1 files changed, 40 insertions, 0 deletions
diff --git a/include/mbgl/style/expression/number_format.hpp b/include/mbgl/style/expression/number_format.hpp
new file mode 100644
index 0000000000..9571c7d98a
--- /dev/null
+++ b/include/mbgl/style/expression/number_format.hpp
@@ -0,0 +1,40 @@
+#pragma once
+
+#include <mbgl/style/expression/expression.hpp>
+#include <mbgl/style/expression/parsing_context.hpp>
+
+namespace mbgl {
+namespace style {
+namespace expression {
+
+class NumberFormat final : public Expression {
+public:
+    NumberFormat(std::unique_ptr<Expression> number_,
+                 std::unique_ptr<Expression> locale_,
+                 std::unique_ptr<Expression> currency_,
+                 std::unique_ptr<Expression> minFractionDigits_,
+                 std::unique_ptr<Expression> maxFractionDigits_);
+
+    ~NumberFormat();
+
+    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;
+    std::vector<optional<Value>> possibleOutputs() const override;
+
+    mbgl::Value serialize() const override;
+    std::string getOperator() const override { return "number-format"; }
+
+private:
+    std::unique_ptr<Expression> number;
+    std::unique_ptr<Expression> locale;
+    std::unique_ptr<Expression> currency;
+    std::unique_ptr<Expression> minFractionDigits;
+    std::unique_ptr<Expression> maxFractionDigits;
+};
+
+} // namespace expression
+} // namespace style
+} // namespace mbgl