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Preallocate path

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This commit is contained in:
mo8it 2024-04-24 01:17:39 +02:00
parent ef02c6c6ab
commit edf5762612
1 changed files with 12 additions and 3 deletions
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15
src/embedded.rs
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@ -43,7 +43,13 @@ struct ExerciseDir {
impl ExerciseDir { impl ExerciseDir {
fn init_on_disk(&self) -> Result<()> { fn init_on_disk(&self) -> Result<()> {
let dir_path = format!("exercises/{}", self.name); let path_prefix = "exercises/";
let readme_path_postfix = "/README.md";
let mut dir_path =
String::with_capacity(path_prefix.len() + self.name.len() + readme_path_postfix.len());
dir_path.push_str(path_prefix);
dir_path.push_str(self.name);
if let Err(e) = create_dir(&dir_path) { if let Err(e) = create_dir(&dir_path) {
if e.kind() == io::ErrorKind::AlreadyExists { if e.kind() == io::ErrorKind::AlreadyExists {
return Ok(()); return Ok(());
@ -54,8 +60,11 @@ impl ExerciseDir {
); );
} }
WriteStrategy::Overwrite let readme_path = {
.write(&format!("exercises/{}/README.md", self.name), self.readme)?; dir_path.push_str(readme_path_postfix);
dir_path
};
WriteStrategy::Overwrite.write(&readme_path, self.readme)?;
Ok(()) Ok(())
} }