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errors: fix comment referencing the Wrapper interface 

The Unwrap function performs a type assertion looking for the Wrapper
interface. The method of that interface is called Unwrap but the
interface itself is called Wrapper.
This commit is contained in:
Jacob Walker 2019-05-02 11:31:01 +08:00
parent 762953be28
commit 32b1a0c2f8
1 changed files with 1 additions and 1 deletions
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2
src/errors/wrap.go
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@ -34,7 +34,7 @@ func (e noWrapper) FormatError(p Printer) (next error) {
}
// Unwrap returns the result of calling the Unwrap method on err, if err
// implements Unwrap. Otherwise, Unwrap returns nil.
// implements Wrapper. Otherwise, Unwrap returns nil.
func Unwrap(err error) error {
u, ok := err.(Wrapper)
if !ok {