1 files changed, 51 insertions, 0 deletions
diff --git a/tensorflow/contrib/lite/experimental/objc/sources/TFLErrorUtil.h b/tensorflow/contrib/lite/experimental/objc/sources/TFLErrorUtil.h
new file mode 100644
index 0000000000..b6fd4763d6
--- /dev/null
+++ b/tensorflow/contrib/lite/experimental/objc/sources/TFLErrorUtil.h
@@ -0,0 +1,51 @@
+// Copyright 2018 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at:
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <Foundation/Foundation.h>
+
+#import "third_party/tensorflow/contrib/lite/experimental/objc/apis/TFLInterpreter.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/** Helper utility for error reporting. */
+@interface TFLErrorUtil : NSObject
+
+/**
+ * Creates and returns an interpreter error with the given error code and description.
+ *
+ * @param code Error code.
+ * @param description Error description.
+ *
+ * @return The created interpreter error with the given error code and description.
+ */
++ (NSError *)interpreterErrorWithCode:(TFLInterpreterErrorCode)code
+                          description:(NSString *)description;
+
+/**
+ * Creates and saves an interpreter error with the given error code and description.
+ *
+ * @param code Error code.
+ * @param description Error description.
+ * @param error Pointer to where to save the created error. If `nil`, no error will be saved.
+ */
++ (void)saveInterpreterErrorWithCode:(TFLInterpreterErrorCode)code
+                         description:(NSString *)description
+                               error:(NSError **)error;
+
+/** Unavailable. */
+- (instancetype)init NS_UNAVAILABLE;
+
+@end
+
+NS_ASSUME_NONNULL_END