jaywalk/dist/types/test.js

Runtime type validation

"use strict";
var __extends = (this && this.__extends) || function (d, b) {
    for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
    function __() { this.constructor = d; }
    d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var Promise = require('any-promise');
var rule_1 = require('./rule');
var Test = (function (_super) {
    __extends(Test, _super);
    function Test(options) {
        _super.call(this, options);
        this.type = 'Test';
        this.name = options.name;
        this.test = options.test;
        this._tests.push(toTestTest(this.name, this.test));
    }
    return Test;
}(rule_1.Rule));
exports.Test = Test;
function toTestTest(name, test) {
    return function (value, path, context, next) {
        return new Promise(function (resolve) { return resolve(test(value)); })
            .then(function (passed) {
            if (!passed) {
                return Promise.reject(context.error(path, 'Test', 'test', name, value));
            }
            return next(value);
        });
    };
}
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