githaven/modules/charset/ambiguous.go

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// This file is generated by modules/charset/ambiguous/generate.go DO NOT EDIT
// Copyright 2022 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package charset
import (
"sort"
"strings"
"unicode"
"code.gitea.io/gitea/modules/translation"
)
// AmbiguousTablesForLocale provides the table of ambiguous characters for this locale.
func AmbiguousTablesForLocale(locale translation.Locale) []*AmbiguousTable {
key := locale.Language()
var table *AmbiguousTable
var ok bool
for len(key) > 0 {
if table, ok = AmbiguousCharacters[key]; ok {
break
}
idx := strings.LastIndexAny(key, "-_")
if idx < 0 {
key = ""
} else {
key = key[:idx]
}
}
if table == nil {
table = AmbiguousCharacters["_default"]
}
return []*AmbiguousTable{
table,
AmbiguousCharacters["_common"],
}
}
func isAmbiguous(r rune, confusableTo *rune, tables ...*AmbiguousTable) bool {
for _, table := range tables {
if !unicode.Is(table.RangeTable, r) {
continue
}
i := sort.Search(len(table.Confusable), func(i int) bool {
return table.Confusable[i] >= r
})
(*confusableTo) = table.With[i]
return true
}
return false
}