Created Identifier to help keep track of plugin resources.

pumpkin-plugin/Cargo.toml

@@ -5,4 +5,5 @@ edition.workspace = true
 
 [dependencies]
 extism = "1.5.0"
-log.workspace = true
+log.workspace = true
+serde ={ version = "1.0.209", features = ["derive"] }

pumpkin-plugin/src/api/identifer.rs

@@ -0,0 +1,15 @@
+use extism::{convert::Msgpack, host_fn, FromBytes, ToBytes};
+use serde::{Deserialize, Serialize};
+
+/// Used to keep track of things created by plugins.
+/// This can include things like events, commands, etc.
+#[derive(Hash, PartialEq, Eq, ToBytes, FromBytes, Serialize, Deserialize)]
+#[encoding(Msgpack)] // TODO: Switch to protocal buffers for smaller size
+struct Identifier {
+    namespace: String,
+    path: String,
+}
+
+host_fn!(new(namespace: String, path: String) -> Result<Identifier, _> {
+    Ok(Identifier { namespace, path })
+});

pumpkin-plugin/src/api/mod.rs

@@ -0,0 +1 @@
+mod identifer;

pumpkin-plugin/src/lib.rs

@@ -1,3 +1,5 @@
+mod api;
+
 use std::path::Path;
 
 use extism::{Manifest, Plugin, Wasm};