logitar-validation/dist/rules/pattern.js

JavaScript validation library distributed by Logitar.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * A validation rule that checks if a string matches a regular expression.
 * @param value The value to validate.
 * @param args The regular expression to validate the string against.
 * @returns The result of the validation rule execution.
 */
const pattern = (value, args) => {
    if (typeof args !== "string" && !(args instanceof RegExp)) {
        return { severity: "warning", message: "The arguments should be a regular expression." };
    }
    if (typeof value !== "string") {
        return { severity: "error", message: "{{name}} must be a string." };
    }
    else if (value.length > 0) {
        if (!new RegExp(args).test(value)) {
            return { severity: "error", message: "{{name}} must match the pattern {{pattern}}." };
        }
    }
    return { severity: "information" };
};
exports.default = pattern;