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- /*
- * Public Domain Software
- *
- * I (Matthias Ladkau) am the author of the source code in this file.
- * I have placed the source code in this file in the public domain.
- *
- * For further information see: http://creativecommons.org/publicdomain/zero/1.0/
- */
- /*
- Package errorutil contains common error objects and functions.
- */
- package errorutil
- import "strings"
- /*
- AssertOk will panic on any non-nil error parameter.
- */
- func AssertOk(err error) {
- if err != nil {
- panic(err.Error())
- }
- }
- /*
- AssertTrue will panic if the given condition is negative.
- */
- func AssertTrue(condition bool, errString string) {
- if !condition {
- panic(errString)
- }
- }
- /*
- CompositeError can collect multiple errors in a single error object.
- */
- type CompositeError struct {
- Errors []string
- }
- /*
- NewCompositeError creates a new composite error object.
- */
- func NewCompositeError() *CompositeError {
- return &CompositeError{make([]string, 0)}
- }
- /*
- Add adds an error.
- */
- func (ce *CompositeError) Add(e error) {
- ce.Errors = append(ce.Errors, e.Error())
- }
- /*
- HasErrors returns true if any error have been collected.
- */
- func (ce *CompositeError) HasErrors() bool {
- return len(ce.Errors) > 0
- }
- /*
- Error returns all collected errors as a string.
- */
- func (ce *CompositeError) Error() string {
- return strings.Join(ce.Errors, "; ")
- }
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