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/**
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Copyright 2018 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at:
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#import "FBLPromise+Testing.h"
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NS_ASSUME_NONNULL_BEGIN
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/**
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Miscellaneous low-level private interfaces available to extend standard FBLPromise functionality.
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*/
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@interface FBLPromise<Value>()
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typedef void (^FBLPromiseOnFulfillBlock)(Value __nullable value) NS_SWIFT_UNAVAILABLE("");
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typedef void (^FBLPromiseOnRejectBlock)(NSError *error) NS_SWIFT_UNAVAILABLE("");
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typedef id __nullable (^__nullable FBLPromiseChainedFulfillBlock)(Value __nullable value)
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NS_SWIFT_UNAVAILABLE("");
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typedef id __nullable (^__nullable FBLPromiseChainedRejectBlock)(NSError *error)
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NS_SWIFT_UNAVAILABLE("");
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/**
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Creates a pending promise.
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*/
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- (instancetype)initPending NS_SWIFT_UNAVAILABLE("");
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/**
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Creates a resolved promise.
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@param resolution An object to resolve the promise with: either a value or an error.
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@return A new resolved promise.
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*/
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- (instancetype)initWithResolution:(nullable id)resolution NS_SWIFT_UNAVAILABLE("");
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/**
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Invokes `fulfill` and `reject` blocks on `queue` when the receiver gets either fulfilled or
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rejected respectively.
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*/
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- (void)observeOnQueue:(dispatch_queue_t)queue
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fulfill:(FBLPromiseOnFulfillBlock)onFulfill
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reject:(FBLPromiseOnRejectBlock)onReject NS_SWIFT_UNAVAILABLE("");
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/**
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Returns a new promise which gets resolved with the return value of `chainedFulfill` or
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`chainedReject` blocks respectively. The blocks are invoked when the receiver gets either
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fulfilled or rejected. If `nil` is passed to either block arg, the returned promise is resolved
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with the same resolution as the receiver.
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*/
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- (FBLPromise *)chainOnQueue:(dispatch_queue_t)queue
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chainedFulfill:(FBLPromiseChainedFulfillBlock)chainedFulfill
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chainedReject:(FBLPromiseChainedRejectBlock)chainedReject NS_SWIFT_UNAVAILABLE("");
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@end
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NS_ASSUME_NONNULL_END
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