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Minor housekeeping.

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This commit is contained in:
Stephen Chung
2022-02-24 10:36:20 +08:00
parent 2f5ce2fe5b
commit 73f10b8adc
15 changed files with 128 additions and 135 deletions
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6
src/func/args.rs
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@@ -9,7 +9,8 @@ use std::prelude::v1::*;
/// Trait that parses arguments to a function call.
///
/// Any data type can implement this trait in order to pass arguments to [`Engine::call_fn`][crate::Engine::call_fn].
/// Any data type can implement this trait in order to pass arguments to
/// [`Engine::call_fn`][crate::Engine::call_fn].
pub trait FuncArgs {
/// Parse function call arguments into a container.
///
@@ -65,8 +66,7 @@ impl<T: Variant + Clone> FuncArgs for Vec<T> {
}
}
/// Macro to implement [`FuncArgs`] for tuples of standard types (each can be
/// converted into a [`Dynamic`]).
/// Macro to implement [`FuncArgs`] for tuples of standard types (each can be converted into a [`Dynamic`]).
macro_rules! impl_args {
($($p:ident),*) => {
impl<$($p: Variant + Clone),*> FuncArgs for ($($p,)*)

14
src/func/call.rs
View File

@@ -340,7 +340,8 @@ impl Engine {
/// Function call arguments be _consumed_ when the function requires them to be passed by value.
/// All function arguments not in the first position are always passed by value and thus consumed.
///
/// **DO NOT** reuse the argument values unless for the first `&mut` argument - all others are silently replaced by `()`!
/// **DO NOT** reuse the argument values unless for the first `&mut` argument -
/// all others are silently replaced by `()`!
pub(crate) fn call_native_fn(
&self,
global: &mut GlobalRuntimeState,
@@ -591,10 +592,11 @@ impl Engine {
///
/// # WARNING
///
/// Function call arguments may be _consumed_ when the function requires them to be passed by value.
/// All function arguments not in the first position are always passed by value and thus consumed.
/// Function call arguments may be _consumed_ when the function requires them to be passed by
/// value. All function arguments not in the first position are always passed by value and thus consumed.
///
/// **DO NOT** reuse the argument values unless for the first `&mut` argument - all others are silently replaced by `()`!
/// **DO NOT** reuse the argument values unless for the first `&mut` argument -
/// all others are silently replaced by `()`!
pub(crate) fn exec_fn_call(
&self,
scope: Option<&mut Scope>,
@@ -1301,8 +1303,8 @@ impl Engine {
// No arguments
} else {
// See if the first argument is a variable (not namespace-qualified).
// If so, convert to method-call style in order to leverage potential
// &mut first argument and avoid cloning the value
// If so, convert to method-call style in order to leverage potential &mut first argument
// and avoid cloning the value
if !args_expr.is_empty() && args_expr[0].is_variable_access(true) {
#[cfg(feature = "debugging")]
self.run_debugger(scope, global, state, lib, this_ptr, &args_expr[0], level)?;