AramJonghu/rustlings
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Deal with long strings

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This commit is contained in:
mo8it
2024-04-12 01:24:01 +02:00
parent 1e3745ccdf
commit 2a95a3e966
6 changed files with 114 additions and 104 deletions
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src/init.rs
+22 -18
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@@ -36,47 +36,33 @@ publish = false
}
fn create_gitignore() -> io::Result<()> {
let gitignore = b"/target
/.rustlings-state.json";
OpenOptions::new()
.create_new(true)
.write(true)
.open(".gitignore")?
.write_all(gitignore)
.write_all(GITIGNORE)
}
fn create_vscode_dir() -> Result<()> {
create_dir(".vscode").context("Failed to create the directory `.vscode`")?;
let vs_code_extensions_json = br#"{"recommendations":["rust-lang.rust-analyzer"]}"#;
OpenOptions::new()
.create_new(true)
.write(true)
.open(".vscode/extensions.json")?
.write_all(vs_code_extensions_json)?;
.write_all(VS_CODE_EXTENSIONS_JSON)?;
Ok(())
}
pub fn init(exercises: &[Exercise]) -> Result<()> {
if Path::new("exercises").is_dir() && Path::new("Cargo.toml").is_file() {
bail!(
"A directory with the name `exercises` and a file with the name `Cargo.toml` already exist
in the current directory. It looks like Rustlings was already initialized here.
Run `rustlings` for instructions on getting started with the exercises.
If you didn't already initialize Rustlings, please initialize it in another directory."
);
bail!(PROBABLY_IN_RUSTLINGS_DIR_ERR);
}
let rustlings_path = Path::new("rustlings");
if let Err(e) = create_dir(rustlings_path) {
if e.kind() == ErrorKind::AlreadyExists {
bail!(
"A directory with the name `rustlings` already exists in the current directory.
You probably already initialized Rustlings.
Run `cd rustlings`
Then run `rustlings` again"
);
bail!(RUSTLINGS_DIR_ALREADY_EXISTS_ERR);
}
return Err(e.into());
}
@@ -96,3 +82,21 @@ Then run `rustlings` again"
Ok(())
}
const GITIGNORE: &[u8] = b"/target
/.rustlings-state.json";
const VS_CODE_EXTENSIONS_JSON: &[u8] = br#"{"recommendations":["rust-lang.rust-analyzer"]}"#;
const PROBABLY_IN_RUSTLINGS_DIR_ERR: &str =
"A directory with the name `exercises` and a file with the name `Cargo.toml` already exist
in the current directory. It looks like Rustlings was already initialized here.
Run `rustlings` for instructions on getting started with the exercises.
If you didn't already initialize Rustlings, please initialize it in another directory.";
const RUSTLINGS_DIR_ALREADY_EXISTS_ERR: &str =
"A directory with the name `rustlings` already exists in the current directory.
You probably already initialized Rustlings.
Run `cd rustlings`
Then run `rustlings` again";