bluebird

Features:

• Add support for AsyncResource (#1403)

Bugfixes:

• Fix .reduce generating unhandled rejection events (#1501)
• Fix Promise.reduce` generating unhandled rejction events (#1502)
• Fix .map and .filter generating unhandled rejection events (#1487)
• Fix Promise.map` unhandled rejection events (#1489)
• Fix cancel skipping upward propagation (#1459)
• Fix loadTimes deprecation (#1505)
• Fix Promise.each` maximum stack exceeded error (#1326)
• Make PromiseRejectionEvent confrom to spec (#1509)
• Fix false unhandled rejection events (#1468)

Features:

• Added Symbol.toStringTag support to Promise (#1421)

Bugfixes:

• Fix error in IE9 (#1591, #1592)
• Fix error with undefined stack trace (#1537)
• Fix #catch throwing an error later rather than immediately when passed non-function handler (#1517)

• Proper version check supporting VSCode(#1576)

Bugfixes:

• Update acorn dependency

Bugfixes:

• Fix PromiseRejectionEvent to contain .reason and .promise properties. (#1509, #1464)
• Fix promise chain retaining memory until the entire chain is resolved (#1544, #1529)

id: changelog
title: Changelog

Bugfixes:

• Fix false positive unhandled rejection when using async await (#1404)
• Fix false positive when reporting error as non-error (#990)

Features:

• Added new method: .tapCatch (#1220)

Bugfixes:

• Fixed streamline benchmarks (#1233)
• Fixed yielding a function calling the function (#1314, #1315)
• Fixed confusing error message when calling .catch with non function predicate (#1350)
• Fixed .props resolving to empty object when called with empty Map (#1338)
• Fixed confusing error message when invoking Promise directly without new (#1320)
• Added dedicated webpack entry point (#1318)

• Promise config returns reference to Bluebird library
• Updated logo
• Benchmark fix
• Don't drop syntaxerror context from stack traces
• Fix environment variables sometimes causing long stack traces to be enabled

Bugfixes:

• Fix Promise.map and .map not always calling the callback asynchronously (#1148)

Bugfixes:

• Fix unhandled error regression introduced in 3.4.3 #1217

Bugfixes:

• Fix benchmark parallel in node 6 #1165
• Fix memory leak with Promise.each #1057
• Fix thenable passed to .return being evaluated too early #1210
• Fix "unhandledrejection" event not having .detail field when using DOM3 event listener api #1209
• Fix Promise.join not ensuring asynchronous callback #1153
• Fix domains leaking when synchronous error is thrown while a domain is active #1125

Bugfixes:

• The "a promise was created in a handler but not returned from it" warning now highlights the file, line and column where the return statement is missing.
• The "a promise was created in a handler but not returned from it" warning now adds the bluebird API method used to create the non-returned promise at the top of the warning stack

Bugfixes:

• Add missing link to unhandled warning docs (#1205)
• Fix Promise.delay not having a long stack trace (#1182)
• Fix false unhandled rejection when a rejected promise originating from one copy of bluebird is passed to another copy's .return or .catchReturn (#1186)
• Fix Promise.resolve is not a function error (#1192)
• Fix global events not being fired through DOM 3 API inside a worker (#1190)
• Fix .cancel() not immediately marking a promise as being cancelled if it has cancellable parent (#1187)
• Fix maximum callstack exceeded with Promise.coroutine (#1170)

Features:

• Added Promise.getNewLibraryCopy

Features:

• Add Promise.version which tells the bluebird version as a string e.g. "3.4.0" (#1042).
• .map, Promise.map, .filter and Promise.filter now return rejected promise when inappropriate options argument is passed (#1097).

Bugfixes:

• Fix bug where callback to .disposer is not called if the resource is null (#1099).
• Fix bug where assimilating thenable throws unexpectedly when using hostile host objects as thenables (#1104).

Bugfixes:

• Fix then sometimes not being called on iOS/Firefox (#1022).
• Fix custom schedulers not being called when using promisified functions (#1023).
• Fix unexpected error being thrown when promisifed function is called with no arguments (#1063).

Features:

• Warnings about created promises that are not returned are no longer given if the handler promise has not been chained. This should reduce the amount of false positives with this warning.

Bugfixes:

• Fix stack overflow error when a promise returned by promisified function rejects early in a huge array when using Promise.mapSeries or Promise.each

Bugfixes:

• Fix missing newline in stack trace reported by .done() (#1020).
• Detect deep circular resolutions

Bugfixes:

• Fix crash when cancelling a .tap() handler promise (#1006).

Features:

• Cancelling Promise returned from Promise.delay() and .delay() now calls clearTimeout (#1000)
• Add monitoring and lifecycle hooks
• Add 'warning' hook for warnings (#980)

Bugfixes:

• Fix warnings for "promise was rejected with non-error" being output when promises are rejected with errors from different realm (#990)

Bugfixes:

• Make build script's output work without TTY

Bugfixes:

• Revert monitoring feature due to crash in browser

Features:

• Add [promise monitoring] feature

Dummy release to trigger CDN update.

Bugfixes:

• Fix broken npm prepublish script release

Bugfixes:

• Fix generators crashing in node 0.12 (#978)
• Add minimal build files to build (#976, #757)

Features:

• .timeout() now clearTimeouts the timer if the resulting promise is cancelled (#926)
• Promise.coroutine now returns function with same .length as the original function (#927, #933)

Bugfixes:

• Fix long stack traces not working when promise is created from Promise.fromCallback (#971)
• Fix .finally() handlers not being called when promise is cancelled while a domain is active (#963)
• Fix .timeout() trying to cancel a promise even if cancellation is disabled (#970)

Bugfixes:

• Disable wForgottenWarning when all warnings are disabled

Features:

• Added ability to configure the forgotten return statement warning separately (#920).

Bugfixes:

• Fixed the bug where returning a value from .finally or .tap handler did not make a warning about a forgotten return go away (#846).
• Fixed the bug where setTimeout is used in Chrome instead of MutationObserver (#915)
• Fixed the bug where using .bind suppressed unhandled rejections (#841)

Features:

• feature

Bugfixes:

• Fix .timeout() not cancelling parent (#891)
• Fix long stack traces when using Promise.resolve() (#861)
• Fix Promise.config() not disabling long stack traces when passing longStackTraces: false (#897)

Bugfixes:

• Added forgotten return warnings to Promise.try and Promise.method

Bugfixes:

• The stack trace for forgotten return warnings is more useful now.

Bugfixes:

• 3rd party libraries rejecting promises with non-errors no longer causes warnings
• When NODE_ENV environment variable is "development" setting BLUEBIRD_DEBUG environment variable to 0 can now be used to disable debug mode

Bugfixes:

• Fix crash when using node.js domains #829

See New in 3.0.

See New in 3.0.

Features:

• Add Promise.version
• Add Promise.getNewLibraryCopy

Features:

• .timeout() now takes a custom error object as second argument

• Fix error "Cannot promisify an API that has normal methods with 'Async'-suffix" when promisifying certain objects with a custom promisifier

Features:

• Promise.using can now take the promises-for-resources as an array (#733).
• Browser builds for minimal core are now hosted on CDN (#724).

Bugfixes:

• Disabling debug mode with BLUEBIRD_DEBUG=0 environment variable now works (#719).
• Fix unhandled rejection reporting when passing rejected promise to .return() (#721).
• Fix unbound promise's then handlers being called with wrong this value (#738).

Bugfixes:

• Correct domain for .map, .each, .filter, .reduce callbacks (#701).
• Preserve bound-with-promise promises across the entire chain (#702).

Bugfixes:

• Methods on Function.prototype are no longer promisified (#680).

Bugfixes:

• Fix .return(primitiveValue) returning a wrapped version of the primitive value when a Node.js domain is active (#689).

Bugfixes:

• Fix Promises/A+ compliance issue regarding circular thenables: the correct behavior is to go into an infinite loop instead of warning with an error (Fixes #682).
• Fix "(node) warning: possible EventEmitter memory leak detected" (#661).
• Fix callbacks sometimes being called with a wrong node.js domain (#664).
• Fix callbacks sometimes not being called at all in iOS 8.1 WebApp mode (#666, #687).

Bugfixes:

• Fix regression with promisifyAll not promisifying certain methods

Bugfixes:

• Improve promisifyAll detection of functions that are class constructors. Fixes mongodb 2.x promisification.

Bugfixes:

• Fix handled rejection being reported as unhandled in certain scenarios when using .all or Promise.join (#645)
• Fix custom scheduler not being called in Google Chrome when long stack traces are enabled (#650)

Bugfixes:

• Fix sinon.useFakeTimers() breaking scheduler (#631)

Misc:

• Add nw testing facilities (node tools/test --nw)

Bugfixes:

• Fix crash in NW #624
• Fix .return() not supporting undefined as return value #627

Bugfixes:

• Fix crash in node 0.8

Bugfixes:

• Fix not being able to load multiple bluebird copies introduced in 2.9.22 (#559, #561, #560).

Bugfixes:

• Fix node.js domain propagation (#521).

• Fix .promisify crashing in phantom JS (#556)

• Fix error object's 'stack'' overwriting causing an error when its defined to be a setter that throws an error (#552).

Bugfixes:

• Fix regression where there is a long delay between calling .cancel() and promise actually getting cancelled in Chrome when long stack traces are enabled

Bugfixes:

• Fix crashing in Chrome when long stack traces are disabled