@snipsonian/core/cjs/assert/index.js

Core/base reusable javascript code snippets

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const isFunction_1 = require("../is/isFunction");
const replacePlaceholders_1 = require("../string/replacePlaceholders");
function assert(val, validator, errorMessage = 'Assertion error for value \'{val}\'.') {
    assertValidValidator(validator);
    if (!validator(val)) {
        throw new Error((0, replacePlaceholders_1.default)({ msg: errorMessage, placeholders: { val } }));
    }
}
exports.default = assert;
function assertValidValidator(validator) {
    if (!(0, isFunction_1.default)(validator)) {
        throw new Error('Please provide a validator function.');
    }
}