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47 lines
745 B
Go
47 lines
745 B
Go
package errutil
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import (
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"github.com/cockroachdb/errors"
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"github.com/samber/lo"
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)
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type multiErrors struct {
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errs []error
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}
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func (e multiErrors) Unwrap() error {
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if len(e.errs) <= 1 {
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return nil
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}
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return multiErrors{
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errs: e.errs[1:],
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}
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}
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func (e multiErrors) Error() string {
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final := e.errs[0]
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for i := 1; i < len(e.errs); i++ {
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final = errors.Wrap(e.errs[i], final.Error())
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}
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return final.Error()
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}
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func (e multiErrors) Is(err error) bool {
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for _, item := range e.errs {
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if errors.Is(item, err) {
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return true
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}
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}
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return false
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}
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func Combine(errs ...error) error {
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errs = lo.Filter(errs, func(err error, _ int) bool { return err != nil })
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if len(errs) == 0 {
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return nil
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}
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return multiErrors{
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errs,
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}
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}
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