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: build.rs
    path of file: ./repos/lightningcss/selectors
    
    the code of the file until where you have to start completion: /* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

extern crate phf_codegen;

use std::env;
use std::fs::File;
use std::io::{BufWriter, Write};
use std::path::Path;

fn
    
fn main() {
  let path = Path::new(&env::var_os("OUT_DIR").unwrap()).join("ascii_case_insensitive_html_attributes.rs");
  let mut file = BufWriter::new(File::create(&path).unwrap());

  let mut set = phf_codegen::Set::new();
  for name in ASCII_CASE_INSENSITIVE_HTML_ATTRIBUTES.split_whitespace() {
    set.entry(name);
  }
  write!(
    &mut file,
    "{{ static SET: ::phf::Set<&'static str> = {}; &SET }}",
    set.build(),
  )
  .unwrap();
}