Initialize message correctly (#522)

ivanpauno · web-flow · commit 3af19c93c7ab · 2021-05-26T13:54:42.000-03:00
Signed-off-by: Ivan Santiago Paunovic &lt;ivanpauno@ekumenlabs.com&gt;
diff --git a/quality_of_service_demo/rclcpp/src/message_lost_talker.cpp b/quality_of_service_demo/rclcpp/src/message_lost_talker.cpp
@@ -82,13 +82,11 @@ class MessageLostTalker : public rclcpp::Node
         message_size_ *= 1024uL;
       }
     }
+    msg_.data = std::vector<uint8_t>(message_size_, 0u);
     // Timer callback
     auto publish_message =
       [this]() -> void
       {
-        for (size_t i = 0; i < message_size_; ++i) {
-          msg_.data.push_back(0);
-        }
         rclcpp::Time now = this->get_clock()->now();
         msg_.header.stamp = now;
         RCLCPP_INFO(

Original file line number	Diff line number	Diff line change
`@@ -82,13 +82,11 @@ class MessageLostTalker : public rclcpp::Node`
`82`	`82`	`message_size_ *= 1024uL;`
`83`	`83`	`}`
`84`	`84`	`}`
	`85`	`+ msg_.data = std::vector<uint8_t>(message_size_, 0u);`
`85`	`86`	`// Timer callback`
`86`	`87`	`auto publish_message =`
`87`	`88`	`[this]() -> void`
`88`	`89`	`{`
`89`		`- for (size_t i = 0; i < message_size_; ++i) {`
`90`		`- msg_.data.push_back(0);`
`91`		`- }`
`92`	`90`	`rclcpp::Time now = this->get_clock()->now();`
`93`	`91`	`msg_.header.stamp = now;`
`94`	`92`	`RCLCPP_INFO(`