"use strict";
const conversions = require("webidl-conversions");
const utils = require("./utils.js");
const Blob = require("./Blob.js");
const EventHandlerNonNull = require("./EventHandlerNonNull.js");
const implSymbol = utils.implSymbol;
const ctorRegistrySymbol = utils.ctorRegistrySymbol;
const EventTarget = require("./EventTarget.js");
const interfaceName = "FileReader";
exports.is = value => {
return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
};
exports.isImpl = value => {
return utils.isObject(value) && value instanceof Impl.implementation;
};
exports.convert = (value, { context = "The provided value" } = {}) => {
if (exports.is(value)) {
return utils.implForWrapper(value);
}
throw new TypeError(`${context} is not of type 'FileReader'.`);
};
function makeWrapper(globalObject) {
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");
}
return Object.create(ctor.prototype);
}
exports.create = (globalObject, constructorArgs, privateData) => {
const wrapper = makeWrapper(globalObject);
return exports.setup(wrapper, globalObject, constructorArgs, privateData);
};
exports.createImpl = (globalObject, constructorArgs, privateData) => {
const wrapper = exports.create(globalObject, constructorArgs, privateData);
return utils.implForWrapper(wrapper);
};
exports._internalSetup = (wrapper, globalObject) => {
EventTarget._internalSetup(wrapper, globalObject);
};
exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
privateData.wrapper = wrapper;
exports._internalSetup(wrapper, globalObject);
Object.defineProperty(wrapper, implSymbol, {
value: new Impl.implementation(globalObject, constructorArgs, privateData),
configurable: true
});
wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
if (Impl.init) {
Impl.init(wrapper[implSymbol]);
}
return wrapper;
};
exports.new = globalObject => {
const wrapper = makeWrapper(globalObject);
exports._internalSetup(wrapper, globalObject);
Object.defineProperty(wrapper, implSymbol, {
value: Object.create(Impl.implementation.prototype),
configurable: true
});
wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
if (Impl.init) {
Impl.init(wrapper[implSymbol]);
}
return wrapper[implSymbol];
};
const exposed = new Set(["Window", "Worker"]);
exports.install = (globalObject, globalNames) => {
if (!globalNames.some(globalName => exposed.has(globalName))) {
return;
}
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("'readAsArrayBuffer' called on an object that is not a valid instance of FileReader.");
}
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("'readAsBinaryString' called on an object that is not a valid instance of FileReader.");
}
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("'readAsText' called on an object that is not a valid instance of FileReader.");
}
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("'readAsDataURL' called on an object that is not a valid instance of FileReader.");
}
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("'abort' called on an object that is not a valid instance of FileReader.");
}
return esValue[implSymbol].abort();
}
get readyState() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get readyState' called on an object that is not a valid instance of FileReader.");
}
return esValue[implSymbol]["readyState"];
}
get result() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get result' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["result"]);
}
get error() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get error' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["error"]);
}
get onloadstart() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onloadstart' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onloadstart"]);
}
set onloadstart(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onloadstart' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onloadstart' property on 'FileReader': The provided value"
});
}
esValue[implSymbol]["onloadstart"] = V;
}
get onprogress() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onprogress' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onprogress"]);
}
set onprogress(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onprogress' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onprogress' property on 'FileReader': The provided value"
});
}
esValue[implSymbol]["onprogress"] = V;
}
get onload() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onload' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onload"]);
}
set onload(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onload' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onload' property on 'FileReader': The provided value"
});
}
esValue[implSymbol]["onload"] = V;
}
get onabort() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onabort' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onabort"]);
}
set onabort(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onabort' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onabort' property on 'FileReader': The provided value"
});
}
esValue[implSymbol]["onabort"] = V;
}
get onerror() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onerror' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onerror"]);
}
set onerror(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onerror' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onerror' property on 'FileReader': The provided value"
});
}
esValue[implSymbol]["onerror"] = V;
}
get onloadend() {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'get onloadend' called on an object that is not a valid instance of FileReader.");
}
return utils.tryWrapperForImpl(esValue[implSymbol]["onloadend"]);
}
set onloadend(V) {
const esValue = this !== null && this !== undefined ? this : globalObject;
if (!exports.is(esValue)) {
throw new TypeError("'set onloadend' called on an object that is not a valid instance of FileReader.");
}
if (!utils.isObject(V)) {
V = null;
} else {
V = EventHandlerNonNull.convert(V, {
context: "Failed to set the 'onloadend' property on 'FileReader': The provided value"
});
}
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");