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Diffstat (limited to 'node_modules/when/lib/decorators/iterate.js')
| -rw-r--r-- | node_modules/when/lib/decorators/iterate.js | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/node_modules/when/lib/decorators/iterate.js b/node_modules/when/lib/decorators/iterate.js deleted file mode 100644 index 3ea70b3c..00000000 --- a/node_modules/when/lib/decorators/iterate.js +++ /dev/null @@ -1,65 +0,0 @@ -/** @license MIT License (c) copyright 2010-2014 original author or authors */ -/** @author Brian Cavalier */ -/** @author John Hann */ - -(function(define) { 'use strict'; -define(function() { - - return function generate(Promise) { - - var resolve = Promise.resolve; - - Promise.iterate = iterate; - Promise.unfold = unfold; - - return Promise; - - /** - * @deprecated Use github.com/cujojs/most streams and most.iterate - * Generate a (potentially infinite) stream of promised values: - * x, f(x), f(f(x)), etc. until condition(x) returns true - * @param {function} f function to generate a new x from the previous x - * @param {function} condition function that, given the current x, returns - * truthy when the iterate should stop - * @param {function} handler function to handle the value produced by f - * @param {*|Promise} x starting value, may be a promise - * @return {Promise} the result of the last call to f before - * condition returns true - */ - function iterate(f, condition, handler, x) { - return unfold(function(x) { - return [x, f(x)]; - }, condition, handler, x); - } - - /** - * @deprecated Use github.com/cujojs/most streams and most.unfold - * Generate a (potentially infinite) stream of promised values - * by applying handler(generator(seed)) iteratively until - * condition(seed) returns true. - * @param {function} unspool function that generates a [value, newSeed] - * given a seed. - * @param {function} condition function that, given the current seed, returns - * truthy when the unfold should stop - * @param {function} handler function to handle the value produced by unspool - * @param x {*|Promise} starting value, may be a promise - * @return {Promise} the result of the last value produced by unspool before - * condition returns true - */ - function unfold(unspool, condition, handler, x) { - return resolve(x).then(function(seed) { - return resolve(condition(seed)).then(function(done) { - return done ? seed : resolve(unspool(seed)).spread(next); - }); - }); - - function next(item, newSeed) { - return resolve(handler(item)).then(function() { - return unfold(unspool, condition, handler, newSeed); - }); - } - } - }; - -}); -}(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); })); |
