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// Copyright 2021 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 collate_test
import (
"fmt"
"golang.org/x/text/collate"
"golang.org/x/text/language"
)
type book struct {
title string
}
type bookcase struct {
books []book
}
func (bc bookcase) Len() int {
return len(bc.books)
}
func (bc bookcase) Swap(i, j int) {
temp := bc.books[i]
bc.books[i] = bc.books[j]
bc.books[j] = temp
}
func (bc bookcase) Bytes(i int) []byte {
// returns the bytes of text at index i
return []byte(bc.books[i].title)
}
func ExampleCollator_Sort() {
bc := bookcase{
books: []book{
{title: "If Cats Disappeared from the World"},
{title: "The Guest Cat"},
{title: "Catwings"},
},
}
cc := collate.New(language.English)
cc.Sort(bc)
for _, b := range bc.books {
fmt.Println(b.title)
}
// Output:
// Catwings
// If Cats Disappeared from the World
// The Guest Cat
}
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