You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: sqlite.rs
    path of file: ./repos/deno/ext/kv
    
    the code of the file until where you have to start completion: // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.

use std::cell::RefCell;
use std::collections::HashMap;
use std::env::current_dir;
use std::io::ErrorKind;
use std::marker::PhantomData;
use std::path::Path;
use std::path::PathBuf;
use std::rc::Rc;
use std::sync::Mutex;
use std::sync::OnceLock;

use async_trait::async_trait;
use deno_core::error::type_error;
use deno_core::error::AnyError;
use deno_core::unsync::spawn_blocking;
use deno_core::OpState;
use deno_node::PathClean;
pub use denokv_sqlite::SqliteBackendError;
use denokv_sqlite::SqliteNotifier;
use rand::RngCore;
use rand::SeedableRng;
use rusqlite::OpenFlags;

use crate::
    
fn canonicalize_path(path: &Path) -> Result<PathBuf, AnyError> {
  let path = path.to_path_buf().clean();
  let mut path = path;
  let mut names_stack = Vec::new();
  loop {
    match path.canonicalize() {
      Ok(mut canonicalized_path) => {
        for name in names_stack.into_iter().rev() {
          canonicalized_path = canonicalized_path.join(name);
        }
        return Ok(canonicalized_path);
      }
      Err(err) if err.kind() == ErrorKind::NotFound => {
        let file_name = path.file_name().map(|os_str| os_str.to_os_string());
        if let Some(file_name) = file_name {
          names_stack.push(file_name.to_str().unwrap().to_string());
          path = path.parent().unwrap().to_path_buf();
        } else {
          names_stack.push(path.to_str().unwrap().to_string());
          let current_dir = current_dir()?;
          path = current_dir.clone();
        }
      }
      Err(err) => return Err(err.into()),
    }
  }
}