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53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package width_test
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import (
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"fmt"
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"golang.org/x/text/width"
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)
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func ExampleTransformer_fold() {
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s := "abｦ￦￮￥Ａ"
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f := width.Fold.String(s)
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fmt.Printf("%U: %s\n", []rune(s), s)
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fmt.Printf("%U: %s\n", []rune(f), f)
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// Output:
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// [U+0061 U+0062 U+FF66 U+FFE6 U+FFEE U+FFE5 U+FF21]: abｦ￦￮￥Ａ
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// [U+0061 U+0062 U+30F2 U+20A9 U+25CB U+00A5 U+0041]: abヲ₩○¥A
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}
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func ExampleTransformer_widen() {
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s := "ab¥ｦ₩￮"
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w := width.Widen.String(s)
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fmt.Printf("%U: %s\n", []rune(s), s)
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fmt.Printf("%U: %s\n", []rune(w), w)
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// Output:
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// [U+0061 U+0062 U+00A5 U+FF66 U+20A9 U+FFEE]: ab¥ｦ₩￮
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// [U+FF41 U+FF42 U+FFE5 U+30F2 U+FFE6 U+25CB]: ａｂ￥ヲ￦○
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}
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func ExampleTransformer_narrow() {
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s := "abヲ￦○￥Ａ"
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n := width.Narrow.String(s)
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fmt.Printf("%U: %s\n", []rune(s), s)
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fmt.Printf("%U: %s\n", []rune(n), n)
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// Ambiguous characters with a halfwidth equivalent get mapped as well.
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s = "←"
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n = width.Narrow.String(s)
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fmt.Printf("%U: %s\n", []rune(s), s)
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fmt.Printf("%U: %s\n", []rune(n), n)
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// Output:
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// [U+0061 U+0062 U+30F2 U+FFE6 U+25CB U+FFE5 U+FF21]: abヲ￦○￥Ａ
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// [U+0061 U+0062 U+FF66 U+20A9 U+FFEE U+00A5 U+0041]: abｦ₩￮¥A
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// [U+2190]: ←
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// [U+FFE9]: ￩
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}
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