Starting fsk demod

oxydsp-flowgraph/src/tag.rs

@@ -22,6 +22,14 @@ pub struct Tag
 
 impl Tag
 {
+    pub fn new() -> Self
+    {
+        Self {
+            position: 0,
+            data: Default::default(),
+        }
+    }
+
     pub fn merge_tag_opts<const N: usize>(tag_opts: [Option<Tag>; N]) -> Option<Tag>
     {
         let mut out_tag = None;
@@ -31,6 +39,27 @@ impl Tag
         }
         out_tag
     }
+
+    pub fn tag<T: 'static + Send + Sync>(&self, key: impl AsRef<str>, value: T)
+    {
+        self.data
+            .lock()
+            .unwrap()
+            .insert(key.as_ref().to_owned(), Arc::new(value));
+    }
+
+    pub fn retrieve(&self, key: impl AsRef<str>) -> Option<Arc<dyn Any + Send + Sync>>
+    {
+        self.data.lock().unwrap().get(key.as_ref()).cloned()
+    }
+}
+
+impl Default for Tag
+{
+    fn default() -> Self
+    {
+        Self::new()
+    }
 }
 
 pub trait TagValue: Clone {}
@@ -93,6 +122,10 @@ impl<T> Tagged<T>
 {
     pub fn new(inner: T, tag: Option<Tag>) -> Self
     {
+        if tag.is_none()
+        {
+            //println!("data has no tag");
+        }
         Self(inner, tag)
     }
 
@@ -156,11 +189,11 @@ impl<T> From<(T, Option<Tag>)> for Tagged<T>
     }
 }
 
-impl<T> Into<(T, Option<Tag>)> for Tagged<T>
+impl<T> From<Tagged<T>> for (T, Option<Tag>)
 {
-    fn into(self) -> (T, Option<Tag>)
+    fn from(val: Tagged<T>) -> Self
     {
-        (self.0, self.1)
+        (val.0, val.1)
     }
 }