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32 lines
909 B
Go
32 lines
909 B
Go
// Copyright (c) 2023 IBM Corp.
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// All rights reserved.
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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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package errors
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import (
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"errors"
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O "github.com/IBM/fp-go/option"
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)
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// As tries to extract the error of desired type from the given error
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func As[A error]() func(error) O.Option[A] {
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return O.FromValidation(func(err error) (A, bool) {
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var a A
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ok := errors.As(err, &a)
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return a, ok
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})
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}
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