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// Copyright 2016 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 syntax
import (
"fmt"
"io/ioutil"
"testing"
)
func TestScanner(t *testing.T) {
src, err := ioutil.ReadFile("parser.go")
if err != nil {
t.Fatal(err)
}
var s scanner
s.init(src)
for {
s.next()
if s.tok == _EOF {
break
}
switch s.tok {
case _Name:
fmt.Println(s.line, s.tok, "=>", s.lit)
case _Operator:
fmt.Println(s.line, s.tok, "=>", s.op, s.prec)
default:
fmt.Println(s.line, s.tok)
}
}
}
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