@pulzar/core/dist/utils/isObject.js

Next-generation Node.js framework for ultra-fast web applications with zero-reflection DI, GraphQL, WebSockets, events, and edge runtime support

/**
 * Check if a value is an object (but not null, array, or primitive)
 */
export function isObject(value) {
    return value !== null && typeof value === "object" && !Array.isArray(value);
}
/**
 * Check if a value is a plain object (created with {} or new Object())
 */
export function isPlainObject(value) {
    if (!isObject(value))
        return false;
    const prototype = Object.getPrototypeOf(value);
    return prototype === Object.prototype || prototype === null;
}
/**
 * Check if a value is a function
 */
export function isFunction(value) {
    return typeof value === "function";
}
/**
 * Check if a value is a string
 */
export function isString(value) {
    return typeof value === "string";
}
/**
 * Check if a value is a number
 */
export function isNumber(value) {
    return typeof value === "number" && !isNaN(value);
}
/**
 * Check if a value is a boolean
 */
export function isBoolean(value) {
    return typeof value === "boolean";
}
/**
 * Check if a value is null or undefined
 */
export function isNullOrUndefined(value) {
    return value === null || value === undefined;
}
/**
 * Check if a value is an array
 */
export function isArray(value) {
    return Array.isArray(value);
}
/**
 * Check if a value is a Date object
 */
export function isDate(value) {
    return value instanceof Date;
}
/**
 * Check if a value is a RegExp object
 */
export function isRegExp(value) {
    return value instanceof RegExp;
}
/**
 * Check if a value is a Promise
 */
export function isPromise(value) {
    return value && typeof value.then === "function";
}
/**
 * Check if a value is an Error object
 */
export function isError(value) {
    return value instanceof Error;
}
/**
 * Check if a value is a Map
 */
export function isMap(value) {
    return value instanceof Map;
}
/**
 * Check if a value is a Set
 */
export function isSet(value) {
    return value instanceof Set;
}
/**
 * Check if a value is a Symbol
 */
export function isSymbol(value) {
    return typeof value === "symbol";
}
/**
 * Check if a value is a BigInt
 */
export function isBigInt(value) {
    return typeof value === "bigint";
}
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