Cargo.lock

@@ -656,9 +656,9 @@ checksum = "adad44e29e4c806119491a7f06f03de4d1af22c3a680dd47f1e6e179439d1f56"
 
 [[package]]
 name = "rustix"
-version = "0.38.34"
+version = "0.38.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70dc5ec042f7a43c4a73241207cecc9873a06d45debb38b329f8541d85c2730f"
+checksum = "e3cc72858054fcff6d7dea32df2aeaee6a7c24227366d7ea429aada2f26b16ad"
 dependencies = [
  "bitflags 2.5.0",
  "errno",
@@ -669,7 +669,7 @@ dependencies = [
 
 [[package]]
 name = "rustlings"
-version = "6.0.0-beta.0"
+version = "6.0.0-alpha.0"
 dependencies = [
  "anyhow",
  "assert_cmd",
@@ -687,11 +687,9 @@ dependencies = [
 
 [[package]]
 name = "rustlings-macros"
-version = "6.0.0-beta.0"
+version = "6.0.0-alpha.0"
 dependencies = [
  "quote",
- "serde",
- "toml_edit",
 ]
 
 [[package]]
@@ -954,11 +952,11 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.7"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "134306a13c5647ad6453e8deaec55d3a44d6021970129e6188735e74bf546697"
+checksum = "f29e6f9198ba0d26b4c9f07dbe6f9ed633e1f3d5b8b414090084349e46a52596"
 dependencies = [
- "windows-sys 0.52.0",
+ "winapi",
 ]
 
 [[package]]

Cargo.toml

@@ -8,34 +8,23 @@ exclude = [
 ]
 
 [workspace.package]
-version = "6.0.0-beta.0"
+version = "6.0.0-alpha.0"
 authors = [
   "Liv <mokou@fastmail.com>",
-  "Mo Bitar <mo8it@proton.me>",
-  # Alumni
   "Carol (Nichols || Goulding) <carol.nichols@gmail.com>",
+  "Mo <mo8it@proton.me>",
 ]
-repository = "https://github.com/rust-lang/rustlings"
 license = "MIT"
 edition = "2021"
 
-[workspace.dependencies]
-serde = { version = "1.0.198", features = ["derive"] }
-toml_edit = { version = "0.22.12", default-features = false, features = ["parse", "serde"] }
-
 [package]
 name = "rustlings"
 description = "Small exercises to get you used to reading and writing Rust code!"
 default-run = "rustlings"
 version.workspace = true
 authors.workspace = true
-repository.workspace = true
 license.workspace = true
 edition.workspace = true
-keywords = [
-  "exercise",
-  "learning",
-]
 include = [
   "/exercises/",
   "/info.toml",
@@ -51,9 +40,9 @@ crossterm = "0.27.0"
 hashbrown = "0.14.3"
 notify-debouncer-mini = "0.4.1"
 ratatui = "0.26.2"
-rustlings-macros = { path = "rustlings-macros", version = "6.0.0-beta.0" }
+rustlings-macros = { path = "rustlings-macros", version = "6.0.0-alpha.0" }
-serde.workspace = true
+serde = { version = "1.0.198", features = ["derive"] }
-toml_edit.workspace = true
+toml_edit = { version = "0.22.12", default-features = false, features = ["parse", "serde"] }
 which = "6.0.1"
 
 [dev-dependencies]

README.md

@@ -90,6 +90,11 @@ You can also get the hint for the next pending exercise with the following comma
 rustlings hint
 ```
 
+## Quizzes
+
+After every couple of sections, there will be a quiz that'll test your knowledge on a bunch of sections at once.
+These quizzes are found in `exercises/quizN.rs`.
+
 ## Continuing On
 
 <!-- TODO: Mention third-party exercises -->

exercises/20_threads/README.md

@@ -7,4 +7,3 @@ Within your program, you can also have independent parts that run simultaneously
 
 - [Dining Philosophers example](https://doc.rust-lang.org/1.4.0/book/dining-philosophers.html)
 - [Using Threads to Run Code Simultaneously](https://doc.rust-lang.org/book/ch16-01-threads.html)
-- [Using Message Passing to Transfer Data Between Threads](https://doc.rust-lang.org/book/ch16-02-message-passing.html)

exercises/quizzes/README.md

@@ -1,3 +0,0 @@
-# Quizzes
-
-After every couple of sections, there will be a quiz in this directory that'll test your knowledge on a bunch of sections at once.

info.toml

@@ -175,7 +175,10 @@ mode = "run"
 hint = """
 The error message points to the function `sale_price` and says it expects a type
 after the `->`. This is where the function's return type should be -- take a
-look at the `is_even` function for an example!"""
+look at the `is_even` function for an example!
+
+Also: Did you figure out that, technically, `u32` would be the more fitting type
+for the inputs of the functions here, since the original prices shouldn't be negative? If so, kudos!"""
 
 [[exercises]]
 name = "functions5"
@@ -233,7 +236,6 @@ Make sure the type is consistent across all arms."""
 
 [[exercises]]
 name = "quiz1"
-dir = "quizzes"
 mode = "test"
 hint = "No hints this time ;)"
 
@@ -635,7 +637,6 @@ Learn more at https://doc.rust-lang.org/book/ch08-03-hash-maps.html#updating-a-v
 
 [[exercises]]
 name = "quiz2"
-dir = "quizzes"
 mode = "test"
 hint = "No hints this time ;)"
 
@@ -869,7 +870,6 @@ See the documentation at: https://doc.rust-lang.org/book/ch10-02-traits.html#spe
 
 [[exercises]]
 name = "quiz3"
-dir = "quizzes"
 mode = "test"
 hint = """
 To find the best solution to this challenge you're going to need to think back

rustlings-macros/Cargo.toml

@@ -1,9 +1,8 @@
 [package]
 name = "rustlings-macros"
-description = "A macros crate intended to be used only by Rustlings"
+description = "A macros crate intended to be only used by rustlings"
 version.workspace = true
 authors.workspace = true
-repository.workspace = true
 license.workspace = true
 edition.workspace = true
 
@@ -12,5 +11,3 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.36"
-serde.workspace = true
-toml_edit.workspace = true

rustlings-macros/src/lib.rs

@@ -1,39 +1,86 @@
 use proc_macro::TokenStream;
 use quote::quote;
-use serde::Deserialize;
+use std::{fs::read_dir, panic, path::PathBuf};
 
-#[derive(Deserialize)]
+fn path_to_string(path: PathBuf) -> String {
-struct ExerciseInfo {
+    path.into_os_string()
-    name: String,
+        .into_string()
-    dir: String,
+        .unwrap_or_else(|original| {
-}
+            panic!("The path {} is invalid UTF8", original.to_string_lossy());
-
+        })
-#[derive(Deserialize)]
-struct InfoFile {
-    exercises: Vec<ExerciseInfo>,
 }
 
 #[proc_macro]
 pub fn include_files(_: TokenStream) -> TokenStream {
-    let exercises = toml_edit::de::from_str::<InfoFile>(include_str!("../../info.toml"))
+    let mut files = Vec::with_capacity(8);
-        .expect("Failed to parse `info.toml`")
+    let mut dirs = Vec::with_capacity(128);
-        .exercises;
 
-    let exercise_files = exercises
+    for entry in read_dir("exercises").expect("Failed to open the `exercises` directory") {
-        .iter()
+        let entry = entry.expect("Failed to read the `exercises` directory");
-        .map(|exercise| format!("../exercises/{}/{}.rs", exercise.dir, exercise.name));
+
-    let solution_files = exercises
+        if entry.file_type().unwrap().is_file() {
-        .iter()
+            let path = entry.path();
-        .map(|exercise| format!("../solutions/{}/{}.rs", exercise.dir, exercise.name));
+            if path.file_name().unwrap() != "README.md" {
-    let dirs = exercises.iter().map(|exercise| &exercise.dir);
+                files.push(path_to_string(path));
-    let readmes = exercises
+            }
-        .iter()
+
-        .map(|exercise| format!("../exercises/{}/README.md", exercise.dir));
+            continue;
+        }
+
+        let dir_path = entry.path();
+        let dir_files = read_dir(&dir_path).unwrap_or_else(|e| {
+            panic!("Failed to open the directory {}: {e}", dir_path.display());
+        });
+        let dir_path = path_to_string(dir_path);
+        let dir_files = dir_files.filter_map(|entry| {
+            let entry = entry.unwrap_or_else(|e| {
+                panic!("Failed to read the directory {dir_path}: {e}");
+            });
+            let path = entry.path();
+
+            if !entry.file_type().unwrap().is_file() {
+                panic!("Found {} but expected only files", path.display());
+            }
+
+            if path.file_name().unwrap() == "README.md" {
+                return None;
+            }
+
+            Some(path_to_string(path))
+        });
+
+        dirs.push(quote! {
+            EmbeddedFlatDir {
+                path: #dir_path,
+                readme: EmbeddedFile {
+                    path: ::std::concat!(#dir_path, "/README.md"),
+                    content: ::std::include_bytes!(::std::concat!("../", #dir_path, "/README.md")),
+                },
+                content: &[
+                    #(EmbeddedFile {
+                        path: #dir_files,
+                        content: ::std::include_bytes!(::std::concat!("../", #dir_files)),
+                    }),*
+                ],
+            }
+        });
+    }
 
     quote! {
         EmbeddedFiles {
-            exercise_files: &[#(ExerciseFiles { exercise: include_bytes!(#exercise_files), solution: include_bytes!(#solution_files) }),*],
+            exercises_dir: ExercisesDir {
-            exercise_dirs: &[#(ExerciseDir { name: #dirs, readme: include_bytes!(#readmes) }),*]
+                readme: EmbeddedFile {
+                    path: "exercises/README.md",
+                    content: ::std::include_bytes!("../exercises/README.md"),
+                },
+                files: &[#(
+                     EmbeddedFile {
+                        path: #files,
+                        content: ::std::include_bytes!(::std::concat!("../", #files)),
+                    }
+                ),*],
+                dirs: &[#(#dirs),*],
+            },
         }
     }
     .into()

solutions/00_intro/intro1.rs

@@ -1 +0,0 @@
-// TODO

solutions/00_intro/intro2.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables1.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables2.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables3.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables4.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables5.rs

@@ -1 +0,0 @@
-// TODO

solutions/01_variables/variables6.rs

@@ -1 +0,0 @@
-// TODO

solutions/02_functions/functions1.rs

@@ -1 +0,0 @@
-// TODO

solutions/02_functions/functions2.rs

@@ -1 +0,0 @@
-// TODO

solutions/02_functions/functions3.rs

@@ -1 +0,0 @@
-// TODO

solutions/02_functions/functions4.rs

@@ -1 +0,0 @@
-// TODO

solutions/02_functions/functions5.rs

@@ -1 +0,0 @@
-// TODO

solutions/03_if/if1.rs

@@ -1 +0,0 @@
-// TODO

solutions/03_if/if2.rs

@@ -1 +0,0 @@
-// TODO

solutions/03_if/if3.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types1.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types2.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types3.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types4.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types5.rs

@@ -1 +0,0 @@
-// TODO

solutions/04_primitive_types/primitive_types6.rs

@@ -1 +0,0 @@
-// TODO

solutions/05_vecs/vecs1.rs

@@ -1 +0,0 @@
-// TODO

solutions/05_vecs/vecs2.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics1.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics2.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics3.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics4.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics5.rs

@@ -1 +0,0 @@
-// TODO

solutions/06_move_semantics/move_semantics6.rs

@@ -1 +0,0 @@
-// TODO

solutions/07_structs/structs1.rs

@@ -1 +0,0 @@
-// TODO

solutions/07_structs/structs2.rs

@@ -1 +0,0 @@
-// TODO

solutions/07_structs/structs3.rs

@@ -1 +0,0 @@
-// TODO

solutions/08_enums/enums1.rs

@@ -1 +0,0 @@
-// TODO

solutions/08_enums/enums2.rs

@@ -1 +0,0 @@
-// TODO

solutions/08_enums/enums3.rs

@@ -1 +0,0 @@
-// TODO

solutions/09_strings/strings1.rs

@@ -1 +0,0 @@
-// TODO

solutions/09_strings/strings2.rs

@@ -1 +0,0 @@
-// TODO

solutions/09_strings/strings3.rs

@@ -1 +0,0 @@
-// TODO

solutions/09_strings/strings4.rs

@@ -1 +0,0 @@
-// TODO

solutions/10_modules/modules1.rs

@@ -1 +0,0 @@
-// TODO

solutions/10_modules/modules2.rs

@@ -1 +0,0 @@
-// TODO

solutions/10_modules/modules3.rs

@@ -1 +0,0 @@
-// TODO

solutions/11_hashmaps/hashmaps1.rs

@@ -1 +0,0 @@
-// TODO

solutions/11_hashmaps/hashmaps2.rs

@@ -1 +0,0 @@
-// TODO

solutions/11_hashmaps/hashmaps3.rs

@@ -1 +0,0 @@
-// TODO

solutions/12_options/options1.rs

@@ -1 +0,0 @@
-// TODO

solutions/12_options/options2.rs

@@ -1 +0,0 @@
-// TODO

solutions/12_options/options3.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors1.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors2.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors3.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors4.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors5.rs

@@ -1 +0,0 @@
-// TODO

solutions/13_error_handling/errors6.rs

@@ -1 +0,0 @@
-// TODO

solutions/14_generics/generics1.rs

@@ -1 +0,0 @@
-// TODO

solutions/14_generics/generics2.rs

@@ -1 +0,0 @@
-// TODO

solutions/15_traits/traits1.rs

@@ -1 +0,0 @@
-// TODO

solutions/15_traits/traits2.rs

@@ -1 +0,0 @@
-// TODO

solutions/15_traits/traits3.rs

@@ -1 +0,0 @@
-// TODO

solutions/15_traits/traits4.rs

@@ -1 +0,0 @@
-// TODO

solutions/15_traits/traits5.rs

@@ -1 +0,0 @@
-// TODO

solutions/16_lifetimes/lifetimes1.rs

@@ -1 +0,0 @@
-// TODO

solutions/16_lifetimes/lifetimes2.rs

@@ -1 +0,0 @@
-// TODO

solutions/16_lifetimes/lifetimes3.rs

@@ -1 +0,0 @@
-// TODO

solutions/17_tests/tests1.rs

@@ -1 +0,0 @@
-// TODO

solutions/17_tests/tests2.rs

@@ -1 +0,0 @@
-// TODO

solutions/17_tests/tests3.rs

@@ -1 +0,0 @@
-// TODO

solutions/17_tests/tests4.rs

@@ -1 +0,0 @@
-// TODO

solutions/18_iterators/iterators1.rs

@@ -1 +0,0 @@
-// TODO

solutions/18_iterators/iterators2.rs

@@ -1 +0,0 @@
-// TODO

solutions/18_iterators/iterators3.rs

@@ -1 +0,0 @@
-// TODO

solutions/18_iterators/iterators4.rs

@@ -1 +0,0 @@
-// TODO

solutions/18_iterators/iterators5.rs

@@ -1 +0,0 @@
-// TODO

solutions/19_smart_pointers/arc1.rs

@@ -1 +0,0 @@
-// TODO

solutions/19_smart_pointers/box1.rs

@@ -1 +0,0 @@
-// TODO

solutions/19_smart_pointers/cow1.rs

@@ -1 +0,0 @@
-// TODO

solutions/19_smart_pointers/rc1.rs

@@ -1 +0,0 @@
-// TODO

solutions/20_threads/threads1.rs

@@ -1 +0,0 @@
-// TODO

solutions/20_threads/threads2.rs

@@ -1 +0,0 @@
-// TODO

solutions/20_threads/threads3.rs

@@ -1 +0,0 @@
-// TODO

solutions/21_macros/macros1.rs

@@ -1 +0,0 @@
-// TODO

solutions/21_macros/macros2.rs

@@ -1 +0,0 @@
-// TODO

solutions/21_macros/macros3.rs

@@ -1 +0,0 @@
-// TODO

solutions/21_macros/macros4.rs

@@ -1 +0,0 @@
-// TODO

solutions/22_clippy/clippy1.rs

@@ -1 +0,0 @@
-// TODO

solutions/22_clippy/clippy2.rs

@@ -1 +0,0 @@
-// TODO

solutions/22_clippy/clippy3.rs

@@ -1 +0,0 @@
-// TODO

solutions/23_conversions/as_ref_mut.rs

@@ -1 +0,0 @@
-// TODO