diff options
Diffstat (limited to 'node_modules/when/lib/apply.js')
-rw-r--r-- | node_modules/when/lib/apply.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/node_modules/when/lib/apply.js b/node_modules/when/lib/apply.js new file mode 100644 index 000000000..1c4a95b1f --- /dev/null +++ b/node_modules/when/lib/apply.js @@ -0,0 +1,55 @@ +/** @license MIT License (c) copyright 2010-2014 original author or authors */ +/** @author Brian Cavalier */ +/** @author John Hann */ + +(function(define) { 'use strict'; +define(function() { + + makeApply.tryCatchResolve = tryCatchResolve; + + return makeApply; + + function makeApply(Promise, call) { + if(arguments.length < 2) { + call = tryCatchResolve; + } + + return apply; + + function apply(f, thisArg, args) { + var p = Promise._defer(); + var l = args.length; + var params = new Array(l); + callAndResolve({ f:f, thisArg:thisArg, args:args, params:params, i:l-1, call:call }, p._handler); + + return p; + } + + function callAndResolve(c, h) { + if(c.i < 0) { + return call(c.f, c.thisArg, c.params, h); + } + + var handler = Promise._handler(c.args[c.i]); + handler.fold(callAndResolveNext, c, void 0, h); + } + + function callAndResolveNext(c, x, h) { + c.params[c.i] = x; + c.i -= 1; + callAndResolve(c, h); + } + } + + function tryCatchResolve(f, thisArg, args, resolver) { + try { + resolver.resolve(f.apply(thisArg, args)); + } catch(e) { + resolver.reject(e); + } + } + +}); +}(typeof define === 'function' && define.amd ? define : function(factory) { module.exports = factory(); })); + + |