705bdfb3de
Co-authored-by: Bart Louwers <bart@emeel.net> Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Bart Louwers <bart.louwers@gmail.com>
63 lines
2.1 KiB
C++
63 lines
2.1 KiB
C++
#pragma once
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#include <mbgl/style/expression/collator_expression.hpp>
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#include <mbgl/style/expression/expression.hpp>
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#include <mbgl/style/expression/parsing_context.hpp>
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#include <mbgl/style/conversion.hpp>
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#include <memory>
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namespace mbgl {
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namespace style {
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namespace expression {
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ParseResult parseComparison(const mbgl::style::conversion::Convertible&, ParsingContext&);
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class BasicComparison : public Expression {
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public:
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using CompareFunctionType = bool (*)(const Value&, const Value&);
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BasicComparison(std::string op, std::unique_ptr<Expression> lhs, std::unique_ptr<Expression> rhs);
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void eachChild(const std::function<void(const Expression&)>& visit) const override;
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bool operator==(const Expression&) const noexcept override;
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EvaluationResult evaluate(const EvaluationContext&) const override;
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std::vector<std::optional<Value>> possibleOutputs() const override;
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std::string getOperator() const override { return op; }
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private:
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std::string op;
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CompareFunctionType compare;
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std::unique_ptr<Expression> lhs;
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std::unique_ptr<Expression> rhs;
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bool needsRuntimeTypeCheck;
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};
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class CollatorComparison : public Expression {
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public:
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using CompareFunctionType = bool (*)(const std::string&, const std::string&, const Collator&);
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CollatorComparison(std::string op,
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std::unique_ptr<Expression> lhs,
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std::unique_ptr<Expression> rhs,
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std::unique_ptr<Expression> collator);
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void eachChild(const std::function<void(const Expression&)>& visit) const override;
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bool operator==(const Expression&) const noexcept override;
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EvaluationResult evaluate(const EvaluationContext&) const override;
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std::vector<std::optional<Value>> possibleOutputs() const override;
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std::string getOperator() const override { return op; }
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private:
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std::string op;
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CompareFunctionType compare;
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std::unique_ptr<Expression> lhs;
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std::unique_ptr<Expression> rhs;
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std::unique_ptr<Expression> collator;
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bool needsRuntimeTypeCheck;
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};
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} // namespace expression
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} // namespace style
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} // namespace mbgl
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