From a4a5691a7b3fac8201cf2965d94267da12bae47f Mon Sep 17 00:00:00 2001 From: Sebastian LaVine Date: Sun, 16 Apr 2023 21:44:08 -0400 Subject: [PATCH] feat: Add "!" command to `rustlings watch` --- src/main.rs | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/src/main.rs b/src/main.rs index 704398e..793b826 100644 --- a/src/main.rs +++ b/src/main.rs @@ -298,13 +298,21 @@ fn spawn_watch_shell( println!("Bye!"); } else if input.eq("help") { println!("Commands available to you in watch mode:"); - println!(" hint - prints the current exercise's hint"); - println!(" clear - clears the screen"); - println!(" quit - quits watch mode"); - println!(" help - displays this help message"); + println!(" hint - prints the current exercise's hint"); + println!(" clear - clears the screen"); + println!(" quit - quits watch mode"); + println!(" ! - executes a command, like `!rustc --explain E0381`"); + println!(" help - displays this help message"); println!(); println!("Watch mode automatically re-evaluates the current exercise"); println!("when you edit a file's contents.") + } else if let Some(cmd) = input.strip_prefix('!') { + let parts: Vec<&str> = cmd.split_whitespace().collect(); + if parts.is_empty() { + println!("no command provided"); + } else if let Err(e) = Command::new(parts[0]).args(&parts[1..]).status() { + println!("failed to execute command `{}`: {}", cmd, e); + } } else { println!("unknown command: {input}"); }