Struct assert_no_alloc::AllocDisabler

pub struct AllocDisabler;

The custom allocator that handles the checking.

To use this crate, you must add the following in your main.rs:

use assert_no_alloc::*;
// ...
#[cfg(debug_assertions)]
#[global_allocator]
static A: AllocDisabler = AllocDisabler;

Trait Implementations

impl GlobalAlloc for AllocDisabler

unsafe fn alloc(&self, layout: Layout) -> *mut u8

Allocate memory as described by the given layout.

unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout)

Deallocate the block of memory at the given ptr pointer with the given layout.

unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8

Behaves like alloc, but also ensures that the contents are set to zero before being returned.

unsafe fn realloc(
    &self,
    ptr: *mut u8,
    layout: Layout,
    new_size: usize
) -> *mut u8

Shrink or grow a block of memory to the given new_size. The block is described by the given ptr pointer and layout.