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>
47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
#pragma once
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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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class CollatorExpression : public Expression {
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public:
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CollatorExpression(std::unique_ptr<Expression> caseSensitive,
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std::unique_ptr<Expression> diacriticSensitive,
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std::optional<std::unique_ptr<Expression>> locale);
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EvaluationResult evaluate(const EvaluationContext&) const override;
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static ParseResult parse(const mbgl::style::conversion::Convertible&, ParsingContext&);
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void eachChild(const std::function<void(const Expression&)>&) const override;
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bool operator==(const Expression&) const noexcept override;
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std::vector<std::optional<Value>> possibleOutputs() const override {
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// Technically the set of possible outputs is the combinatoric set of
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// Collators produced by all possibleOutputs of
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// locale/caseSensitive/diacriticSensitive But for the primary use of
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// Collators in comparison operators, we ignore the Collator's possibleOutputs
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// anyway, so we can get away with leaving this undefined for now.
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return {std::nullopt};
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}
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mbgl::Value serialize() const override;
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std::string getOperator() const override { return "collator"; }
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private:
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std::unique_ptr<Expression> caseSensitive;
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std::unique_ptr<Expression> diacriticSensitive;
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std::optional<std::unique_ptr<Expression>> locale;
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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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