"use strict";
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const conversions = require("webidl-conversions");
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const utils = require("./utils.js");
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const convertBlobPropertyBag = require("./BlobPropertyBag.js").convert;
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const impl = utils.implSymbol;
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function Blob() {
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if (new.target === undefined) {
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throw new TypeError(
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"Failed to construct 'Blob'. Please use the 'new' operator; this constructor " + "cannot be called as a function."
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);
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}
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const args = [];
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{
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let curArg = arguments[0];
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if (curArg !== undefined) {
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if (!utils.isObject(curArg)) {
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throw new TypeError("Failed to construct 'Blob': parameter 1" + " is not an iterable object.");
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} else {
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const V = [];
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const tmp = curArg;
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for (let nextItem of tmp) {
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if (module.exports.is(nextItem)) {
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nextItem = utils.implForWrapper(nextItem);
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} else if (nextItem instanceof ArrayBuffer) {
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} else if (ArrayBuffer.isView(nextItem)) {
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} else {
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nextItem = conversions["USVString"](nextItem, {
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context: "Failed to construct 'Blob': parameter 1" + "'s element"
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});
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}
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V.push(nextItem);
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}
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curArg = V;
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}
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}
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args.push(curArg);
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}
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{
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let curArg = arguments[1];
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curArg = convertBlobPropertyBag(curArg, { context: "Failed to construct 'Blob': parameter 2" });
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args.push(curArg);
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}
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iface.setup(this, args);
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}
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Object.defineProperty(Blob, "prototype", {
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value: Blob.prototype,
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writable: false,
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enumerable: false,
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configurable: false
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});
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Blob.prototype.slice = function slice() {
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if (!this || !module.exports.is(this)) {
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throw new TypeError("Illegal invocation");
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}
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const args = [];
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{
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let curArg = arguments[0];
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if (curArg !== undefined) {
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curArg = conversions["long long"](curArg, {
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context: "Failed to execute 'slice' on 'Blob': parameter 1",
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clamp: true
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});
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}
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args.push(curArg);
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}
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{
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let curArg = arguments[1];
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if (curArg !== undefined) {
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curArg = conversions["long long"](curArg, {
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context: "Failed to execute 'slice' on 'Blob': parameter 2",
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clamp: true
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});
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}
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args.push(curArg);
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}
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{
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let curArg = arguments[2];
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if (curArg !== undefined) {
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curArg = conversions["DOMString"](curArg, { context: "Failed to execute 'slice' on 'Blob': parameter 3" });
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}
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args.push(curArg);
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}
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return utils.tryWrapperForImpl(this[impl].slice(...args));
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};
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Object.defineProperty(Blob.prototype, "size", {
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get() {
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if (!this || !module.exports.is(this)) {
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throw new TypeError("Illegal invocation");
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}
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return this[impl]["size"];
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},
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(Blob.prototype, "type", {
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get() {
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if (!this || !module.exports.is(this)) {
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throw new TypeError("Illegal invocation");
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}
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return this[impl]["type"];
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},
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enumerable: true,
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configurable: true
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});
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Object.defineProperty(Blob.prototype, Symbol.toStringTag, {
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value: "Blob",
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writable: false,
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enumerable: false,
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configurable: true
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});
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const iface = {
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// When an interface-module that implements this interface as a mixin is loaded, it will append its own `.is()`
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// method into this array. It allows objects that directly implements *those* interfaces to be recognized as
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// implementing this mixin interface.
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_mixedIntoPredicates: [],
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is(obj) {
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if (obj) {
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if (utils.hasOwn(obj, impl) && obj[impl] instanceof Impl.implementation) {
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return true;
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}
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for (const isMixedInto of module.exports._mixedIntoPredicates) {
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if (isMixedInto(obj)) {
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return true;
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}
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}
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}
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return false;
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},
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isImpl(obj) {
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if (obj) {
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if (obj instanceof Impl.implementation) {
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return true;
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}
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const wrapper = utils.wrapperForImpl(obj);
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for (const isMixedInto of module.exports._mixedIntoPredicates) {
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if (isMixedInto(wrapper)) {
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return true;
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}
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}
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}
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return false;
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},
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convert(obj, { context = "The provided value" } = {}) {
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if (module.exports.is(obj)) {
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return utils.implForWrapper(obj);
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}
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throw new TypeError(`${context} is not of type 'Blob'.`);
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},
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create(constructorArgs, privateData) {
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let obj = Object.create(Blob.prototype);
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obj = this.setup(obj, constructorArgs, privateData);
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return obj;
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},
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createImpl(constructorArgs, privateData) {
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let obj = Object.create(Blob.prototype);
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obj = this.setup(obj, constructorArgs, privateData);
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return utils.implForWrapper(obj);
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},
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_internalSetup(obj) {},
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setup(obj, constructorArgs, privateData) {
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if (!privateData) privateData = {};
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privateData.wrapper = obj;
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this._internalSetup(obj);
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Object.defineProperty(obj, impl, {
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value: new Impl.implementation(constructorArgs, privateData),
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writable: false,
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enumerable: false,
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configurable: true
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});
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obj[impl][utils.wrapperSymbol] = obj;
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if (Impl.init) {
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Impl.init(obj[impl], privateData);
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}
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return obj;
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},
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interface: Blob,
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expose: {
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Window: { Blob },
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Worker: { Blob }
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}
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}; // iface
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module.exports = iface;
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const Impl = require("../file-api/Blob-impl.js");
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