gilo/editor/fn.go

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// Helper functions
package editor
import "strings"
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// Truncate a string to a length
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func truncate(s string, length int) string {
if length < 1 {
return ""
}
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if len(s) < length {
return s
}
var buf strings.Builder
count := 0
for _, char := range s {
if count == length {
break
}
buf.WriteRune(char)
count++
}
return buf.String()
}