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serenity/AK/JsonPath.h
Ali Mohammad Pur 5e1499d104 Everywhere: Rename {Deprecated => Byte}String
This commit un-deprecates DeprecatedString, and repurposes it as a byte
string.
As the null state has already been removed, there are no other
particularly hairy blockers in repurposing this type as a byte string
(what it _really_ is).

This commit is auto-generated:
  $ xs=$(ack -l \bDeprecatedString\b\|deprecated_string AK Userland \
    Meta Ports Ladybird Tests Kernel)
  $ perl -pie 's/\bDeprecatedString\b/ByteString/g;
    s/deprecated_string/byte_string/g' $xs
  $ clang-format --style=file -i \
    $(git diff --name-only | grep \.cpp\|\.h)
  $ gn format $(git ls-files '*.gn' '*.gni')
2023-12-17 18:25:10 +03:30

102 lines
2.0 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/ByteString.h>
#include <AK/Types.h>
#include <AK/Vector.h>
namespace AK {
class JsonPathElement {
public:
enum class Kind {
Key,
Index,
AnyIndex,
AnyKey,
};
JsonPathElement(size_t index)
: m_kind(Kind::Index)
, m_index(index)
{
}
JsonPathElement(StringView key)
: m_kind(Kind::Key)
, m_key(key)
{
}
Kind kind() const { return m_kind; }
ByteString const& key() const
{
VERIFY(m_kind == Kind::Key);
return m_key;
}
size_t index() const
{
VERIFY(m_kind == Kind::Index);
return m_index;
}
ByteString to_byte_string() const
{
switch (m_kind) {
case Kind::Key:
return key();
case Kind::Index:
return ByteString::number(index());
default:
return "*";
}
}
static JsonPathElement any_array_element;
static JsonPathElement any_object_element;
bool operator==(JsonPathElement const& other) const
{
switch (other.kind()) {
case Kind::Key:
return (m_kind == Kind::Key && other.key() == key()) || m_kind == Kind::AnyKey;
case Kind::Index:
return (m_kind == Kind::Index && other.index() == index()) || m_kind == Kind::AnyIndex;
case Kind::AnyKey:
return m_kind == Kind::Key;
case Kind::AnyIndex:
return m_kind == Kind::Index;
}
return false;
}
private:
Kind m_kind;
ByteString m_key;
size_t m_index { 0 };
JsonPathElement(Kind kind)
: m_kind(kind)
{
}
};
class JsonPath : public Vector<JsonPathElement> {
public:
JsonValue resolve(JsonValue const&) const;
ByteString to_byte_string() const;
};
}
#if USING_AK_GLOBALLY
using AK::JsonPath;
using AK::JsonPathElement;
#endif