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Merge pull request #1349 from Adirio/scaffold-enhancement/wrapper-errors
Implement Wrapper interface for errors
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| /* | ||
| Copyright 2020 The Kubernetes Authors. | ||
| 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. | ||
| */ | ||
|
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| package file | ||
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| import ( | ||
| "errors" | ||
| ) | ||
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| // validateError is a wrapper error that will be used for errors returned by RequiresValidation.Validate | ||
| type validateError struct { | ||
| error | ||
| } | ||
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| // NewValidateError wraps an error to specify it was returned by RequiresValidation.Validate | ||
| func NewValidateError(err error) error { | ||
| return validateError{err} | ||
| } | ||
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| // Unwrap implements Wrapper interface | ||
| func (e validateError) Unwrap() error { | ||
| return e.error | ||
| } | ||
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| // IsValidateError checks if the error was returned by RequiresValidation.Validate | ||
| func IsValidateError(err error) bool { | ||
| return errors.As(err, &validateError{}) | ||
| } | ||
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| // setTemplateDefaultsError is a wrapper error that will be used for errors returned by Template.SetTemplateDefaults | ||
| type setTemplateDefaultsError struct { | ||
| error | ||
| } | ||
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| // NewSetTemplateDefaultsError wraps an error to specify it was returned by Template.SetTemplateDefaults | ||
| func NewSetTemplateDefaultsError(err error) error { | ||
| return setTemplateDefaultsError{err} | ||
| } | ||
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| // Unwrap implements Wrapper interface | ||
| func (e setTemplateDefaultsError) Unwrap() error { | ||
| return e.error | ||
| } | ||
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| // IsSetTemplateDefaultsError checks if the error was returned by Template.SetTemplateDefaults | ||
| func IsSetTemplateDefaultsError(err error) bool { | ||
| return errors.As(err, &setTemplateDefaultsError{}) | ||
| } |
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