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48 lines
735 B
48 lines
735 B
package errors
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import (
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"strings"
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)
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type multiError []error
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func (e multiError) Error() string {
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var r strings.Builder
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r.WriteString("multierr: ")
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for _, err := range e {
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r.WriteString(err.Error())
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r.WriteString(" | ")
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}
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return r.String()
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}
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func Combine(maybeError ...error) error {
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var errs multiError
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for _, err := range maybeError {
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if err != nil {
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errs = append(errs, err)
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}
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}
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if len(errs) == 0 {
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return nil
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}
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return errs
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}
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func AllEqual(expected error, actual error) bool {
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switch errs := actual.(type) {
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case multiError:
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if len(errs) == 0 {
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return false
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}
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for _, err := range errs {
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if err != expected {
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return false
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}
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}
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return true
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default:
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return errs == expected
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}
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}
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