Add is_id to BaseExt

src/base.rs

@@ -263,6 +263,22 @@ pub trait BaseExt<Kind>: AsBase<Kind> {
         self.base_ref().id.as_ref()
     }
 
+    /// Check if the provided id is equal to the object's id
+    ///
+    /// ```rust
+    /// # fn main() -> Result<(), anyhow::Error> {
+    /// use activitystreams_new::{object::Video, prelude::*};
+    ///
+    /// let video: Video = serde_json::from_str(r#"{"type":"Video","id":"https://example.com"}"#)?;
+    ///
+    /// assert!(video.is_id(&"https://example.com".parse()?));
+    /// # Ok(())
+    /// # }
+    /// ```
+    fn is_id(&self, id: &XsdAnyUri) -> bool {
+        self.id() == Some(id)
+    }
+
     /// Set the id for the current object
     ///
     /// This overwrites the contents of id
@@ -336,7 +352,7 @@ pub trait BaseExt<Kind>: AsBase<Kind> {
         self.base_ref().kind.as_ref()
     }
 
-    /// Check if the provide Kind is equal to the object's Kind
+    /// Check if the provided Kind is equal to the object's Kind
     ///
     /// ```rust
     /// # fn main() -> Result<(), anyhow::Error> {