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rOACCT/node_modules/axios/lib/core/InterceptorManager.js
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InterceptorManager.js
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			'use strict';

			import utils from './../utils.js';

			class InterceptorManager {
			constructor() {
			this.handlers = [];
			}

			/**
			* Add a new interceptor to the stack
			*
			* @param {Function} fulfilled The function to handle `then` for a `Promise`
			* @param {Function} rejected The function to handle `reject` for a `Promise`
			*
			* @return {Number} An ID used to remove interceptor later
			*/
			use(fulfilled, rejected, options) {
			this.handlers.push({
			fulfilled,
			rejected,
			synchronous: options ? options.synchronous : false,
			runWhen: options ? options.runWhen : null
			});
			return this.handlers.length - 1;
			}

			/**
			* Remove an interceptor from the stack
			*
			* @param {Number} id The ID that was returned by `use`
			*
			* @returns {Boolean} `true` if the interceptor was removed, `false` otherwise
			*/
			eject(id) {
			if (this.handlers[id]) {
			this.handlers[id] = null;
			}
			}

			/**
			* Clear all interceptors from the stack
			*
			* @returns {void}
			*/
			clear() {
			if (this.handlers) {
			this.handlers = [];
			}
			}

			/**
			* Iterate over all the registered interceptors
			*
			* This method is particularly useful for skipping over any
			* interceptors that may have become `null` calling `eject`.
			*
			* @param {Function} fn The function to call for each interceptor
			*
			* @returns {void}
			*/
			forEach(fn) {
			utils.forEach(this.handlers, function forEachHandler(h) {
			if (h !== null) {
			fn(h);
			}
			});
			}
			}

			export default InterceptorManager;