Golang go/scanner.Scanner type example
package go/scanner
A Scanner holds the scanner's internal state while processing a given text. It can be allocated as part of another data structure but must be initialized via Init before use.
Golang go/scanner.Scanner type usage example
func tokenSelection(src []byte, sel token.Token) Selection {
var s scanner.Scanner
fset := token.NewFileSet()
file := fset.AddFile("", fset.Base(), len(src))
s.Init(file, src, nil, scanner.ScanComments)
...
}
Reference :
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