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package hcl
import (
"github.com/agext/levenshtein"
)
// nameSuggestion tries to find a name from the given slice of suggested names
// that is close to the given name and returns it if found. If no suggestion
// is close enough, returns the empty string.
//
// The suggestions are tried in order, so earlier suggestions take precedence
// if the given string is similar to two or more suggestions.
//
// This function is intended to be used with a relatively-small number of
// suggestions. It's not optimized for hundreds or thousands of them.
func nameSuggestion(given string, suggestions []string) string {
for _, suggestion := range suggestions {
dist := levenshtein.Distance(given, suggestion, nil)
if dist < 3 { // threshold determined experimentally
return suggestion
}
}
return ""
}
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