fix(timings): count time spent on custom on 'when' command failure (#4121)

Count time spent on custom 'when' commands

src/modules/custom.rs

@@ -34,6 +34,8 @@ pub fn module<'a>(name: &str, context: &'a Context) -> Option<Module<'a>> {
         }
     }
 
+    let mut module = Module::new(name, config.description, Some(toml_config));
+
     let mut is_match = context
         .try_begin_scan()?
         .set_extensions(&config.detect_extensions)
@@ -46,14 +48,9 @@ pub fn module<'a>(name: &str, context: &'a Context) -> Option<Module<'a>> {
             Either::First(b) => b,
             Either::Second(s) => exec_when(s, &config, context),
         };
-
-        if !is_match {
-            return None;
-        }
     }
 
-    let mut module = Module::new(name, config.description, Some(toml_config));
+    if is_match {
-
         let parsed = StringFormatter::new(config.format).and_then(|formatter| {
             formatter
                 .map_meta(|var, _| match var {
@@ -86,6 +83,7 @@ pub fn module<'a>(name: &str, context: &'a Context) -> Option<Module<'a>> {
                 log::warn!("Error in module `custom.{}`:\n{}", name, error);
             }
         };
+    }
     let elapsed = start.elapsed();
     log::trace!("Took {:?} to compute custom module {:?}", elapsed, name);
     module.duration = elapsed;