value); | ||
} | ||
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exports.DOMException = DOMException; |