diff options
Diffstat (limited to 'node_modules/@sindresorhus/is/dist/index.js')
| -rw-r--r-- | node_modules/@sindresorhus/is/dist/index.js | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/node_modules/@sindresorhus/is/dist/index.js b/node_modules/@sindresorhus/is/dist/index.js new file mode 100644 index 0000000..3cbafae --- /dev/null +++ b/node_modules/@sindresorhus/is/dist/index.js @@ -0,0 +1,245 @@ +"use strict"; +/// <reference lib="es2016"/> +/// <reference lib="es2017.sharedmemory"/> +/// <reference lib="esnext.asynciterable"/> +/// <reference lib="dom"/> +Object.defineProperty(exports, "__esModule", { value: true }); +// TODO: Use the `URL` global when targeting Node.js 10 +// tslint:disable-next-line +const URLGlobal = typeof URL === 'undefined' ? require('url').URL : URL; +const toString = Object.prototype.toString; +const isOfType = (type) => (value) => typeof value === type; +const isBuffer = (input) => !is.nullOrUndefined(input) && !is.nullOrUndefined(input.constructor) && is.function_(input.constructor.isBuffer) && input.constructor.isBuffer(input); +const getObjectType = (value) => { + const objectName = toString.call(value).slice(8, -1); + if (objectName) { + return objectName; + } + return null; +}; +const isObjectOfType = (type) => (value) => getObjectType(value) === type; +function is(value) { + switch (value) { + case null: + return "null" /* null */; + case true: + case false: + return "boolean" /* boolean */; + default: + } + switch (typeof value) { + case 'undefined': + return "undefined" /* undefined */; + case 'string': + return "string" /* string */; + case 'number': + return "number" /* number */; + case 'symbol': + return "symbol" /* symbol */; + default: + } + if (is.function_(value)) { + return "Function" /* Function */; + } + if (is.observable(value)) { + return "Observable" /* Observable */; + } + if (Array.isArray(value)) { + return "Array" /* Array */; + } + if (isBuffer(value)) { + return "Buffer" /* Buffer */; + } + const tagType = getObjectType(value); + if (tagType) { + return tagType; + } + if (value instanceof String || value instanceof Boolean || value instanceof Number) { + throw new TypeError('Please don\'t use object wrappers for primitive types'); + } + return "Object" /* Object */; +} +(function (is) { + // tslint:disable-next-line:strict-type-predicates + const isObject = (value) => typeof value === 'object'; + // tslint:disable:variable-name + is.undefined = isOfType('undefined'); + is.string = isOfType('string'); + is.number = isOfType('number'); + is.function_ = isOfType('function'); + // tslint:disable-next-line:strict-type-predicates + is.null_ = (value) => value === null; + is.class_ = (value) => is.function_(value) && value.toString().startsWith('class '); + is.boolean = (value) => value === true || value === false; + is.symbol = isOfType('symbol'); + // tslint:enable:variable-name + is.numericString = (value) => is.string(value) && value.length > 0 && !Number.isNaN(Number(value)); + is.array = Array.isArray; + is.buffer = isBuffer; + is.nullOrUndefined = (value) => is.null_(value) || is.undefined(value); + is.object = (value) => !is.nullOrUndefined(value) && (is.function_(value) || isObject(value)); + is.iterable = (value) => !is.nullOrUndefined(value) && is.function_(value[Symbol.iterator]); + is.asyncIterable = (value) => !is.nullOrUndefined(value) && is.function_(value[Symbol.asyncIterator]); + is.generator = (value) => is.iterable(value) && is.function_(value.next) && is.function_(value.throw); + is.nativePromise = (value) => isObjectOfType("Promise" /* Promise */)(value); + const hasPromiseAPI = (value) => !is.null_(value) && + isObject(value) && + is.function_(value.then) && + is.function_(value.catch); + is.promise = (value) => is.nativePromise(value) || hasPromiseAPI(value); + is.generatorFunction = isObjectOfType("GeneratorFunction" /* GeneratorFunction */); + is.asyncFunction = isObjectOfType("AsyncFunction" /* AsyncFunction */); + is.boundFunction = (value) => is.function_(value) && !value.hasOwnProperty('prototype'); + is.regExp = isObjectOfType("RegExp" /* RegExp */); + is.date = isObjectOfType("Date" /* Date */); + is.error = isObjectOfType("Error" /* Error */); + is.map = (value) => isObjectOfType("Map" /* Map */)(value); + is.set = (value) => isObjectOfType("Set" /* Set */)(value); + is.weakMap = (value) => isObjectOfType("WeakMap" /* WeakMap */)(value); + is.weakSet = (value) => isObjectOfType("WeakSet" /* WeakSet */)(value); + is.int8Array = isObjectOfType("Int8Array" /* Int8Array */); + is.uint8Array = isObjectOfType("Uint8Array" /* Uint8Array */); + is.uint8ClampedArray = isObjectOfType("Uint8ClampedArray" /* Uint8ClampedArray */); + is.int16Array = isObjectOfType("Int16Array" /* Int16Array */); + is.uint16Array = isObjectOfType("Uint16Array" /* Uint16Array */); + is.int32Array = isObjectOfType("Int32Array" /* Int32Array */); + is.uint32Array = isObjectOfType("Uint32Array" /* Uint32Array */); + is.float32Array = isObjectOfType("Float32Array" /* Float32Array */); + is.float64Array = isObjectOfType("Float64Array" /* Float64Array */); + is.arrayBuffer = isObjectOfType("ArrayBuffer" /* ArrayBuffer */); + is.sharedArrayBuffer = isObjectOfType("SharedArrayBuffer" /* SharedArrayBuffer */); + is.dataView = isObjectOfType("DataView" /* DataView */); + is.directInstanceOf = (instance, klass) => Object.getPrototypeOf(instance) === klass.prototype; + is.urlInstance = (value) => isObjectOfType("URL" /* URL */)(value); + is.urlString = (value) => { + if (!is.string(value)) { + return false; + } + try { + new URLGlobal(value); // tslint:disable-line no-unused-expression + return true; + } + catch (_a) { + return false; + } + }; + is.truthy = (value) => Boolean(value); + is.falsy = (value) => !value; + is.nan = (value) => Number.isNaN(value); + const primitiveTypes = new Set([ + 'undefined', + 'string', + 'number', + 'boolean', + 'symbol' + ]); + is.primitive = (value) => is.null_(value) || primitiveTypes.has(typeof value); + is.integer = (value) => Number.isInteger(value); + is.safeInteger = (value) => Number.isSafeInteger(value); + is.plainObject = (value) => { + // From: https://github.com/sindresorhus/is-plain-obj/blob/master/index.js + let prototype; + return getObjectType(value) === "Object" /* Object */ && + (prototype = Object.getPrototypeOf(value), prototype === null || // tslint:disable-line:ban-comma-operator + prototype === Object.getPrototypeOf({})); + }; + const typedArrayTypes = new Set([ + "Int8Array" /* Int8Array */, + "Uint8Array" /* Uint8Array */, + "Uint8ClampedArray" /* Uint8ClampedArray */, + "Int16Array" /* Int16Array */, + "Uint16Array" /* Uint16Array */, + "Int32Array" /* Int32Array */, + "Uint32Array" /* Uint32Array */, + "Float32Array" /* Float32Array */, + "Float64Array" /* Float64Array */ + ]); + is.typedArray = (value) => { + const objectType = getObjectType(value); + if (objectType === null) { + return false; + } + return typedArrayTypes.has(objectType); + }; + const isValidLength = (value) => is.safeInteger(value) && value > -1; + is.arrayLike = (value) => !is.nullOrUndefined(value) && !is.function_(value) && isValidLength(value.length); + is.inRange = (value, range) => { + if (is.number(range)) { + return value >= Math.min(0, range) && value <= Math.max(range, 0); + } + if (is.array(range) && range.length === 2) { + return value >= Math.min(...range) && value <= Math.max(...range); + } + throw new TypeError(`Invalid range: ${JSON.stringify(range)}`); + }; + const NODE_TYPE_ELEMENT = 1; + const DOM_PROPERTIES_TO_CHECK = [ + 'innerHTML', + 'ownerDocument', + 'style', + 'attributes', + 'nodeValue' + ]; + is.domElement = (value) => is.object(value) && value.nodeType === NODE_TYPE_ELEMENT && is.string(value.nodeName) && + !is.plainObject(value) && DOM_PROPERTIES_TO_CHECK.every(property => property in value); + is.observable = (value) => { + if (!value) { + return false; + } + if (value[Symbol.observable] && value === value[Symbol.observable]()) { + return true; + } + if (value['@@observable'] && value === value['@@observable']()) { + return true; + } + return false; + }; + is.nodeStream = (value) => !is.nullOrUndefined(value) && isObject(value) && is.function_(value.pipe) && !is.observable(value); + is.infinite = (value) => value === Infinity || value === -Infinity; + const isAbsoluteMod2 = (rem) => (value) => is.integer(value) && Math.abs(value % 2) === rem; + is.even = isAbsoluteMod2(0); + is.odd = isAbsoluteMod2(1); + const isWhiteSpaceString = (value) => is.string(value) && /\S/.test(value) === false; + is.emptyArray = (value) => is.array(value) && value.length === 0; + is.nonEmptyArray = (value) => is.array(value) && value.length > 0; + is.emptyString = (value) => is.string(value) && value.length === 0; + is.nonEmptyString = (value) => is.string(value) && value.length > 0; + is.emptyStringOrWhitespace = (value) => is.emptyString(value) || isWhiteSpaceString(value); + is.emptyObject = (value) => is.object(value) && !is.map(value) && !is.set(value) && Object.keys(value).length === 0; + is.nonEmptyObject = (value) => is.object(value) && !is.map(value) && !is.set(value) && Object.keys(value).length > 0; + is.emptySet = (value) => is.set(value) && value.size === 0; + is.nonEmptySet = (value) => is.set(value) && value.size > 0; + is.emptyMap = (value) => is.map(value) && value.size === 0; + is.nonEmptyMap = (value) => is.map(value) && value.size > 0; + const predicateOnArray = (method, predicate, values) => { + if (is.function_(predicate) === false) { + throw new TypeError(`Invalid predicate: ${JSON.stringify(predicate)}`); + } + if (values.length === 0) { + throw new TypeError('Invalid number of values'); + } + return method.call(values, predicate); + }; + // tslint:disable variable-name + is.any = (predicate, ...values) => predicateOnArray(Array.prototype.some, predicate, values); + is.all = (predicate, ...values) => predicateOnArray(Array.prototype.every, predicate, values); + // tslint:enable variable-name +})(is || (is = {})); +// Some few keywords are reserved, but we'll populate them for Node.js users +// See https://github.com/Microsoft/TypeScript/issues/2536 +Object.defineProperties(is, { + class: { + value: is.class_ + }, + function: { + value: is.function_ + }, + null: { + value: is.null_ + } +}); +exports.default = is; +// For CommonJS default export support +module.exports = is; +module.exports.default = is; +//# sourceMappingURL=index.js.map
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