summaryrefslogtreecommitdiffstats
path: root/src/go/parser/example_test.go
blob: c2f7f293bc14679f49937b4a32c0fe33d742af2c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
// Copyright 2012 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 parser_test

import (
	"fmt"
	"go/parser"
	"go/token"
)

func ExampleParseFile() {
	fset := token.NewFileSet() // positions are relative to fset

	src := `package foo

import (
	"fmt"
	"time"
)

func bar() {
	fmt.Println(time.Now())
}`

	// Parse src but stop after processing the imports.
	f, err := parser.ParseFile(fset, "", src, parser.ImportsOnly)
	if err != nil {
		fmt.Println(err)
		return
	}

	// Print the imports from the file's AST.
	for _, s := range f.Imports {
		fmt.Println(s.Path.Value)
	}

	// output:
	//
	// "fmt"
	// "time"
}