| "use strict"; |
| |
| const conversions = require("webidl-conversions"); |
| const utils = require("./utils.js"); |
| |
| const Blob = require("./Blob.js"); |
| const implSymbol = utils.implSymbol; |
| const ctorRegistrySymbol = utils.ctorRegistrySymbol; |
| const EventTarget = require("./EventTarget.js"); |
| |
| const interfaceName = "FileReader"; |
| |
| exports.is = function is(obj) { |
| return utils.isObject(obj) && utils.hasOwn(obj, implSymbol) && obj[implSymbol] instanceof Impl.implementation; |
| }; |
| exports.isImpl = function isImpl(obj) { |
| return utils.isObject(obj) && obj instanceof Impl.implementation; |
| }; |
| exports.convert = function convert(obj, { context = "The provided value" } = {}) { |
| if (exports.is(obj)) { |
| return utils.implForWrapper(obj); |
| } |
| throw new TypeError(`${context} is not of type 'FileReader'.`); |
| }; |
| |
| exports.create = function create(globalObject, constructorArgs, privateData) { |
| if (globalObject[ctorRegistrySymbol] === undefined) { |
| throw new Error("Internal error: invalid global object"); |
| } |
| |
| const ctor = globalObject[ctorRegistrySymbol]["FileReader"]; |
| if (ctor === undefined) { |
| throw new Error("Internal error: constructor FileReader is not installed on the passed global object"); |
| } |
| |
| let obj = Object.create(ctor.prototype); |
| obj = exports.setup(obj, globalObject, constructorArgs, privateData); |
| return obj; |
| }; |
| exports.createImpl = function createImpl(globalObject, constructorArgs, privateData) { |
| const obj = exports.create(globalObject, constructorArgs, privateData); |
| return utils.implForWrapper(obj); |
| }; |
| exports._internalSetup = function _internalSetup(obj, globalObject) { |
| EventTarget._internalSetup(obj, globalObject); |
| }; |
| exports.setup = function setup(obj, globalObject, constructorArgs = [], privateData = {}) { |
| privateData.wrapper = obj; |
| |
| exports._internalSetup(obj, globalObject); |
| Object.defineProperty(obj, implSymbol, { |
| value: new Impl.implementation(globalObject, constructorArgs, privateData), |
| configurable: true |
| }); |
| |
| obj[implSymbol][utils.wrapperSymbol] = obj; |
| if (Impl.init) { |
| Impl.init(obj[implSymbol], privateData); |
| } |
| return obj; |
| }; |
| |
| exports.install = function install(globalObject) { |
| if (globalObject.EventTarget === undefined) { |
| throw new Error("Internal error: attempting to evaluate FileReader before EventTarget"); |
| } |
| class FileReader extends globalObject.EventTarget { |
| constructor() { |
| return exports.setup(Object.create(new.target.prototype), globalObject, undefined); |
| } |
| |
| readAsArrayBuffer(blob) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| if (arguments.length < 1) { |
| throw new TypeError( |
| "Failed to execute 'readAsArrayBuffer' on 'FileReader': 1 argument required, but only " + |
| arguments.length + |
| " present." |
| ); |
| } |
| const args = []; |
| { |
| let curArg = arguments[0]; |
| curArg = Blob.convert(curArg, { |
| context: "Failed to execute 'readAsArrayBuffer' on 'FileReader': parameter 1" |
| }); |
| args.push(curArg); |
| } |
| return esValue[implSymbol].readAsArrayBuffer(...args); |
| } |
| |
| readAsBinaryString(blob) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| if (arguments.length < 1) { |
| throw new TypeError( |
| "Failed to execute 'readAsBinaryString' on 'FileReader': 1 argument required, but only " + |
| arguments.length + |
| " present." |
| ); |
| } |
| const args = []; |
| { |
| let curArg = arguments[0]; |
| curArg = Blob.convert(curArg, { |
| context: "Failed to execute 'readAsBinaryString' on 'FileReader': parameter 1" |
| }); |
| args.push(curArg); |
| } |
| return esValue[implSymbol].readAsBinaryString(...args); |
| } |
| |
| readAsText(blob) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| if (arguments.length < 1) { |
| throw new TypeError( |
| "Failed to execute 'readAsText' on 'FileReader': 1 argument required, but only " + |
| arguments.length + |
| " present." |
| ); |
| } |
| const args = []; |
| { |
| let curArg = arguments[0]; |
| curArg = Blob.convert(curArg, { context: "Failed to execute 'readAsText' on 'FileReader': parameter 1" }); |
| args.push(curArg); |
| } |
| { |
| let curArg = arguments[1]; |
| if (curArg !== undefined) { |
| curArg = conversions["DOMString"](curArg, { |
| context: "Failed to execute 'readAsText' on 'FileReader': parameter 2" |
| }); |
| } |
| args.push(curArg); |
| } |
| return esValue[implSymbol].readAsText(...args); |
| } |
| |
| readAsDataURL(blob) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| if (arguments.length < 1) { |
| throw new TypeError( |
| "Failed to execute 'readAsDataURL' on 'FileReader': 1 argument required, but only " + |
| arguments.length + |
| " present." |
| ); |
| } |
| const args = []; |
| { |
| let curArg = arguments[0]; |
| curArg = Blob.convert(curArg, { context: "Failed to execute 'readAsDataURL' on 'FileReader': parameter 1" }); |
| args.push(curArg); |
| } |
| return esValue[implSymbol].readAsDataURL(...args); |
| } |
| |
| abort() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return esValue[implSymbol].abort(); |
| } |
| |
| get readyState() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return esValue[implSymbol]["readyState"]; |
| } |
| |
| get result() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["result"]); |
| } |
| |
| get error() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["error"]); |
| } |
| |
| get onloadstart() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onloadstart"]); |
| } |
| |
| set onloadstart(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onloadstart"] = V; |
| } |
| |
| get onprogress() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onprogress"]); |
| } |
| |
| set onprogress(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onprogress"] = V; |
| } |
| |
| get onload() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onload"]); |
| } |
| |
| set onload(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onload"] = V; |
| } |
| |
| get onabort() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onabort"]); |
| } |
| |
| set onabort(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onabort"] = V; |
| } |
| |
| get onerror() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onerror"]); |
| } |
| |
| set onerror(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onerror"] = V; |
| } |
| |
| get onloadend() { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| return utils.tryWrapperForImpl(esValue[implSymbol]["onloadend"]); |
| } |
| |
| set onloadend(V) { |
| const esValue = this !== null && this !== undefined ? this : globalObject; |
| |
| if (!exports.is(esValue)) { |
| throw new TypeError("Illegal invocation"); |
| } |
| |
| V = utils.tryImplForWrapper(V); |
| |
| esValue[implSymbol]["onloadend"] = V; |
| } |
| } |
| Object.defineProperties(FileReader.prototype, { |
| readAsArrayBuffer: { enumerable: true }, |
| readAsBinaryString: { enumerable: true }, |
| readAsText: { enumerable: true }, |
| readAsDataURL: { enumerable: true }, |
| abort: { enumerable: true }, |
| readyState: { enumerable: true }, |
| result: { enumerable: true }, |
| error: { enumerable: true }, |
| onloadstart: { enumerable: true }, |
| onprogress: { enumerable: true }, |
| onload: { enumerable: true }, |
| onabort: { enumerable: true }, |
| onerror: { enumerable: true }, |
| onloadend: { enumerable: true }, |
| [Symbol.toStringTag]: { value: "FileReader", configurable: true }, |
| EMPTY: { value: 0, enumerable: true }, |
| LOADING: { value: 1, enumerable: true }, |
| DONE: { value: 2, enumerable: true } |
| }); |
| Object.defineProperties(FileReader, { |
| EMPTY: { value: 0, enumerable: true }, |
| LOADING: { value: 1, enumerable: true }, |
| DONE: { value: 2, enumerable: true } |
| }); |
| if (globalObject[ctorRegistrySymbol] === undefined) { |
| globalObject[ctorRegistrySymbol] = Object.create(null); |
| } |
| globalObject[ctorRegistrySymbol][interfaceName] = FileReader; |
| |
| Object.defineProperty(globalObject, interfaceName, { |
| configurable: true, |
| writable: true, |
| value: FileReader |
| }); |
| }; |
| |
| const Impl = require("../file-api/FileReader-impl.js"); |