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#pragma once
#include <mbgl/style/expression/expression.hpp>
#include <mbgl/style/conversion.hpp>
#include <mbgl/style/expression/parsing_context.hpp>
#include <memory>
#include <vector>
namespace mbgl {
namespace style {
namespace expression {
class Case : public Expression {
public:
using Branch = std::pair<std::unique_ptr<Expression>, std::unique_ptr<Expression>>;
Case(type::Type type_, std::vector<Branch> branches_, std::unique_ptr<Expression> otherwise_)
: Expression(type_), branches(std::move(branches_)), otherwise(std::move(otherwise_)) {
}
static ParseResult parse(const mbgl::style::conversion::Convertible& value, ParsingContext& ctx);
EvaluationResult evaluate(const EvaluationContext& params) const override;
void eachChild(const std::function<void(const Expression&)>& visit) const override;
bool operator==(const Expression& e) const override;
private:
std::vector<Branch> branches;
std::unique_ptr<Expression> otherwise;
};
} // namespace expression
} // namespace style
} // namespace mbgl
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