Trigger ticks every seconds per default when a tick handler is provided

Signed-off-by: Didier Wenzek <didier.wenzek@free.fr>

Author: didier-wenzek

crates/extensions/tedge_gen_mapper/src/config.rs

@@ -52,7 +52,7 @@ impl PipelineConfig {
         let stage = StageConfig {
             filter: FilterSpec::JavaScript(filter),
             config: None,
-            tick_every_seconds: 1,
+            tick_every_seconds: 0,
             meta_topics: vec![],
         };
         Self {
@@ -73,6 +73,7 @@ impl PipelineConfig {
             let mut stage = stage.compile(config_dir, i, &source).await?;
             js_runtime.load_filter(&mut stage.filter).await?;
             stage.check(&source);
+            stage.fix();
             stages.push(stage);
         }
         Ok(Pipeline {

crates/extensions/tedge_gen_mapper/src/pipeline.rs

@@ -133,6 +133,14 @@ impl Stage {
             warn!(target: "MAPPING", "Filter with no 'tick' function: {}; but configured with 'tick_every_seconds' in {pipeline}", filter.path.display());
         }
     }
+
+    pub(crate) fn fix(&mut self) {
+        let filter = &mut self.filter;
+        if !filter.no_js_tick && filter.tick_every_seconds == 0 {
+            // 0 as a default is not appropriate for a filter with a tick handler
+            filter.tick_every_seconds = 1;
+        }
+    }
 }
 
 impl DateTime {