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121 lines
3.5 KiB
C++
121 lines
3.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2020, Fei Wu <f.eiwu@yahoo.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Concepts.h>
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#include <AK/EnumBits.h>
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#include <AK/Forward.h>
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namespace AK {
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namespace Detail {
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template<Concepts::AnyString T, Concepts::AnyString U>
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inline constexpr bool IsHashCompatible<T, U> = true;
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}
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enum class CaseSensitivity {
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CaseInsensitive,
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CaseSensitive,
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};
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enum class ReplaceMode {
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All,
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FirstOnly,
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};
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enum class TrimMode {
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Left,
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Right,
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Both
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};
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enum class TrimWhitespace {
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Yes,
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No,
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};
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enum class SplitBehavior : unsigned {
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// Neither keep empty substrings nor keep the trailing separator.
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// This is the default behavior if unspecified.
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Nothing = 0,
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// If two separators follow each other without any characters
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// in between, keep a "" in the resulting vector. (or only the
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// separator if KeepTrailingSeparator is used)
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KeepEmpty = 1,
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// Do not strip off the separator at the end of the string.
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KeepTrailingSeparator = 2,
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};
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AK_ENUM_BITWISE_OPERATORS(SplitBehavior);
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struct MaskSpan {
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size_t start;
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size_t length;
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bool operator==(MaskSpan const& other) const
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{
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return start == other.start && length == other.length;
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}
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};
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namespace StringUtils {
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bool matches(StringView str, StringView mask, CaseSensitivity = CaseSensitivity::CaseInsensitive, Vector<MaskSpan>* match_spans = nullptr);
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template<typename T = int>
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Optional<T> convert_to_int(StringView, TrimWhitespace = TrimWhitespace::Yes);
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template<typename T = unsigned>
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Optional<T> convert_to_uint(StringView, TrimWhitespace = TrimWhitespace::Yes);
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template<typename T = unsigned>
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Optional<T> convert_to_uint_from_hex(StringView, TrimWhitespace = TrimWhitespace::Yes);
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template<typename T = unsigned>
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Optional<T> convert_to_uint_from_octal(StringView, TrimWhitespace = TrimWhitespace::Yes);
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#ifndef KERNEL
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template<typename T>
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Optional<T> convert_to_floating_point(StringView, TrimWhitespace = TrimWhitespace::Yes);
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#endif
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bool equals_ignoring_ascii_case(StringView, StringView);
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bool ends_with(StringView a, StringView b, CaseSensitivity);
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bool starts_with(StringView, StringView, CaseSensitivity);
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bool contains(StringView, StringView, CaseSensitivity);
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bool is_whitespace(StringView);
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StringView trim(StringView string, StringView characters, TrimMode mode);
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StringView trim_whitespace(StringView string, TrimMode mode);
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Optional<size_t> find(StringView haystack, char needle, size_t start = 0);
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Optional<size_t> find(StringView haystack, StringView needle, size_t start = 0);
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Optional<size_t> find_last(StringView haystack, char needle);
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Optional<size_t> find_last(StringView haystack, StringView needle);
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Optional<size_t> find_last_not(StringView haystack, char needle);
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Vector<size_t> find_all(StringView haystack, StringView needle);
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enum class SearchDirection {
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Forward,
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Backward
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};
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Optional<size_t> find_any_of(StringView haystack, StringView needles, SearchDirection);
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DeprecatedString to_snakecase(StringView);
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DeprecatedString to_titlecase(StringView);
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DeprecatedString invert_case(StringView);
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DeprecatedString replace(StringView, StringView needle, StringView replacement, ReplaceMode);
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ErrorOr<String> replace(String const&, StringView needle, StringView replacement, ReplaceMode);
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size_t count(StringView, StringView needle);
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}
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}
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#if USING_AK_GLOBALLY
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using AK::CaseSensitivity;
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using AK::ReplaceMode;
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using AK::SplitBehavior;
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using AK::TrimMode;
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using AK::TrimWhitespace;
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#endif
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