Migrate documentation to VuePress

GitBook development seems a bit stuck right now so let's switch to VuePress which, IMO, is more user friendly. Update the documentation to include the version number in which features were added and use custom container to display notes and warnings.
This commit is contained in:
Simon Brunel 2018-09-07 17:50:09 +02:00
parent 051fed5fbc
commit eebcb4f364
38 changed files with 297 additions and 155 deletions

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@ -1,6 +1,7 @@
<a href="https://promisesaplus.com/" title="Promises/A+ 1.1"><img src="https://promisesaplus.com/assets/logo-small.png" alt="Promises/A+" align="right"/></a> <a href="https://promisesaplus.com/" title="Promises/A+ 1.1"><img src="https://promisesaplus.com/assets/logo-small.png" alt="Promises/A+" align="right"/></a>
# QtPromise # QtPromise
[![qpm](https://img.shields.io/github/release/simonbrunel/qtpromise.svg?style=flat-square&label=qpm&colorB=4CAF50)](https://www.qpm.io/packages/com.github.simonbrunel.qtpromise/index.html) [![Travis](https://img.shields.io/travis/simonbrunel/qtpromise/master.svg?style=flat-square)](https://travis-ci.org/simonbrunel/qtpromise) [![coverage](https://img.shields.io/codecov/c/github/simonbrunel/qtpromise.svg?style=flat-square)](https://codecov.io/gh/simonbrunel/qtpromise) [![qpm](https://img.shields.io/github/release/simonbrunel/qtpromise.svg?style=flat-square&label=qpm&colorB=4CAF50)](https://www.qpm.io/packages/com.github.simonbrunel.qtpromise/index.html) [![Travis](https://img.shields.io/travis/simonbrunel/qtpromise/master.svg?style=flat-square)](https://travis-ci.org/simonbrunel/qtpromise) [![coverage](https://img.shields.io/codecov/c/github/simonbrunel/qtpromise.svg?style=flat-square)](https://codecov.io/gh/simonbrunel/qtpromise)
[Promises/A+](https://promisesaplus.com/) implementation for [Qt/C++](https://www.qt.io/). [Promises/A+](https://promisesaplus.com/) implementation for [Qt/C++](https://www.qt.io/).
@ -9,10 +10,11 @@ Requires [Qt 5.6](https://www.qt.io/download/) (or later) with [C++11 support en
## Documentation ## Documentation
* [Getting Started](https://qtpromise.netlify.com/qtpromise/getting-started) * [Getting Started](https://qtpromise.netlify.com/qtpromise/getting-started.html)
* [Thread-Safety](https://qtpromise.netlify.com/qtpromise/thread-safety) * [QtConcurrent](https://qtpromise.netlify.com/qtpromise/qtconcurrent.html)
* [QtConcurrent](https://qtpromise.netlify.com/qtpromise/qtconcurrent) * [Thread-Safety](https://qtpromise.netlify.com/qtpromise/thread-safety.html)
* [API Reference](https://qtpromise.netlify.com/qtpromise/api-reference) * [API Reference](https://qtpromise.netlify.com/qtpromise/api-reference.html)
## License ## License
QtPromise is available under the [MIT license](LICENSE). QtPromise is available under the [MIT license](LICENSE).

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description: 'Promises/A+ implementation for Qt/C++',
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Requires [Qt 5.6](https://www.qt.io/download/) (or later) with [C++11 support enabled](https://wiki.qt.io/How_to_use_C++11_in_your_Qt_Projects). Requires [Qt 5.6](https://www.qt.io/download/) (or later) with [C++11 support enabled](https://wiki.qt.io/How_to_use_C++11_in_your_Qt_Projects).
## QtPromise for C++
* [Getting Started](qtpromise/getting-started.md)
* [Thread-Safety](qtpromise/thread-safety.md)
* [QtConcurrent](qtpromise/qtconcurrent.md)
* [API Reference](qtpromise/api-reference.md)
## License ## License
QtPromise is available under the [MIT license](https://github.com/simonbrunel/qtpromise/blob/master/LICENSE). QtPromise is available under the [MIT license](https://github.com/simonbrunel/qtpromise/blob/master/LICENSE).

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### QtPromise for C++
* [Getting Started](qtpromise/getting-started.md)
* [QtConcurrent](qtpromise/qtconcurrent.md)
* [Thread-Safety](qtpromise/thread-safety.md)
* [API Reference](qtpromise/api-reference.md)
* [QPromise](qtpromise/qpromise/constructor.md)
* [.delay](qtpromise/qpromise/delay.md)
* [.each](qtpromise/qpromise/each.md)
* [.fail](qtpromise/qpromise/fail.md)
* [.filter](qtpromise/qpromise/filter.md)
* [.finally](qtpromise/qpromise/finally.md)
* [.isFulfilled](qtpromise/qpromise/isfulfilled.md)
* [.isPending](qtpromise/qpromise/ispending.md)
* [.isRejected](qtpromise/qpromise/isrejected.md)
* [.map](qtpromise/qpromise/map.md)
* [.tap](qtpromise/qpromise/tap.md)
* [.tapFail](qtpromise/qpromise/tapfail.md)
* [.then](qtpromise/qpromise/then.md)
* [.timeout](qtpromise/qpromise/timeout.md)
* [.wait](qtpromise/qpromise/wait.md)
* [::all (static)](qtpromise/qpromise/all.md)
* [::reject (static)](qtpromise/qpromise/reject.md)
* [::resolve (static)](qtpromise/qpromise/resolve.md)
* [qPromise](qtpromise/helpers/qpromise.md)
* [qPromiseAll](qtpromise/helpers/qpromiseall.md)
* [QtPromise::attempt](qtpromise/helpers/attempt.md)
* [QtPromise::each](qtpromise/helpers/each.md)
* [QtPromise::filter](qtpromise/helpers/filter.md)
* [QtPromise::map](qtpromise/helpers/map.md)

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## QPromise # API Reference
### Public Members ## Functions
* [`QPromise<T>::QPromise`](qpromise/constructor.md) * [`QPromise<T>::QPromise`](qpromise/constructor.md)
* [`QPromise<T>::delay`](qpromise/delay.md) * [`QPromise<T>::delay`](qpromise/delay.md)
@ -18,7 +18,7 @@
* [`QPromise<T>::timeout`](qpromise/timeout.md) * [`QPromise<T>::timeout`](qpromise/timeout.md)
* [`QPromise<T>::wait`](qpromise/wait.md) * [`QPromise<T>::wait`](qpromise/wait.md)
### Public Static Members ## Static Functions
* [`[static] QPromise<T>::all`](qpromise/all.md) * [`[static] QPromise<T>::all`](qpromise/all.md)
* [`[static] QPromise<T>::reject`](qpromise/reject.md) * [`[static] QPromise<T>::reject`](qpromise/reject.md)
@ -26,9 +26,9 @@
## Helpers ## Helpers
* [`qPromise`](helpers/qpromise.md)
* [`qPromiseAll`](helpers/qpromiseall.md)
* [`QtPromise::attempt`](helpers/attempt.md) * [`QtPromise::attempt`](helpers/attempt.md)
* [`QtPromise::each`](helpers/each.md) * [`QtPromise::each`](helpers/each.md)
* [`QtPromise::filter`](helpers/filter.md) * [`QtPromise::filter`](helpers/filter.md)
* [`QtPromise::map`](helpers/map.md) * [`QtPromise::map`](helpers/map.md)
* [`qPromise`](helpers/qpromise.md)
* [`qPromiseAll`](helpers/qpromiseall.md)

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@ -1,8 +1,10 @@
# Getting Started
## Installation ## Installation
QtPromise is a [header-only](https://en.wikipedia.org/wiki/Header-only) library, simply download the [latest release](https://github.com/simonbrunel/qtpromise/releases/latest) (or [`git submodule`](https://git-scm.com/docs/git-submodule)) and include `qtpromise.pri` from your project `.pro`. QtPromise is a [header-only](https://en.wikipedia.org/wiki/Header-only) library, simply download the [latest release](https://github.com/simonbrunel/qtpromise/releases/latest) (or [`git submodule`](https://git-scm.com/docs/git-submodule)) and include `qtpromise.pri` from your project `.pro`.
## qpm ### qpm
Alternatively and **only** if your project relies on [qpm](https://www.qpm.io/), you can install QtPromise as follow: Alternatively and **only** if your project relies on [qpm](https://www.qpm.io/), you can install QtPromise as follow:

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## `QtPromise::attempt` ---
title: attempt
---
# QtPromise::attempt
*Since: 0.4.0*
```cpp ```cpp
QtPromise::attempt(Functor functor, Args...) -> QPromise<R> QtPromise::attempt(Functor functor, Args...) -> QPromise<R>

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@ -1,4 +1,10 @@
## `QtPromise::each` ---
title: each
---
# QtPromise::each
*Since: 0.4.0*
```cpp ```cpp
QtPromise::each(Sequence<T> values, Functor functor) -> QPromise<Sequence<T>> QtPromise::each(Sequence<T> values, Functor functor) -> QPromise<Sequence<T>>

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@ -1,4 +1,10 @@
## `QtPromise::filter` ---
title: filter
---
# QtPromise::filter
*Since: 0.4.0*
```cpp ```cpp
QtPromise::filter(Sequence<T> values, Filterer filterer) -> QPromise<Sequence<T>> QtPromise::filter(Sequence<T> values, Filterer filterer) -> QPromise<Sequence<T>>
@ -38,7 +44,9 @@ output.then([](const QVector<QUrl>& res) {
}); });
``` ```
> **Note:** the order of the output sequence values is guarantee to be the same as the original ::: tip NOTE
The order of the output sequence values is guarantee to be the same as the original
sequence, regardless of completion order of the promises returned by `filterer`. sequence, regardless of completion order of the promises returned by `filterer`.
:::
See also: [`QPromise<T>::filter`](../qpromise/filter.md) See also: [`QPromise<T>::filter`](../qpromise/filter.md)

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@ -1,4 +1,10 @@
## `QtPromise::map` ---
title: map
---
# QtPromise::map
*Since: 0.4.0*
```cpp ```cpp
QtPromise::map(Sequence<T> values, Mapper mapper) -> QPromise<QVector<R>> QtPromise::map(Sequence<T> values, Mapper mapper) -> QPromise<QVector<R>>
@ -37,7 +43,9 @@ output.then([](const QVector<QByteArray>& res) {
}); });
``` ```
> **Note:** the order of the output sequence values is guarantee to be the same as the original ::: tip NOTE
The order of the output sequence values is guarantee to be the same as the original
sequence, regardless of completion order of the promises returned by `mapper`. sequence, regardless of completion order of the promises returned by `mapper`.
:::
See also: [`QPromise<T>::map`](../qpromise/map.md) See also: [`QPromise<T>::map`](../qpromise/map.md)

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@ -1,4 +1,10 @@
## `qPromise` ---
title: qPromise
---
# qPromise
*Since: 0.1.0*
``` ```
qPromise(T value) -> QPromise<R> qPromise(T value) -> QPromise<R>

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@ -1,4 +1,10 @@
## `qPromiseAll` ---
title: qPromiseAll
---
# qPromiseAll
*Since: 0.1.0*
``` ```
qPromiseAll(Sequence<QPromise<T>> promises) -> QPromise<QVector<T>> qPromiseAll(Sequence<QPromise<T>> promises) -> QPromise<QVector<T>>

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@ -1,4 +1,10 @@
## `[static] QPromise<T>::all` ---
title: ::all [static]
---
# QPromise::all [static]
*Since: 0.1.0*
``` ```
[static] QPromise<T>::all(Sequence<QPromise<T>> promises) -> QPromise<QVector<T>> [static] QPromise<T>::all(Sequence<QPromise<T>> promises) -> QPromise<QVector<T>>

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## `QPromise<T>::QPromise` ---
title: constructor
---
``` # QPromise::QPromise
*Since: 0.1.0*
```cpp
QPromise<T>::QPromise(Function resolver) QPromise<T>::QPromise(Function resolver)
``` ```
@ -18,7 +24,9 @@ QPromise<int> promise([](const QPromiseResolve<int>& resolve, const QPromiseReje
}); });
``` ```
> **Note:** `QPromise<void>` is specialized to not contain any value, meaning that the `resolve` callback takes no argument. ::: tip NOTE
`QPromise<void>` is specialized to not contain any value, meaning that the `resolve` callback takes no argument.
:::
**C++14** **C++14**

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@ -1,6 +1,12 @@
## `QPromise<T>::delay` ---
title: .delay
---
``` # QPromise::delay
*Since: 0.2.0*
```cpp
QPromise<T>::delay(int msec) -> QPromise<T> QPromise<T>::delay(int msec) -> QPromise<T>
``` ```

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@ -1,6 +1,10 @@
## `QPromise<Sequence<T>>::each` ---
title: .each
---
> **Important:** applies only to promise with sequence value. # QPromise::each
*Since: 0.4.0*
```cpp ```cpp
QPromise<Sequence<T>>::each(Functor functor) -> QPromise<Sequence<T>> QPromise<Sequence<T>>::each(Functor functor) -> QPromise<Sequence<T>>
@ -10,6 +14,10 @@ QPromise<Sequence<T>>::each(Functor functor) -> QPromise<Sequence<T>>
// - Functor: Function(T value, int index) -> any // - Functor: Function(T value, int index) -> any
``` ```
::: warning IMPORTANT
This method only applies to promise with sequence value.
:::
Calls the given `functor` on each element in the promise value (i.e. `Sequence<T>`), then resolves to the original sequence unmodified. If `functor` throws, `output` is rejected with the new exception. Calls the given `functor` on each element in the promise value (i.e. `Sequence<T>`), then resolves to the original sequence unmodified. If `functor` throws, `output` is rejected with the new exception.
```cpp ```cpp

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## `QPromise<T>::fail` ---
title: .fail
---
``` # QPromise::fail
*Since: 0.1.0*
```cpp
QPromise<T>::fail(Function onRejected) -> QPromise<T> QPromise<T>::fail(Function onRejected) -> QPromise<T>
``` ```

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@ -1,6 +1,10 @@
## `QPromise<Sequence<T>>::filter` ---
title: .filter
---
> **Important:** applies only to promise with sequence value. # QPromise::filter
*Since: 0.4.0*
```cpp ```cpp
QPromise<Sequence<T>>::filter(Filter filterer) -> QPromise<Sequence<T>> QPromise<Sequence<T>>::filter(Filter filterer) -> QPromise<Sequence<T>>
@ -10,6 +14,10 @@ QPromise<Sequence<T>>::filter(Filter filterer) -> QPromise<Sequence<T>>
// - Filterer: Function(T value, int index) -> bool // - Filterer: Function(T value, int index) -> bool
``` ```
::: warning IMPORTANT
This method only applies to promise with sequence value.
:::
Iterates over all the promise values (i.e. `Sequence<T>`) and [filters the sequence](https://en.wikipedia.org/wiki/Filter_%28higher-order_function%29) Iterates over all the promise values (i.e. `Sequence<T>`) and [filters the sequence](https://en.wikipedia.org/wiki/Filter_%28higher-order_function%29)
to another using the given `filterer` function. If `filterer` returns `true`, a copy of the item to another using the given `filterer` function. If `filterer` returns `true`, a copy of the item
is put in the `output` sequence, otherwise, the item will not appear in `output`. If `filterer` is put in the `output` sequence, otherwise, the item will not appear in `output`. If `filterer`
@ -39,7 +47,9 @@ output.then([](const QList<QUrl>& res) {
}); });
``` ```
> **Note:** the order of the output sequence values is guarantee to be the same as the original ::: tip NOTE
The order of the output sequence values is guarantee to be the same as the original
sequence, regardless of completion order of the promises returned by `filterer`. sequence, regardless of completion order of the promises returned by `filterer`.
:::
See also: [`QtPromise::filter`](../helpers/filter.md) See also: [`QtPromise::filter`](../helpers/filter.md)

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@ -1,6 +1,12 @@
## `QPromise<T>::finally` ---
title: .finally
---
``` # QPromise::finally
*Since: 0.1.0*
```cpp
QPromise<T>::finally(Function handler) -> QPromise<T> QPromise<T>::finally(Function handler) -> QPromise<T>
``` ```

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@ -1,6 +1,12 @@
# `QPromise<T>::isFulfilled` ---
title: .isFulfilled
---
``` # QPromise::isFulfilled
*Since: 0.1.0*
```cpp
QPromise<T>::isFulfilled() -> bool QPromise<T>::isFulfilled() -> bool
``` ```

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@ -1,6 +1,12 @@
# `QPromise<T>::isPending` ---
title: .isPending
---
``` # QPromise::isPending
*Since: 0.1.0*
```cpp
QPromise<T>::isPending() -> bool QPromise<T>::isPending() -> bool
``` ```

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@ -1,6 +1,12 @@
# `QPromise<T>::isRejected` ---
title: .isRejected
---
``` # QPromise::isRejected
*Since: 0.1.0*
```cpp
QPromise<T>::isRejected() -> bool QPromise<T>::isRejected() -> bool
``` ```

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@ -1,6 +1,10 @@
## `QPromise<Sequence<T>>::map` ---
title: .map
---
> **Important:** applies only to promise with sequence value. # QPromise::map
*Since: 0.4.0*
```cpp ```cpp
QPromise<Sequence<T>>::map(Mapper mapper) -> QPromise<QVector<R>> QPromise<Sequence<T>>::map(Mapper mapper) -> QPromise<QVector<R>>
@ -10,6 +14,10 @@ QPromise<Sequence<T>>::map(Mapper mapper) -> QPromise<QVector<R>>
// - Mapper: Function(T value, int index) -> R | QPromise<R> // - Mapper: Function(T value, int index) -> R | QPromise<R>
``` ```
::: warning IMPORTANT
This method only applies to promise with sequence value.
:::
Iterates over all the promise values (i.e. `Sequence<T>`) and [maps the sequence](https://en.wikipedia.org/wiki/Map_%28higher-order_function%29) Iterates over all the promise values (i.e. `Sequence<T>`) and [maps the sequence](https://en.wikipedia.org/wiki/Map_%28higher-order_function%29)
to another using the given `mapper` function. The type returned by `mapper` determines the type to another using the given `mapper` function. The type returned by `mapper` determines the type
of the `output` promise. If `mapper` throws, `output` is rejected with the new exception. of the `output` promise. If `mapper` throws, `output` is rejected with the new exception.
@ -41,8 +49,10 @@ output.then([](const QVector<DownloadResult>& res) {
}); });
``` ```
> **Note:** the order of the output sequence values is guarantee to be the same as the original ::: tip NOTE
The order of the output sequence values is guarantee to be the same as the original
sequence, regardless of completion order of the promises returned by `mapper`. sequence, regardless of completion order of the promises returned by `mapper`.
:::
This function is provided for convenience and is similar to: This function is provided for convenience and is similar to:

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@ -1,6 +1,12 @@
## `[static] QPromise<T>::reject` ---
title: ::reject [static]
---
``` # QPromise::reject [static]
*Since: 0.1.0*
```cpp
[static] QPromise<T>::reject(any reason) -> QPromise<T> [static] QPromise<T>::reject(any reason) -> QPromise<T>
``` ```

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@ -1,4 +1,10 @@
## `[static] QPromise<T>::resolve` ---
title: ::resolve [static]
---
# QPromise::resolve [static]
*Since: 0.1.0*
``` ```
[static] QPromise<T>::resolve(T value) -> QPromise<T> [static] QPromise<T>::resolve(T value) -> QPromise<T>

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@ -1,6 +1,12 @@
## `QPromise<T>::tap` ---
title: .tap
---
``` # QPromise::tap
*Since: 0.2.0*
```cpp
QPromise<T>::tap(Function handler) -> QPromise<T> QPromise<T>::tap(Function handler) -> QPromise<T>
``` ```

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@ -1,6 +1,12 @@
## `QPromise<T>::tapFail` ---
title: .tapFail
---
``` # QPromise::tapFail
*Since: 0.4.0*
```cpp
QPromise<T>::tapFail(Function handler) -> QPromise<T> QPromise<T>::tapFail(Function handler) -> QPromise<T>
``` ```

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@ -1,6 +1,12 @@
## `QPromise<T>::then` ---
title: .then
---
``` # QPromise::then
*Since: 0.1.0*
```cpp
QPromise<T>::then(Function onFulfilled, Function onRejected) -> QPromise<R> QPromise<T>::then(Function onFulfilled, Function onRejected) -> QPromise<R>
QPromise<T>::then(Function onFulfilled) -> QPromise<R> QPromise<T>::then(Function onFulfilled) -> QPromise<R>
``` ```
@ -17,9 +23,11 @@ auto output = input.then([](int res) {
}); });
``` ```
> **Note**: `onRejected` handler is optional, `output` will be rejected with the same reason as `input`. ::: tip NOTE
`onRejected` handler is optional, in which case `output` will be rejected with
> **Note**: it's recommended to use the [`fail`](fail.md) shorthand to handle errors. the same reason as `input`. Also note that it's recommended to use the
[`fail`](fail.md) shorthand to handle errors.
:::
The type `<R>` of the `output` promise depends on the return type of the `onFulfilled` handler: The type `<R>` of the `output` promise depends on the return type of the `onFulfilled` handler:
@ -35,7 +43,11 @@ output.then([](const QString& res) {
}); });
``` ```
> **Note**: only `onFulfilled` can change the promise type, `onRejected` **must** return the same type as `onFulfilled`. That also means if `onFulfilled` is `nullptr`, `onRejected` must return the same type as the `input` promise. ::: tip NOTE
Only `onFulfilled` can change the promise type, `onRejected` **must** return the
same type as `onFulfilled`. That also means if `onFulfilled` is `nullptr`,
`onRejected` must return the same type as the `input` promise.
:::
```cpp ```cpp
QPromise<int> input = ... QPromise<int> input = ...

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## `QPromise<T>::timeout` ---
title: .timeout
---
``` # QPromise::timeout
*Since: 0.2.0*
```cpp
QPromise<T>::timeout(int msec, any error = QPromiseTimeoutException) -> QPromise<T> QPromise<T>::timeout(int msec, any error = QPromiseTimeoutException) -> QPromise<T>
``` ```

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## `QPromise<T>::wait` ---
title: .wait
---
``` # QPromise::wait
*Since: 0.1.0*
```cpp
QPromise<T>::wait() -> QPromise<T> QPromise<T>::wait() -> QPromise<T>
``` ```

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## QtConcurrent # QtConcurrent
QtPromise integrates with [QtConcurrent](https://doc.qt.io/qt-5/qtconcurrent-index.html) to make easy chaining QFuture with QPromise. QtPromise integrates with [QtConcurrent](https://doc.qt.io/qt-5/qtconcurrent-index.html) to make easy chaining QFuture with QPromise.

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## Thread-Safety # Thread-Safety
QPromise is thread-safe and can be copied and accessed across different threads. QPromise relies on [explicitly data sharing](https://doc.qt.io/qt-5/qexplicitlyshareddatapointer.html#details) and thus `auto p2 = p1` represents the same promise: when `p1` resolves, handlers registered on `p1` and `p2` are called, the fulfilled value being shared between both instances. QPromise is thread-safe and can be copied and accessed across different threads. QPromise relies on [explicitly data sharing](https://doc.qt.io/qt-5/qexplicitlyshareddatapointer.html#details) and thus `auto p2 = p1` represents the same promise: when `p1` resolves, handlers registered on `p1` and `p2` are called, the fulfilled value being shared between both instances.
> **Note:** while it's safe to access the resolved value from different threads using [`then`](qpromise/then.md), QPromise provides no guarantee about the object being pointed to. Thread-safety and reentrancy rules for that object still apply. ::: warning IMPORTANT
While it's safe to access the resolved value from different threads using [`then`](qpromise/then.md), QPromise provides no guarantee about the object being pointed to. Thread-safety and reentrancy rules for that object still apply.
:::