Merge pull request #33 from uqbar-dao/hf/fix-get_capability-equality

fix `get_capability()` params check

src/lib.rs

@@ -15,6 +15,7 @@
 //!
 pub use crate::kinode::process::standard::*;
 use serde::{Deserialize, Serialize};
+use serde_json::Value;
 
 wit_bindgen::generate!({
     path: "kinode-wit",
@@ -204,10 +205,13 @@ pub fn can_message(address: &Address) -> bool {
 }
 
 /// Get a capability in our store
-/// NOTE unfortunatly this is O(n), not sure if wit let's us do any better
 pub fn get_capability(our: &Address, params: &str) -> Option<Capability> {
+    let params = serde_json::from_str::<Value>(params).unwrap_or_default();
     crate::our_capabilities()
         .iter()
-        .find(|cap| cap.issuer == *our && cap.params == params)
+        .find(|cap| {
+            let cap_params = serde_json::from_str::<Value>(&cap.params).unwrap_or_default();
+            cap.issuer == *our && params == cap_params
+        })
         .cloned()
 }