Adds print function to batch mode

Adds print function, which will output string to output file, if any was
given.

Change-Id: Idaad9f5db57ab108bcf4ca2da9fde7263a0b95b0

diff --git a/src/batch/BatchRunner.cpp b/src/batch/BatchRunner.cpp
index af9e686..72bd832 100644 (file)
--- a/src/batch/BatchRunner.cpp
+++ b/src/batch/BatchRunner.cpp
@@ -232,6 +232,12 @@ struct TestExecutor : ExecutorInterface {
                                return {};
                        }
                };
+               variables["print"] = detail::UserFunctionType<std::string> {
+                       [&](EvaluationContext & ec, std::string txt) -> EvaluationValue {
+                               output << txt << "\n";
+                               return {};
+                       }
+               };
                variables["get_at_point"] = detail::UserFunctionType<Point> {
                        [&](EvaluationContext & ec, Point pt) -> EvaluationValue {
                                return convert(pt);