allow pinning with not box

Author: MarcusDunn

llama-cpp-2/src/model/params.rs

@@ -54,9 +54,10 @@ impl LlamaModelParams {
     ///
     /// ```rust
     /// # use std::ffi::{CStr, CString};
+    /// use std::pin::pin;
     /// # use llama_cpp_2::model::params::LlamaModelParams;
     /// # use llama_cpp_2::model::params::kv_overrides::ParamOverrideValue;
-    /// let mut params = Box::pin(LlamaModelParams::default());
+    /// let mut params = pin!(LlamaModelParams::default());
     /// let key = CString::new("key").expect("CString::new failed");
     /// params.append_kv_override(&key, ParamOverrideValue::Int(50));
     ///
@@ -70,7 +71,7 @@ impl LlamaModelParams {
     /// ```
     #[allow(clippy::missing_panics_doc)] // panics are just to enforce internal invariants, not user errors
     pub fn append_kv_override(
-        self: &mut Pin<Box<Self>>,
+        self: &mut Pin<&mut Self>,
         key: &CStr,
         value: kv_overrides::ParamOverrideValue,
     ) {

simple/src/main.rs

@@ -124,7 +124,7 @@ fn main() -> Result<()> {
 
     for (k, v) in key_value_overrides.iter() {
         let k = CString::new(k.as_bytes()).with_context(|| format!("invalid key: {}", k))?;
-        model_params.append_kv_override(k.as_c_str(), *v);
+        model_params.as_mut().append_kv_override(k.as_c_str(), *v);
     }
 
     let model_path = model