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Allow codegen to create new files

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This commit is contained in:
Maybe Waffle 2022-09-25 20:16:00 +04:00
parent 26ec8b0c7b
commit a75c645c68
1 changed files with 25 additions and 17 deletions
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20
src/codegen.rs
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@ -15,6 +15,7 @@ pub(crate) mod schema;
use std::{
fs,
io::{Read, Write},
path::{Path, PathBuf},
};
@ -79,8 +80,16 @@ pub fn ensure_files_contents<'a>(
) {
let mut err_count = 0;
for (file, contents) in files_and_contents {
if let Ok(old_contents) = fs::read_to_string(file) {
for (path, contents) in files_and_contents {
let mut file = fs::File::options()
.read(true)
.write(true)
.create(true)
.open(path)
.unwrap();
let mut old_contents = String::with_capacity(contents.len());
file.read_to_string(&mut old_contents).unwrap();
if normalize_newlines(&old_contents) == normalize_newlines(contents) {
// File is already up to date.
continue;
@ -88,16 +97,15 @@ pub fn ensure_files_contents<'a>(
err_count += 1;
let display_path = file.strip_prefix(&project_root()).unwrap_or(file);
let display_path = path.strip_prefix(&project_root()).unwrap_or(path);
eprintln!(
"\n\x1b[31;1merror\x1b[0m: {} was not up-to-date, updating\n",
display_path.display()
);
if let Some(parent) = file.parent() {
if let Some(parent) = path.parent() {
let _ = fs::create_dir_all(parent);
}
fs::write(file, contents).unwrap();
}
file.write_all(contents.as_bytes()).unwrap();
}
let (s, were) = match err_count {