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Diffstat (limited to 'school/node_modules/axios/lib/utils.js')
-rw-r--r-- | school/node_modules/axios/lib/utils.js | 613 |
1 files changed, 0 insertions, 613 deletions
diff --git a/school/node_modules/axios/lib/utils.js b/school/node_modules/axios/lib/utils.js deleted file mode 100644 index e075f9e..0000000 --- a/school/node_modules/axios/lib/utils.js +++ /dev/null @@ -1,613 +0,0 @@ -'use strict'; - -import bind from './helpers/bind.js'; - -// utils is a library of generic helper functions non-specific to axios - -const {toString} = Object.prototype; -const {getPrototypeOf} = Object; - -const kindOf = (cache => thing => { - const str = toString.call(thing); - return cache[str] || (cache[str] = str.slice(8, -1).toLowerCase()); -})(Object.create(null)); - -const kindOfTest = (type) => { - type = type.toLowerCase(); - return (thing) => kindOf(thing) === type -} - -const typeOfTest = type => thing => typeof thing === type; - -/** - * Determine if a value is an Array - * - * @param {Object} val The value to test - * - * @returns {boolean} True if value is an Array, otherwise false - */ -const {isArray} = Array; - -/** - * Determine if a value is undefined - * - * @param {*} val The value to test - * - * @returns {boolean} True if the value is undefined, otherwise false - */ -const isUndefined = typeOfTest('undefined'); - -/** - * Determine if a value is a Buffer - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a Buffer, otherwise false - */ -function isBuffer(val) { - return val !== null && !isUndefined(val) && val.constructor !== null && !isUndefined(val.constructor) - && isFunction(val.constructor.isBuffer) && val.constructor.isBuffer(val); -} - -/** - * Determine if a value is an ArrayBuffer - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is an ArrayBuffer, otherwise false - */ -const isArrayBuffer = kindOfTest('ArrayBuffer'); - - -/** - * Determine if a value is a view on an ArrayBuffer - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false - */ -function isArrayBufferView(val) { - let result; - if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) { - result = ArrayBuffer.isView(val); - } else { - result = (val) && (val.buffer) && (isArrayBuffer(val.buffer)); - } - return result; -} - -/** - * Determine if a value is a String - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a String, otherwise false - */ -const isString = typeOfTest('string'); - -/** - * Determine if a value is a Function - * - * @param {*} val The value to test - * @returns {boolean} True if value is a Function, otherwise false - */ -const isFunction = typeOfTest('function'); - -/** - * Determine if a value is a Number - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a Number, otherwise false - */ -const isNumber = typeOfTest('number'); - -/** - * Determine if a value is an Object - * - * @param {*} thing The value to test - * - * @returns {boolean} True if value is an Object, otherwise false - */ -const isObject = (thing) => thing !== null && typeof thing === 'object'; - -/** - * Determine if a value is a Boolean - * - * @param {*} thing The value to test - * @returns {boolean} True if value is a Boolean, otherwise false - */ -const isBoolean = thing => thing === true || thing === false; - -/** - * Determine if a value is a plain Object - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a plain Object, otherwise false - */ -const isPlainObject = (val) => { - if (kindOf(val) !== 'object') { - return false; - } - - const prototype = getPrototypeOf(val); - return (prototype === null || prototype === Object.prototype || Object.getPrototypeOf(prototype) === null) && !(Symbol.toStringTag in val) && !(Symbol.iterator in val); -} - -/** - * Determine if a value is a Date - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a Date, otherwise false - */ -const isDate = kindOfTest('Date'); - -/** - * Determine if a value is a File - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a File, otherwise false - */ -const isFile = kindOfTest('File'); - -/** - * Determine if a value is a Blob - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a Blob, otherwise false - */ -const isBlob = kindOfTest('Blob'); - -/** - * Determine if a value is a FileList - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a File, otherwise false - */ -const isFileList = kindOfTest('FileList'); - -/** - * Determine if a value is a Stream - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a Stream, otherwise false - */ -const isStream = (val) => isObject(val) && isFunction(val.pipe); - -/** - * Determine if a value is a FormData - * - * @param {*} thing The value to test - * - * @returns {boolean} True if value is an FormData, otherwise false - */ -const isFormData = (thing) => { - const pattern = '[object FormData]'; - return thing && ( - (typeof FormData === 'function' && thing instanceof FormData) || - toString.call(thing) === pattern || - (isFunction(thing.toString) && thing.toString() === pattern) - ); -} - -/** - * Determine if a value is a URLSearchParams object - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a URLSearchParams object, otherwise false - */ -const isURLSearchParams = kindOfTest('URLSearchParams'); - -/** - * Trim excess whitespace off the beginning and end of a string - * - * @param {String} str The String to trim - * - * @returns {String} The String freed of excess whitespace - */ -const trim = (str) => str.trim ? - str.trim() : str.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, ''); - -/** - * Iterate over an Array or an Object invoking a function for each item. - * - * If `obj` is an Array callback will be called passing - * the value, index, and complete array for each item. - * - * If 'obj' is an Object callback will be called passing - * the value, key, and complete object for each property. - * - * @param {Object|Array} obj The object to iterate - * @param {Function} fn The callback to invoke for each item - * - * @param {Boolean} [allOwnKeys = false] - * @returns {void} - */ -function forEach(obj, fn, {allOwnKeys = false} = {}) { - // Don't bother if no value provided - if (obj === null || typeof obj === 'undefined') { - return; - } - - let i; - let l; - - // Force an array if not already something iterable - if (typeof obj !== 'object') { - /*eslint no-param-reassign:0*/ - obj = [obj]; - } - - if (isArray(obj)) { - // Iterate over array values - for (i = 0, l = obj.length; i < l; i++) { - fn.call(null, obj[i], i, obj); - } - } else { - // Iterate over object keys - const keys = allOwnKeys ? Object.getOwnPropertyNames(obj) : Object.keys(obj); - const len = keys.length; - let key; - - for (i = 0; i < len; i++) { - key = keys[i]; - fn.call(null, obj[key], key, obj); - } - } -} - -/** - * Accepts varargs expecting each argument to be an object, then - * immutably merges the properties of each object and returns result. - * - * When multiple objects contain the same key the later object in - * the arguments list will take precedence. - * - * Example: - * - * ```js - * var result = merge({foo: 123}, {foo: 456}); - * console.log(result.foo); // outputs 456 - * ``` - * - * @param {Object} obj1 Object to merge - * - * @returns {Object} Result of all merge properties - */ -function merge(/* obj1, obj2, obj3, ... */) { - const result = {}; - const assignValue = (val, key) => { - if (isPlainObject(result[key]) && isPlainObject(val)) { - result[key] = merge(result[key], val); - } else if (isPlainObject(val)) { - result[key] = merge({}, val); - } else if (isArray(val)) { - result[key] = val.slice(); - } else { - result[key] = val; - } - } - - for (let i = 0, l = arguments.length; i < l; i++) { - arguments[i] && forEach(arguments[i], assignValue); - } - return result; -} - -/** - * Extends object a by mutably adding to it the properties of object b. - * - * @param {Object} a The object to be extended - * @param {Object} b The object to copy properties from - * @param {Object} thisArg The object to bind function to - * - * @param {Boolean} [allOwnKeys] - * @returns {Object} The resulting value of object a - */ -const extend = (a, b, thisArg, {allOwnKeys}= {}) => { - forEach(b, (val, key) => { - if (thisArg && isFunction(val)) { - a[key] = bind(val, thisArg); - } else { - a[key] = val; - } - }, {allOwnKeys}); - return a; -} - -/** - * Remove byte order marker. This catches EF BB BF (the UTF-8 BOM) - * - * @param {string} content with BOM - * - * @returns {string} content value without BOM - */ -const stripBOM = (content) => { - if (content.charCodeAt(0) === 0xFEFF) { - content = content.slice(1); - } - return content; -} - -/** - * Inherit the prototype methods from one constructor into another - * @param {function} constructor - * @param {function} superConstructor - * @param {object} [props] - * @param {object} [descriptors] - * - * @returns {void} - */ -const inherits = (constructor, superConstructor, props, descriptors) => { - constructor.prototype = Object.create(superConstructor.prototype, descriptors); - constructor.prototype.constructor = constructor; - Object.defineProperty(constructor, 'super', { - value: superConstructor.prototype - }); - props && Object.assign(constructor.prototype, props); -} - -/** - * Resolve object with deep prototype chain to a flat object - * @param {Object} sourceObj source object - * @param {Object} [destObj] - * @param {Function|Boolean} [filter] - * @param {Function} [propFilter] - * - * @returns {Object} - */ -const toFlatObject = (sourceObj, destObj, filter, propFilter) => { - let props; - let i; - let prop; - const merged = {}; - - destObj = destObj || {}; - // eslint-disable-next-line no-eq-null,eqeqeq - if (sourceObj == null) return destObj; - - do { - props = Object.getOwnPropertyNames(sourceObj); - i = props.length; - while (i-- > 0) { - prop = props[i]; - if ((!propFilter || propFilter(prop, sourceObj, destObj)) && !merged[prop]) { - destObj[prop] = sourceObj[prop]; - merged[prop] = true; - } - } - sourceObj = filter !== false && getPrototypeOf(sourceObj); - } while (sourceObj && (!filter || filter(sourceObj, destObj)) && sourceObj !== Object.prototype); - - return destObj; -} - -/** - * Determines whether a string ends with the characters of a specified string - * - * @param {String} str - * @param {String} searchString - * @param {Number} [position= 0] - * - * @returns {boolean} - */ -const endsWith = (str, searchString, position) => { - str = String(str); - if (position === undefined || position > str.length) { - position = str.length; - } - position -= searchString.length; - const lastIndex = str.indexOf(searchString, position); - return lastIndex !== -1 && lastIndex === position; -} - - -/** - * Returns new array from array like object or null if failed - * - * @param {*} [thing] - * - * @returns {?Array} - */ -const toArray = (thing) => { - if (!thing) return null; - if (isArray(thing)) return thing; - let i = thing.length; - if (!isNumber(i)) return null; - const arr = new Array(i); - while (i-- > 0) { - arr[i] = thing[i]; - } - return arr; -} - -/** - * Checking if the Uint8Array exists and if it does, it returns a function that checks if the - * thing passed in is an instance of Uint8Array - * - * @param {TypedArray} - * - * @returns {Array} - */ -// eslint-disable-next-line func-names -const isTypedArray = (TypedArray => { - // eslint-disable-next-line func-names - return thing => { - return TypedArray && thing instanceof TypedArray; - }; -})(typeof Uint8Array !== 'undefined' && getPrototypeOf(Uint8Array)); - -/** - * For each entry in the object, call the function with the key and value. - * - * @param {Object<any, any>} obj - The object to iterate over. - * @param {Function} fn - The function to call for each entry. - * - * @returns {void} - */ -const forEachEntry = (obj, fn) => { - const generator = obj && obj[Symbol.iterator]; - - const iterator = generator.call(obj); - - let result; - - while ((result = iterator.next()) && !result.done) { - const pair = result.value; - fn.call(obj, pair[0], pair[1]); - } -} - -/** - * It takes a regular expression and a string, and returns an array of all the matches - * - * @param {string} regExp - The regular expression to match against. - * @param {string} str - The string to search. - * - * @returns {Array<boolean>} - */ -const matchAll = (regExp, str) => { - let matches; - const arr = []; - - while ((matches = regExp.exec(str)) !== null) { - arr.push(matches); - } - - return arr; -} - -/* Checking if the kindOfTest function returns true when passed an HTMLFormElement. */ -const isHTMLForm = kindOfTest('HTMLFormElement'); - -const toCamelCase = str => { - return str.toLowerCase().replace(/[_-\s]([a-z\d])(\w*)/g, - function replacer(m, p1, p2) { - return p1.toUpperCase() + p2; - } - ); -}; - -/* Creating a function that will check if an object has a property. */ -const hasOwnProperty = (({hasOwnProperty}) => (obj, prop) => hasOwnProperty.call(obj, prop))(Object.prototype); - -/** - * Determine if a value is a RegExp object - * - * @param {*} val The value to test - * - * @returns {boolean} True if value is a RegExp object, otherwise false - */ -const isRegExp = kindOfTest('RegExp'); - -const reduceDescriptors = (obj, reducer) => { - const descriptors = Object.getOwnPropertyDescriptors(obj); - const reducedDescriptors = {}; - - forEach(descriptors, (descriptor, name) => { - if (reducer(descriptor, name, obj) !== false) { - reducedDescriptors[name] = descriptor; - } - }); - - Object.defineProperties(obj, reducedDescriptors); -} - -/** - * Makes all methods read-only - * @param {Object} obj - */ - -const freezeMethods = (obj) => { - reduceDescriptors(obj, (descriptor, name) => { - const value = obj[name]; - - if (!isFunction(value)) return; - - descriptor.enumerable = false; - - if ('writable' in descriptor) { - descriptor.writable = false; - return; - } - - if (!descriptor.set) { - descriptor.set = () => { - throw Error('Can not read-only method \'' + name + '\''); - }; - } - }); -} - -const toObjectSet = (arrayOrString, delimiter) => { - const obj = {}; - - const define = (arr) => { - arr.forEach(value => { - obj[value] = true; - }); - } - - isArray(arrayOrString) ? define(arrayOrString) : define(String(arrayOrString).split(delimiter)); - - return obj; -} - -const noop = () => {} - -const toFiniteNumber = (value, defaultValue) => { - value = +value; - return Number.isFinite(value) ? value : defaultValue; -} - -export default { - isArray, - isArrayBuffer, - isBuffer, - isFormData, - isArrayBufferView, - isString, - isNumber, - isBoolean, - isObject, - isPlainObject, - isUndefined, - isDate, - isFile, - isBlob, - isRegExp, - isFunction, - isStream, - isURLSearchParams, - isTypedArray, - isFileList, - forEach, - merge, - extend, - trim, - stripBOM, - inherits, - toFlatObject, - kindOf, - kindOfTest, - endsWith, - toArray, - forEachEntry, - matchAll, - isHTMLForm, - hasOwnProperty, - hasOwnProp: hasOwnProperty, // an alias to avoid ESLint no-prototype-builtins detection - reduceDescriptors, - freezeMethods, - toObjectSet, - toCamelCase, - noop, - toFiniteNumber -}; 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