AK: Remove unused DateTimeLexer class

1 files changed, 0 insertions, 148 deletions

diff --git a/AK/DateTimeLexer.h b/AK/DateTimeLexer.h
deleted file mode 100644
index 5704f3785d..0000000000
--- a/AK/DateTimeLexer.h
+++ /dev/null
@@ -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