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jiapengyu
2026-07-27 13:37:48 +08:00
commit ecba71e2a5
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/// <reference types="node" />
/// <reference lib="es2018" />
/// <reference lib="dom" />
export declare type Class<T = unknown> = new (...args: any[]) => T;
export declare const enum TypeName {
null = "null",
boolean = "boolean",
undefined = "undefined",
string = "string",
number = "number",
bigint = "bigint",
symbol = "symbol",
Function = "Function",
Generator = "Generator",
AsyncGenerator = "AsyncGenerator",
GeneratorFunction = "GeneratorFunction",
AsyncGeneratorFunction = "AsyncGeneratorFunction",
AsyncFunction = "AsyncFunction",
Observable = "Observable",
Array = "Array",
Buffer = "Buffer",
Object = "Object",
RegExp = "RegExp",
Date = "Date",
Error = "Error",
Map = "Map",
Set = "Set",
WeakMap = "WeakMap",
WeakSet = "WeakSet",
Int8Array = "Int8Array",
Uint8Array = "Uint8Array",
Uint8ClampedArray = "Uint8ClampedArray",
Int16Array = "Int16Array",
Uint16Array = "Uint16Array",
Int32Array = "Int32Array",
Uint32Array = "Uint32Array",
Float32Array = "Float32Array",
Float64Array = "Float64Array",
BigInt64Array = "BigInt64Array",
BigUint64Array = "BigUint64Array",
ArrayBuffer = "ArrayBuffer",
SharedArrayBuffer = "SharedArrayBuffer",
DataView = "DataView",
Promise = "Promise",
URL = "URL"
}
declare function is(value: unknown): TypeName;
declare namespace is {
var undefined: (value: unknown) => value is undefined;
var string: (value: unknown) => value is string;
var number: (value: unknown) => value is number;
var bigint: (value: unknown) => value is bigint;
var function_: (value: unknown) => value is Function;
var null_: (value: unknown) => value is null;
var class_: (value: unknown) => value is Class<unknown>;
var boolean: (value: unknown) => value is boolean;
var symbol: (value: unknown) => value is symbol;
var numericString: (value: unknown) => value is string;
var array: (arg: any) => arg is any[];
var buffer: (value: unknown) => value is Buffer;
var nullOrUndefined: (value: unknown) => value is null | undefined;
var object: (value: unknown) => value is object;
var iterable: <T = unknown>(value: unknown) => value is IterableIterator<T>;
var asyncIterable: <T = unknown>(value: unknown) => value is AsyncIterableIterator<T>;
var generator: (value: unknown) => value is Generator<unknown, any, unknown>;
var asyncGenerator: (value: unknown) => value is AsyncGenerator<unknown, any, unknown>;
var nativePromise: <T = unknown>(value: unknown) => value is Promise<T>;
var promise: <T = unknown>(value: unknown) => value is Promise<T>;
var generatorFunction: (value: unknown) => value is GeneratorFunction;
var asyncGeneratorFunction: (value: unknown) => value is (...args: any[]) => Promise<unknown>;
var asyncFunction: <T = unknown>(value: unknown) => value is (...args: any[]) => Promise<T>;
var boundFunction: (value: unknown) => value is Function;
var regExp: (value: unknown) => value is RegExp;
var date: (value: unknown) => value is Date;
var error: (value: unknown) => value is Error;
var map: <Key = unknown, Value = unknown>(value: unknown) => value is Map<Key, Value>;
var set: <T = unknown>(value: unknown) => value is Set<T>;
var weakMap: <Key extends object = object, Value = unknown>(value: unknown) => value is WeakMap<Key, Value>;
var weakSet: (value: unknown) => value is WeakSet<object>;
var int8Array: (value: unknown) => value is Int8Array;
var uint8Array: (value: unknown) => value is Uint8Array;
var uint8ClampedArray: (value: unknown) => value is Uint8ClampedArray;
var int16Array: (value: unknown) => value is Int16Array;
var uint16Array: (value: unknown) => value is Uint16Array;
var int32Array: (value: unknown) => value is Int32Array;
var uint32Array: (value: unknown) => value is Uint32Array;
var float32Array: (value: unknown) => value is Float32Array;
var float64Array: (value: unknown) => value is Float64Array;
var bigInt64Array: (value: unknown) => value is BigInt64Array;
var bigUint64Array: (value: unknown) => value is BigUint64Array;
var arrayBuffer: (value: unknown) => value is ArrayBuffer;
var sharedArrayBuffer: (value: unknown) => value is SharedArrayBuffer;
var dataView: (value: unknown) => value is DataView;
var directInstanceOf: <T>(instance: unknown, class_: Class<T>) => instance is T;
var urlInstance: (value: unknown) => value is URL;
var urlString: (value: unknown) => value is string;
var truthy: (value: unknown) => boolean;
var falsy: (value: unknown) => boolean;
var nan: (value: unknown) => boolean;
var primitive: (value: unknown) => value is Primitive;
var integer: (value: unknown) => value is number;
var safeInteger: (value: unknown) => value is number;
var plainObject: <Value = unknown>(value: unknown) => value is Record<string, Value>;
var typedArray: (value: unknown) => value is TypedArray;
var arrayLike: <T = unknown>(value: unknown) => value is ArrayLike<T>;
var inRange: (value: number, range: number | number[]) => value is number;
var domElement: (value: unknown) => value is Element;
var observable: (value: unknown) => value is ObservableLike;
var nodeStream: (value: unknown) => value is NodeStream;
var infinite: (value: unknown) => value is number;
var evenInteger: (value: number) => value is number;
var oddInteger: (value: number) => value is number;
var emptyArray: (value: unknown) => value is never[];
var nonEmptyArray: (value: unknown) => value is unknown[];
var emptyString: (value: unknown) => value is "";
var nonEmptyString: (value: unknown) => value is string;
var emptyStringOrWhitespace: (value: unknown) => value is string;
var emptyObject: <Key extends string | number | symbol = string>(value: unknown) => value is Record<Key, never>;
var nonEmptyObject: <Key extends string | number | symbol = string, Value = unknown>(value: unknown) => value is Record<Key, Value>;
var emptySet: (value: unknown) => value is Set<never>;
var nonEmptySet: <T = unknown>(value: unknown) => value is Set<T>;
var emptyMap: (value: unknown) => value is Map<never, never>;
var nonEmptyMap: <Key = unknown, Value = unknown>(value: unknown) => value is Map<Key, Value>;
var any: (predicate: Predicate | Predicate[], ...values: unknown[]) => boolean;
var all: (predicate: Predicate, ...values: unknown[]) => boolean;
}
export declare type Primitive = null | undefined | string | number | bigint | boolean | symbol;
export declare type TypedArray = Int8Array | Uint8Array | Uint8ClampedArray | Int16Array | Uint16Array | Int32Array | Uint32Array | Float32Array | Float64Array | BigInt64Array | BigUint64Array;
export interface ArrayLike<T> {
readonly [index: number]: T;
readonly length: number;
}
export interface ObservableLike {
subscribe(observer: (value: unknown) => void): void;
[Symbol.observable](): ObservableLike;
}
export interface NodeStream extends NodeJS.EventEmitter {
pipe<T extends NodeJS.WritableStream>(destination: T, options?: {
end?: boolean;
}): T;
}
export declare type Predicate = (value: unknown) => boolean;
export declare const enum AssertionTypeDescription {
class_ = "Class",
numericString = "string with a number",
nullOrUndefined = "null or undefined",
iterable = "Iterable",
asyncIterable = "AsyncIterable",
nativePromise = "native Promise",
urlString = "string with a URL",
truthy = "truthy",
falsy = "falsy",
nan = "NaN",
primitive = "primitive",
integer = "integer",
safeInteger = "integer",
plainObject = "plain object",
arrayLike = "array-like",
typedArray = "TypedArray",
domElement = "Element",
nodeStream = "Node.js Stream",
infinite = "infinite number",
emptyArray = "empty array",
nonEmptyArray = "non-empty array",
emptyString = "empty string",
nonEmptyString = "non-empty string",
emptyStringOrWhitespace = "empty string or whitespace",
emptyObject = "empty object",
nonEmptyObject = "non-empty object",
emptySet = "empty set",
nonEmptySet = "non-empty set",
emptyMap = "empty map",
nonEmptyMap = "non-empty map",
evenInteger = "even integer",
oddInteger = "odd integer",
directInstanceOf = "T",
inRange = "in range",
any = "predicate returns truthy for any value",
all = "predicate returns truthy for all values"
}
interface Assert {
undefined: (value: unknown) => asserts value is undefined;
string: (value: unknown) => asserts value is string;
number: (value: unknown) => asserts value is number;
bigint: (value: unknown) => asserts value is bigint;
function_: (value: unknown) => asserts value is Function;
null_: (value: unknown) => asserts value is null;
class_: (value: unknown) => asserts value is Class;
boolean: (value: unknown) => asserts value is boolean;
symbol: (value: unknown) => asserts value is symbol;
numericString: (value: unknown) => asserts value is string;
array: <T = unknown>(value: unknown) => asserts value is T[];
buffer: (value: unknown) => asserts value is Buffer;
nullOrUndefined: (value: unknown) => asserts value is null | undefined;
object: <Key extends keyof any = string, Value = unknown>(value: unknown) => asserts value is Record<Key, Value>;
iterable: <T = unknown>(value: unknown) => asserts value is Iterable<T>;
asyncIterable: <T = unknown>(value: unknown) => asserts value is AsyncIterable<T>;
generator: (value: unknown) => asserts value is Generator;
asyncGenerator: (value: unknown) => asserts value is AsyncGenerator;
nativePromise: <T = unknown>(value: unknown) => asserts value is Promise<T>;
promise: <T = unknown>(value: unknown) => asserts value is Promise<T>;
generatorFunction: (value: unknown) => asserts value is GeneratorFunction;
asyncGeneratorFunction: (value: unknown) => asserts value is AsyncGeneratorFunction;
asyncFunction: (value: unknown) => asserts value is Function;
boundFunction: (value: unknown) => asserts value is Function;
regExp: (value: unknown) => asserts value is RegExp;
date: (value: unknown) => asserts value is Date;
error: (value: unknown) => asserts value is Error;
map: <Key = unknown, Value = unknown>(value: unknown) => asserts value is Map<Key, Value>;
set: <T = unknown>(value: unknown) => asserts value is Set<T>;
weakMap: <Key extends object = object, Value = unknown>(value: unknown) => asserts value is WeakMap<Key, Value>;
weakSet: <T extends object = object>(value: unknown) => asserts value is WeakSet<T>;
int8Array: (value: unknown) => asserts value is Int8Array;
uint8Array: (value: unknown) => asserts value is Uint8Array;
uint8ClampedArray: (value: unknown) => asserts value is Uint8ClampedArray;
int16Array: (value: unknown) => asserts value is Int16Array;
uint16Array: (value: unknown) => asserts value is Uint16Array;
int32Array: (value: unknown) => asserts value is Int32Array;
uint32Array: (value: unknown) => asserts value is Uint32Array;
float32Array: (value: unknown) => asserts value is Float32Array;
float64Array: (value: unknown) => asserts value is Float64Array;
bigInt64Array: (value: unknown) => asserts value is BigInt64Array;
bigUint64Array: (value: unknown) => asserts value is BigUint64Array;
arrayBuffer: (value: unknown) => asserts value is ArrayBuffer;
sharedArrayBuffer: (value: unknown) => asserts value is SharedArrayBuffer;
dataView: (value: unknown) => asserts value is DataView;
urlInstance: (value: unknown) => asserts value is URL;
urlString: (value: unknown) => asserts value is string;
truthy: (value: unknown) => asserts value is unknown;
falsy: (value: unknown) => asserts value is unknown;
nan: (value: unknown) => asserts value is unknown;
primitive: (value: unknown) => asserts value is Primitive;
integer: (value: unknown) => asserts value is number;
safeInteger: (value: unknown) => asserts value is number;
plainObject: <Value = unknown>(value: unknown) => asserts value is Record<string, Value>;
typedArray: (value: unknown) => asserts value is TypedArray;
arrayLike: <T = unknown>(value: unknown) => asserts value is ArrayLike<T>;
domElement: (value: unknown) => asserts value is Element;
observable: (value: unknown) => asserts value is ObservableLike;
nodeStream: (value: unknown) => asserts value is NodeStream;
infinite: (value: unknown) => asserts value is number;
emptyArray: (value: unknown) => asserts value is never[];
nonEmptyArray: (value: unknown) => asserts value is unknown[];
emptyString: (value: unknown) => asserts value is '';
nonEmptyString: (value: unknown) => asserts value is string;
emptyStringOrWhitespace: (value: unknown) => asserts value is string;
emptyObject: <Key extends keyof any = string>(value: unknown) => asserts value is Record<Key, never>;
nonEmptyObject: <Key extends keyof any = string, Value = unknown>(value: unknown) => asserts value is Record<Key, Value>;
emptySet: (value: unknown) => asserts value is Set<never>;
nonEmptySet: <T = unknown>(value: unknown) => asserts value is Set<T>;
emptyMap: (value: unknown) => asserts value is Map<never, never>;
nonEmptyMap: <Key = unknown, Value = unknown>(value: unknown) => asserts value is Map<Key, Value>;
evenInteger: (value: number) => asserts value is number;
oddInteger: (value: number) => asserts value is number;
directInstanceOf: <T>(instance: unknown, class_: Class<T>) => asserts instance is T;
inRange: (value: number, range: number | number[]) => asserts value is number;
any: (predicate: Predicate | Predicate[], ...values: unknown[]) => void | never;
all: (predicate: Predicate, ...values: unknown[]) => void | never;
}
export declare const assert: Assert;
export default is;
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"use strict";
/// <reference lib="es2018"/>
/// <reference lib="dom"/>
/// <reference types="node"/>
Object.defineProperty(exports, "__esModule", { value: true });
const { toString } = Object.prototype;
const isOfType = (type) => (value) => typeof value === type;
const getObjectType = (value) => {
const objectName = toString.call(value).slice(8, -1);
if (objectName) {
return objectName;
}
return undefined;
};
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 'bigint':
return "bigint" /* bigint */;
case 'symbol':
return "symbol" /* symbol */;
default:
}
if (is.function_(value)) {
return "Function" /* Function */;
}
if (is.observable(value)) {
return "Observable" /* Observable */;
}
if (is.array(value)) {
return "Array" /* Array */;
}
if (is.buffer(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 */;
}
is.undefined = isOfType('undefined');
is.string = isOfType('string');
const isNumberType = isOfType('number');
is.number = (value) => isNumberType(value) && !is.nan(value);
is.bigint = isOfType('bigint');
// eslint-disable-next-line @typescript-eslint/ban-types
is.function_ = isOfType('function');
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');
is.numericString = (value) => is.string(value) && !is.emptyStringOrWhitespace(value) && !Number.isNaN(Number(value));
is.array = Array.isArray;
is.buffer = (value) => { var _a, _b, _c, _d; return (_d = (_c = (_b = (_a = value) === null || _a === void 0 ? void 0 : _a.constructor) === null || _b === void 0 ? void 0 : _b.isBuffer) === null || _c === void 0 ? void 0 : _c.call(_b, value)) !== null && _d !== void 0 ? _d : false; };
is.nullOrUndefined = (value) => is.null_(value) || is.undefined(value);
is.object = (value) => !is.null_(value) && (typeof value === 'object' || is.function_(value));
is.iterable = (value) => { var _a; return is.function_((_a = value) === null || _a === void 0 ? void 0 : _a[Symbol.iterator]); };
is.asyncIterable = (value) => { var _a; return is.function_((_a = value) === null || _a === void 0 ? void 0 : _a[Symbol.asyncIterator]); };
is.generator = (value) => is.iterable(value) && is.function_(value.next) && is.function_(value.throw);
is.asyncGenerator = (value) => is.asyncIterable(value) && is.function_(value.next) && is.function_(value.throw);
is.nativePromise = (value) => isObjectOfType("Promise" /* Promise */)(value);
const hasPromiseAPI = (value) => {
var _a, _b;
return is.function_((_a = value) === null || _a === void 0 ? void 0 : _a.then) &&
is.function_((_b = value) === null || _b === void 0 ? void 0 : _b.catch);
};
is.promise = (value) => is.nativePromise(value) || hasPromiseAPI(value);
is.generatorFunction = isObjectOfType("GeneratorFunction" /* GeneratorFunction */);
is.asyncGeneratorFunction = (value) => getObjectType(value) === "AsyncGeneratorFunction" /* AsyncGeneratorFunction */;
is.asyncFunction = (value) => getObjectType(value) === "AsyncFunction" /* AsyncFunction */;
// eslint-disable-next-line no-prototype-builtins, @typescript-eslint/ban-types
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.bigInt64Array = isObjectOfType("BigInt64Array" /* BigInt64Array */);
is.bigUint64Array = isObjectOfType("BigUint64Array" /* BigUint64Array */);
is.arrayBuffer = isObjectOfType("ArrayBuffer" /* ArrayBuffer */);
is.sharedArrayBuffer = isObjectOfType("SharedArrayBuffer" /* SharedArrayBuffer */);
is.dataView = isObjectOfType("DataView" /* DataView */);
is.directInstanceOf = (instance, class_) => Object.getPrototypeOf(instance) === class_.prototype;
is.urlInstance = (value) => isObjectOfType("URL" /* URL */)(value);
is.urlString = (value) => {
if (!is.string(value)) {
return false;
}
try {
new URL(value); // eslint-disable-line no-new
return true;
}
catch (_a) {
return false;
}
};
// TODO: Use the `not` operator with a type guard here when it's available.
// Example: `is.truthy = (value: unknown): value is (not false | not 0 | not '' | not undefined | not null) => Boolean(value);`
is.truthy = (value) => Boolean(value);
// Example: `is.falsy = (value: unknown): value is (not true | 0 | '' | undefined | null) => Boolean(value);`
is.falsy = (value) => !value;
is.nan = (value) => Number.isNaN(value);
const primitiveTypeOfTypes = new Set([
'undefined',
'string',
'number',
'bigint',
'boolean',
'symbol'
]);
is.primitive = (value) => is.null_(value) || primitiveTypeOfTypes.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
if (getObjectType(value) !== "Object" /* Object */) {
return false;
}
const prototype = Object.getPrototypeOf(value);
return prototype === null || 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 */,
"BigInt64Array" /* BigInt64Array */,
"BigUint64Array" /* BigUint64Array */
]);
is.typedArray = (value) => {
const objectType = getObjectType(value);
if (objectType === undefined) {
return false;
}
return typedArrayTypes.has(objectType);
};
const isValidLength = (value) => is.safeInteger(value) && value >= 0;
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) => {
var _a, _b, _c, _d;
if (!value) {
return false;
}
// eslint-disable-next-line no-use-extend-native/no-use-extend-native
if (value === ((_b = (_a = value)[Symbol.observable]) === null || _b === void 0 ? void 0 : _b.call(_a))) {
return true;
}
if (value === ((_d = (_c = value)['@@observable']) === null || _d === void 0 ? void 0 : _d.call(_c))) {
return true;
}
return false;
};
is.nodeStream = (value) => is.object(value) && is.function_(value.pipe) && !is.observable(value);
is.infinite = (value) => value === Infinity || value === -Infinity;
const isAbsoluteMod2 = (remainder) => (value) => is.integer(value) && Math.abs(value % 2) === remainder;
is.evenInteger = isAbsoluteMod2(0);
is.oddInteger = isAbsoluteMod2(1);
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;
// TODO: Use `not ''` when the `not` operator is available.
is.nonEmptyString = (value) => is.string(value) && value.length > 0;
const isWhiteSpaceString = (value) => is.string(value) && !/\S/.test(value);
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;
// TODO: Use `not` operator here to remove `Map` and `Set` from type guard:
// - https://github.com/Microsoft/TypeScript/pull/29317
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)) {
throw new TypeError(`Invalid predicate: ${JSON.stringify(predicate)}`);
}
if (values.length === 0) {
throw new TypeError('Invalid number of values');
}
return method.call(values, predicate);
};
is.any = (predicate, ...values) => {
const predicates = is.array(predicate) ? predicate : [predicate];
return predicates.some(singlePredicate => predicateOnArray(Array.prototype.some, singlePredicate, values));
};
is.all = (predicate, ...values) => predicateOnArray(Array.prototype.every, predicate, values);
const assertType = (condition, description, value) => {
if (!condition) {
throw new TypeError(`Expected value which is \`${description}\`, received value of type \`${is(value)}\`.`);
}
};
exports.assert = {
// Unknowns.
undefined: (value) => assertType(is.undefined(value), "undefined" /* undefined */, value),
string: (value) => assertType(is.string(value), "string" /* string */, value),
number: (value) => assertType(is.number(value), "number" /* number */, value),
bigint: (value) => assertType(is.bigint(value), "bigint" /* bigint */, value),
// eslint-disable-next-line @typescript-eslint/ban-types
function_: (value) => assertType(is.function_(value), "Function" /* Function */, value),
null_: (value) => assertType(is.null_(value), "null" /* null */, value),
class_: (value) => assertType(is.class_(value), "Class" /* class_ */, value),
boolean: (value) => assertType(is.boolean(value), "boolean" /* boolean */, value),
symbol: (value) => assertType(is.symbol(value), "symbol" /* symbol */, value),
numericString: (value) => assertType(is.numericString(value), "string with a number" /* numericString */, value),
array: (value) => assertType(is.array(value), "Array" /* Array */, value),
buffer: (value) => assertType(is.buffer(value), "Buffer" /* Buffer */, value),
nullOrUndefined: (value) => assertType(is.nullOrUndefined(value), "null or undefined" /* nullOrUndefined */, value),
object: (value) => assertType(is.object(value), "Object" /* Object */, value),
iterable: (value) => assertType(is.iterable(value), "Iterable" /* iterable */, value),
asyncIterable: (value) => assertType(is.asyncIterable(value), "AsyncIterable" /* asyncIterable */, value),
generator: (value) => assertType(is.generator(value), "Generator" /* Generator */, value),
asyncGenerator: (value) => assertType(is.asyncGenerator(value), "AsyncGenerator" /* AsyncGenerator */, value),
nativePromise: (value) => assertType(is.nativePromise(value), "native Promise" /* nativePromise */, value),
promise: (value) => assertType(is.promise(value), "Promise" /* Promise */, value),
generatorFunction: (value) => assertType(is.generatorFunction(value), "GeneratorFunction" /* GeneratorFunction */, value),
asyncGeneratorFunction: (value) => assertType(is.asyncGeneratorFunction(value), "AsyncGeneratorFunction" /* AsyncGeneratorFunction */, value),
// eslint-disable-next-line @typescript-eslint/ban-types
asyncFunction: (value) => assertType(is.asyncFunction(value), "AsyncFunction" /* AsyncFunction */, value),
// eslint-disable-next-line @typescript-eslint/ban-types
boundFunction: (value) => assertType(is.boundFunction(value), "Function" /* Function */, value),
regExp: (value) => assertType(is.regExp(value), "RegExp" /* RegExp */, value),
date: (value) => assertType(is.date(value), "Date" /* Date */, value),
error: (value) => assertType(is.error(value), "Error" /* Error */, value),
map: (value) => assertType(is.map(value), "Map" /* Map */, value),
set: (value) => assertType(is.set(value), "Set" /* Set */, value),
weakMap: (value) => assertType(is.weakMap(value), "WeakMap" /* WeakMap */, value),
weakSet: (value) => assertType(is.weakSet(value), "WeakSet" /* WeakSet */, value),
int8Array: (value) => assertType(is.int8Array(value), "Int8Array" /* Int8Array */, value),
uint8Array: (value) => assertType(is.uint8Array(value), "Uint8Array" /* Uint8Array */, value),
uint8ClampedArray: (value) => assertType(is.uint8ClampedArray(value), "Uint8ClampedArray" /* Uint8ClampedArray */, value),
int16Array: (value) => assertType(is.int16Array(value), "Int16Array" /* Int16Array */, value),
uint16Array: (value) => assertType(is.uint16Array(value), "Uint16Array" /* Uint16Array */, value),
int32Array: (value) => assertType(is.int32Array(value), "Int32Array" /* Int32Array */, value),
uint32Array: (value) => assertType(is.uint32Array(value), "Uint32Array" /* Uint32Array */, value),
float32Array: (value) => assertType(is.float32Array(value), "Float32Array" /* Float32Array */, value),
float64Array: (value) => assertType(is.float64Array(value), "Float64Array" /* Float64Array */, value),
bigInt64Array: (value) => assertType(is.bigInt64Array(value), "BigInt64Array" /* BigInt64Array */, value),
bigUint64Array: (value) => assertType(is.bigUint64Array(value), "BigUint64Array" /* BigUint64Array */, value),
arrayBuffer: (value) => assertType(is.arrayBuffer(value), "ArrayBuffer" /* ArrayBuffer */, value),
sharedArrayBuffer: (value) => assertType(is.sharedArrayBuffer(value), "SharedArrayBuffer" /* SharedArrayBuffer */, value),
dataView: (value) => assertType(is.dataView(value), "DataView" /* DataView */, value),
urlInstance: (value) => assertType(is.urlInstance(value), "URL" /* URL */, value),
urlString: (value) => assertType(is.urlString(value), "string with a URL" /* urlString */, value),
truthy: (value) => assertType(is.truthy(value), "truthy" /* truthy */, value),
falsy: (value) => assertType(is.falsy(value), "falsy" /* falsy */, value),
nan: (value) => assertType(is.nan(value), "NaN" /* nan */, value),
primitive: (value) => assertType(is.primitive(value), "primitive" /* primitive */, value),
integer: (value) => assertType(is.integer(value), "integer" /* integer */, value),
safeInteger: (value) => assertType(is.safeInteger(value), "integer" /* safeInteger */, value),
plainObject: (value) => assertType(is.plainObject(value), "plain object" /* plainObject */, value),
typedArray: (value) => assertType(is.typedArray(value), "TypedArray" /* typedArray */, value),
arrayLike: (value) => assertType(is.arrayLike(value), "array-like" /* arrayLike */, value),
domElement: (value) => assertType(is.domElement(value), "Element" /* domElement */, value),
observable: (value) => assertType(is.observable(value), "Observable" /* Observable */, value),
nodeStream: (value) => assertType(is.nodeStream(value), "Node.js Stream" /* nodeStream */, value),
infinite: (value) => assertType(is.infinite(value), "infinite number" /* infinite */, value),
emptyArray: (value) => assertType(is.emptyArray(value), "empty array" /* emptyArray */, value),
nonEmptyArray: (value) => assertType(is.nonEmptyArray(value), "non-empty array" /* nonEmptyArray */, value),
emptyString: (value) => assertType(is.emptyString(value), "empty string" /* emptyString */, value),
nonEmptyString: (value) => assertType(is.nonEmptyString(value), "non-empty string" /* nonEmptyString */, value),
emptyStringOrWhitespace: (value) => assertType(is.emptyStringOrWhitespace(value), "empty string or whitespace" /* emptyStringOrWhitespace */, value),
emptyObject: (value) => assertType(is.emptyObject(value), "empty object" /* emptyObject */, value),
nonEmptyObject: (value) => assertType(is.nonEmptyObject(value), "non-empty object" /* nonEmptyObject */, value),
emptySet: (value) => assertType(is.emptySet(value), "empty set" /* emptySet */, value),
nonEmptySet: (value) => assertType(is.nonEmptySet(value), "non-empty set" /* nonEmptySet */, value),
emptyMap: (value) => assertType(is.emptyMap(value), "empty map" /* emptyMap */, value),
nonEmptyMap: (value) => assertType(is.nonEmptyMap(value), "non-empty map" /* nonEmptyMap */, value),
// Numbers.
evenInteger: (value) => assertType(is.evenInteger(value), "even integer" /* evenInteger */, value),
oddInteger: (value) => assertType(is.oddInteger(value), "odd integer" /* oddInteger */, value),
// Two arguments.
directInstanceOf: (instance, class_) => assertType(is.directInstanceOf(instance, class_), "T" /* directInstanceOf */, instance),
inRange: (value, range) => assertType(is.inRange(value, range), "in range" /* inRange */, value),
// Variadic functions.
any: (predicate, ...values) => assertType(is.any(predicate, ...values), "predicate returns truthy for any value" /* any */, values),
all: (predicate, ...values) => assertType(is.all(predicate, ...values), "predicate returns truthy for all values" /* all */, values)
};
// 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_
}
});
Object.defineProperties(exports.assert, {
class: {
value: exports.assert.class_
},
function: {
value: exports.assert.function_
},
null: {
value: exports.assert.null_
}
});
exports.default = is;
// For CommonJS default export support
module.exports = is;
module.exports.default = is;
module.exports.assert = exports.assert;