@alexisanzieu/passense/lib/validators/UpperCaseValidator.js

SOLID password to ensure robust security

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const Validator_1 = require("./Validator");
const defaultConfig = {
    minimum: 1,
    iteration: 0,
};
class UpperCaseValidator extends Validator_1.Validator {
    constructor(config) {
        super();
        const mergedConfig = this.mergeConfig(config, defaultConfig);
        this.minimum = this.ensureTyping(mergedConfig.minimum, 'number');
        this.iteration = this.ensureTyping(mergedConfig.iteration, 'number');
    }
    isValid(password) {
        if (!this.isStringUpperCased(password)) {
            throw new Error(`You must to include at least ${this.minimum} uppercase letter`);
        }
        return true;
    }
    isStringUpperCased(s) {
        for (let i = 0; i < s.length; i++) {
            if (this.isCharUpperCase(s[i])) {
                if (++this.iteration === this.minimum) {
                    return true;
                }
            }
        }
        return false;
    }
    isCharUpperCase(s) {
        // number and unexpected characters are not allowed
        return s === s.toUpperCase() && s != s.toLowerCase();
    }
}
exports.default = UpperCaseValidator;