golang.org/x/text/width.widthTrie.lookupUnsafe (method)
one use
golang.org/x/text/width (current package)
tables15.0.0.go#L75: func (t *widthTrie) lookupUnsafe(s []byte) uint16 {
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)