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#pragma once
#include <memory>
#include <mbgl/style/expression/parse.hpp>
#include <mbgl/style/conversion.hpp>
namespace mbgl {
namespace style {
namespace conversion {
using namespace mbgl::style::expression;
template<> struct Converter<std::unique_ptr<Expression>> {
template <class V>
optional<std::unique_ptr<Expression>> operator()(const V& value, Error& error) const {
auto parsed = parseExpression(value, ParsingContext());
if (parsed.template is<std::unique_ptr<Expression>>()) {
return std::move(parsed.template get<std::unique_ptr<Expression>>());
}
error = { parsed.template get<CompileError>().message };
return {};
};
};
} // namespace conversion
} // namespace style
} // namespace mbgl
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