Function utf16LegalizeCharacters

src/Strings.ts:127–129

(isLegal: (utf16Unit: number) => boolean)

}

export function utf16LegalizeCharacters(isLegal: (utf16Unit: number) => boolean): (s: string) => string {
    return utf16ConcatMap(u => (isLegal(u) ? String.fromCharCode(u) : ""));
}

export function legalizeCharacters(isLegal: (codePoint: number) => boolean): (s: string) => string {
    return utf32ConcatMap(u => (u <= 0xffff && isLegal(u) ? String.fromCharCode(u) : ""));