jet-validators/dist/esm/complex/isValidArray.js

Fast, zero-dependency TypeScript validators and utilities for runtime checks, parsing, and lightweight object schema validation.

import { markSafe } from '../utils/parseObject/mark-safe.js';
export function isValidArray(arg, minLength, maxLength) {
    return isValidArrayCore(arg, false, false, minLength, maxLength);
}
export function isOptionalValidArray(arg, minLength, maxLength) {
    return isValidArrayCore(arg, true, false, minLength, maxLength);
}
export function isNullableValidArray(arg, minLength, maxLength) {
    return isValidArrayCore(arg, false, true, minLength, maxLength);
}
export function isNullishValidArray(arg, minLength, maxLength) {
    return isValidArrayCore(arg, true, true, minLength, maxLength);
}
function isValidArrayCore(arr, optional, nullable, minLength = 0, maxLength) {
    const lookup = new Set(arr);
    const validator = (arg) => {
        if (arg === undefined) {
            return !!optional;
        }
        if (arg === null) {
            return !!nullable;
        }
        if (!Array.isArray(arg)) {
            return false;
        }
        if (arg.length < minLength) {
            return false;
        }
        if (maxLength !== undefined && arg.length > maxLength) {
            return false;
        }
        for (let i = 0; i < arg.length; i++) {
            if (!lookup.has(arg[i])) {
                return false;
            }
        }
        return true;
    };
    return markSafe(validator);
}