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FnMut -> Fn in create_scalar_function

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Change FnMut to Fn in InnerConnection::create_scalar_function

cast user data as shared reference
This commit is contained in:
patr0nus 2023-09-08 00:30:00 +08:00 committed by branchseer
parent 67cb6f1576
commit 5f6ac80e7a
1 changed files with 4 additions and 4 deletions

8
src/functions.rs

@ -446,7 +446,7 @@ impl Connection {
x_func: F,
) -> Result<()>
where
F: FnMut(&Context<'_>) -> Result<T> + Send + 'static,
F: Fn(&Context<'_>) -> Result<T> + Send + 'static,
T: SqlFnOutput,
{
self.db
@ -549,7 +549,7 @@ impl InnerConnection {
x_func: F,
) -> Result<()>
where
F: FnMut(&Context<'_>) -> Result<T> + Send + 'static,
F: Fn(&Context<'_>) -> Result<T> + Send + 'static,
T: SqlFnOutput,
{
unsafe extern "C" fn call_boxed_closure<F, T>(
@ -557,12 +557,12 @@ impl InnerConnection {
argc: c_int,
argv: *mut *mut sqlite3_value,
) where
F: FnMut(&Context<'_>) -> Result<T>,
F: Fn(&Context<'_>) -> Result<T>,
T: SqlFnOutput,
{
let args = slice::from_raw_parts(argv, argc as usize);
let r = catch_unwind(|| {
let boxed_f: *mut F = ffi::sqlite3_user_data(ctx).cast::<F>();
let boxed_f: *const F = ffi::sqlite3_user_data(ctx).cast::<F>();
assert!(!boxed_f.is_null(), "Internal error - null function pointer");
let ctx = Context { ctx, args };
(*boxed_f)(&ctx)