ls replacement

5 ways
1. Buffer first reserving massive memory (to avoid allocation) then push each line then stdout
2. Buffer first then push each line then stdout
3. Parallel read directory then push each line then stdout
4. Stdout directly
5. Stdout directly manual std lock

Example output

Permissions | Owner | Group | Size   | Modified             | Name                 | 
----------- | ----- | ----- | ------ | -------------------- | -------------------- | 
rw-rw-r--   | 1000  | 1000  | 19 KB  | 2023-11-09 20:25:07  | Cargo.lock           | 
rwxrwxr-x   | 1000  | 1000  | 2 MB   | 2023-11-09 20:12:00  | testings             | 
rwxrwxr-x   | 1000  | 1000  | 4 KB   | 2023-11-09 22:08:49  | assets               | 
rwxrwxr-x   | 1000  | 1000  | 4 KB   | 2023-11-09 20:25:29  | src                  | 
rw-rw-r--   | 1000  | 1000  | 356 B  | 2023-11-09 20:25:07  | Cargo.toml           | 
rw-rw-r--   | 1000  | 1000  | 350 B  | 2023-11-09 20:11:54  | gen-big-folders.js   | 
rwxrwxr-x   | 1000  | 1000  | 4 KB   | 2023-11-09 22:04:43  | target               | 
rw-rw-r--   | 1000  | 1000  | 316 B  | 2023-11-09 21:59:38  | .gitignore           | 
rwxrwxr-x   | 1000  | 1000  | 4 KB   | 2023-11-08 19:51:26  | benches              |

Results

Tested over 100.000 of ~164 Bytes each file

Method	Mean time
eza	1.656 s
ls	338.70 ms
Stdout directly	290.03 ms
Buffer first reserving massive memory	271.53 ms
Stdout directly manual std lock	247.21 ms
Buffer first then push each line then stdout	241.72 ms
Parallel read directory then push each line then stdout	96.54 ms