body method
Implementation
@override
Parser<MutableStringSlice, MutableStringSlice> body() {
return OneOfLazy([
() => StringLiteralSlice(unorm.nfc(literal)),
() => StringLiteralSlice(unorm.nfd(literal)),
() => StringLiteralSlice(unorm.nfkc(literal)),
() => StringLiteralSlice(unorm.nfkd(literal)),
]);
}