How to disable Golang unused import error

Question

By default, Go treats unused import as error, forcing you to delete the import. I want to know if there exists some hope to change to this behavior, e.g. reducing it to warn

Answer 1

Use if false { ... } to comment out some code. The code inside the braces must be syntactically correct, but can be nonsense code otherwise.

Answer 2

put this on top of your document and forget about unused imports:

import (
    "bufio"
    "fmt"
    "os"
    "path/filepath"
)

var _, _, _, _ = fmt.Println, bufio.NewReader, os.Open, filepath.IsAbs