73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
// Copyright 2019 The MediaPipe Authors.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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#import "mediapipe/objc/NSError+util_status.h"
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@implementation GUSUtilStatusWrapper
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+ (instancetype)wrapStatus:(const absl::Status &)status {
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return [[self alloc] initWithStatus:status];
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}
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- (instancetype)initWithStatus:(const absl::Status &)status {
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self = [super init];
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if (self) {
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_status = status;
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}
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return self;
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}
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- (NSString *)description {
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return [NSString stringWithFormat:@"<%@: %p; status = %s>", [self class],
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self, _status.message().data()];
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}
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@end
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@implementation NSError (GUSGoogleUtilStatus)
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NSString *const kGUSGoogleUtilStatusErrorDomain =
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@"GoogleUtilStatusErrorDomain";
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NSString *const kGUSGoogleUtilStatusErrorKey = @"GUSGoogleUtilStatusErrorKey";
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+ (NSError *)gus_errorWithStatus:(const absl::Status &)status {
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NSDictionary *userInfo = @{
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NSLocalizedDescriptionKey : @(status.message().data()),
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kGUSGoogleUtilStatusErrorKey : [GUSUtilStatusWrapper wrapStatus:status],
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};
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NSError *error =
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[NSError errorWithDomain:kGUSGoogleUtilStatusErrorDomain
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code:static_cast<NSInteger>(status.code())
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userInfo:userInfo];
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return error;
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}
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- (absl::Status)gus_status {
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NSString *domain = self.domain;
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if ([domain isEqual:kGUSGoogleUtilStatusErrorDomain]) {
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GUSUtilStatusWrapper *wrapper = self.userInfo[kGUSGoogleUtilStatusErrorKey];
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if (wrapper) return wrapper.status;
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#if 0
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// Unfortunately, util/task/posixerrorspace.h is not in portable status yet.
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// TODO: fix that.
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} else if ([domain isEqual:NSPOSIXErrorDomain]) {
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return ::util::PosixErrorToStatus(self.code, self.localizedDescription.UTF8String);
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#endif
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}
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return absl::Status(absl::StatusCode::kUnknown,
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self.localizedDescription.UTF8String);
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}
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@end
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