30 lines
899 B
Go
30 lines
899 B
Go
// Package sanitized_anchor_name provides a func to create sanitized anchor names.
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//
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// Its logic can be reused by multiple packages to create interoperable anchor names
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// and links to those anchors.
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//
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// At this time, it does not try to ensure that generated anchor names
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// are unique, that responsibility falls on the caller.
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package sanitized_anchor_name // import "github.com/shurcooL/sanitized_anchor_name"
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import "unicode"
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// Create returns a sanitized anchor name for the given text.
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func Create(text string) string {
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var anchorName []rune
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var futureDash = false
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for _, r := range text {
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switch {
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case unicode.IsLetter(r) || unicode.IsNumber(r):
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if futureDash && len(anchorName) > 0 {
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anchorName = append(anchorName, '-')
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}
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futureDash = false
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anchorName = append(anchorName, unicode.ToLower(r))
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default:
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futureDash = true
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}
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}
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return string(anchorName)
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}
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