fix bug

facontidavide · facontidavide · commit d382cae2a4a7 · 2023-03-22T17:20:09.000+01:00
diff --git a/include/behaviortree_cpp/scripting/operators.hpp b/include/behaviortree_cpp/scripting/operators.hpp
@@ -381,7 +381,7 @@ struct ExprAssignment : ExprBase
         {
             // special case first: string to other type
             // check if we can use the StringConverter
-            if(value.isString() && !any_ptr->isString())
+            if(value.isString() && !any_ptr->empty() && !any_ptr->isString())
             {
                 auto const str = value.cast<std::string>();
                 if(auto converter = env.vars->portInfo(key)->converter())

Original file line number	Diff line number	Diff line change
`@@ -381,7 +381,7 @@ struct ExprAssignment : ExprBase`
`381`	`381`	`{`
`382`	`382`	`// special case first: string to other type`
`383`	`383`	`// check if we can use the StringConverter`
`384`		`- if(value.isString() && !any_ptr->isString())`
	`384`	`+ if(value.isString() && !any_ptr->empty() && !any_ptr->isString())`
`385`	`385`	`{`
`386`	`386`	`auto const str = value.cast<std::string>();`
`387`	`387`	`if(auto converter = env.vars->portInfo(key)->converter())`