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-rw-r--r--src/mbgl/style/expression/assertion.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mbgl/style/expression/assertion.cpp b/src/mbgl/style/expression/assertion.cpp
index 0187921af9..d6f3f1b584 100644
--- a/src/mbgl/style/expression/assertion.cpp
+++ b/src/mbgl/style/expression/assertion.cpp
@@ -35,6 +35,10 @@ ParseResult Assertion::parse(const Convertible& value, ParsingContext& ctx) {
return ParseResult(std::make_unique<Assertion>(it->second, std::move(parsed)));
}
+std::string Assertion::getOperator() const {
+ return type::toString(getType());
+}
+
EvaluationResult Assertion::evaluate(const EvaluationContext& params) const {
for (std::size_t i = 0; i < inputs.size(); i++) {
EvaluationResult value = inputs[i]->evaluate(params);