From 627cdc07d07dfe6a740e885e0ddf6900e7ec336b Mon Sep 17 00:00:00 2001
From: marisa <mokou@posteo.de>
Date: Mon, 11 Nov 2019 15:46:32 +0100
Subject: feat: Index exercises by name

BREAKING CHANGE: This changes the way you use `rustlings run` by now
requiring an abridged form of the previous filename, e.g:

`rustlings run exercises/if/if1.rs` becomes
`rustlings run if1`
---
 src/exercise.rs |  2 ++
 src/main.rs     | 14 +++++---------
 2 files changed, 7 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/exercise.rs b/src/exercise.rs
index 6f526e7..9cd88a0 100644
--- a/src/exercise.rs
+++ b/src/exercise.rs
@@ -24,6 +24,7 @@ pub struct ExerciseList {
 
 #[derive(Deserialize)]
 pub struct Exercise {
+    pub name: String,
     pub path: PathBuf,
     pub mode: Mode,
 }
@@ -70,6 +71,7 @@ mod test {
     fn test_clean() {
         File::create(&temp_file()).unwrap();
         let exercise = Exercise {
+            name: String::from("example"),
             path: PathBuf::from("example.rs"),
             mode: Mode::Test,
         };
diff --git a/src/main.rs b/src/main.rs
index aad4cff..100186b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -25,8 +25,7 @@ fn main() {
             SubCommand::with_name("run")
                 .alias("r")
                 .about("Runs/Tests a single exercise")
-                .arg(Arg::with_name("file").required(true).index(1))
-                .arg(Arg::with_name("test").short("t").long("test").help("Run the file as a test")),
+                .arg(Arg::with_name("name").required(true).index(1)),
         )
         .get_matches();
 
@@ -55,20 +54,17 @@ fn main() {
     let exercises = toml::from_str::<ExerciseList>(toml_str).unwrap().exercises;
 
     if let Some(ref matches) = matches.subcommand_matches("run") {
-        let filename = matches.value_of("file").unwrap_or_else(|| {
-            println!("Please supply a file name!");
+        let name = matches.value_of("name").unwrap_or_else(|| {
+            println!("Please supply an exercise name!");
             std::process::exit(1);
         });
 
         let matching_exercise = |e: &&Exercise| {
-            Path::new(filename)
-                .canonicalize()
-                .map(|p| p.ends_with(&e.path))
-                .unwrap_or(false)
+            name == e.name
         };
 
         let exercise = exercises.iter().find(matching_exercise).unwrap_or_else(|| {
-            println!("No exercise found for your file name!");
+            println!("No exercise found for your given name!");
             std::process::exit(1)
         });
 
-- 
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