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59 lines
2.0 KiB
59 lines
2.0 KiB
/** |
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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.h" |
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NS_ASSUME_NONNULL_BEGIN |
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@interface FBLPromise<Value>(CatchAdditions) |
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typedef void (^FBLPromiseCatchWorkBlock)(NSError *error) NS_SWIFT_UNAVAILABLE(""); |
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/** |
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Creates a pending promise which eventually gets resolved with same resolution as the receiver. |
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If receiver is rejected, then `reject` block is executed asynchronously. |
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@param reject A block to handle the error that receiver was rejected with. |
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@return A new pending promise. |
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*/ |
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- (FBLPromise *)catch:(FBLPromiseCatchWorkBlock)reject NS_SWIFT_UNAVAILABLE(""); |
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/** |
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Creates a pending promise which eventually gets resolved with same resolution as the receiver. |
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If receiver is rejected, then `reject` block is executed asynchronously on the given queue. |
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@param queue A queue to invoke the `reject` block on. |
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@param reject A block to handle the error that receiver was rejected with. |
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@return A new pending promise. |
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*/ |
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- (FBLPromise *)onQueue:(dispatch_queue_t)queue |
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catch:(FBLPromiseCatchWorkBlock)reject NS_REFINED_FOR_SWIFT; |
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@end |
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/** |
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Convenience dot-syntax wrappers for `FBLPromise` `catch` operators. |
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Usage: promise.catch(^(NSError *error) { ... }) |
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*/ |
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@interface FBLPromise<Value>(DotSyntax_CatchAdditions) |
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- (FBLPromise* (^)(FBLPromiseCatchWorkBlock))catch FBL_PROMISES_DOT_SYNTAX NS_SWIFT_UNAVAILABLE(""); |
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- (FBLPromise* (^)(dispatch_queue_t, FBLPromiseCatchWorkBlock))catchOn FBL_PROMISES_DOT_SYNTAX |
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NS_SWIFT_UNAVAILABLE(""); |
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@end |
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NS_ASSUME_NONNULL_END
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