ensure.js
404 Bytes
"use strict";
var resolveException = require("../lib/resolve-exception")
, is = require("./is");
module.exports = function (value/*, options*/) {
if (is(value)) return value;
var options = arguments[1];
var errorMessage =
options && options.name
? "Expected a thenable for %n, received %v"
: "%v is not a thenable";
return resolveException(value, errorMessage, options);
};