core: add newline in comments

nac3core/src/codegen/builtin_fns.rs

@@ -1108,13 +1108,13 @@ where
 pub fn call_abs<'ctx, G: CodeGenerator + ?Sized>(
     generator: &mut G,
     ctx: &mut CodeGenContext<'ctx, '_>,
-    arg: (Type, BasicValueEnum<'ctx>),
+    n: (Type, BasicValueEnum<'ctx>),
 ) -> Result<BasicValueEnum<'ctx>, String> {
     const FN_NAME: &str = "abs";
     helper_call_numpy_unary_elementwise(
         generator,
         ctx,
-        arg,
+        n,
         FN_NAME,
         &|_ctx, elem_ty| elem_ty,
         &|_generator, ctx, val_ty, val| match val {
@@ -1192,6 +1192,7 @@ macro_rules! create_helper_call_numpy_unary_elementwise {
 /// * `$fn_name:literal`: To be passed to the `fn_name` parameter of [`helper_call_numpy_unary_elementwise`].
 /// * `$on_scalar:expr`: The closure (see below for its type) that acts on float scalar values and returns
 /// the boolean results of LLVM type `i1`. The returned `i1` value will be converted into an `i8`.
+///
 /// ```rust
 /// // Type of `$on_scalar:expr`
 /// fn on_scalar<'ctx, G: CodeGenerator + ?Sized>(
@@ -1227,6 +1228,7 @@ macro_rules! create_helper_call_numpy_unary_elementwise_float_to_bool {
 /// * `$name:ident`: The identifier of the rust function to be generated.
 /// * `$fn_name:literal`: To be passed to the `fn_name` parameter of [`helper_call_numpy_unary_elementwise`].
 /// * `$on_scalar:expr`: The closure (see below for its type) that acts on float scalar values and returns float results.
+///
 /// ```rust
 /// // Type of `$on_scalar:expr`
 /// fn on_scalar<'ctx, G: CodeGenerator + ?Sized>(