diff --git a/src/main.rs b/src/main.rs index 793b826..74e8161 100644 --- a/src/main.rs +++ b/src/main.rs @@ -61,7 +61,11 @@ struct VerifyArgs {} #[derive(FromArgs, PartialEq, Debug)] #[argh(subcommand, name = "watch")] /// Reruns `verify` when files were edited -struct WatchArgs {} +struct WatchArgs { + /// show hints on success + #[argh(switch)] + success_hints: bool, +} #[derive(FromArgs, PartialEq, Debug)] #[argh(subcommand, name = "run")] @@ -229,7 +233,7 @@ fn main() { } Subcommands::Verify(_subargs) => { - verify(&exercises, (0, exercises.len()), verbose) + verify(&exercises, (0, exercises.len()), verbose, false) .unwrap_or_else(|_| std::process::exit(1)); } @@ -252,7 +256,7 @@ fn main() { } } - Subcommands::Watch(_subargs) => match watch(&exercises, verbose) { + Subcommands::Watch(_subargs) => match watch(&exercises, verbose, _subargs.success_hints) { Err(e) => { println!( "Error: Could not watch your progress. Error message was {:?}.", @@ -348,7 +352,7 @@ enum WatchStatus { Unfinished, } -fn watch(exercises: &[Exercise], verbose: bool) -> notify::Result { +fn watch(exercises: &[Exercise], verbose: bool, success_hints: bool) -> notify::Result { /* Clears the terminal with an ANSI escape code. Works in UNIX and newer Windows terminals. */ fn clear_screen() { @@ -364,7 +368,7 @@ fn watch(exercises: &[Exercise], verbose: bool) -> notify::Result { clear_screen(); let to_owned_hint = |t: &Exercise| t.hint.to_owned(); - let failed_exercise_hint = match verify(exercises.iter(), (0, exercises.len()), verbose) { + let failed_exercise_hint = match verify(exercises.iter(), (0, exercises.len()), verbose, success_hints) { Ok(_) => return Ok(WatchStatus::Finished), Err(exercise) => Arc::new(Mutex::new(Some(to_owned_hint(exercise)))), }; @@ -386,7 +390,7 @@ fn watch(exercises: &[Exercise], verbose: bool) -> notify::Result { ); let num_done = exercises.iter().filter(|e| e.looks_done()).count(); clear_screen(); - match verify(pending_exercises, (num_done, exercises.len()), verbose) { + match verify(pending_exercises, (num_done, exercises.len()), verbose, success_hints) { Ok(_) => return Ok(WatchStatus::Finished), Err(exercise) => { let mut failed_exercise_hint = failed_exercise_hint.lock().unwrap(); diff --git a/src/verify.rs b/src/verify.rs index 68ba6ce..f3f3b56 100644 --- a/src/verify.rs +++ b/src/verify.rs @@ -12,6 +12,7 @@ pub fn verify<'a>( exercises: impl IntoIterator, progress: (usize, usize), verbose: bool, + success_hints: bool, ) -> Result<(), &'a Exercise> { let (num_done, total) = progress; let bar = ProgressBar::new(total as u64); @@ -25,9 +26,9 @@ pub fn verify<'a>( for exercise in exercises { let compile_result = match exercise.mode { - Mode::Test => compile_and_test(exercise, RunMode::Interactive, verbose), - Mode::Compile => compile_and_run_interactively(exercise), - Mode::Clippy => compile_only(exercise), + Mode::Test => compile_and_test(exercise, RunMode::Interactive, verbose, success_hints), + Mode::Compile => compile_and_run_interactively(exercise, success_hints), + Mode::Clippy => compile_only(exercise, success_hints), }; if !compile_result.unwrap_or(false) { return Err(exercise); @@ -46,12 +47,12 @@ enum RunMode { // Compile and run the resulting test harness of the given Exercise pub fn test(exercise: &Exercise, verbose: bool) -> Result<(), ()> { - compile_and_test(exercise, RunMode::NonInteractive, verbose)?; + compile_and_test(exercise, RunMode::NonInteractive, verbose, false)?; Ok(()) } // Invoke the rust compiler without running the resulting binary -fn compile_only(exercise: &Exercise) -> Result { +fn compile_only(exercise: &Exercise, success_hints: bool) -> Result { let progress_bar = ProgressBar::new_spinner(); progress_bar.set_message(format!("Compiling {exercise}...")); progress_bar.enable_steady_tick(100); @@ -59,11 +60,11 @@ fn compile_only(exercise: &Exercise) -> Result { let _ = compile(exercise, &progress_bar)?; progress_bar.finish_and_clear(); - Ok(prompt_for_completion(exercise, None)) + Ok(prompt_for_completion(exercise, None, success_hints)) } // Compile the given Exercise and run the resulting binary in an interactive mode -fn compile_and_run_interactively(exercise: &Exercise) -> Result { +fn compile_and_run_interactively(exercise: &Exercise, success_hints: bool) -> Result { let progress_bar = ProgressBar::new_spinner(); progress_bar.set_message(format!("Compiling {exercise}...")); progress_bar.enable_steady_tick(100); @@ -84,12 +85,12 @@ fn compile_and_run_interactively(exercise: &Exercise) -> Result { } }; - Ok(prompt_for_completion(exercise, Some(output.stdout))) + Ok(prompt_for_completion(exercise, Some(output.stdout), success_hints)) } // Compile the given Exercise as a test harness and display // the output if verbose is set to true -fn compile_and_test(exercise: &Exercise, run_mode: RunMode, verbose: bool) -> Result { +fn compile_and_test(exercise: &Exercise, run_mode: RunMode, verbose: bool, success_hints: bool) -> Result { let progress_bar = ProgressBar::new_spinner(); progress_bar.set_message(format!("Testing {exercise}...")); progress_bar.enable_steady_tick(100); @@ -104,7 +105,7 @@ fn compile_and_test(exercise: &Exercise, run_mode: RunMode, verbose: bool) -> Re println!("{}", output.stdout); } if let RunMode::Interactive = run_mode { - Ok(prompt_for_completion(exercise, None)) + Ok(prompt_for_completion(exercise, None, success_hints)) } else { Ok(true) } @@ -142,12 +143,11 @@ fn compile<'a, 'b>( } } -fn prompt_for_completion(exercise: &Exercise, prompt_output: Option) -> bool { +fn prompt_for_completion(exercise: &Exercise, prompt_output: Option, success_hints: bool) -> bool { let context = match exercise.state() { State::Done => return true, State::Pending(context) => context, }; - match exercise.mode { Mode::Compile => success!("Successfully ran {}!", exercise), Mode::Test => success!("Successfully tested {}!", exercise), @@ -167,7 +167,6 @@ fn prompt_for_completion(exercise: &Exercise, prompt_output: Option) -> Mode::Test => "The code is compiling, and the tests pass!", Mode::Clippy => clippy_success_msg, }; - println!(); if no_emoji { println!("~*~ {success_msg} ~*~") @@ -183,6 +182,13 @@ fn prompt_for_completion(exercise: &Exercise, prompt_output: Option) -> println!("{}", separator()); println!(); } + if success_hints { + println!("Hints:"); + println!("{}", separator()); + println!("{}", exercise.hint); + println!("{}", separator()); + println!(); + } println!("You can keep working on this exercise,"); println!(