ladybird/AK/JsonPath.cpp

47 lines
1.2 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/JsonObject.h>
#include <AK/JsonPath.h>
#include <AK/JsonValue.h>
namespace AK {
JsonPathElement JsonPathElement::any_array_element { Kind::AnyIndex };
JsonPathElement JsonPathElement::any_object_element { Kind::AnyKey };
JsonValue JsonPath::resolve(JsonValue const& top_root) const
{
auto root = top_root;
for (auto const& element : *this) {
switch (element.kind()) {
case JsonPathElement::Kind::Key:
root = JsonValue { root.as_object().get(element.key()).value() };
break;
case JsonPathElement::Kind::Index:
root = JsonValue { root.as_array().at(element.index()) };
break;
default:
VERIFY_NOT_REACHED();
}
}
return root;
}
DeprecatedString JsonPath::to_deprecated_string() const
{
StringBuilder builder;
builder.append("{ ."sv);
for (auto const& el : *this) {
builder.append("sv > "sv);
builder.append(el.to_deprecated_string());
}
builder.append("sv }"sv);
return builder.to_deprecated_string();
}
}