jaywalk/dist/types/mutate.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 Mutate = (function (_super) {
    __extends(Mutate, _super);
    function Mutate(options) {
        _super.call(this, options);
        this.type = 'Test';
        this.name = options.name;
        this.mutate = options.mutate;
        this._tests.push(toMutateTest(this.mutate));
    }
    return Mutate;
}(rule_1.Rule));
exports.Mutate = Mutate;
function toMutateTest(mutate) {
    return function (value, path, context, next) {
        return new Promise(function (resolve) { return resolve(mutate(value)); })
            .then(function (mutation) {
            return next(mutation).then(function () { return value; });
        });
    };
}
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