mirror of
https://github.com/LadybirdBrowser/ladybird.git
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5e1499d104
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')
105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
/*
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* Copyright (c) 2021, Jan de Visser <jan@de-visser.net>
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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/Vector.h>
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#include <LibSQL/Serializer.h>
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#include <LibSQL/Type.h>
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namespace SQL {
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struct TupleElementDescriptor {
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ByteString schema { "" };
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ByteString table { "" };
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ByteString name { "" };
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SQLType type { SQLType::Text };
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Order order { Order::Ascending };
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bool operator==(TupleElementDescriptor const&) const = default;
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void serialize(Serializer& serializer) const
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{
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serializer.serialize(name);
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serializer.serialize<u8>((u8)type);
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serializer.serialize<u8>((u8)order);
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}
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void deserialize(Serializer& serializer)
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{
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name = serializer.deserialize<ByteString>();
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type = (SQLType)serializer.deserialize<u8>();
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order = (Order)serializer.deserialize<u8>();
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}
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size_t length() const
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{
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return sizeof(u32) + name.length() + 2 * sizeof(u8);
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}
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ByteString to_byte_string() const
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{
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return ByteString::formatted(" name: {} type: {} order: {}", name, SQLType_name(type), Order_name(order));
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}
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};
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class TupleDescriptor
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: public Vector<TupleElementDescriptor>
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, public RefCounted<TupleDescriptor> {
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public:
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TupleDescriptor() = default;
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~TupleDescriptor() = default;
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[[nodiscard]] int compare_ignoring_names(TupleDescriptor const& other) const
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{
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if (size() != other.size())
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return (int)size() - (int)other.size();
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for (auto ix = 0u; ix < size(); ++ix) {
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auto elem = (*this)[ix];
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auto other_elem = other[ix];
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if ((elem.type != other_elem.type) || (elem.order != other_elem.order)) {
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return 1;
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}
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}
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return 0;
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}
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void serialize(Serializer& serializer) const
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{
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serializer.serialize<u32>(size());
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for (auto& element : *this) {
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serializer.serialize<TupleElementDescriptor>(element);
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}
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}
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void deserialize(Serializer& serializer)
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{
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auto sz = serializer.deserialize<u32>();
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for (auto ix = 0u; ix < sz; ix++) {
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append(serializer.deserialize<TupleElementDescriptor>());
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}
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}
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size_t length() const
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{
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size_t len = sizeof(u32);
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for (auto& element : *this)
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len += element.length();
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return len;
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}
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ByteString to_byte_string() const
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{
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Vector<ByteString> elements;
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for (auto& element : *this)
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elements.append(element.to_byte_string());
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return ByteString::formatted("[\n{}\n]", ByteString::join('\n', elements));
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}
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using Vector<TupleElementDescriptor>::operator==;
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};
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}
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