Method resize_with

crates/core/src/alloc/vec.rs:196–206

Same as [`std::vec::Vec::resize_with`] but returns an error on allocation failure.

(&mut self, new_len: usize, f: F)

    /// Same as [`std::vec::Vec::resize_with`] but returns an error on
    /// allocation failure.
    pub fn resize_with<F>(&mut self, new_len: usize, f: F) -> Result<(), OutOfMemory>
    where
        F: FnMut() -> T,
    {
        let len = self.len();
        if new_len > len {
            self.reserve(new_len - len)?;
        }
        self.inner.resize_with(new_len, f);
        Ok(())
    }

    /// Same as [`std::vec::Vec::retain`].
    pub fn retain<F>(&mut self, f: F)