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feature: vor und nachteile

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Hikyu
2026-05-31 13:54:31 +02:00
parent 552a947a1c
commit e3dad17446
23270 changed files with 3024794 additions and 200 deletions
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praesentation/node_modules/@sindresorhus/is/dist/index.d.ts
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/// <reference types="node" resolution-mode="require"/>
/// <reference types="node" resolution-mode="require"/>
/// <reference types="node" resolution-mode="require"/>
import type { Buffer } from 'node:buffer';
import type { Class, Falsy, TypedArray, ObservableLike, Primitive, WeakRef } from './types.js';
declare const objectTypeNames: readonly ["Function", "Generator", "AsyncGenerator", "GeneratorFunction", "AsyncGeneratorFunction", "AsyncFunction", "Observable", "Array", "Buffer", "Blob", "Object", "RegExp", "Date", "Error", "Map", "Set", "WeakMap", "WeakSet", "WeakRef", "ArrayBuffer", "SharedArrayBuffer", "DataView", "Promise", "URL", "FormData", "URLSearchParams", "HTMLElement", "NaN", "Int8Array", "Uint8Array", "Uint8ClampedArray", "Int16Array", "Uint16Array", "Int32Array", "Uint32Array", "Float32Array", "Float64Array", "BigInt64Array", "BigUint64Array"];
type ObjectTypeName = typeof objectTypeNames[number];
declare const primitiveTypeNames: readonly ["null", "undefined", "string", "number", "bigint", "boolean", "symbol"];
type PrimitiveTypeName = typeof primitiveTypeNames[number];
export type TypeName = ObjectTypeName | PrimitiveTypeName;
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 positiveNumber: (value: unknown) => value is number;
var negativeNumber: (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;
var boolean: (value: unknown) => value is boolean;
var symbol: (value: unknown) => value is symbol;
var numericString: (value: unknown) => value is `${number}`;
var array: <T = unknown>(value: unknown, assertion?: ((value: T) => value is T) | undefined) => value is T[];
var buffer: (value: unknown) => value is Buffer;
var blob: (value: unknown) => value is Blob;
var nullOrUndefined: (value: unknown) => value is null | undefined;
var object: (value: unknown) => value is object;
var iterable: <T = unknown>(value: unknown) => value is Iterable<T>;
var asyncIterable: <T = unknown>(value: unknown) => value is AsyncIterable<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 weakRef: (value: unknown) => value is WeakRef<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 enumCase: <T = unknown>(value: unknown, targetEnum: T) => boolean;
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: <T>(value: Falsy | T) => value is T;
var falsy: (value: unknown) => value is Falsy;
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<PropertyKey, Value>;
var typedArray: (value: unknown) => value is TypedArray;
var arrayLike: <T = unknown>(value: unknown) => value is ArrayLike<T>;
var tupleLike: <T extends TypeGuard<unknown>[]>(value: unknown, guards: [...T]) => value is ResolveTypesOfTypeGuardsTuple<T, []>;
var inRange: (value: number, range: number | number[]) => value is number;
var domElement: (value: unknown) => value is HTMLElement;
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: <T = unknown, Item = unknown>(value: T | Item[]) => value is [Item, ...Item[]];
var emptyString: (value: unknown) => value is "";
var emptyStringOrWhitespace: (value: unknown) => value is string;
var nonEmptyString: (value: unknown) => value is string;
var nonEmptyStringAndNotWhitespace: (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 propertyKey: (value: unknown) => value is PropertyKey;
var formData: (value: unknown) => value is FormData;
var urlSearchParams: (value: unknown) => value is URLSearchParams;
var any: (predicate: Predicate | Predicate[], ...values: unknown[]) => boolean;
var all: (predicate: Predicate, ...values: unknown[]) => boolean;
}
export type ArrayLike<T> = {
readonly [index: number]: T;
readonly length: number;
};
type TypeGuard<T> = (value: unknown) => value is T;
type ResolveTypesOfTypeGuardsTuple<TypeGuardsOfT, ResultOfT extends unknown[] = []> = TypeGuardsOfT extends [TypeGuard<infer U>, ...infer TOthers] ? ResolveTypesOfTypeGuardsTuple<TOthers, [...ResultOfT, U]> : TypeGuardsOfT extends undefined[] ? ResultOfT : never;
export type NodeStream = {
pipe<T extends NodeJS.WritableStream>(destination: T, options?: {
end?: boolean;
}): T;
} & NodeJS.EventEmitter;
export 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",
tupleLike = "tuple-like",
typedArray = "TypedArray",
domElement = "HTMLElement",
nodeStream = "Node.js Stream",
infinite = "infinite number",
emptyArray = "empty array",
nonEmptyArray = "non-empty array",
emptyString = "empty string",
emptyStringOrWhitespace = "empty string or whitespace",
nonEmptyString = "non-empty string",
nonEmptyStringAndNotWhitespace = "non-empty string and not 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",
positiveNumber = "positive number",
negativeNumber = "negative number",
directInstanceOf = "T",
inRange = "in range",
any = "predicate returns truthy for any value",
all = "predicate returns truthy for all values"
}
type Assert = {
undefined: (value: unknown) => asserts value is undefined;
string: (value: unknown) => asserts value is string;
number: (value: unknown) => asserts value is number;
positiveNumber: (value: unknown) => asserts value is number;
negativeNumber: (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 `${number}`;
array: <T = unknown>(value: unknown, assertion?: (element: unknown) => asserts element is T) => asserts value is T[];
buffer: (value: unknown) => asserts value is Buffer;
blob: (value: unknown) => asserts value is Blob;
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>;
weakRef: <T extends object = object>(value: unknown) => asserts value is WeakRef<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;
enumCase: <T = unknown>(value: unknown, targetEnum: T) => asserts value is T[keyof T];
urlInstance: (value: unknown) => asserts value is URL;
urlString: (value: unknown) => asserts value is string;
truthy: <T>(value: T | Falsy) => asserts value is T;
falsy: (value: unknown) => asserts value is Falsy;
nan: (value: unknown) => asserts value is number;
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<PropertyKey, Value>;
typedArray: (value: unknown) => asserts value is TypedArray;
arrayLike: <T = unknown>(value: unknown) => asserts value is ArrayLike<T>;
tupleLike: <T extends Array<TypeGuard<unknown>>>(value: unknown, guards: [...T]) => asserts value is ResolveTypesOfTypeGuardsTuple<T>;
domElement: (value: unknown) => asserts value is HTMLElement;
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: <T = unknown, Item = unknown>(value: T | Item[]) => asserts value is [Item, ...Item[]];
emptyString: (value: unknown) => asserts value is '';
emptyStringOrWhitespace: (value: unknown) => asserts value is string;
nonEmptyString: (value: unknown) => asserts value is string;
nonEmptyStringAndNotWhitespace: (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>;
propertyKey: (value: unknown) => asserts value is PropertyKey;
formData: (value: unknown) => asserts value is FormData;
urlSearchParams: (value: unknown) => asserts value is URLSearchParams;
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;
export type { Class, TypedArray, ObservableLike, Primitive } from './types.js';
praesentation/node_modules/@sindresorhus/is/dist/index.js
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const typedArrayTypeNames = [
'Int8Array',
'Uint8Array',
'Uint8ClampedArray',
'Int16Array',
'Uint16Array',
'Int32Array',
'Uint32Array',
'Float32Array',
'Float64Array',
'BigInt64Array',
'BigUint64Array',
];
function isTypedArrayName(name) {
return typedArrayTypeNames.includes(name);
}
const objectTypeNames = [
'Function',
'Generator',
'AsyncGenerator',
'GeneratorFunction',
'AsyncGeneratorFunction',
'AsyncFunction',
'Observable',
'Array',
'Buffer',
'Blob',
'Object',
'RegExp',
'Date',
'Error',
'Map',
'Set',
'WeakMap',
'WeakSet',
'WeakRef',
'ArrayBuffer',
'SharedArrayBuffer',
'DataView',
'Promise',
'URL',
'FormData',
'URLSearchParams',
'HTMLElement',
'NaN',
...typedArrayTypeNames,
];
function isObjectTypeName(name) {
return objectTypeNames.includes(name);
}
const primitiveTypeNames = [
'null',
'undefined',
'string',
'number',
'bigint',
'boolean',
'symbol',
];
function isPrimitiveTypeName(name) {
return primitiveTypeNames.includes(name);
}
// eslint-disable-next-line @typescript-eslint/ban-types
function isOfType(type) {
return (value) => typeof value === type;
}
const { toString } = Object.prototype;
const getObjectType = (value) => {
const objectTypeName = toString.call(value).slice(8, -1);
if (/HTML\w+Element/.test(objectTypeName) && is.domElement(value)) {
return 'HTMLElement';
}
if (isObjectTypeName(objectTypeName)) {
return objectTypeName;
}
return undefined;
};
const isObjectOfType = (type) => (value) => getObjectType(value) === type;
function is(value) {
if (value === null) {
return 'null';
}
switch (typeof value) {
case 'undefined': {
return 'undefined';
}
case 'string': {
return 'string';
}
case 'number': {
return Number.isNaN(value) ? 'NaN' : 'number';
}
case 'boolean': {
return 'boolean';
}
case 'function': {
return 'Function';
}
case 'bigint': {
return 'bigint';
}
case 'symbol': {
return 'symbol';
}
default:
}
if (is.observable(value)) {
return 'Observable';
}
if (is.array(value)) {
return 'Array';
}
if (is.buffer(value)) {
return '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';
}
is.undefined = isOfType('undefined');
is.string = isOfType('string');
const isNumberType = isOfType('number');
is.number = (value) => isNumberType(value) && !is.nan(value);
is.positiveNumber = (value) => is.number(value) && value > 0;
is.negativeNumber = (value) => is.number(value) && value < 0;
is.bigint = isOfType('bigint');
// eslint-disable-next-line @typescript-eslint/ban-types
is.function_ = isOfType('function');
// eslint-disable-next-line @typescript-eslint/ban-types
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 = (value, assertion) => {
if (!Array.isArray(value)) {
return false;
}
if (!is.function_(assertion)) {
return true;
}
// eslint-disable-next-line @typescript-eslint/no-unsafe-argument
return value.every(element => assertion(element));
};
// eslint-disable-next-line @typescript-eslint/no-unsafe-return, @typescript-eslint/no-unsafe-call
is.buffer = (value) => value?.constructor?.isBuffer?.(value) ?? false;
is.blob = (value) => isObjectOfType('Blob')(value);
is.nullOrUndefined = (value) => is.null_(value) || is.undefined(value); // eslint-disable-line @typescript-eslint/ban-types
is.object = (value) => !is.null_(value) && (typeof value === 'object' || is.function_(value)); // eslint-disable-line @typescript-eslint/ban-types
is.iterable = (value) => is.function_(value?.[Symbol.iterator]);
is.asyncIterable = (value) => is.function_(value?.[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')(value);
const hasPromiseApi = (value) => is.function_(value?.then)
&& is.function_(value?.catch);
is.promise = (value) => is.nativePromise(value) || hasPromiseApi(value);
is.generatorFunction = isObjectOfType('GeneratorFunction');
is.asyncGeneratorFunction = (value) => getObjectType(value) === 'AsyncGeneratorFunction';
is.asyncFunction = (value) => getObjectType(value) === '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');
is.date = isObjectOfType('Date');
is.error = isObjectOfType('Error');
is.map = (value) => isObjectOfType('Map')(value);
is.set = (value) => isObjectOfType('Set')(value);
is.weakMap = (value) => isObjectOfType('WeakMap')(value); // eslint-disable-line @typescript-eslint/ban-types
is.weakSet = (value) => isObjectOfType('WeakSet')(value); // eslint-disable-line @typescript-eslint/ban-types
is.weakRef = (value) => isObjectOfType('WeakRef')(value); // eslint-disable-line @typescript-eslint/ban-types
is.int8Array = isObjectOfType('Int8Array');
is.uint8Array = isObjectOfType('Uint8Array');
is.uint8ClampedArray = isObjectOfType('Uint8ClampedArray');
is.int16Array = isObjectOfType('Int16Array');
is.uint16Array = isObjectOfType('Uint16Array');
is.int32Array = isObjectOfType('Int32Array');
is.uint32Array = isObjectOfType('Uint32Array');
is.float32Array = isObjectOfType('Float32Array');
is.float64Array = isObjectOfType('Float64Array');
is.bigInt64Array = isObjectOfType('BigInt64Array');
is.bigUint64Array = isObjectOfType('BigUint64Array');
is.arrayBuffer = isObjectOfType('ArrayBuffer');
is.sharedArrayBuffer = isObjectOfType('SharedArrayBuffer');
is.dataView = isObjectOfType('DataView');
// eslint-disable-next-line @typescript-eslint/no-unsafe-argument
is.enumCase = (value, targetEnum) => Object.values(targetEnum).includes(value);
is.directInstanceOf = (instance, class_) => Object.getPrototypeOf(instance) === class_.prototype;
is.urlInstance = (value) => isObjectOfType('URL')(value);
is.urlString = (value) => {
if (!is.string(value)) {
return false;
}
try {
new URL(value); // eslint-disable-line no-new
return true;
}
catch {
return false;
}
};
// Example: `is.truthy = (value: unknown): value is (not false | not 0 | not '' | not undefined | not null) => Boolean(value);`
is.truthy = (value) => Boolean(value); // eslint-disable-line unicorn/prefer-native-coercion-functions
// Example: `is.falsy = (value: unknown): value is (not true | 0 | '' | undefined | null) => Boolean(value);`
is.falsy = (value) => !value;
is.nan = (value) => Number.isNaN(value);
is.primitive = (value) => is.null_(value) || isPrimitiveTypeName(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/main/index.js
if (typeof value !== 'object' || value === null) {
return false;
}
// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
const prototype = Object.getPrototypeOf(value);
return (prototype === null || prototype === Object.prototype || Object.getPrototypeOf(prototype) === null) && !(Symbol.toStringTag in value) && !(Symbol.iterator in value);
};
is.typedArray = (value) => isTypedArrayName(getObjectType(value));
const isValidLength = (value) => is.safeInteger(value) && value >= 0;
is.arrayLike = (value) => !is.nullOrUndefined(value) && !is.function_(value) && isValidLength(value.length);
is.tupleLike = (value, guards) => {
if (is.array(guards) && is.array(value) && guards.length === value.length) {
return guards.every((guard, index) => guard(value[index]));
}
return false;
};
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)}`);
};
// eslint-disable-next-line @typescript-eslint/naming-convention
const NODE_TYPE_ELEMENT = 1;
// eslint-disable-next-line @typescript-eslint/naming-convention
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;
}
// eslint-disable-next-line no-use-extend-native/no-use-extend-native, @typescript-eslint/no-unsafe-call
if (value === value[Symbol.observable]?.()) {
return true;
}
// eslint-disable-next-line @typescript-eslint/no-unsafe-call
if (value === value['@@observable']?.()) {
return true;
}
return false;
};
is.nodeStream = (value) => is.object(value) && is.function_(value.pipe) && !is.observable(value);
is.infinite = (value) => value === Number.POSITIVE_INFINITY || value === Number.NEGATIVE_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;
const isWhiteSpaceString = (value) => is.string(value) && !/\S/.test(value);
is.emptyStringOrWhitespace = (value) => is.emptyString(value) || isWhiteSpaceString(value);
// TODO: Use `not ''` when the `not` operator is available.
is.nonEmptyString = (value) => is.string(value) && value.length > 0;
// TODO: Use `not ''` when the `not` operator is available.
is.nonEmptyStringAndNotWhitespace = (value) => is.string(value) && !is.emptyStringOrWhitespace(value);
// eslint-disable-next-line unicorn/no-array-callback-reference
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
// eslint-disable-next-line unicorn/no-array-callback-reference
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;
// eslint-disable-next-line unicorn/no-array-callback-reference
is.emptyMap = (value) => is.map(value) && value.size === 0;
// eslint-disable-next-line unicorn/no-array-callback-reference
is.nonEmptyMap = (value) => is.map(value) && value.size > 0;
// `PropertyKey` is any value that can be used as an object key (string, number, or symbol)
is.propertyKey = (value) => is.any([is.string, is.number, is.symbol], value);
is.formData = (value) => isObjectOfType('FormData')(value);
is.urlSearchParams = (value) => isObjectOfType('URLSearchParams')(value);
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, options = {}) => {
if (!condition) {
const { multipleValues } = options;
const valuesMessage = multipleValues
? `received values of types ${[
...new Set(value.map(singleValue => `\`${is(singleValue)}\``)),
].join(', ')}`
: `received value of type \`${is(value)}\``;
throw new TypeError(`Expected value which is \`${description}\`, ${valuesMessage}.`);
}
};
/* eslint-disable @typescript-eslint/no-confusing-void-expression */
export const assert = {
// Unknowns.
undefined: (value) => assertType(is.undefined(value), 'undefined', value),
string: (value) => assertType(is.string(value), 'string', value),
number: (value) => assertType(is.number(value), 'number', value),
positiveNumber: (value) => assertType(is.positiveNumber(value), "positive number" /* AssertionTypeDescription.positiveNumber */, value),
negativeNumber: (value) => assertType(is.negativeNumber(value), "negative number" /* AssertionTypeDescription.negativeNumber */, value),
bigint: (value) => assertType(is.bigint(value), 'bigint', value),
// eslint-disable-next-line @typescript-eslint/ban-types
function_: (value) => assertType(is.function_(value), 'Function', value),
null_: (value) => assertType(is.null_(value), 'null', value),
class_: (value) => assertType(is.class_(value), "Class" /* AssertionTypeDescription.class_ */, value),
boolean: (value) => assertType(is.boolean(value), 'boolean', value),
symbol: (value) => assertType(is.symbol(value), 'symbol', value),
numericString: (value) => assertType(is.numericString(value), "string with a number" /* AssertionTypeDescription.numericString */, value),
array: (value, assertion) => {
const assert = assertType;
assert(is.array(value), 'Array', value);
if (assertion) {
// eslint-disable-next-line unicorn/no-array-for-each, unicorn/no-array-callback-reference
value.forEach(assertion);
}
},
buffer: (value) => assertType(is.buffer(value), 'Buffer', value),
blob: (value) => assertType(is.blob(value), 'Blob', value),
nullOrUndefined: (value) => assertType(is.nullOrUndefined(value), "null or undefined" /* AssertionTypeDescription.nullOrUndefined */, value),
object: (value) => assertType(is.object(value), 'Object', value),
iterable: (value) => assertType(is.iterable(value), "Iterable" /* AssertionTypeDescription.iterable */, value),
asyncIterable: (value) => assertType(is.asyncIterable(value), "AsyncIterable" /* AssertionTypeDescription.asyncIterable */, value),
generator: (value) => assertType(is.generator(value), 'Generator', value),
asyncGenerator: (value) => assertType(is.asyncGenerator(value), 'AsyncGenerator', value),
nativePromise: (value) => assertType(is.nativePromise(value), "native Promise" /* AssertionTypeDescription.nativePromise */, value),
promise: (value) => assertType(is.promise(value), 'Promise', value),
generatorFunction: (value) => assertType(is.generatorFunction(value), 'GeneratorFunction', value),
asyncGeneratorFunction: (value) => assertType(is.asyncGeneratorFunction(value), 'AsyncGeneratorFunction', value),
// eslint-disable-next-line @typescript-eslint/ban-types
asyncFunction: (value) => assertType(is.asyncFunction(value), 'AsyncFunction', value),
// eslint-disable-next-line @typescript-eslint/ban-types
boundFunction: (value) => assertType(is.boundFunction(value), 'Function', value),
regExp: (value) => assertType(is.regExp(value), 'RegExp', value),
date: (value) => assertType(is.date(value), 'Date', value),
error: (value) => assertType(is.error(value), 'Error', value),
map: (value) => assertType(is.map(value), 'Map', value),
set: (value) => assertType(is.set(value), 'Set', value),
weakMap: (value) => assertType(is.weakMap(value), 'WeakMap', value),
weakSet: (value) => assertType(is.weakSet(value), 'WeakSet', value),
weakRef: (value) => assertType(is.weakRef(value), 'WeakRef', value),
int8Array: (value) => assertType(is.int8Array(value), 'Int8Array', value),
uint8Array: (value) => assertType(is.uint8Array(value), 'Uint8Array', value),
uint8ClampedArray: (value) => assertType(is.uint8ClampedArray(value), 'Uint8ClampedArray', value),
int16Array: (value) => assertType(is.int16Array(value), 'Int16Array', value),
uint16Array: (value) => assertType(is.uint16Array(value), 'Uint16Array', value),
int32Array: (value) => assertType(is.int32Array(value), 'Int32Array', value),
uint32Array: (value) => assertType(is.uint32Array(value), 'Uint32Array', value),
float32Array: (value) => assertType(is.float32Array(value), 'Float32Array', value),
float64Array: (value) => assertType(is.float64Array(value), 'Float64Array', value),
bigInt64Array: (value) => assertType(is.bigInt64Array(value), 'BigInt64Array', value),
bigUint64Array: (value) => assertType(is.bigUint64Array(value), 'BigUint64Array', value),
arrayBuffer: (value) => assertType(is.arrayBuffer(value), 'ArrayBuffer', value),
sharedArrayBuffer: (value) => assertType(is.sharedArrayBuffer(value), 'SharedArrayBuffer', value),
dataView: (value) => assertType(is.dataView(value), 'DataView', value),
enumCase: (value, targetEnum) => assertType(is.enumCase(value, targetEnum), 'EnumCase', value),
urlInstance: (value) => assertType(is.urlInstance(value), 'URL', value),
urlString: (value) => assertType(is.urlString(value), "string with a URL" /* AssertionTypeDescription.urlString */, value),
truthy: (value) => assertType(is.truthy(value), "truthy" /* AssertionTypeDescription.truthy */, value),
falsy: (value) => assertType(is.falsy(value), "falsy" /* AssertionTypeDescription.falsy */, value),
nan: (value) => assertType(is.nan(value), "NaN" /* AssertionTypeDescription.nan */, value),
primitive: (value) => assertType(is.primitive(value), "primitive" /* AssertionTypeDescription.primitive */, value),
integer: (value) => assertType(is.integer(value), "integer" /* AssertionTypeDescription.integer */, value),
safeInteger: (value) => assertType(is.safeInteger(value), "integer" /* AssertionTypeDescription.safeInteger */, value),
plainObject: (value) => assertType(is.plainObject(value), "plain object" /* AssertionTypeDescription.plainObject */, value),
typedArray: (value) => assertType(is.typedArray(value), "TypedArray" /* AssertionTypeDescription.typedArray */, value),
arrayLike: (value) => assertType(is.arrayLike(value), "array-like" /* AssertionTypeDescription.arrayLike */, value),
tupleLike: (value, guards) => assertType(is.tupleLike(value, guards), "tuple-like" /* AssertionTypeDescription.tupleLike */, value),
domElement: (value) => assertType(is.domElement(value), "HTMLElement" /* AssertionTypeDescription.domElement */, value),
observable: (value) => assertType(is.observable(value), 'Observable', value),
nodeStream: (value) => assertType(is.nodeStream(value), "Node.js Stream" /* AssertionTypeDescription.nodeStream */, value),
infinite: (value) => assertType(is.infinite(value), "infinite number" /* AssertionTypeDescription.infinite */, value),
emptyArray: (value) => assertType(is.emptyArray(value), "empty array" /* AssertionTypeDescription.emptyArray */, value),
nonEmptyArray: (value) => assertType(is.nonEmptyArray(value), "non-empty array" /* AssertionTypeDescription.nonEmptyArray */, value),
emptyString: (value) => assertType(is.emptyString(value), "empty string" /* AssertionTypeDescription.emptyString */, value),
emptyStringOrWhitespace: (value) => assertType(is.emptyStringOrWhitespace(value), "empty string or whitespace" /* AssertionTypeDescription.emptyStringOrWhitespace */, value),
nonEmptyString: (value) => assertType(is.nonEmptyString(value), "non-empty string" /* AssertionTypeDescription.nonEmptyString */, value),
nonEmptyStringAndNotWhitespace: (value) => assertType(is.nonEmptyStringAndNotWhitespace(value), "non-empty string and not whitespace" /* AssertionTypeDescription.nonEmptyStringAndNotWhitespace */, value),
emptyObject: (value) => assertType(is.emptyObject(value), "empty object" /* AssertionTypeDescription.emptyObject */, value),
nonEmptyObject: (value) => assertType(is.nonEmptyObject(value), "non-empty object" /* AssertionTypeDescription.nonEmptyObject */, value),
emptySet: (value) => assertType(is.emptySet(value), "empty set" /* AssertionTypeDescription.emptySet */, value),
nonEmptySet: (value) => assertType(is.nonEmptySet(value), "non-empty set" /* AssertionTypeDescription.nonEmptySet */, value),
emptyMap: (value) => assertType(is.emptyMap(value), "empty map" /* AssertionTypeDescription.emptyMap */, value),
nonEmptyMap: (value) => assertType(is.nonEmptyMap(value), "non-empty map" /* AssertionTypeDescription.nonEmptyMap */, value),
propertyKey: (value) => assertType(is.propertyKey(value), 'PropertyKey', value),
formData: (value) => assertType(is.formData(value), 'FormData', value),
urlSearchParams: (value) => assertType(is.urlSearchParams(value), 'URLSearchParams', value),
// Numbers.
evenInteger: (value) => assertType(is.evenInteger(value), "even integer" /* AssertionTypeDescription.evenInteger */, value),
oddInteger: (value) => assertType(is.oddInteger(value), "odd integer" /* AssertionTypeDescription.oddInteger */, value),
// Two arguments.
directInstanceOf: (instance, class_) => assertType(is.directInstanceOf(instance, class_), "T" /* AssertionTypeDescription.directInstanceOf */, instance),
inRange: (value, range) => assertType(is.inRange(value, range), "in range" /* AssertionTypeDescription.inRange */, value),
// Variadic functions.
any: (predicate, ...values) => assertType(is.any(predicate, ...values), "predicate returns truthy for any value" /* AssertionTypeDescription.any */, values, { multipleValues: true }),
all: (predicate, ...values) => assertType(is.all(predicate, ...values), "predicate returns truthy for all values" /* AssertionTypeDescription.all */, values, { multipleValues: true }),
};
/* eslint-enable @typescript-eslint/no-confusing-void-expression */
// 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(assert, {
class: {
value: assert.class_,
},
function: {
value: assert.function_,
},
null: {
value: assert.null_,
},
});
export default is;
praesentation/node_modules/@sindresorhus/is/dist/types.d.ts
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/**
Matches any [primitive value](https://developer.mozilla.org/en-US/docs/Glossary/Primitive).
*/
export type Primitive = null | undefined | string | number | boolean | symbol | bigint;
/**
Matches a [`class` constructor](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes).
*/
/**
Matches a [`class`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes).
*/
export type Class<T = unknown, Arguments extends any[] = any[]> = new (...arguments_: Arguments) => T;
/**
Matches any [typed array](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray), like `Uint8Array` or `Float64Array`.
*/
export type TypedArray = Int8Array | Uint8Array | Uint8ClampedArray | Int16Array | Uint16Array | Int32Array | Uint32Array | Float32Array | Float64Array | BigInt64Array | BigUint64Array;
declare global {
interface SymbolConstructor {
readonly observable: symbol;
}
}
/**
Matches a value that is like an [Observable](https://github.com/tc39/proposal-observable).
*/
export type ObservableLike = {
subscribe(observer: (value: unknown) => void): void;
[Symbol.observable](): ObservableLike;
};
export type Falsy = false | 0 | 0n | '' | null | undefined;
export type WeakRef<T extends object> = {
readonly [Symbol.toStringTag]: 'WeakRef';
deref(): T | undefined;
};
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// Extracted from https://github.com/sindresorhus/type-fest/blob/78019f42ea888b0cdceb41a4a78163868de57555/index.d.ts
export {};