diff options
Diffstat (limited to 'include/mbgl/style/expression/expression.hpp')
| -rw-r--r-- | include/mbgl/style/expression/expression.hpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/mbgl/style/expression/expression.hpp b/include/mbgl/style/expression/expression.hpp index cf9fa0cb21..c41ac0b5f1 100644 --- a/include/mbgl/style/expression/expression.hpp +++ b/include/mbgl/style/expression/expression.hpp @@ -135,6 +135,17 @@ public: * complete set of outputs is statically undecidable. */ virtual std::vector<optional<Value>> possibleOutputs() const = 0; + + virtual mbgl::Value serialize() const { + std::vector<mbgl::Value> serialized; + serialized.emplace_back(getOperator()); + eachChild([&](const Expression &child) { + serialized.emplace_back(child.serialize()); + }); + return serialized; + }; + + virtual std::string getOperator() const = 0; protected: template <typename T> |