Custom error struct and helpers

errors.go

package errors

import "github.com/sirupsen/logrus"

type Operation string

type ErrorType string

const (
	NotFoundError ErrorType = "NOT_FOUND"
	UnAuthorizedError ErrorType = "UNAUTHORIZED"
	Unexpected ErrorType = "UNEXPECTED"
)

type Error struct {
	operations []Operation
	errorType ErrorType
	error error
	severity logrus.Level
}

func NewError(operation Operation, errorType ErrorType, err error, severity logrus.Level) *Error{
	return &Error{
		operations: []Operation{operation},
		errorType:  errorType,
		error:      err,
		severity:   severity,
	}
}

func (e *Error) WithOpetation(operation Operation) *Error{
	e.operations = append(e.operations, operation)
	return e
}

func (e *Error) Operations() []Operation{
	return e.operations
}

func (e *Error) ErrorType() ErrorType{
	return e.errorType
}

func (e *Error) Error() error{
	return e.error
}

func (e *Error) Severity() logrus.Level{
	return e.severity
}