Fix feature build.

.github/workflows/build.yml

@@ -32,7 +32,7 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: check
-          args: "--features bin-features"
+          args: "--features decimal,metadata,serde,debugging"
 
   # typical build with various feature combinations
   build:

src/ast/expr.rs

@@ -112,11 +112,15 @@ impl fmt::Debug for FnCallHashes {
     #[cold]
     #[inline(never)]
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        match self.script {
+        #[cfg(not(feature = "no_function"))]
+        return match self.script {
             Some(script) if script == self.native => fmt::Debug::fmt(&self.native, f),
             Some(script) => write!(f, "({script}, {})", self.native),
             None => write!(f, "{} (native only)", self.native),
-        }
+        };
+
+        #[cfg(feature = "no_function")]
+        return write!(f, "{}", self.native);
     }
 }
 

src/types/fn_ptr.rs

@@ -296,6 +296,7 @@ impl FnPtr {
         args.extend(arg_values.iter_mut());
 
         // Linked to scripted function?
+        #[cfg(not(feature = "no_function"))]
         match self.fn_def {
             Some(ref fn_def) if fn_def.params.len() == args.len() => {
                 let global = &mut context.global_runtime_state().clone();