example_test.go

Documentation: net/mail

		 1  // Copyright 2015 The Go Authors. All rights reserved.
		 2  // Use of this source code is governed by a BSD-style
		 3  // license that can be found in the LICENSE file.
		 4  
		 5  package mail_test
		 6  
		 7  import (
		 8  	"fmt"
		 9  	"io"
		10  	"log"
		11  	"net/mail"
		12  	"strings"
		13  )
		14  
		15  func ExampleParseAddressList() {
		16  	const list = "Alice <[email protected]>, Bob <[email protected]>, Eve <[email protected]>"
		17  	emails, err := mail.ParseAddressList(list)
		18  	if err != nil {
		19  		log.Fatal(err)
		20  	}
		21  
		22  	for _, v := range emails {
		23  		fmt.Println(v.Name, v.Address)
		24  	}
		25  
		26  	// Output:
		27  	// Alice [email protected]
		28  	// Bob [email protected]
		29  	// Eve [email protected]
		30  }
		31  
		32  func ExampleParseAddress() {
		33  	e, err := mail.ParseAddress("Alice <[email protected]>")
		34  	if err != nil {
		35  		log.Fatal(err)
		36  	}
		37  
		38  	fmt.Println(e.Name, e.Address)
		39  
		40  	// Output:
		41  	// Alice [email protected]
		42  }
		43  
		44  func ExampleReadMessage() {
		45  	msg := `Date: Mon, 23 Jun 2015 11:40:36 -0400
		46  From: Gopher <[email protected]>
		47  To: Another Gopher <[email protected]>
		48  Subject: Gophers at Gophercon
		49  
		50  Message body
		51  `
		52  
		53  	r := strings.NewReader(msg)
		54  	m, err := mail.ReadMessage(r)
		55  	if err != nil {
		56  		log.Fatal(err)
		57  	}
		58  
		59  	header := m.Header
		60  	fmt.Println("Date:", header.Get("Date"))
		61  	fmt.Println("From:", header.Get("From"))
		62  	fmt.Println("To:", header.Get("To"))
		63  	fmt.Println("Subject:", header.Get("Subject"))
		64  
		65  	body, err := io.ReadAll(m.Body)
		66  	if err != nil {
		67  		log.Fatal(err)
		68  	}
		69  	fmt.Printf("%s", body)
		70  
		71  	// Output:
		72  	// Date: Mon, 23 Jun 2015 11:40:36 -0400
		73  	// From: Gopher <[email protected]>
		74  	// To: Another Gopher <[email protected]>
		75  	// Subject: Gophers at Gophercon
		76  	// Message body
		77  }
		78
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