fix typo input

Signed-off-by: BCKSELFDRIVEWORLD <[email protected]>

Author: BCKSELFDRIVEWORLD

nav2_behavior_tree/plugins/action/clear_costmap_service.cpp

@@ -31,10 +31,8 @@ ClearEntireCostmapService::ClearEntireCostmapService(
 void ClearEntireCostmapService::on_tick()
 {
   std::vector<std::string> plugins;
-  if (getInput("plugins", plugins)) {
-    request_->plugins = plugins;
-  } else {
-    request_->plugins = std::vector<std::string>();
+  if (!getInput("plugins", request_->plugins)) {
+    request_->plugins.clear();
   }
   increment_recovery_count();
 }
@@ -71,10 +69,8 @@ void ClearCostmapAroundRobotService::on_tick()
   getInput("reset_distance", request_->reset_distance);
 
   std::vector<std::string> plugins;
-  if (getInput("plugins", plugins)) {
-    request_->plugins = plugins;
-  } else {
-    request_->plugins = std::vector<std::string>();
+  if (!getInput("plugins", request_->plugins)) {
+    request_->plugins.clear();
   }
 
   increment_recovery_count();
@@ -93,10 +89,8 @@ void ClearCostmapAroundPoseService::on_tick()
   getInput("reset_distance", request_->reset_distance);
 
   std::vector<std::string> plugins;
-  if (getInput("plugins", plugins)) {
-    request_->plugins = plugins;
-  } else {
-    request_->plugins = std::vector<std::string>();
+  if (!getInput("plugins", request_->plugins)) {
+    request_->plugins.clear();
   }
 
   increment_recovery_count();