52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
package translit
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import (
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"bytes"
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"strings"
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"unicode"
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"github.com/mozillazg/go-pinyin"
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)
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// ChineseTranslit implements Transliterator using a pinyin
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// conversion library.
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type ChineseTranslit struct{}
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func (ChineseTranslit) Init() {}
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func (ct *ChineseTranslit) Transliterate(s string) string {
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// Create buffer for final output
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outBuf := &bytes.Buffer{}
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// Create buffer to temporarily store chinese characters
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tmpBuf := &bytes.Buffer{}
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// For every character in string
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for _, char := range s {
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// If character in Han range
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if unicode.Is(unicode.Han, char) {
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// Write character to temporary buffer
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tmpBuf.WriteRune(char)
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} else {
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// If buffer contains characters
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if tmpBuf.Len() > 0 {
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// Convert to pinyin (without tones)
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out := pinyin.LazyConvert(tmpBuf.String(), nil)
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// Write space-separated string to output
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outBuf.WriteString(strings.Join(out, " "))
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// Reset temporary buffer
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tmpBuf.Reset()
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}
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}
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}
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// If buffer contains characters
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if tmpBuf.Len() > 0 {
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// Convert to pinyin (without tones)
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out := pinyin.LazyConvert(tmpBuf.String(), nil)
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// Write space-separated string to output
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outBuf.WriteString(strings.Join(out, " "))
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// Reset temporary buffer
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tmpBuf.Reset()
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}
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// Return output string
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return outBuf.String()
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}
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