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go: Update "statements in if" use case (#1199) 

Co-authored-by: Rico Sta. Cruz <rstacruz@users.noreply.github.com>
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headdetect 2020-08-03 06:19:23 -06:00 committed by GitHub
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@ -184,13 +184,13 @@ See: [If](https://tour.golang.org/flowcontrol/5)
### Statements in if
```go
if _, err := getResult(); err != nil {
if _, err := doThing(); err != nil {
fmt.Println("Uh oh")
}
```
{: data-line="1"}
A condition in an `if` statement can be preceded with a statement before a `;`.
A condition in an `if` statement can be preceded with a statement before a `;`. Variables declared by the statement are only in scope until the end of the `if`.
See: [If with a short statement](https://tour.golang.org/flowcontrol/6)