Archives/rustlings
2
0
Fork 0
mirror of https://github.com/rust-lang/rustlings synced 2024-11-10 13:10:40 +00:00
Code Issues Packages Projects Releases Wiki Activity

Add a disclaimer to the state file

Browse Source
This commit is contained in:
mo8it 2024-04-21 23:39:44 +02:00
parent e3b9124b85
commit 30040d7778
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/app_state.rs
View File

@ -53,7 +53,8 @@ impl AppState {
}
// See `Self::write` for more information about the file format.
let mut lines = self.file_buf.split(|c| *c == b'\n');
let mut lines = self.file_buf.split(|c| *c == b'\n').skip(2);
let Some(current_exercise_name) = lines.next() else {
return StateFileStatus::NotRead;
};
@ -300,13 +301,17 @@ impl AppState {
// Write the state file.
// The file's format is very simple:
// - The first line is the name of the current exercise. It must end with `\n` even if there
// are no done exercises.
// - The first line is a comment.
// - The second line is an empty line.
// - The third line is the name of the current exercise. It must end with `\n` even if there
// are no done exercises.
// - The fourth line is an empty line.
// - All remaining lines are the names of done exercises.
fn write(&mut self) -> Result<()> {
self.file_buf.clear();
self.file_buf
.extend_from_slice(b"DON'T EDIT THIS FILE!\n\n");
self.file_buf
.extend_from_slice(self.current_exercise().name.as_bytes());
self.file_buf.push(b'\n');