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AK: Remove unused DateTimeLexer class

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Sam Atkins 2023-01-27 16:38:23 +00:00 • committed by Linus Groh
parent 69580d7f0e
commit df07c5be3a
2 changed files with 0 additions and 149 deletions
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148
AK/DateTimeLexer.h
View file

@ -1,148 +0,0 @@
/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/CharacterTypes.h>
#include <AK/GenericLexer.h>
#include <AK/Optional.h>
namespace AK {
class DateTimeLexer : public GenericLexer {
public:
constexpr explicit DateTimeLexer(StringView input)
: GenericLexer(input)
{
}
Optional<StringView> consume_year()
{
if (tell_remaining() < 4)
return {};
for (auto i = 0; i < 4; ++i) {
if (!is_ascii_digit(peek(i)))
return {};
}
return consume(4);
}
Optional<StringView> consume_month()
{
if (tell_remaining() < 2)
return {};
auto tens = peek();
if (tens != '0' && tens != '1')
return {};
auto ones = peek(1);
if (!is_ascii_digit(ones))
return {};
if (tens == '0') { // 01, 02, 03, 04, 05, 06, 07, 08, 09
if (ones == '0')
return {};
} else if (ones > '2') { // 10, 11, 12
return {};
}
return consume(2);
}
Optional<StringView> consume_day()
{
if (tell_remaining() < 2)
return {};
auto tens = peek();
if (tens < '0' || tens > '3')
return {};
auto ones = peek(1);
if (!is_ascii_digit(ones))
return {};
if (tens == '0') { // 01, 02, 03, 04, 05, 06, 07, 08, 09
if (ones == '0')
return {};
} else if (tens == '3') { // 30, 31
if (ones != '0' && ones != '1')
return {};
} else if (!is_ascii_digit(ones)) { // 10 - 29
return {};
}
return consume(2);
}
Optional<StringView> consume_sign()
{
if (!tell_remaining())
return {};
if (next_is("\xE2\x88\x92"sv))
return consume(3);
else if (next_is('-') || next_is('+'))
return consume(1);
else
return {};
};
Optional<StringView> consume_hours()
{
if (tell_remaining() < 2)
return {};
char tens = peek();
if (tens != '0' && tens != '1' && tens != '2')
return {};
char ones = peek(1);
if (!is_ascii_digit(ones) || (tens == '2' && ones > '3'))
return {};
return consume(2);
}
Optional<StringView> consume_minutes_or_seconds()
{
if (tell_remaining() < 2)
return {};
char tens = peek();
if (tens < '0' || tens > '5')
return {};
if (!is_ascii_digit(peek(1)))
return {};
return consume(2);
}
Optional<StringView> consume_fractional_seconds()
{
if (!tell_remaining())
return {};
auto length = min(tell_remaining(), 9);
for (size_t i = 0; i < length; ++i) {
if (is_ascii_digit(peek(i)))
continue;
length = i;
break;
}
return consume(length);
}
};
}
#if USING_AK_GLOBALLY
using AK::DateTimeLexer;
#endif

1
Userland/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
View file

@ -7,7 +7,6 @@
*/ */
#include <AK/CharacterTypes.h> #include <AK/CharacterTypes.h>
#include <AK/DateTimeLexer.h>
#include <AK/String.h> #include <AK/String.h>
#include <AK/TypeCasts.h> #include <AK/TypeCasts.h>
#include <AK/Variant.h> #include <AK/Variant.h>