Add iter() in cloudevents::event::Attributes (cloudevents#89)

* Add iter in Attributes

Signed-off-by: Francesco Guardiani <[email protected]>

* Removed bad import

Signed-off-by: Francesco Guardiani <[email protected]>

Author: slinkydeveloper

src/event/attributes.rs

@@ -243,6 +243,13 @@ impl Attributes {
             _ => self,
         }
     }
+
+    pub fn iter(&self) -> impl Iterator<Item = (&str, AttributeValue)> {
+        match self {
+            Attributes::V03(a) => AttributesIter::IterV03(a.into_iter()),
+            Attributes::V10(a) => AttributesIter::IterV10(a.into_iter()),
+        }
+    }
 }
 
 #[cfg(not(target_arch = "wasm32"))]

src/event/event.rs

@@ -1,6 +1,6 @@
 use super::{
-    AttributeValue, Attributes, AttributesIter, AttributesReader, AttributesV10, AttributesWriter,
-    Data, ExtensionValue, SpecVersion,
+    AttributeValue, Attributes, AttributesReader, AttributesV10, AttributesWriter, Data,
+    ExtensionValue, SpecVersion,
 };
 use crate::event::attributes::DataAttributesWriter;
 use chrono::{DateTime, Utc};
@@ -82,10 +82,7 @@ impl Event {
     /// Returns an [`Iterator`] for all the available [CloudEvents Context attributes](https://github.com/cloudevents/spec/blob/master/spec.md#context-attributes), excluding extensions.
     /// This iterator does not contain the `data` field.
     pub fn iter_attributes(&self) -> impl Iterator<Item = (&str, AttributeValue)> {
-        match &self.attributes {
-            Attributes::V03(a) => AttributesIter::IterV03(a.into_iter()),
-            Attributes::V10(a) => AttributesIter::IterV10(a.into_iter()),
-        }
+        self.attributes.iter()
     }
 
     /// Get all the [extensions](https://github.com/cloudevents/spec/blob/master/spec.md#extension-context-attributes)