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feat: add public matcher function for custom error type invalidLengthError #78

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Merged
merged 1 commit into from
Mar 31, 2021
Merged

feat: add public matcher function for custom error type invalidLengthError #78

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6 changes: 6 additions & 0 deletions uuid.go
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,12 @@ func (err invalidLengthError) Error() string {
return fmt.Sprintf("invalid UUID length: %d", err.len)
}

// IsInvalidLengthError is matcher function for custom error invalidLengthError
func IsInvalidLengthError(err error) bool {
_, ok := err.(invalidLengthError)
return ok
}

// Parse decodes s into a UUID or returns an error. Both the standard UUID
// forms of xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and
// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx are decoded as well as the
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7 changes: 7 additions & 0 deletions uuid_test.go
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Expand Up @@ -526,6 +526,13 @@ func TestWrongLength(t *testing.T) {
}
}

func TestIsWrongLength(t *testing.T) {
_, err := Parse("12345")
if !IsInvalidLengthError(err) {
t.Errorf("expected error type is invalidLengthError")
}
}

var asString = "f47ac10b-58cc-0372-8567-0e02b2c3d479"
var asBytes = []byte(asString)

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