According to VSCode, Why is the following assignment “ineffective”? type Person

Question

According to VSCode, Why is the following assignment “ineffective”? type Person

struct {
first string
last string
age int
twitter string
}

func (p Person) SetTwitterHandle(handle string) error {
if len(handle) == 0 {
p.twitter = handle // To allow an empty field
} else if len(handle) > 1 && strings.HasPrefix(handle, "@") {
p.twitter = handle
} else {
return errors.New("twitter handle must start with an '@' symbol and must be at least one character long")
}
return nil
}

"message": "ineffective assignment to field Person.twitter (SA4005)”,
"message": "ineffective assignment to field Person.twitter (SA4005)”,

0

27.06.2021

1 ответов

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Roman Sharkov · Accepted Answer

Roman Sharkov

because these assignments have no effect whatsoever maybe you wanted to mutate p then use *Person receiver?

0

27.06.2021

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According to VSCode, Why is the following assignment “ineffective”? type Person

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