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Source file src/go/parser/example_test.go

Documentation: go/parser

  // 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"
  }
  

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