diff options
Diffstat (limited to 'node_modules/async/constant.js')
| -rw-r--r-- | node_modules/async/constant.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/node_modules/async/constant.js b/node_modules/async/constant.js new file mode 100644 index 0000000..0759653 --- /dev/null +++ b/node_modules/async/constant.js @@ -0,0 +1,55 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); + +exports.default = function (...args) { + return function (...ignoredArgs /*, callback*/) { + var callback = ignoredArgs.pop(); + return callback(null, ...args); + }; +}; + +module.exports = exports["default"]; /** + * Returns a function that when called, calls-back with the values provided. + * Useful as the first function in a [`waterfall`]{@link module:ControlFlow.waterfall}, or for plugging values in to + * [`auto`]{@link module:ControlFlow.auto}. + * + * @name constant + * @static + * @memberOf module:Utils + * @method + * @category Util + * @param {...*} arguments... - Any number of arguments to automatically invoke + * callback with. + * @returns {AsyncFunction} Returns a function that when invoked, automatically + * invokes the callback with the previous given arguments. + * @example + * + * async.waterfall([ + * async.constant(42), + * function (value, next) { + * // value === 42 + * }, + * //... + * ], callback); + * + * async.waterfall([ + * async.constant(filename, "utf8"), + * fs.readFile, + * function (fileData, next) { + * //... + * } + * //... + * ], callback); + * + * async.auto({ + * hostname: async.constant("https://server.net/"), + * port: findFreePort, + * launchServer: ["hostname", "port", function (options, cb) { + * startServer(options, cb); + * }], + * //... + * }, callback); + */
\ No newline at end of file |