Merge pull request #1949 from rust-lang/third-party-exercises

Support for third-party exercises

1 files changed, 34 insertions, 0 deletions

diff --git a/src/dev.rs b/src/dev.rs
new file mode 100644
index 0000000..1430f11
--- /dev/null
+++ b/src/dev.rs
@@ -0,0 +1,34 @@
+use anyhow::{bail, Context, Result};
+use clap::Subcommand;
+
+use crate::DEVELOPING_OFFICIAL_RUSTLINGS;
+
+mod check;
+mod init;
+mod update;
+
+#[derive(Subcommand)]
+pub enum DevCommands {
+    Init,
+    Check,
+    Update,
+}
+
+impl DevCommands {
+    pub fn run(self) -> Result<()> {
+        match self {
+            DevCommands::Init => {
+                if DEVELOPING_OFFICIAL_RUSTLINGS {
+                    bail!("Disabled while developing the official Rustlings");
+                }
+
+                init::init().context(INIT_ERR)
+            }
+            DevCommands::Check => check::check(),
+            DevCommands::Update => update::update(),
+        }
+    }
+}
+
+const INIT_ERR: &str = "Initialization failed.
+After resolving the issue, delete the `rustlings` directory (if it was created) and try again";