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node_modules/bluebird/js/release/join.js
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"use strict";
module.exports =
function(Promise, PromiseArray, tryConvertToPromise, INTERNAL, async,
getDomain) {
var util = require("./util");
var canEvaluate = util.canEvaluate;
var tryCatch = util.tryCatch;
var errorObj = util.errorObj;
var reject;
if (!false) {
if (canEvaluate) {
var thenCallback = function(i) {
return new Function("value", "holder", "
\
'use strict';
\
holder.pIndex = value;
\
holder.checkFulfillment(this);
\
".replace(/Index/g, i));
};
var promiseSetter = function(i) {
return new Function("promise", "holder", "
\
'use strict';
\
holder.pIndex = promise;
\
".replace(/Index/g, i));
};
var generateHolderClass = function(total) {
var props = new Array(total);
for (var i = 0; i < props.length; ++i) {
props[i] = "this.p" + (i+1);
}
var assignment = props.join(" = ") + " = null;";
var cancellationCode= "var promise;
" + props.map(function(prop) {
return "
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promise = " + prop + ";
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if (promise instanceof Promise) {
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promise.cancel();
\
}
\
";
}).join("
");
var passedArguments = props.join(", ");
var name = "Holder$" + total;
var code = "return function(tryCatch, errorObj, Promise, async) {
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'use strict';
\
function [TheName](fn) {
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[TheProperties]
\
this.fn = fn;
\
this.asyncNeeded = true;
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this.now = 0;
\
}
\
\
[TheName].prototype._callFunction = function(promise) {
\
promise._pushContext();
\
var ret = tryCatch(this.fn)([ThePassedArguments]);
\
promise._popContext();
\
if (ret === errorObj) {
\
promise._rejectCallback(ret.e, false);
\
} else {
\
promise._resolveCallback(ret);
\
}
\
};
\
\
[TheName].prototype.checkFulfillment = function(promise) {
\
var now = ++this.now;
\
if (now === [TheTotal]) {
\
if (this.asyncNeeded) {
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async.invoke(this._callFunction, this, promise);
\
} else {
\
this._callFunction(promise);
\
}
\
\
}
\
};
\
\
[TheName].prototype._resultCancelled = function() {
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[CancellationCode]
\
};
\
\
return [TheName];
\
}(tryCatch, errorObj, Promise, async);
\
";
code = code.replace(/\[TheName\]/g, name)
.replace(/\[TheTotal\]/g, total)
.replace(/\[ThePassedArguments\]/g, passedArguments)
.replace(/\[TheProperties\]/g, assignment)
.replace(/\[CancellationCode\]/g, cancellationCode);
return new Function("tryCatch", "errorObj", "Promise", "async", code)
(tryCatch, errorObj, Promise, async);
};
var holderClasses = [];
var thenCallbacks = [];
var promiseSetters = [];
for (var i = 0; i < 8; ++i) {
holderClasses.push(generateHolderClass(i + 1));
thenCallbacks.push(thenCallback(i + 1));
promiseSetters.push(promiseSetter(i + 1));
}
reject = function (reason) {
this._reject(reason);
};
}}
Promise.join = function () {
var last = arguments.length - 1;
var fn;
if (last > 0 && typeof arguments[last] === "function") {
fn = arguments[last];
if (!false) {
if (last <= 8 && canEvaluate) {
var ret = new Promise(INTERNAL);
ret._captureStackTrace();
var HolderClass = holderClasses[last - 1];
var holder = new HolderClass(fn);
var callbacks = thenCallbacks;
for (var i = 0; i < last; ++i) {
var maybePromise = tryConvertToPromise(arguments[i], ret);
if (maybePromise instanceof Promise) {
maybePromise = maybePromise._target();
var bitField = maybePromise._bitField;
;
if (((bitField & 50397184) === 0)) {
maybePromise._then(callbacks[i], reject,
undefined, ret, holder);
promiseSetters[i](maybePromise, holder);
holder.asyncNeeded = false;
} else if (((bitField & 33554432) !== 0)) {
callbacks[i].call(ret,
maybePromise._value(), holder);
} else if (((bitField & 16777216) !== 0)) {
ret._reject(maybePromise._reason());
} else {
ret._cancel();
}
} else {
callbacks[i].call(ret, maybePromise, holder);
}
}
if (!ret._isFateSealed()) {
if (holder.asyncNeeded) {
var domain = getDomain();
if (domain !== null) {
holder.fn = util.domainBind(domain, holder.fn);
}
}
ret._setAsyncGuaranteed();
ret._setOnCancel(holder);
}
return ret;
}
}
}
var $_len = arguments.length;var args = new Array($_len); for(var $_i = 0; $_i < $_len; ++$_i) {args[$_i] = arguments[$_i];};
if (fn) args.pop();
var ret = new PromiseArray(args).promise();
return fn !== undefined ? ret.spread(fn) : ret;
};
};
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