forked from jshiffer/matterbridge
26 lines
529 B
Go
26 lines
529 B
Go
package merror
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// Append an error to a multi-error.
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// If `to` is `nil` it will just assign `err`.
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// If `to` is not a `*MError` it will create a new `*MError` and append both errors.
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// If `err` is `nil` it will just return `to`.
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// Otherwise it will just append to the existing `*MError`.
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func Append(to, err error) error {
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if err == nil {
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return to
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}
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if to == nil {
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return err
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}
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if merr, ok := to.(*MError); ok {
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merr.Append(err)
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return merr
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}
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merr := New()
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merr.Append(to)
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merr.Append(err)
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return merr
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}
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