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package validation
// Copyright 2017 Microsoft Corporation
//
// 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 (
"fmt"
)
// Error is the type that's returned when the validation of an APIs arguments constraints fails.
type Error struct {
// PackageType is the package type of the object emitting the error. For types, the value
// matches that produced the the '%T' format specifier of the fmt package. For other elements,
// such as functions, it is just the package name (e.g., "autorest").
PackageType string
// Method is the name of the method raising the error.
Method string
// Message is the error message.
Message string
}
// Error returns a string containing the details of the validation failure.
func (e Error) Error() string {
return fmt.Sprintf("%s#%s: Invalid input: %s", e.PackageType, e.Method, e.Message)
}
// NewError creates a new Error object with the specified parameters.
// message is treated as a format string to which the optional args apply.
func NewError(packageType string, method string, message string, args ...interface{}) Error {
return Error{
PackageType: packageType,
Method: method,
Message: fmt.Sprintf(message, args...),
}
}
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