19 lines
383 B
Go
19 lines
383 B
Go
package main
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import "unicode"
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func ToSnake(in string) string {
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runes := []rune(in)
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length := len(runes)
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var out []rune
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for i := 0; i < length; i++ {
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if i > 0 && unicode.IsUpper(runes[i]) && ((i+1 < length && unicode.IsLower(runes[i+1])) || unicode.IsLower(runes[i-1])) {
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out = append(out, '_')
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}
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out = append(out, unicode.ToLower(runes[i]))
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}
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return string(out)
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}
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