// Copyright 2015 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package scanner_test import ( "fmt" "strings" "text/scanner" ) func Example() { const src = ` // This is scanned code. if a > 10 { someParsable = text }` var s scanner.Scanner s.Init(strings.NewReader(src)) var tok rune for tok != scanner.EOF { tok = s.Scan() fmt.Println("At position", s.Pos(), ":", s.TokenText()) } // Output: // At position 3:4 : if // At position 3:6 : a // At position 3:8 : > // At position 3:11 : 10 // At position 3:13 : { // At position 4:15 : someParsable // At position 4:17 : = // At position 4:22 : text // At position 5:3 : } // At position 5:3 : }