diff --git a/Cargo.lock b/Cargo.lock index 5cfebe6..b194de6 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -179,7 +179,7 @@ dependencies = [ "heck 0.5.0", "proc-macro2", "quote", - "syn 2.0.58", + "syn", ] [[package]] @@ -311,15 +311,6 @@ dependencies = [ "libc", ] -[[package]] -name = "gen-dev-cargo-toml" -version = "0.0.0" -dependencies = [ - "anyhow", - "serde", - "toml_edit", -] - [[package]] name = "hashbrown" version = "0.14.3" @@ -589,9 +580,9 @@ dependencies = [ [[package]] name = "proc-macro2" -version = "1.0.79" +version = "1.0.81" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "e835ff2298f5721608eb1a980ecaee1aef2c132bf95ecc026a11b7bf3c01c02e" +checksum = "3d1597b0c024618f09a9c3b8655b7e430397a36d23fdafec26d6965e9eec3eba" dependencies = [ "unicode-ident", ] @@ -607,9 +598,9 @@ dependencies = [ [[package]] name = "ratatui" -version = "0.26.1" +version = "0.26.2" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "bcb12f8fbf6c62614b0d56eb352af54f6a22410c3b079eb53ee93c7b97dd31d8" +checksum = "a564a852040e82671dc50a37d88f3aa83bbc690dfc6844cfe7a2591620206a80" dependencies = [ "bitflags 2.5.0", "cassowary", @@ -678,7 +669,7 @@ dependencies = [ [[package]] name = "rustlings" -version = "6.0.0" +version = "6.0.0-alpha.0" dependencies = [ "anyhow", "assert_cmd", @@ -696,7 +687,7 @@ dependencies = [ [[package]] name = "rustlings-macros" -version = "6.0.0" +version = "6.0.0-alpha.0" dependencies = [ "quote", ] @@ -730,22 +721,22 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" [[package]] name = "serde" -version = "1.0.197" +version = "1.0.198" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "3fb1c873e1b9b056a4dc4c0c198b24c3ffa059243875552b2bd0933b1aee4ce2" +checksum = "9846a40c979031340571da2545a4e5b7c4163bdae79b301d5f86d03979451fcc" dependencies = [ "serde_derive", ] [[package]] name = "serde_derive" -version = "1.0.197" +version = "1.0.198" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b" +checksum = "e88edab869b01783ba905e7d0153f9fc1a6505a96e4ad3018011eedb838566d9" dependencies = [ "proc-macro2", "quote", - "syn 2.0.58", + "syn", ] [[package]] @@ -795,12 +786,12 @@ checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67" [[package]] name = "stability" -version = "0.1.1" +version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "ebd1b177894da2a2d9120208c3386066af06a488255caabc5de8ddca22dbc3ce" +checksum = "2ff9eaf853dec4c8802325d8b6d3dffa86cc707fd7a1a4cdbf416e13b061787a" dependencies = [ "quote", - "syn 1.0.109", + "syn", ] [[package]] @@ -834,25 +825,14 @@ dependencies = [ "proc-macro2", "quote", "rustversion", - "syn 2.0.58", + "syn", ] [[package]] name = "syn" -version = "1.0.109" +version = "2.0.59" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237" -dependencies = [ - "proc-macro2", - "quote", - "unicode-ident", -] - -[[package]] -name = "syn" -version = "2.0.58" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "44cfb93f38070beee36b3fef7d4f5a16f27751d94b187b666a5cc5e9b0d30687" +checksum = "4a6531ffc7b071655e4ce2e04bd464c4830bb585a61cabb96cf808f05172615a" dependencies = [ "proc-macro2", "quote", @@ -1156,5 +1136,5 @@ checksum = "9ce1b18ccd8e73a9321186f97e46f9f04b778851177567b1975109d26a08d2a6" dependencies = [ "proc-macro2", "quote", - "syn 2.0.58", + "syn", ] diff --git a/Cargo.toml b/Cargo.toml index 07865ab..5e3be11 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -6,24 +6,17 @@ exclude = [ "tests/fixture/success", "dev", ] -members = [ - "gen-dev-cargo-toml", -] [workspace.package] -version = "6.0.0" +version = "6.0.0-alpha.0" authors = [ "Liv ", "Carol (Nichols || Goulding) ", + "Mo ", ] license = "MIT" edition = "2021" -[workspace.dependencies] -anyhow = "1.0.82" -serde = { version = "1.0.197", features = ["derive"] } -toml_edit = { version = "0.22.9", default-features = false, features = ["parse", "serde"] } - [package] name = "rustlings" description = "Small exercises to get you used to reading and writing Rust code!" @@ -32,17 +25,24 @@ version.workspace = true authors.workspace = true license.workspace = true edition.workspace = true +include = [ + "/exercises/", + "/info.toml", + "/LICENSE", + "/README.md", + "/src/", +] [dependencies] -anyhow.workspace = true +anyhow = "1.0.82" clap = { version = "4.5.4", features = ["derive"] } crossterm = "0.27.0" hashbrown = "0.14.3" notify-debouncer-mini = "0.4.1" -ratatui = "0.26.1" -rustlings-macros = { path = "rustlings-macros" } -serde.workspace = true -toml_edit.workspace = true +ratatui = "0.26.2" +rustlings-macros = { path = "rustlings-macros", version = "6.0.0-alpha.0" } +serde = { version = "1.0.198", features = ["derive"] } +toml_edit = { version = "0.22.9", default-features = false, features = ["parse", "serde"] } which = "6.0.1" [dev-dependencies] diff --git a/dev/Cargo.toml b/dev/Cargo.toml index 1d230eb..e66973e 100644 --- a/dev/Cargo.toml +++ b/dev/Cargo.toml @@ -1,6 +1,4 @@ -# This file is a hack to allow using `cargo run` to test `rustlings` during development. -# You shouldn't edit it manually. It is created and updated by running `cargo run -p gen-dev-cargo-toml`. - +# Don't edit the `bin` list manually! It is updated by `cargo run -- dev update` bin = [ { name = "intro1", path = "../exercises/00_intro/intro1.rs" }, { name = "intro2", path = "../exercises/00_intro/intro2.rs" }, diff --git a/exercises/00_intro/intro1.rs b/exercises/00_intro/intro1.rs index 170d195..7000039 100644 --- a/exercises/00_intro/intro1.rs +++ b/exercises/00_intro/intro1.rs @@ -1,5 +1,3 @@ -// intro1.rs -// // We sometimes encourage you to keep trying things on a given exercise, even // after you already figured it out. If you got everything working and feel // ready for the next exercise, remove the `I AM NOT DONE` comment below. @@ -8,9 +6,6 @@ // reloaded when you change one of the lines below! Try adding a `println!` // line, or try changing what it outputs in your terminal. Try removing a // semicolon and see what happens! -// -// Execute `rustlings hint intro1` or use the `hint` watch subcommand for a -// hint. fn main() { println!("Hello and"); diff --git a/exercises/00_intro/intro2.rs b/exercises/00_intro/intro2.rs index 84e0d75..c7a3ab2 100644 --- a/exercises/00_intro/intro2.rs +++ b/exercises/00_intro/intro2.rs @@ -1,9 +1,4 @@ -// intro2.rs -// // Make the code print a greeting to the world. -// -// Execute `rustlings hint intro2` or use the `hint` watch subcommand for a -// hint. fn main() { printline!("Hello there!") diff --git a/exercises/01_variables/variables1.rs b/exercises/01_variables/variables1.rs index 56408f3..3035bfa 100644 --- a/exercises/01_variables/variables1.rs +++ b/exercises/01_variables/variables1.rs @@ -1,9 +1,4 @@ -// variables1.rs -// // Make me compile! -// -// Execute `rustlings hint variables1` or use the `hint` watch subcommand for a -// hint. fn main() { x = 5; diff --git a/exercises/01_variables/variables2.rs b/exercises/01_variables/variables2.rs index 0f417e0..ce2dd85 100644 --- a/exercises/01_variables/variables2.rs +++ b/exercises/01_variables/variables2.rs @@ -1,8 +1,3 @@ -// variables2.rs -// -// Execute `rustlings hint variables2` or use the `hint` watch subcommand for a -// hint. - fn main() { let x; if x == 10 { diff --git a/exercises/01_variables/variables3.rs b/exercises/01_variables/variables3.rs index 421c6b1..488385b 100644 --- a/exercises/01_variables/variables3.rs +++ b/exercises/01_variables/variables3.rs @@ -1,8 +1,3 @@ -// variables3.rs -// -// Execute `rustlings hint variables3` or use the `hint` watch subcommand for a -// hint. - fn main() { let x: i32; println!("Number {}", x); diff --git a/exercises/01_variables/variables4.rs b/exercises/01_variables/variables4.rs index 68f8f50..67be127 100644 --- a/exercises/01_variables/variables4.rs +++ b/exercises/01_variables/variables4.rs @@ -1,8 +1,3 @@ -// variables4.rs -// -// Execute `rustlings hint variables4` or use the `hint` watch subcommand for a -// hint. - fn main() { let x = 3; println!("Number {}", x); diff --git a/exercises/01_variables/variables5.rs b/exercises/01_variables/variables5.rs index 7014c56..3a74541 100644 --- a/exercises/01_variables/variables5.rs +++ b/exercises/01_variables/variables5.rs @@ -1,8 +1,3 @@ -// variables5.rs -// -// Execute `rustlings hint variables5` or use the `hint` watch subcommand for a -// hint. - fn main() { let number = "T-H-R-E-E"; // don't change this line println!("Spell a Number : {}", number); diff --git a/exercises/01_variables/variables6.rs b/exercises/01_variables/variables6.rs index 9f47682..4746331 100644 --- a/exercises/01_variables/variables6.rs +++ b/exercises/01_variables/variables6.rs @@ -1,8 +1,3 @@ -// variables6.rs -// -// Execute `rustlings hint variables6` or use the `hint` watch subcommand for a -// hint. - const NUMBER = 3; fn main() { println!("Number {}", NUMBER); diff --git a/exercises/02_functions/functions1.rs b/exercises/02_functions/functions1.rs index 2365f91..4e3b103 100644 --- a/exercises/02_functions/functions1.rs +++ b/exercises/02_functions/functions1.rs @@ -1,8 +1,3 @@ -// functions1.rs -// -// Execute `rustlings hint functions1` or use the `hint` watch subcommand for a -// hint. - fn main() { call_me(); } diff --git a/exercises/02_functions/functions2.rs b/exercises/02_functions/functions2.rs index 64dbd66..84e09cd 100644 --- a/exercises/02_functions/functions2.rs +++ b/exercises/02_functions/functions2.rs @@ -1,8 +1,3 @@ -// functions2.rs -// -// Execute `rustlings hint functions2` or use the `hint` watch subcommand for a -// hint. - fn main() { call_me(3); } diff --git a/exercises/02_functions/functions3.rs b/exercises/02_functions/functions3.rs index 5037121..66fb6d3 100644 --- a/exercises/02_functions/functions3.rs +++ b/exercises/02_functions/functions3.rs @@ -1,8 +1,3 @@ -// functions3.rs -// -// Execute `rustlings hint functions3` or use the `hint` watch subcommand for a -// hint. - fn main() { call_me(); } diff --git a/exercises/02_functions/functions4.rs b/exercises/02_functions/functions4.rs index 6b449ed..06d3b1b 100644 --- a/exercises/02_functions/functions4.rs +++ b/exercises/02_functions/functions4.rs @@ -1,12 +1,7 @@ -// functions4.rs -// // This store is having a sale where if the price is an even number, you get 10 // Rustbucks off, but if it's an odd number, it's 3 Rustbucks off. (Don't worry // about the function bodies themselves, we're only interested in the signatures // for now. If anything, this is a good way to peek ahead to future exercises!) -// -// Execute `rustlings hint functions4` or use the `hint` watch subcommand for a -// hint. fn main() { let original_price = 51; diff --git a/exercises/02_functions/functions5.rs b/exercises/02_functions/functions5.rs index 0c96322..3bb5e52 100644 --- a/exercises/02_functions/functions5.rs +++ b/exercises/02_functions/functions5.rs @@ -1,8 +1,3 @@ -// functions5.rs -// -// Execute `rustlings hint functions5` or use the `hint` watch subcommand for a -// hint. - fn main() { let answer = square(3); println!("The square of 3 is {}", answer); diff --git a/exercises/03_if/if1.rs b/exercises/03_if/if1.rs index a1df66b..52dee0b 100644 --- a/exercises/03_if/if1.rs +++ b/exercises/03_if/if1.rs @@ -1,7 +1,3 @@ -// if1.rs -// -// Execute `rustlings hint if1` or use the `hint` watch subcommand for a hint. - pub fn bigger(a: i32, b: i32) -> i32 { // Complete this function to return the bigger number! // If both numbers are equal, any of them can be returned. @@ -10,6 +6,10 @@ pub fn bigger(a: i32, b: i32) -> i32 { // - additional variables } +fn main() { + // You can optionally experiment here. +} + // Don't mind this for now :) #[cfg(test)] mod tests { diff --git a/exercises/03_if/if2.rs b/exercises/03_if/if2.rs index 7b9c05f..a06bba5 100644 --- a/exercises/03_if/if2.rs +++ b/exercises/03_if/if2.rs @@ -1,9 +1,5 @@ -// if2.rs -// // Step 1: Make me compile! // Step 2: Get the bar_for_fuzz and default_to_baz tests passing! -// -// Execute `rustlings hint if2` or use the `hint` watch subcommand for a hint. pub fn foo_if_fizz(fizzish: &str) -> &str { if fizzish == "fizz" { @@ -13,6 +9,10 @@ pub fn foo_if_fizz(fizzish: &str) -> &str { } } +fn main() { + // You can optionally experiment here. +} + // No test changes needed! #[cfg(test)] mod tests { diff --git a/exercises/03_if/if3.rs b/exercises/03_if/if3.rs index caba172..1d9b7c2 100644 --- a/exercises/03_if/if3.rs +++ b/exercises/03_if/if3.rs @@ -1,7 +1,3 @@ -// if3.rs -// -// Execute `rustlings hint if3` or use the `hint` watch subcommand for a hint. - pub fn animal_habitat(animal: &str) -> &'static str { let identifier = if animal == "crab" { 1 @@ -27,6 +23,10 @@ pub fn animal_habitat(animal: &str) -> &'static str { habitat } +fn main() { + // You can optionally experiment here. +} + // No test changes needed. #[cfg(test)] mod tests { diff --git a/exercises/04_primitive_types/primitive_types1.rs b/exercises/04_primitive_types/primitive_types1.rs index f9169c8..0002651 100644 --- a/exercises/04_primitive_types/primitive_types1.rs +++ b/exercises/04_primitive_types/primitive_types1.rs @@ -1,7 +1,4 @@ -// primitive_types1.rs -// -// Fill in the rest of the line that has code missing! No hints, there's no -// tricks, just get used to typing these :) +// Fill in the rest of the line that has code missing! fn main() { // Booleans (`bool`) diff --git a/exercises/04_primitive_types/primitive_types2.rs b/exercises/04_primitive_types/primitive_types2.rs index 1911b12..29c7471 100644 --- a/exercises/04_primitive_types/primitive_types2.rs +++ b/exercises/04_primitive_types/primitive_types2.rs @@ -1,8 +1,3 @@ -// primitive_types2.rs -// -// Fill in the rest of the line that has code missing! No hints, there's no -// tricks, just get used to typing these :) - fn main() { // Characters (`char`) diff --git a/exercises/04_primitive_types/primitive_types3.rs b/exercises/04_primitive_types/primitive_types3.rs index 70a8cc2..5095fc4 100644 --- a/exercises/04_primitive_types/primitive_types3.rs +++ b/exercises/04_primitive_types/primitive_types3.rs @@ -1,9 +1,4 @@ -// primitive_types3.rs -// // Create an array with at least 100 elements in it where the ??? is. -// -// Execute `rustlings hint primitive_types3` or use the `hint` watch subcommand -// for a hint. fn main() { let a = ??? diff --git a/exercises/04_primitive_types/primitive_types4.rs b/exercises/04_primitive_types/primitive_types4.rs index 8ed0a82..c583ae1 100644 --- a/exercises/04_primitive_types/primitive_types4.rs +++ b/exercises/04_primitive_types/primitive_types4.rs @@ -1,15 +1,19 @@ -// primitive_types4.rs -// // Get a slice out of Array a where the ??? is so that the test passes. -// -// Execute `rustlings hint primitive_types4` or use the `hint` watch subcommand -// for a hint. -#[test] -fn slice_out_of_array() { - let a = [1, 2, 3, 4, 5]; - - let nice_slice = ??? - - assert_eq!([2, 3, 4], nice_slice) +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn slice_out_of_array() { + let a = [1, 2, 3, 4, 5]; + + let nice_slice = ??? + + assert_eq!([2, 3, 4], nice_slice) + } } diff --git a/exercises/04_primitive_types/primitive_types5.rs b/exercises/04_primitive_types/primitive_types5.rs index 5754a3d..f2216a5 100644 --- a/exercises/04_primitive_types/primitive_types5.rs +++ b/exercises/04_primitive_types/primitive_types5.rs @@ -1,9 +1,4 @@ -// primitive_types5.rs -// // Destructure the `cat` tuple so that the println will work. -// -// Execute `rustlings hint primitive_types5` or use the `hint` watch subcommand -// for a hint. fn main() { let cat = ("Furry McFurson", 3.5); diff --git a/exercises/04_primitive_types/primitive_types6.rs b/exercises/04_primitive_types/primitive_types6.rs index 5f82f10..83cec24 100644 --- a/exercises/04_primitive_types/primitive_types6.rs +++ b/exercises/04_primitive_types/primitive_types6.rs @@ -1,17 +1,21 @@ -// primitive_types6.rs -// // Use a tuple index to access the second element of `numbers`. You can put the // expression for the second element where ??? is so that the test passes. -// -// Execute `rustlings hint primitive_types6` or use the `hint` watch subcommand -// for a hint. -#[test] -fn indexing_tuple() { - let numbers = (1, 2, 3); - // Replace below ??? with the tuple indexing syntax. - let second = ???; - - assert_eq!(2, second, - "This is not the 2nd number in the tuple!") +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn indexing_tuple() { + let numbers = (1, 2, 3); + // Replace below ??? with the tuple indexing syntax. + let second = ???; + + assert_eq!(2, second, + "This is not the 2nd number in the tuple!") + } } diff --git a/exercises/05_vecs/vecs1.rs b/exercises/05_vecs/vecs1.rs index c64acbb..ddcad84 100644 --- a/exercises/05_vecs/vecs1.rs +++ b/exercises/05_vecs/vecs1.rs @@ -1,11 +1,7 @@ -// vecs1.rs -// // Your task is to create a `Vec` which holds the exact same elements as in the // array `a`. // // Make me compile and pass the test! -// -// Execute `rustlings hint vecs1` or use the `hint` watch subcommand for a hint. fn array_and_vec() -> ([i32; 4], Vec) { let a = [10, 20, 30, 40]; // a plain array @@ -14,6 +10,10 @@ fn array_and_vec() -> ([i32; 4], Vec) { (a, v) } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/05_vecs/vecs2.rs b/exercises/05_vecs/vecs2.rs index d64d3d1..e72209c 100644 --- a/exercises/05_vecs/vecs2.rs +++ b/exercises/05_vecs/vecs2.rs @@ -1,11 +1,7 @@ -// vecs2.rs -// // A Vec of even numbers is given. Your task is to complete the loop so that // each number in the Vec is multiplied by 2. // // Make me pass the test! -// -// Execute `rustlings hint vecs2` or use the `hint` watch subcommand for a hint. fn vec_loop(mut v: Vec) -> Vec { for element in v.iter_mut() { @@ -26,6 +22,10 @@ fn vec_map(v: &Vec) -> Vec { }).collect() } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/06_move_semantics/move_semantics1.rs b/exercises/06_move_semantics/move_semantics1.rs index c612ba9..8c3fe3a 100644 --- a/exercises/06_move_semantics/move_semantics1.rs +++ b/exercises/06_move_semantics/move_semantics1.rs @@ -1,17 +1,3 @@ -// move_semantics1.rs -// -// Execute `rustlings hint move_semantics1` or use the `hint` watch subcommand -// for a hint. - -#[test] -fn main() { - let vec0 = vec![22, 44, 66]; - - let vec1 = fill_vec(vec0); - - assert_eq!(vec1, vec![22, 44, 66, 88]); -} - fn fill_vec(vec: Vec) -> Vec { let vec = vec; @@ -19,3 +5,21 @@ fn fill_vec(vec: Vec) -> Vec { vec } + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics1() { + let vec0 = vec![22, 44, 66]; + + let vec1 = fill_vec(vec0); + + assert_eq!(vec1, vec![22, 44, 66, 88]); + } +} diff --git a/exercises/06_move_semantics/move_semantics2.rs b/exercises/06_move_semantics/move_semantics2.rs index 3457d11..d087911 100644 --- a/exercises/06_move_semantics/move_semantics2.rs +++ b/exercises/06_move_semantics/move_semantics2.rs @@ -1,19 +1,4 @@ -// move_semantics2.rs -// // Make the test pass by finding a way to keep both Vecs separate! -// -// Execute `rustlings hint move_semantics2` or use the `hint` watch subcommand -// for a hint. - -#[test] -fn main() { - let vec0 = vec![22, 44, 66]; - - let vec1 = fill_vec(vec0); - - assert_eq!(vec0, vec![22, 44, 66]); - assert_eq!(vec1, vec![22, 44, 66, 88]); -} fn fill_vec(vec: Vec) -> Vec { let mut vec = vec; @@ -22,3 +7,22 @@ fn fill_vec(vec: Vec) -> Vec { vec } + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics2() { + let vec0 = vec![22, 44, 66]; + + let vec1 = fill_vec(vec0); + + assert_eq!(vec0, vec![22, 44, 66]); + assert_eq!(vec1, vec![22, 44, 66, 88]); + } +} diff --git a/exercises/06_move_semantics/move_semantics3.rs b/exercises/06_move_semantics/move_semantics3.rs index 9415eb1..24e3597 100644 --- a/exercises/06_move_semantics/move_semantics3.rs +++ b/exercises/06_move_semantics/move_semantics3.rs @@ -1,22 +1,26 @@ -// move_semantics3.rs -// // Make me compile without adding new lines -- just changing existing lines! (no // lines with multiple semicolons necessary!) -// -// Execute `rustlings hint move_semantics3` or use the `hint` watch subcommand -// for a hint. - -#[test] -fn main() { - let vec0 = vec![22, 44, 66]; - - let vec1 = fill_vec(vec0); - - assert_eq!(vec1, vec![22, 44, 66, 88]); -} fn fill_vec(vec: Vec) -> Vec { vec.push(88); vec } + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics3() { + let vec0 = vec![22, 44, 66]; + + let vec1 = fill_vec(vec0); + + assert_eq!(vec1, vec![22, 44, 66, 88]); + } +} diff --git a/exercises/06_move_semantics/move_semantics4.rs b/exercises/06_move_semantics/move_semantics4.rs index 1509f5d..b662224 100644 --- a/exercises/06_move_semantics/move_semantics4.rs +++ b/exercises/06_move_semantics/move_semantics4.rs @@ -1,20 +1,6 @@ -// move_semantics4.rs -// // Refactor this code so that instead of passing `vec0` into the `fill_vec` // function, the Vector gets created in the function itself and passed back to -// the main function. -// -// Execute `rustlings hint move_semantics4` or use the `hint` watch subcommand -// for a hint. - -#[test] -fn main() { - let vec0 = vec![22, 44, 66]; - - let vec1 = fill_vec(vec0); - - assert_eq!(vec1, vec![22, 44, 66, 88]); -} +// the test function. // `fill_vec()` no longer takes `vec: Vec` as argument - don't change this! fn fill_vec() -> Vec { @@ -25,3 +11,21 @@ fn fill_vec() -> Vec { vec } + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics4() { + let vec0 = vec![22, 44, 66]; + + let vec1 = fill_vec(vec0); + + assert_eq!(vec1, vec![22, 44, 66, 88]); + } +} diff --git a/exercises/06_move_semantics/move_semantics5.rs b/exercises/06_move_semantics/move_semantics5.rs index c84d2fe..b34560a 100644 --- a/exercises/06_move_semantics/move_semantics5.rs +++ b/exercises/06_move_semantics/move_semantics5.rs @@ -1,17 +1,21 @@ -// move_semantics5.rs -// -// Make me compile only by reordering the lines in `main()`, but without adding, +// Make me compile only by reordering the lines in the test, but without adding, // changing or removing any of them. -// -// Execute `rustlings hint move_semantics5` or use the `hint` watch subcommand -// for a hint. -#[test] fn main() { - let mut x = 100; - let y = &mut x; - let z = &mut x; - *y += 100; - *z += 1000; - assert_eq!(x, 1200); + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics5() { + let mut x = 100; + let y = &mut x; + let z = &mut x; + *y += 100; + *z += 1000; + assert_eq!(x, 1200); + } } diff --git a/exercises/06_move_semantics/move_semantics6.rs b/exercises/06_move_semantics/move_semantics6.rs index 6059e61..2ad71db 100644 --- a/exercises/06_move_semantics/move_semantics6.rs +++ b/exercises/06_move_semantics/move_semantics6.rs @@ -1,9 +1,4 @@ -// move_semantics6.rs -// // You can't change anything except adding or removing references. -// -// Execute `rustlings hint move_semantics6` or use the `hint` watch subcommand -// for a hint. fn main() { let data = "Rust is great!".to_string(); diff --git a/exercises/07_structs/structs1.rs b/exercises/07_structs/structs1.rs index 2978121..62f1421 100644 --- a/exercises/07_structs/structs1.rs +++ b/exercises/07_structs/structs1.rs @@ -1,9 +1,4 @@ -// structs1.rs -// // Address all the TODOs to make the tests pass! -// -// Execute `rustlings hint structs1` or use the `hint` watch subcommand for a -// hint. struct ColorClassicStruct { // TODO: Something goes here @@ -14,6 +9,10 @@ struct ColorTupleStruct(/* TODO: Something goes here */); #[derive(Debug)] struct UnitLikeStruct; +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/07_structs/structs2.rs b/exercises/07_structs/structs2.rs index a7a2dec..451dbe7 100644 --- a/exercises/07_structs/structs2.rs +++ b/exercises/07_structs/structs2.rs @@ -1,9 +1,4 @@ -// structs2.rs -// // Address all the TODOs to make the tests pass! -// -// Execute `rustlings hint structs2` or use the `hint` watch subcommand for a -// hint. #[derive(Debug)] struct Order { @@ -28,6 +23,10 @@ fn create_order_template() -> Order { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/07_structs/structs3.rs b/exercises/07_structs/structs3.rs index 9835b81..10adb48 100644 --- a/exercises/07_structs/structs3.rs +++ b/exercises/07_structs/structs3.rs @@ -1,11 +1,6 @@ -// structs3.rs -// // Structs contain data, but can also have logic. In this exercise we have // defined the Package struct and we want to test some logic attached to it. // Make the code compile and the tests pass! -// -// Execute `rustlings hint structs3` or use the `hint` watch subcommand for a -// hint. #[derive(Debug)] struct Package { @@ -38,6 +33,10 @@ impl Package { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/08_enums/enums1.rs b/exercises/08_enums/enums1.rs index 330269c..d63de83 100644 --- a/exercises/08_enums/enums1.rs +++ b/exercises/08_enums/enums1.rs @@ -1,7 +1,3 @@ -// enums1.rs -// -// No hints this time! ;) - #[derive(Debug)] enum Message { // TODO: define a few types of messages as used below diff --git a/exercises/08_enums/enums2.rs b/exercises/08_enums/enums2.rs index f0e4e6d..f3b803f 100644 --- a/exercises/08_enums/enums2.rs +++ b/exercises/08_enums/enums2.rs @@ -1,8 +1,3 @@ -// enums2.rs -// -// Execute `rustlings hint enums2` or use the `hint` watch subcommand for a -// hint. - #[derive(Debug)] enum Message { // TODO: define the different variants used below diff --git a/exercises/08_enums/enums3.rs b/exercises/08_enums/enums3.rs index 580a553..edac3df 100644 --- a/exercises/08_enums/enums3.rs +++ b/exercises/08_enums/enums3.rs @@ -1,9 +1,4 @@ -// enums3.rs -// // Address all the TODOs to make the tests pass! -// -// Execute `rustlings hint enums3` or use the `hint` watch subcommand for a -// hint. enum Message { // TODO: implement the message variant types based on their usage below @@ -45,6 +40,10 @@ impl State { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/09_strings/strings1.rs b/exercises/09_strings/strings1.rs index a1255a3..de762eb 100644 --- a/exercises/09_strings/strings1.rs +++ b/exercises/09_strings/strings1.rs @@ -1,9 +1,4 @@ -// strings1.rs -// // Make me compile without changing the function signature! -// -// Execute `rustlings hint strings1` or use the `hint` watch subcommand for a -// hint. fn main() { let answer = current_favorite_color(); diff --git a/exercises/09_strings/strings2.rs b/exercises/09_strings/strings2.rs index ba76fe6..4768278 100644 --- a/exercises/09_strings/strings2.rs +++ b/exercises/09_strings/strings2.rs @@ -1,9 +1,4 @@ -// strings2.rs -// // Make me compile without changing the function signature! -// -// Execute `rustlings hint strings2` or use the `hint` watch subcommand for a -// hint. fn main() { let word = String::from("green"); // Try not changing this line :) diff --git a/exercises/09_strings/strings3.rs b/exercises/09_strings/strings3.rs index dedc081..f83a531 100644 --- a/exercises/09_strings/strings3.rs +++ b/exercises/09_strings/strings3.rs @@ -1,8 +1,3 @@ -// strings3.rs -// -// Execute `rustlings hint strings3` or use the `hint` watch subcommand for a -// hint. - fn trim_me(input: &str) -> String { // TODO: Remove whitespace from both ends of a string! ??? @@ -18,6 +13,10 @@ fn replace_me(input: &str) -> String { ??? } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/09_strings/strings4.rs b/exercises/09_strings/strings4.rs index a034aa4..1f3d88b 100644 --- a/exercises/09_strings/strings4.rs +++ b/exercises/09_strings/strings4.rs @@ -1,11 +1,7 @@ -// strings4.rs -// -// Ok, here are a bunch of values-- some are `String`s, some are `&str`s. Your +// Ok, here are a bunch of values - some are `String`s, some are `&str`s. Your // task is to call one of these two functions on each value depending on what // you think each value is. That is, add either `string_slice` or `string` // before the parentheses on each line. If you're right, it will compile! -// -// No hints this time! fn string_slice(arg: &str) { println!("{}", arg); diff --git a/exercises/10_modules/modules1.rs b/exercises/10_modules/modules1.rs index c750946..931a3e2 100644 --- a/exercises/10_modules/modules1.rs +++ b/exercises/10_modules/modules1.rs @@ -1,8 +1,3 @@ -// modules1.rs -// -// Execute `rustlings hint modules1` or use the `hint` watch subcommand for a -// hint. - mod sausage_factory { // Don't let anybody outside of this module see this! fn get_secret_recipe() -> String { diff --git a/exercises/10_modules/modules2.rs b/exercises/10_modules/modules2.rs index 4d3106c..5f8b0d5 100644 --- a/exercises/10_modules/modules2.rs +++ b/exercises/10_modules/modules2.rs @@ -1,11 +1,6 @@ -// modules2.rs -// // You can bring module paths into scopes and provide new names for them with // the 'use' and 'as' keywords. Fix these 'use' statements to make the code // compile. -// -// Execute `rustlings hint modules2` or use the `hint` watch subcommand for a -// hint. mod delicious_snacks { // TODO: Fix these use statements diff --git a/exercises/10_modules/modules3.rs b/exercises/10_modules/modules3.rs index c211a76..eff24a9 100644 --- a/exercises/10_modules/modules3.rs +++ b/exercises/10_modules/modules3.rs @@ -1,12 +1,7 @@ -// modules3.rs -// // You can use the 'use' keyword to bring module paths from modules from // anywhere and especially from the Rust standard library into your scope. Bring // SystemTime and UNIX_EPOCH from the std::time module. Bonus style points if // you can do it with one line! -// -// Execute `rustlings hint modules3` or use the `hint` watch subcommand for a -// hint. // TODO: Complete this use statement use ??? diff --git a/exercises/11_hashmaps/hashmaps1.rs b/exercises/11_hashmaps/hashmaps1.rs index 5a52f61..e646ed7 100644 --- a/exercises/11_hashmaps/hashmaps1.rs +++ b/exercises/11_hashmaps/hashmaps1.rs @@ -1,5 +1,3 @@ -// hashmaps1.rs -// // A basket of fruits in the form of a hash map needs to be defined. The key // represents the name of the fruit and the value represents how many of that // particular fruit is in the basket. You have to put at least three different @@ -7,9 +5,6 @@ // of all the fruits should be at least five. // // Make me compile and pass the tests! -// -// Execute `rustlings hint hashmaps1` or use the `hint` watch subcommand for a -// hint. use std::collections::HashMap; @@ -24,6 +19,10 @@ fn fruit_basket() -> HashMap { basket } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/11_hashmaps/hashmaps2.rs b/exercises/11_hashmaps/hashmaps2.rs index 2730643..e6380d9 100644 --- a/exercises/11_hashmaps/hashmaps2.rs +++ b/exercises/11_hashmaps/hashmaps2.rs @@ -1,5 +1,3 @@ -// hashmaps2.rs -// // We're collecting different fruits to bake a delicious fruit cake. For this, // we have a basket, which we'll represent in the form of a hash map. The key // represents the name of each fruit we collect and the value represents how @@ -10,9 +8,6 @@ // to insert any more of these fruits! // // Make me pass the tests! -// -// Execute `rustlings hint hashmaps2` or use the `hint` watch subcommand for a -// hint. use std::collections::HashMap; @@ -41,6 +36,10 @@ fn fruit_basket(basket: &mut HashMap) { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; @@ -79,7 +78,7 @@ mod tests { let count = basket.values().sum::(); assert!(count > 11); } - + #[test] fn all_fruit_types_in_basket() { let mut basket = get_fruit_basket(); diff --git a/exercises/11_hashmaps/hashmaps3.rs b/exercises/11_hashmaps/hashmaps3.rs index 775a401..070c370 100644 --- a/exercises/11_hashmaps/hashmaps3.rs +++ b/exercises/11_hashmaps/hashmaps3.rs @@ -1,19 +1,14 @@ -// hashmaps3.rs -// // A list of scores (one per line) of a soccer match is given. Each line is of // the form : ",,," // Example: England,France,4,2 (England scored 4 goals, France 2). // // You have to build a scores table containing the name of the team, the total -// number of goals the team scored, and the total number of goals the team -// conceded. One approach to build the scores table is to use a Hashmap. -// The solution is partially written to use a Hashmap, +// number of goals the team scored, and the total number of goals the team +// conceded. One approach to build the scores table is to use a Hashmap. +// The solution is partially written to use a Hashmap, // complete it to pass the test. // // Make me pass the tests! -// -// Execute `rustlings hint hashmaps3` or use the `hint` watch subcommand for a -// hint. use std::collections::HashMap; @@ -42,6 +37,10 @@ fn build_scores_table(results: String) -> HashMap { scores } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/12_options/options1.rs b/exercises/12_options/options1.rs index ba4b1cd..b7cf7b0 100644 --- a/exercises/12_options/options1.rs +++ b/exercises/12_options/options1.rs @@ -1,8 +1,3 @@ -// options1.rs -// -// Execute `rustlings hint options1` or use the `hint` watch subcommand for a -// hint. - // This function returns how much icecream there is left in the fridge. // If it's before 10PM, there's 5 scoops left. At 10PM, someone eats it // all, so there'll be no more left :( @@ -14,6 +9,10 @@ fn maybe_icecream(time_of_day: u16) -> Option { ??? } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/12_options/options2.rs b/exercises/12_options/options2.rs index 73f707e..01f84c5 100644 --- a/exercises/12_options/options2.rs +++ b/exercises/12_options/options2.rs @@ -1,7 +1,6 @@ -// options2.rs -// -// Execute `rustlings hint options2` or use the `hint` watch subcommand for a -// hint. +fn main() { + // You can optionally experiment here. +} #[cfg(test)] mod tests { diff --git a/exercises/12_options/options3.rs b/exercises/12_options/options3.rs index 7922ef9..5b70a79 100644 --- a/exercises/12_options/options3.rs +++ b/exercises/12_options/options3.rs @@ -1,8 +1,3 @@ -// options3.rs -// -// Execute `rustlings hint options3` or use the `hint` watch subcommand for a -// hint. - struct Point { x: i32, y: i32, diff --git a/exercises/13_error_handling/errors1.rs b/exercises/13_error_handling/errors1.rs index 9767f2c..15a3716 100644 --- a/exercises/13_error_handling/errors1.rs +++ b/exercises/13_error_handling/errors1.rs @@ -1,13 +1,12 @@ -// errors1.rs -// // This function refuses to generate text to be printed on a nametag if you pass // it an empty string. It'd be nicer if it explained what the problem was, // instead of just sometimes returning `None`. Thankfully, Rust has a similar // construct to `Option` that can be used to express error conditions. Let's use // it! -// -// Execute `rustlings hint errors1` or use the `hint` watch subcommand for a -// hint. + +fn main() { + // You can optionally experiment here. +} pub fn generate_nametag_text(name: String) -> Option { if name.is_empty() { diff --git a/exercises/13_error_handling/errors2.rs b/exercises/13_error_handling/errors2.rs index 88d1bf4..e39aa95 100644 --- a/exercises/13_error_handling/errors2.rs +++ b/exercises/13_error_handling/errors2.rs @@ -1,5 +1,3 @@ -// errors2.rs -// // Say we're writing a game where you can buy items with tokens. All items cost // 5 tokens, and whenever you purchase items there is a processing fee of 1 // token. A player of the game will type in how many items they want to buy, and @@ -15,9 +13,6 @@ // // There are at least two ways to implement this that are both correct-- but one // is a lot shorter! -// -// Execute `rustlings hint errors2` or use the `hint` watch subcommand for a -// hint. use std::num::ParseIntError; @@ -29,6 +24,10 @@ pub fn total_cost(item_quantity: &str) -> Result { Ok(qty * cost_per_item + processing_fee) } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/13_error_handling/errors3.rs b/exercises/13_error_handling/errors3.rs index 56bb31b..5661f17 100644 --- a/exercises/13_error_handling/errors3.rs +++ b/exercises/13_error_handling/errors3.rs @@ -1,11 +1,6 @@ -// errors3.rs -// // This is a program that is trying to use a completed version of the // `total_cost` function from the previous exercise. It's not working though! // Why not? What should we do to fix it? -// -// Execute `rustlings hint errors3` or use the `hint` watch subcommand for a -// hint. use std::num::ParseIntError; diff --git a/exercises/13_error_handling/errors4.rs b/exercises/13_error_handling/errors4.rs index 0e5c08b..993d42a 100644 --- a/exercises/13_error_handling/errors4.rs +++ b/exercises/13_error_handling/errors4.rs @@ -1,8 +1,3 @@ -// errors4.rs -// -// Execute `rustlings hint errors4` or use the `hint` watch subcommand for a -// hint. - #[derive(PartialEq, Debug)] struct PositiveNonzeroInteger(u64); @@ -19,12 +14,21 @@ impl PositiveNonzeroInteger { } } -#[test] -fn test_creation() { - assert!(PositiveNonzeroInteger::new(10).is_ok()); - assert_eq!( - Err(CreationError::Negative), - PositiveNonzeroInteger::new(-10) - ); - assert_eq!(Err(CreationError::Zero), PositiveNonzeroInteger::new(0)); +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_creation() { + assert!(PositiveNonzeroInteger::new(10).is_ok()); + assert_eq!( + Err(CreationError::Negative), + PositiveNonzeroInteger::new(-10) + ); + assert_eq!(Err(CreationError::Zero), PositiveNonzeroInteger::new(0)); + } } diff --git a/exercises/13_error_handling/errors5.rs b/exercises/13_error_handling/errors5.rs index 0bcb4b8..7192562 100644 --- a/exercises/13_error_handling/errors5.rs +++ b/exercises/13_error_handling/errors5.rs @@ -1,5 +1,3 @@ -// errors5.rs -// // This program uses an altered version of the code from errors4. // // This exercise uses some concepts that we won't get to until later in the @@ -18,9 +16,6 @@ // // What can we use to describe both errors? In other words, is there a trait // which both errors implement? -// -// Execute `rustlings hint errors5` or use the `hint` watch subcommand for a -// hint. use std::error; use std::fmt; diff --git a/exercises/13_error_handling/errors6.rs b/exercises/13_error_handling/errors6.rs index de73a9a..8b08e08 100644 --- a/exercises/13_error_handling/errors6.rs +++ b/exercises/13_error_handling/errors6.rs @@ -1,13 +1,8 @@ -// errors6.rs -// // Using catch-all error types like `Box` isn't recommended // for library code, where callers might want to make decisions based on the // error content, instead of printing it out or propagating it further. Here, we // define a custom error type to make it possible for callers to decide what to // do next when our function returns an error. -// -// Execute `rustlings hint errors6` or use the `hint` watch subcommand for a -// hint. use std::num::ParseIntError; @@ -54,6 +49,10 @@ impl PositiveNonzeroInteger { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod test { use super::*; diff --git a/exercises/14_generics/generics1.rs b/exercises/14_generics/generics1.rs index 545fd95..c023e64 100644 --- a/exercises/14_generics/generics1.rs +++ b/exercises/14_generics/generics1.rs @@ -1,10 +1,5 @@ -// generics1.rs -// // This shopping list program isn't compiling! Use your knowledge of generics to // fix it. -// -// Execute `rustlings hint generics1` or use the `hint` watch subcommand for a -// hint. fn main() { let mut shopping_list: Vec = Vec::new(); diff --git a/exercises/14_generics/generics2.rs b/exercises/14_generics/generics2.rs index d50ed17..cbb9b5f 100644 --- a/exercises/14_generics/generics2.rs +++ b/exercises/14_generics/generics2.rs @@ -1,10 +1,5 @@ -// generics2.rs -// // This powerful wrapper provides the ability to store a positive integer value. // Rewrite it using generics so that it supports wrapping ANY type. -// -// Execute `rustlings hint generics2` or use the `hint` watch subcommand for a -// hint. struct Wrapper { value: u32, @@ -16,6 +11,10 @@ impl Wrapper { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/15_traits/traits1.rs b/exercises/15_traits/traits1.rs index c51d3b8..b17c9c6 100644 --- a/exercises/15_traits/traits1.rs +++ b/exercises/15_traits/traits1.rs @@ -1,11 +1,6 @@ -// traits1.rs -// // Time to implement some traits! Your task is to implement the trait // `AppendBar` for the type `String`. The trait AppendBar has only one function, // which appends "Bar" to any object implementing this trait. -// -// Execute `rustlings hint traits1` or use the `hint` watch subcommand for a -// hint. trait AppendBar { fn append_bar(self) -> Self; diff --git a/exercises/15_traits/traits2.rs b/exercises/15_traits/traits2.rs index 9a2bc07..170779b 100644 --- a/exercises/15_traits/traits2.rs +++ b/exercises/15_traits/traits2.rs @@ -1,12 +1,8 @@ -// traits2.rs -// // Your task is to implement the trait `AppendBar` for a vector of strings. To // implement this trait, consider for a moment what it means to 'append "Bar"' // to a vector of strings. // // No boiler plate code this time, you can do this! -// -// Execute `rustlings hint traits2` or use the `hint` watch subcommand for a hint. trait AppendBar { fn append_bar(self) -> Self; @@ -14,6 +10,10 @@ trait AppendBar { // TODO: Implement trait `AppendBar` for a vector of strings. +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/15_traits/traits3.rs b/exercises/15_traits/traits3.rs index 357f1d7..9a2365a 100644 --- a/exercises/15_traits/traits3.rs +++ b/exercises/15_traits/traits3.rs @@ -1,12 +1,7 @@ -// traits3.rs -// // Your task is to implement the Licensed trait for both structures and have // them return the same information without writing the same function twice. // // Consider what you can add to the Licensed trait. -// -// Execute `rustlings hint traits3` or use the `hint` watch subcommand for a -// hint. pub trait Licensed { fn licensing_info(&self) -> String; @@ -23,6 +18,10 @@ struct OtherSoftware { impl Licensed for SomeSoftware {} // Don't edit this line impl Licensed for OtherSoftware {} // Don't edit this line +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/15_traits/traits4.rs b/exercises/15_traits/traits4.rs index 7242c48..7af30b5 100644 --- a/exercises/15_traits/traits4.rs +++ b/exercises/15_traits/traits4.rs @@ -1,11 +1,6 @@ -// traits4.rs -// // Your task is to replace the '??' sections so the code compiles. // // Don't change any line other than the marked one. -// -// Execute `rustlings hint traits4` or use the `hint` watch subcommand for a -// hint. pub trait Licensed { fn licensing_info(&self) -> String { @@ -25,6 +20,10 @@ fn compare_license_types(software: ??, software_two: ??) -> bool { software.licensing_info() == software_two.licensing_info() } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/15_traits/traits5.rs b/exercises/15_traits/traits5.rs index f258d32..9a45bb7 100644 --- a/exercises/15_traits/traits5.rs +++ b/exercises/15_traits/traits5.rs @@ -1,11 +1,6 @@ -// traits5.rs -// // Your task is to replace the '??' sections so the code compiles. // // Don't change any line other than the marked one. -// -// Execute `rustlings hint traits5` or use the `hint` watch subcommand for a -// hint. pub trait SomeTrait { fn some_function(&self) -> bool { diff --git a/exercises/16_lifetimes/lifetimes1.rs b/exercises/16_lifetimes/lifetimes1.rs index 4f544b4..d34f3ab 100644 --- a/exercises/16_lifetimes/lifetimes1.rs +++ b/exercises/16_lifetimes/lifetimes1.rs @@ -1,12 +1,7 @@ -// lifetimes1.rs -// // The Rust compiler needs to know how to check whether supplied references are // valid, so that it can let the programmer know if a reference is at risk of // going out of scope before it is used. Remember, references are borrows and do // not own their own data. What if their owner goes out of scope? -// -// Execute `rustlings hint lifetimes1` or use the `hint` watch subcommand for a -// hint. fn longest(x: &str, y: &str) -> &str { if x.len() > y.len() { diff --git a/exercises/16_lifetimes/lifetimes2.rs b/exercises/16_lifetimes/lifetimes2.rs index 33b5565..6e329e6 100644 --- a/exercises/16_lifetimes/lifetimes2.rs +++ b/exercises/16_lifetimes/lifetimes2.rs @@ -1,10 +1,5 @@ -// lifetimes2.rs -// // So if the compiler is just validating the references passed to the annotated // parameters and the return type, what do we need to change? -// -// Execute `rustlings hint lifetimes2` or use the `hint` watch subcommand for a -// hint. fn longest<'a>(x: &'a str, y: &'a str) -> &'a str { if x.len() > y.len() { diff --git a/exercises/16_lifetimes/lifetimes3.rs b/exercises/16_lifetimes/lifetimes3.rs index de6005e..9b631ca 100644 --- a/exercises/16_lifetimes/lifetimes3.rs +++ b/exercises/16_lifetimes/lifetimes3.rs @@ -1,9 +1,4 @@ -// lifetimes3.rs -// // Lifetimes are also needed when structs hold references. -// -// Execute `rustlings hint lifetimes3` or use the `hint` watch subcommand for a -// hint. struct Book { author: &str, @@ -13,7 +8,10 @@ struct Book { fn main() { let name = String::from("Jill Smith"); let title = String::from("Fish Flying"); - let book = Book { author: &name, title: &title }; + let book = Book { + author: &name, + title: &title, + }; println!("{} by {}", book.title, book.author); } diff --git a/exercises/17_tests/tests1.rs b/exercises/17_tests/tests1.rs index bde2108..854a135 100644 --- a/exercises/17_tests/tests1.rs +++ b/exercises/17_tests/tests1.rs @@ -1,14 +1,13 @@ -// tests1.rs -// // Tests are important to ensure that your code does what you think it should // do. Tests can be run on this file with the following command: rustlings run // tests1 // // This test has a problem with it -- make the test compile! Make the test pass! // Make the test fail! -// -// Execute `rustlings hint tests1` or use the `hint` watch subcommand for a -// hint. + +fn main() { + // You can optionally experiment here. +} #[cfg(test)] mod tests { diff --git a/exercises/17_tests/tests2.rs b/exercises/17_tests/tests2.rs index aea5c0e..f0899e1 100644 --- a/exercises/17_tests/tests2.rs +++ b/exercises/17_tests/tests2.rs @@ -1,10 +1,9 @@ -// tests2.rs -// // This test has a problem with it -- make the test compile! Make the test pass! // Make the test fail! -// -// Execute `rustlings hint tests2` or use the `hint` watch subcommand for a -// hint. + +fn main() { + // You can optionally experiment here. +} #[cfg(test)] mod tests { diff --git a/exercises/17_tests/tests3.rs b/exercises/17_tests/tests3.rs index d815e05..3b4e199 100644 --- a/exercises/17_tests/tests3.rs +++ b/exercises/17_tests/tests3.rs @@ -1,16 +1,15 @@ -// tests3.rs -// // This test isn't testing our function -- make it do that in such a way that // the test passes. Then write a second test that tests whether we get the // result we expect to get when we call `is_even(5)`. -// -// Execute `rustlings hint tests3` or use the `hint` watch subcommand for a -// hint. pub fn is_even(num: i32) -> bool { num % 2 == 0 } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/17_tests/tests4.rs b/exercises/17_tests/tests4.rs index 0972a5b..35a9a3b 100644 --- a/exercises/17_tests/tests4.rs +++ b/exercises/17_tests/tests4.rs @@ -1,13 +1,8 @@ -// tests4.rs -// // Make sure that we're testing for the correct conditions! -// -// Execute `rustlings hint tests4` or use the `hint` watch subcommand for a -// hint. struct Rectangle { width: i32, - height: i32 + height: i32, } impl Rectangle { @@ -16,10 +11,14 @@ impl Rectangle { if width <= 0 || height <= 0 { panic!("Rectangle width and height cannot be negative!") } - Rectangle {width, height} + Rectangle { width, height } } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/18_iterators/iterators1.rs b/exercises/18_iterators/iterators1.rs index 7ec7da2..52b704d 100644 --- a/exercises/18_iterators/iterators1.rs +++ b/exercises/18_iterators/iterators1.rs @@ -1,24 +1,28 @@ -// iterators1.rs -// // When performing operations on elements within a collection, iterators are // essential. This module helps you get familiar with the structure of using an // iterator and how to go through elements within an iterable collection. // // Make me compile by filling in the `???`s -// -// Execute `rustlings hint iterators1` or use the `hint` watch subcommand for a -// hint. -#[test] fn main() { - let my_fav_fruits = vec!["banana", "custard apple", "avocado", "peach", "raspberry"]; - - let mut my_iterable_fav_fruits = ???; // TODO: Step 1 - - assert_eq!(my_iterable_fav_fruits.next(), Some(&"banana")); - assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 2 - assert_eq!(my_iterable_fav_fruits.next(), Some(&"avocado")); - assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 3 - assert_eq!(my_iterable_fav_fruits.next(), Some(&"raspberry")); - assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 4 + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn iterators() { + let my_fav_fruits = vec!["banana", "custard apple", "avocado", "peach", "raspberry"]; + + let mut my_iterable_fav_fruits = ???; // TODO: Step 1 + + assert_eq!(my_iterable_fav_fruits.next(), Some(&"banana")); + assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 2 + assert_eq!(my_iterable_fav_fruits.next(), Some(&"avocado")); + assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 3 + assert_eq!(my_iterable_fav_fruits.next(), Some(&"raspberry")); + assert_eq!(my_iterable_fav_fruits.next(), ???); // TODO: Step 4 + } } diff --git a/exercises/18_iterators/iterators2.rs b/exercises/18_iterators/iterators2.rs index 4ca7742..df1fa83 100644 --- a/exercises/18_iterators/iterators2.rs +++ b/exercises/18_iterators/iterators2.rs @@ -1,10 +1,5 @@ -// iterators2.rs -// // In this exercise, you'll learn some of the unique advantages that iterators // can offer. Follow the steps to complete the exercise. -// -// Execute `rustlings hint iterators2` or use the `hint` watch subcommand for a -// hint. // Step 1. // Complete the `capitalize_first` function. @@ -33,6 +28,10 @@ pub fn capitalize_words_string(words: &[&str]) -> String { String::new() } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/18_iterators/iterators3.rs b/exercises/18_iterators/iterators3.rs index f7da049..9f106aa 100644 --- a/exercises/18_iterators/iterators3.rs +++ b/exercises/18_iterators/iterators3.rs @@ -1,13 +1,8 @@ -// iterators3.rs -// // This is a bigger exercise than most of the others! You can do it! Here is // your mission, should you choose to accept it: // 1. Complete the divide function to get the first four tests to pass. // 2. Get the remaining tests to pass by completing the result_with_list and // list_of_results functions. -// -// Execute `rustlings hint iterators3` or use the `hint` watch subcommand for a -// hint. #[derive(Debug, PartialEq, Eq)] pub enum DivisionError { @@ -43,6 +38,10 @@ fn list_of_results() -> () { let division_results = numbers.into_iter().map(|n| divide(n, 27)); } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/18_iterators/iterators4.rs b/exercises/18_iterators/iterators4.rs index af3958c..60c7b8d 100644 --- a/exercises/18_iterators/iterators4.rs +++ b/exercises/18_iterators/iterators4.rs @@ -1,8 +1,3 @@ -// iterators4.rs -// -// Execute `rustlings hint iterators4` or use the `hint` watch subcommand for a -// hint. - pub fn factorial(num: u64) -> u64 { // Complete this function to return the factorial of num // Do not use: @@ -12,7 +7,10 @@ pub fn factorial(num: u64) -> u64 { // - additional variables // For an extra challenge, don't use: // - recursion - // Execute `rustlings hint iterators4` for hints. +} + +fn main() { + // You can optionally experiment here. } #[cfg(test)] diff --git a/exercises/18_iterators/iterators5.rs b/exercises/18_iterators/iterators5.rs index ceec536..4f052d5 100644 --- a/exercises/18_iterators/iterators5.rs +++ b/exercises/18_iterators/iterators5.rs @@ -1,5 +1,3 @@ -// iterators5.rs -// // Let's define a simple model to track Rustlings exercise progress. Progress // will be modelled using a hash map. The name of the exercise is the key and // the progress is the value. Two counting functions were created to count the @@ -7,9 +5,6 @@ // functionality using iterators. Try not to use imperative loops (for, while). // Only the two iterator methods (count_iterator and count_collection_iterator) // need to be modified. -// -// Execute `rustlings hint iterators5` or use the `hint` watch subcommand for a -// hint. use std::collections::HashMap; @@ -55,6 +50,10 @@ fn count_collection_iterator(collection: &[HashMap], value: Pr todo!(); } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/19_smart_pointers/arc1.rs b/exercises/19_smart_pointers/arc1.rs index 0647eea..7b31fa8 100644 --- a/exercises/19_smart_pointers/arc1.rs +++ b/exercises/19_smart_pointers/arc1.rs @@ -1,5 +1,3 @@ -// arc1.rs -// // In this exercise, we are given a Vec of u32 called "numbers" with values // ranging from 0 to 99 -- [ 0, 1, 2, ..., 98, 99 ] We would like to use this // set of numbers within 8 different threads simultaneously. Each thread is @@ -18,8 +16,6 @@ // first TODO comment is, and create an initial binding for `child_numbers` // where the second TODO comment is. Try not to create any copies of the // `numbers` Vec! -// -// Execute `rustlings hint arc1` or use the `hint` watch subcommand for a hint. #![forbid(unused_imports)] // Do not change this, (or the next) line. use std::sync::Arc; diff --git a/exercises/19_smart_pointers/box1.rs b/exercises/19_smart_pointers/box1.rs index 2abc024..226a117 100644 --- a/exercises/19_smart_pointers/box1.rs +++ b/exercises/19_smart_pointers/box1.rs @@ -1,5 +1,3 @@ -// box1.rs -// // At compile time, Rust needs to know how much space a type takes up. This // becomes problematic for recursive types, where a value can have as part of // itself another value of the same type. To get around the issue, we can use a @@ -15,8 +13,6 @@ // Step 2: create both empty and non-empty cons lists by replacing `todo!()` // // Note: the tests should not be changed -// -// Execute `rustlings hint box1` or use the `hint` watch subcommand for a hint. #[derive(PartialEq, Debug)] pub enum List { diff --git a/exercises/19_smart_pointers/cow1.rs b/exercises/19_smart_pointers/cow1.rs index b24591b..754c0ba 100644 --- a/exercises/19_smart_pointers/cow1.rs +++ b/exercises/19_smart_pointers/cow1.rs @@ -1,5 +1,3 @@ -// cow1.rs -// // This exercise explores the Cow, or Clone-On-Write type. Cow is a // clone-on-write smart pointer. It can enclose and provide immutable access to // borrowed data, and clone the data lazily when mutation or ownership is @@ -9,8 +7,6 @@ // This exercise is meant to show you what to expect when passing data to Cow. // Fix the unit tests by checking for Cow::Owned(_) and Cow::Borrowed(_) at the // TODO markers. -// -// Execute `rustlings hint cow1` or use the `hint` watch subcommand for a hint. use std::borrow::Cow; @@ -25,6 +21,10 @@ fn abs_all<'a, 'b>(input: &'a mut Cow<'b, [i32]>) -> &'a mut Cow<'b, [i32]> { input } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/19_smart_pointers/rc1.rs b/exercises/19_smart_pointers/rc1.rs index e96e625..19de3db 100644 --- a/exercises/19_smart_pointers/rc1.rs +++ b/exercises/19_smart_pointers/rc1.rs @@ -1,5 +1,3 @@ -// rc1.rs -// // In this exercise, we want to express the concept of multiple owners via the // Rc type. This is a model of our solar system - there is a Sun type and // multiple Planets. The Planets take ownership of the sun, indicating that they @@ -7,8 +5,6 @@ // // Make this code compile by using the proper Rc primitives to express that the // sun has multiple owners. -// -// Execute `rustlings hint rc1` or use the `hint` watch subcommand for a hint. use std::rc::Rc; @@ -33,71 +29,80 @@ impl Planet { } } -#[test] fn main() { - let sun = Rc::new(Sun {}); - println!("reference count = {}", Rc::strong_count(&sun)); // 1 reference - - let mercury = Planet::Mercury(Rc::clone(&sun)); - println!("reference count = {}", Rc::strong_count(&sun)); // 2 references - mercury.details(); - - let venus = Planet::Venus(Rc::clone(&sun)); - println!("reference count = {}", Rc::strong_count(&sun)); // 3 references - venus.details(); - - let earth = Planet::Earth(Rc::clone(&sun)); - println!("reference count = {}", Rc::strong_count(&sun)); // 4 references - earth.details(); - - let mars = Planet::Mars(Rc::clone(&sun)); - println!("reference count = {}", Rc::strong_count(&sun)); // 5 references - mars.details(); - - let jupiter = Planet::Jupiter(Rc::clone(&sun)); - println!("reference count = {}", Rc::strong_count(&sun)); // 6 references - jupiter.details(); - - // TODO - let saturn = Planet::Saturn(Rc::new(Sun {})); - println!("reference count = {}", Rc::strong_count(&sun)); // 7 references - saturn.details(); - - // TODO - let uranus = Planet::Uranus(Rc::new(Sun {})); - println!("reference count = {}", Rc::strong_count(&sun)); // 8 references - uranus.details(); - - // TODO - let neptune = Planet::Neptune(Rc::new(Sun {})); - println!("reference count = {}", Rc::strong_count(&sun)); // 9 references - neptune.details(); - - assert_eq!(Rc::strong_count(&sun), 9); - - drop(neptune); - println!("reference count = {}", Rc::strong_count(&sun)); // 8 references - - drop(uranus); - println!("reference count = {}", Rc::strong_count(&sun)); // 7 references - - drop(saturn); - println!("reference count = {}", Rc::strong_count(&sun)); // 6 references - - drop(jupiter); - println!("reference count = {}", Rc::strong_count(&sun)); // 5 references - - drop(mars); - println!("reference count = {}", Rc::strong_count(&sun)); // 4 references - - // TODO - println!("reference count = {}", Rc::strong_count(&sun)); // 3 references - - // TODO - println!("reference count = {}", Rc::strong_count(&sun)); // 2 references - - // TODO - println!("reference count = {}", Rc::strong_count(&sun)); // 1 reference - - assert_eq!(Rc::strong_count(&sun), 1); + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn rc1() { + let sun = Rc::new(Sun {}); + println!("reference count = {}", Rc::strong_count(&sun)); // 1 reference + + let mercury = Planet::Mercury(Rc::clone(&sun)); + println!("reference count = {}", Rc::strong_count(&sun)); // 2 references + mercury.details(); + + let venus = Planet::Venus(Rc::clone(&sun)); + println!("reference count = {}", Rc::strong_count(&sun)); // 3 references + venus.details(); + + let earth = Planet::Earth(Rc::clone(&sun)); + println!("reference count = {}", Rc::strong_count(&sun)); // 4 references + earth.details(); + + let mars = Planet::Mars(Rc::clone(&sun)); + println!("reference count = {}", Rc::strong_count(&sun)); // 5 references + mars.details(); + + let jupiter = Planet::Jupiter(Rc::clone(&sun)); + println!("reference count = {}", Rc::strong_count(&sun)); // 6 references + jupiter.details(); + + // TODO + let saturn = Planet::Saturn(Rc::new(Sun {})); + println!("reference count = {}", Rc::strong_count(&sun)); // 7 references + saturn.details(); + + // TODO + let uranus = Planet::Uranus(Rc::new(Sun {})); + println!("reference count = {}", Rc::strong_count(&sun)); // 8 references + uranus.details(); + + // TODO + let neptune = Planet::Neptune(Rc::new(Sun {})); + println!("reference count = {}", Rc::strong_count(&sun)); // 9 references + neptune.details(); + + assert_eq!(Rc::strong_count(&sun), 9); + + drop(neptune); + println!("reference count = {}", Rc::strong_count(&sun)); // 8 references + + drop(uranus); + println!("reference count = {}", Rc::strong_count(&sun)); // 7 references + + drop(saturn); + println!("reference count = {}", Rc::strong_count(&sun)); // 6 references + + drop(jupiter); + println!("reference count = {}", Rc::strong_count(&sun)); // 5 references + + drop(mars); + println!("reference count = {}", Rc::strong_count(&sun)); // 4 references + + // TODO + println!("reference count = {}", Rc::strong_count(&sun)); // 3 references + + // TODO + println!("reference count = {}", Rc::strong_count(&sun)); // 2 references + + // TODO + println!("reference count = {}", Rc::strong_count(&sun)); // 1 reference + + assert_eq!(Rc::strong_count(&sun), 1); + } } diff --git a/exercises/20_threads/threads1.rs b/exercises/20_threads/threads1.rs index be1301d..bf0b8e0 100644 --- a/exercises/20_threads/threads1.rs +++ b/exercises/20_threads/threads1.rs @@ -1,12 +1,7 @@ -// threads1.rs -// // This program spawns multiple threads that each run for at least 250ms, and // each thread returns how much time they took to complete. The program should // wait until all the spawned threads have finished and should collect their // return values into a vector. -// -// Execute `rustlings hint threads1` or use the `hint` watch subcommand for a -// hint. use std::thread; use std::time::{Duration, Instant}; diff --git a/exercises/20_threads/threads2.rs b/exercises/20_threads/threads2.rs index 13cb840..2bdeba9 100644 --- a/exercises/20_threads/threads2.rs +++ b/exercises/20_threads/threads2.rs @@ -1,11 +1,6 @@ -// threads2.rs -// // Building on the last exercise, we want all of the threads to complete their // work but this time the spawned threads need to be in charge of updating a // shared value: JobStatus.jobs_completed -// -// Execute `rustlings hint threads2` or use the `hint` watch subcommand for a -// hint. use std::sync::Arc; use std::thread; diff --git a/exercises/20_threads/threads3.rs b/exercises/20_threads/threads3.rs index 35b914a..13abc45 100644 --- a/exercises/20_threads/threads3.rs +++ b/exercises/20_threads/threads3.rs @@ -1,8 +1,3 @@ -// threads3.rs -// -// Execute `rustlings hint threads3` or use the `hint` watch subcommand for a -// hint. - use std::sync::mpsc; use std::sync::Arc; use std::thread; @@ -42,20 +37,29 @@ fn send_tx(q: Queue, tx: mpsc::Sender) -> () { }); } -#[test] fn main() { - let (tx, rx) = mpsc::channel(); - let queue = Queue::new(); - let queue_length = queue.length; - - send_tx(queue, tx); - - let mut total_received: u32 = 0; - for received in rx { - println!("Got: {}", received); - total_received += 1; - } - - println!("total numbers received: {}", total_received); - assert_eq!(total_received, queue_length) + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn threads3() { + let (tx, rx) = mpsc::channel(); + let queue = Queue::new(); + let queue_length = queue.length; + + send_tx(queue, tx); + + let mut total_received: u32 = 0; + for received in rx { + println!("Got: {}", received); + total_received += 1; + } + + println!("total numbers received: {}", total_received); + assert_eq!(total_received, queue_length) + } } diff --git a/exercises/21_macros/macros1.rs b/exercises/21_macros/macros1.rs index 65986db..1d415cb 100644 --- a/exercises/21_macros/macros1.rs +++ b/exercises/21_macros/macros1.rs @@ -1,8 +1,3 @@ -// macros1.rs -// -// Execute `rustlings hint macros1` or use the `hint` watch subcommand for a -// hint. - macro_rules! my_macro { () => { println!("Check out my macro!"); diff --git a/exercises/21_macros/macros2.rs b/exercises/21_macros/macros2.rs index b7c37fd..f16712b 100644 --- a/exercises/21_macros/macros2.rs +++ b/exercises/21_macros/macros2.rs @@ -1,8 +1,3 @@ -// macros2.rs -// -// Execute `rustlings hint macros2` or use the `hint` watch subcommand for a -// hint. - fn main() { my_macro!(); } diff --git a/exercises/21_macros/macros3.rs b/exercises/21_macros/macros3.rs index 92a1922..405c397 100644 --- a/exercises/21_macros/macros3.rs +++ b/exercises/21_macros/macros3.rs @@ -1,9 +1,4 @@ -// macros3.rs -// // Make me compile, without taking the macro out of the module! -// -// Execute `rustlings hint macros3` or use the `hint` watch subcommand for a -// hint. mod macros { macro_rules! my_macro { diff --git a/exercises/21_macros/macros4.rs b/exercises/21_macros/macros4.rs index 83a6e44..03ece08 100644 --- a/exercises/21_macros/macros4.rs +++ b/exercises/21_macros/macros4.rs @@ -1,8 +1,3 @@ -// macros4.rs -// -// Execute `rustlings hint macros4` or use the `hint` watch subcommand for a -// hint. - #[rustfmt::skip] macro_rules! my_macro { () => { diff --git a/exercises/22_clippy/clippy1.rs b/exercises/22_clippy/clippy1.rs index 1e0f42e..f1eaa83 100644 --- a/exercises/22_clippy/clippy1.rs +++ b/exercises/22_clippy/clippy1.rs @@ -1,13 +1,8 @@ -// clippy1.rs -// // The Clippy tool is a collection of lints to analyze your code so you can // catch common mistakes and improve your Rust code. // // For these exercises the code will fail to compile when there are Clippy // warnings. Check Clippy's suggestions from the output to solve the exercise. -// -// Execute `rustlings hint clippy1` or use the `hint` watch subcommand for a -// hint. use std::f32; diff --git a/exercises/22_clippy/clippy2.rs b/exercises/22_clippy/clippy2.rs index 37ac089..c7d400d 100644 --- a/exercises/22_clippy/clippy2.rs +++ b/exercises/22_clippy/clippy2.rs @@ -1,8 +1,3 @@ -// clippy2.rs -// -// Execute `rustlings hint clippy2` or use the `hint` watch subcommand for a -// hint. - fn main() { let mut res = 42; let option = Some(12); diff --git a/exercises/22_clippy/clippy3.rs b/exercises/22_clippy/clippy3.rs index 6a6a36b..fd829cf 100644 --- a/exercises/22_clippy/clippy3.rs +++ b/exercises/22_clippy/clippy3.rs @@ -1,7 +1,4 @@ -// clippy3.rs -// // Here's a couple more easy Clippy fixes, so you can see its utility. -// No hints. #[allow(unused_variables, unused_assignments)] fn main() { diff --git a/exercises/23_conversions/as_ref_mut.rs b/exercises/23_conversions/as_ref_mut.rs index cd2c93b..c725dfd 100644 --- a/exercises/23_conversions/as_ref_mut.rs +++ b/exercises/23_conversions/as_ref_mut.rs @@ -1,11 +1,6 @@ -// as_ref_mut.rs -// // AsRef and AsMut allow for cheap reference-to-reference conversions. Read more // about them at https://doc.rust-lang.org/std/convert/trait.AsRef.html and // https://doc.rust-lang.org/std/convert/trait.AsMut.html, respectively. -// -// Execute `rustlings hint as_ref_mut` or use the `hint` watch subcommand for a -// hint. // Obtain the number of bytes (not characters) in the given argument. // TODO: Add the AsRef trait appropriately as a trait bound. @@ -26,6 +21,10 @@ fn num_sq(arg: &mut T) { ??? } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/exercises/23_conversions/from_into.rs b/exercises/23_conversions/from_into.rs index d2a1609..9df10da 100644 --- a/exercises/23_conversions/from_into.rs +++ b/exercises/23_conversions/from_into.rs @@ -1,11 +1,6 @@ -// from_into.rs -// // The From trait is used for value-to-value conversions. If From is implemented // correctly for a type, the Into trait should work conversely. You can read // more about it at https://doc.rust-lang.org/std/convert/trait.From.html -// -// Execute `rustlings hint from_into` or use the `hint` watch subcommand for a -// hint. #[derive(Debug)] struct Person { @@ -24,7 +19,6 @@ impl Default for Person { } } - // Your task is to complete this implementation in order for the line `let p1 = // Person::from("Mark,20")` to compile. Please note that you'll need to parse the // age component into a `usize` with something like `"4".parse::()`. The diff --git a/exercises/23_conversions/from_str.rs b/exercises/23_conversions/from_str.rs index ed91ca5..58270f0 100644 --- a/exercises/23_conversions/from_str.rs +++ b/exercises/23_conversions/from_str.rs @@ -1,13 +1,8 @@ -// from_str.rs -// // This is similar to from_into.rs, but this time we'll implement `FromStr` and // return errors instead of falling back to a default value. Additionally, upon // implementing FromStr, you can use the `parse` method on strings to generate // an object of the implementor type. You can read more about it at // https://doc.rust-lang.org/std/str/trait.FromStr.html -// -// Execute `rustlings hint from_str` or use the `hint` watch subcommand for a -// hint. use std::num::ParseIntError; use std::str::FromStr; diff --git a/exercises/23_conversions/try_from_into.rs b/exercises/23_conversions/try_from_into.rs index 2316655..da45e5a 100644 --- a/exercises/23_conversions/try_from_into.rs +++ b/exercises/23_conversions/try_from_into.rs @@ -1,13 +1,8 @@ -// try_from_into.rs -// // TryFrom is a simple and safe type conversion that may fail in a controlled // way under some circumstances. Basically, this is the same as From. The main // difference is that this should return a Result type instead of the target // type itself. You can read more about it at // https://doc.rust-lang.org/std/convert/trait.TryFrom.html -// -// Execute `rustlings hint try_from_into` or use the `hint` watch subcommand for -// a hint. use std::convert::{TryFrom, TryInto}; diff --git a/exercises/23_conversions/using_as.rs b/exercises/23_conversions/using_as.rs index 9f617ec..94b1bb3 100644 --- a/exercises/23_conversions/using_as.rs +++ b/exercises/23_conversions/using_as.rs @@ -1,14 +1,9 @@ -// using_as.rs -// // Type casting in Rust is done via the usage of the `as` operator. Please note // that the `as` operator is not only used when type casting. It also helps with // renaming imports. // // The goal is to make sure that the division does not fail to compile and // returns the proper type. -// -// Execute `rustlings hint using_as` or use the `hint` watch subcommand for a -// hint. fn average(values: &[f64]) -> f64 { let total = values.iter().sum::(); diff --git a/exercises/quiz1.rs b/exercises/quiz1.rs index b9e71f5..edb672e 100644 --- a/exercises/quiz1.rs +++ b/exercises/quiz1.rs @@ -1,5 +1,3 @@ -// quiz1.rs -// // This is a quiz for the following sections: // - Variables // - Functions @@ -10,22 +8,29 @@ // - If Mary buys more than 40 apples, each apple only costs 1 rustbuck! // Write a function that calculates the price of an order of apples given the // quantity bought. -// -// No hints this time ;) // Put your function here! // fn calculate_price_of_apples { -// Don't modify this function! -#[test] -fn verify_test() { - let price1 = calculate_price_of_apples(35); - let price2 = calculate_price_of_apples(40); - let price3 = calculate_price_of_apples(41); - let price4 = calculate_price_of_apples(65); - - assert_eq!(70, price1); - assert_eq!(80, price2); - assert_eq!(41, price3); - assert_eq!(65, price4); +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + // Don't modify this test! + #[test] + fn verify_test() { + let price1 = calculate_price_of_apples(35); + let price2 = calculate_price_of_apples(40); + let price3 = calculate_price_of_apples(41); + let price4 = calculate_price_of_apples(65); + + assert_eq!(70, price1); + assert_eq!(80, price2); + assert_eq!(41, price3); + assert_eq!(65, price4); + } } diff --git a/exercises/quiz2.rs b/exercises/quiz2.rs index 8ace3fe..0a29e78 100644 --- a/exercises/quiz2.rs +++ b/exercises/quiz2.rs @@ -1,5 +1,3 @@ -// quiz2.rs -// // This is a quiz for the following sections: // - Strings // - Vecs @@ -17,8 +15,6 @@ // - The input is going to be a Vector of a 2-length tuple, // the first element is the string, the second one is the command. // - The output element is going to be a Vector of strings. -// -// No hints this time! pub enum Command { Uppercase, @@ -40,6 +36,10 @@ mod my_module { } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { // TODO: What do we need to import to have `transformer` in scope? diff --git a/exercises/quiz3.rs b/exercises/quiz3.rs index 24f7082..f255cb5 100644 --- a/exercises/quiz3.rs +++ b/exercises/quiz3.rs @@ -1,5 +1,3 @@ -// quiz3.rs -// // This quiz tests: // - Generics // - Traits @@ -13,8 +11,6 @@ // Make the necessary code changes in the struct ReportCard and the impl block // to support alphabetical report cards. Change the Grade in the second test to // "A+" to show that your changes allow alphabetical grades. -// -// Execute `rustlings hint quiz3` or use the `hint` watch subcommand for a hint. pub struct ReportCard { pub grade: f32, @@ -24,11 +20,17 @@ pub struct ReportCard { impl ReportCard { pub fn print(&self) -> String { - format!("{} ({}) - achieved a grade of {}", - &self.student_name, &self.student_age, &self.grade) + format!( + "{} ({}) - achieved a grade of {}", + &self.student_name, &self.student_age, &self.grade + ) } } +fn main() { + // You can optionally experiment here. +} + #[cfg(test)] mod tests { use super::*; diff --git a/gen-dev-cargo-toml/Cargo.toml b/gen-dev-cargo-toml/Cargo.toml deleted file mode 100644 index 8922ae8..0000000 --- a/gen-dev-cargo-toml/Cargo.toml +++ /dev/null @@ -1,10 +0,0 @@ -[package] -name = "gen-dev-cargo-toml" -publish = false -license.workspace = true -edition.workspace = true - -[dependencies] -anyhow.workspace = true -serde.workspace = true -toml_edit.workspace = true diff --git a/gen-dev-cargo-toml/src/main.rs b/gen-dev-cargo-toml/src/main.rs deleted file mode 100644 index 43b4ebd..0000000 --- a/gen-dev-cargo-toml/src/main.rs +++ /dev/null @@ -1,68 +0,0 @@ -// Generates `dev/Cargo.toml` such that it is synced with `info.toml`. -// `dev/Cargo.toml` is a hack to allow using `cargo run` to test `rustlings` -// during development. - -use anyhow::{bail, Context, Result}; -use serde::Deserialize; -use std::{ - fs::{self, create_dir}, - io::ErrorKind, -}; - -#[derive(Deserialize)] -struct ExerciseInfo { - name: String, - dir: Option, -} - -#[derive(Deserialize)] -struct InfoFile { - exercises: Vec, -} - -fn main() -> Result<()> { - let exercise_infos = toml_edit::de::from_str::( - &fs::read_to_string("info.toml").context("Failed to read `info.toml`")?, - ) - .context("Failed to deserialize `info.toml`")? - .exercises; - - let mut buf = Vec::with_capacity(1 << 14); - - buf.extend_from_slice( - b"# This file is a hack to allow using `cargo run` to test `rustlings` during development. -# You shouldn't edit it manually. It is created and updated by running `cargo run -p gen-dev-cargo-toml`. - -bin = [\n", - ); - - for exercise_info in exercise_infos { - buf.extend_from_slice(b" { name = \""); - buf.extend_from_slice(exercise_info.name.as_bytes()); - buf.extend_from_slice(b"\", path = \"../exercises/"); - if let Some(dir) = &exercise_info.dir { - buf.extend_from_slice(dir.as_bytes()); - buf.push(b'/'); - } - buf.extend_from_slice(exercise_info.name.as_bytes()); - buf.extend_from_slice(b".rs\" },\n"); - } - - buf.extend_from_slice( - br#"] - -[package] -name = "rustlings-dev" -edition = "2021" -publish = false -"#, - ); - - if let Err(e) = create_dir("dev") { - if e.kind() != ErrorKind::AlreadyExists { - bail!("Failed to create the `dev` directory: {e}"); - } - } - - fs::write("dev/Cargo.toml", buf).context("Failed to write `dev/Cargo.toml`") -} diff --git a/info.toml b/info.toml index fa90ad7..27071a5 100644 --- a/info.toml +++ b/info.toml @@ -1,3 +1,5 @@ +format_version = 1 + welcome_message = """Is this your first time? Don't worry, Rustlings was made for beginners! We are going to teach you a lot of things about Rust, but before we can get started, here's a couple of notes about how Rustlings operates: diff --git a/rustlings-macros/Cargo.toml b/rustlings-macros/Cargo.toml index 79279f5..095deaa 100644 --- a/rustlings-macros/Cargo.toml +++ b/rustlings-macros/Cargo.toml @@ -1,5 +1,6 @@ [package] name = "rustlings-macros" +description = "A macros crate intended to be only used by rustlings" version.workspace = true authors.workspace = true license.workspace = true diff --git a/rustlings-macros/src/lib.rs b/rustlings-macros/src/lib.rs index d8da666..d95a93a 100644 --- a/rustlings-macros/src/lib.rs +++ b/rustlings-macros/src/lib.rs @@ -15,8 +15,8 @@ pub fn include_files(_: TokenStream) -> TokenStream { let mut files = Vec::with_capacity(8); let mut dirs = Vec::with_capacity(128); - for entry in read_dir("exercises").expect("Failed to open the exercises directory") { - let entry = entry.expect("Failed to read the exercises directory"); + for entry in read_dir("exercises").expect("Failed to open the `exercises` directory") { + let entry = entry.expect("Failed to read the `exercises` directory"); if entry.file_type().unwrap().is_file() { let path = entry.path(); @@ -46,13 +46,6 @@ pub fn include_files(_: TokenStream) -> TokenStream { return None; } - if path.extension() != Some("rs".as_ref()) { - panic!( - "Found {} but expected only README.md and .rs files", - path.display(), - ); - } - Some(path_to_string(path)) }); diff --git a/src/app_state.rs b/src/app_state.rs index 54c02d6..9868781 100644 --- a/src/app_state.rs +++ b/src/app_state.rs @@ -7,9 +7,15 @@ use crossterm::{ use std::{ fs::{self, File}, io::{Read, StdoutLock, Write}, + path::Path, + process::{Command, Stdio}, }; -use crate::{exercise::Exercise, info_file::ExerciseInfo, FENISH_LINE}; +use crate::{ + embedded::{WriteStrategy, EMBEDDED_FILES}, + exercise::Exercise, + info_file::ExerciseInfo, +}; const STATE_FILE_NAME: &str = ".rustlings-state.txt"; const BAD_INDEX_ERR: &str = "The current exercise index is higher than the number of exercises"; @@ -31,6 +37,7 @@ pub struct AppState { n_done: u16, final_message: String, file_buf: Vec, + official_exercises: bool, } impl AppState { @@ -111,6 +118,7 @@ impl AppState { n_done: 0, final_message, file_buf: Vec::with_capacity(2048), + official_exercises: !Path::new("info.toml").exists(), }; let state_file_status = slf.update_from_file(); @@ -172,6 +180,53 @@ impl AppState { Ok(()) } + fn reset_path(&self, path: &str) -> Result<()> { + if self.official_exercises { + return EMBEDDED_FILES + .write_exercise_to_disk(path, WriteStrategy::Overwrite) + .with_context(|| format!("Failed to reset the exercise {path}")); + } + + let output = Command::new("git") + .arg("stash") + .arg("push") + .arg("--") + .arg(path) + .stdin(Stdio::null()) + .stdout(Stdio::null()) + .output() + .with_context(|| format!("Failed to run `git stash push -- {path}`"))?; + + if !output.status.success() { + bail!( + "`git stash push -- {path}` didn't run successfully: {}", + String::from_utf8_lossy(&output.stderr), + ); + } + + Ok(()) + } + + pub fn reset_current_exercise(&mut self) -> Result<&'static str> { + let path = self.current_exercise().path; + self.set_pending(self.current_exercise_ind)?; + self.reset_path(path)?; + + Ok(path) + } + + pub fn reset_exercise_by_ind(&mut self, exercise_ind: usize) -> Result<&'static str> { + if exercise_ind >= self.exercises.len() { + bail!(BAD_INDEX_ERR); + } + + let path = self.exercises[exercise_ind].path; + self.set_pending(exercise_ind)?; + self.reset_path(path)?; + + Ok(path) + } + fn next_pending_exercise_ind(&self) -> Option { if self.current_exercise_ind == self.exercises.len() - 1 { // The last exercise is done. @@ -275,3 +330,25 @@ All exercises seem to be done. Recompiling and running all exercises to make sure that all of them are actually done. "; + +const FENISH_LINE: &str = "+----------------------------------------------------+ +| You made it to the Fe-nish line! | ++-------------------------- ------------------------+ + \\/\x1b[31m + ▒▒ ▒▒▒▒▒▒▒▒ ▒▒▒▒▒▒▒▒ ▒▒ + ▒▒▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒▒▒ + ▒▒▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒▒▒ + ░░▒▒▒▒░░▒▒ ▒▒ ▒▒ ▒▒ ▒▒░░▒▒▒▒ + ▓▓▓▓▓▓▓▓ ▓▓ ▓▓██ ▓▓ ▓▓██ ▓▓ ▓▓▓▓▓▓▓▓ + ▒▒▒▒ ▒▒ ████ ▒▒ ████ ▒▒░░ ▒▒▒▒ + ▒▒ ▒▒▒▒▒▒ ▒▒▒▒▒▒ ▒▒▒▒▒▒ ▒▒ + ▒▒▒▒▒▒▒▒▒▒▓▓▓▓▓▓▒▒▒▒▒▒▒▒▓▓▓▓▓▓▒▒▒▒▒▒▒▒ + ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ + ▒▒▒▒▒▒▒▒▒▒██▒▒▒▒▒▒██▒▒▒▒▒▒▒▒▒▒ + ▒▒ ▒▒▒▒▒▒▒▒▒▒██████▒▒▒▒▒▒▒▒▒▒ ▒▒ + ▒▒ ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ ▒▒ + ▒▒ ▒▒ ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ ▒▒ ▒▒ + ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ + ▒▒ ▒▒ ▒▒ ▒▒\x1b[0m + +"; 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"; diff --git a/src/dev/check.rs b/src/dev/check.rs new file mode 100644 index 0000000..e95eb3c --- /dev/null +++ b/src/dev/check.rs @@ -0,0 +1,214 @@ +use anyhow::{anyhow, bail, Context, Error, Result}; +use std::{ + cmp::Ordering, + fs::{self, read_dir, OpenOptions}, + io::Read, + path::{Path, PathBuf}, +}; + +use crate::{ + info_file::{ExerciseInfo, InfoFile}, + CURRENT_FORMAT_VERSION, DEVELOPING_OFFICIAL_RUSTLINGS, +}; + +fn forbidden_char(input: &str) -> Option { + input.chars().find(|c| *c != '_' && !c.is_alphanumeric()) +} + +fn check_info_file_exercises(info_file: &InfoFile) -> Result> { + let mut names = hashbrown::HashSet::with_capacity(info_file.exercises.len()); + let mut paths = hashbrown::HashSet::with_capacity(info_file.exercises.len()); + + let mut file_buf = String::with_capacity(1 << 14); + for exercise_info in &info_file.exercises { + if exercise_info.name.is_empty() { + bail!("Found an empty exercise name in `info.toml`"); + } + if let Some(c) = forbidden_char(&exercise_info.name) { + bail!( + "Char `{c}` in the exercise name `{}` is not allowed", + exercise_info.name, + ); + } + + if let Some(dir) = &exercise_info.dir { + if dir.is_empty() { + bail!( + "The exercise `{}` has an empty dir name in `info.toml`", + exercise_info.name, + ); + } + if let Some(c) = forbidden_char(dir) { + bail!("Char `{c}` in the exercise dir `{dir}` is not allowed"); + } + } + + if exercise_info.hint.trim().is_empty() { + bail!("The exercise `{}` has an empty hint. Please provide a hint or at least tell the user why a hint isn't needed for this exercise", exercise_info.name); + } + + if !names.insert(exercise_info.name.as_str()) { + bail!( + "The exercise name `{}` is duplicated. Exercise names must all be unique", + exercise_info.name, + ); + } + + let path = exercise_info.path(); + + OpenOptions::new() + .read(true) + .open(&path) + .with_context(|| format!("Failed to open the file {path}"))? + .read_to_string(&mut file_buf) + .with_context(|| format!("Failed to read the file {path}"))?; + + if !file_buf.contains("fn main()") { + bail!("The `main` function is missing in the file `{path}`.\nCreate at least an empty `main` function to avoid language server errors"); + } + + file_buf.clear(); + + paths.insert(PathBuf::from(path)); + } + + Ok(paths) +} + +fn unexpected_file(path: &Path) -> Error { + anyhow!("Found the file `{}`. Only `README.md` and Rust files related to an exercise in `info.toml` are allowed in the `exercises` directory", path.display()) +} + +fn check_exercise_dir_files(info_file_paths: &hashbrown::HashSet) -> Result<()> { + for entry in read_dir("exercises").context("Failed to open the `exercises` directory")? { + let entry = entry.context("Failed to read the `exercises` directory")?; + + if entry.file_type().unwrap().is_file() { + let path = entry.path(); + let file_name = path.file_name().unwrap(); + if file_name == "README.md" { + continue; + } + + if !info_file_paths.contains(&path) { + return Err(unexpected_file(&path)); + } + + continue; + } + + let dir_path = entry.path(); + for entry in read_dir(&dir_path) + .with_context(|| format!("Failed to open the directory {}", dir_path.display()))? + { + let entry = entry + .with_context(|| format!("Failed to read the directory {}", dir_path.display()))?; + let path = entry.path(); + + if !entry.file_type().unwrap().is_file() { + bail!("Found `{}` but expected only files. Only one level of exercise nesting is allowed", path.display()); + } + + let file_name = path.file_name().unwrap(); + if file_name == "README.md" { + continue; + } + + if !info_file_paths.contains(&path) { + return Err(unexpected_file(&path)); + } + } + } + + Ok(()) +} + +fn check_exercises(info_file: &InfoFile) -> Result<()> { + match info_file.format_version.cmp(&CURRENT_FORMAT_VERSION) { + Ordering::Less => bail!("`format_version` < {CURRENT_FORMAT_VERSION} (supported version)\nPlease migrate to the latest format version"), + Ordering::Greater => bail!("`format_version` > {CURRENT_FORMAT_VERSION} (supported version)\nTry updating the Rustlings program"), + Ordering::Equal => (), + } + + let info_file_paths = check_info_file_exercises(info_file)?; + check_exercise_dir_files(&info_file_paths)?; + + Ok(()) +} + +pub fn bins_start_end_ind(cargo_toml: &str) -> Result<(usize, usize)> { + let start_ind = cargo_toml + .find("bin = [") + .context("Failed to find the start of the `bin` list (`bin = [`)")? + + 7; + let end_ind = start_ind + + cargo_toml + .get(start_ind..) + .and_then(|slice| slice.as_bytes().iter().position(|c| *c == b']')) + .context("Failed to find the end of the `bin` list (`]`)")?; + + Ok((start_ind, end_ind)) +} + +pub fn append_bins( + buf: &mut Vec, + exercise_infos: &[ExerciseInfo], + exercise_path_prefix: &[u8], +) { + buf.push(b'\n'); + for exercise_info in exercise_infos { + buf.extend_from_slice(b" { name = \""); + buf.extend_from_slice(exercise_info.name.as_bytes()); + buf.extend_from_slice(b"\", path = \""); + buf.extend_from_slice(exercise_path_prefix); + buf.extend_from_slice(b"exercises/"); + if let Some(dir) = &exercise_info.dir { + buf.extend_from_slice(dir.as_bytes()); + buf.push(b'/'); + } + buf.extend_from_slice(exercise_info.name.as_bytes()); + buf.extend_from_slice(b".rs\" },\n"); + } +} + +fn check_cargo_toml( + exercise_infos: &[ExerciseInfo], + current_cargo_toml: &str, + exercise_path_prefix: &[u8], +) -> Result<()> { + let (bins_start_ind, bins_end_ind) = bins_start_end_ind(current_cargo_toml)?; + + let old_bins = ¤t_cargo_toml.as_bytes()[bins_start_ind..bins_end_ind]; + let mut new_bins = Vec::with_capacity(1 << 13); + append_bins(&mut new_bins, exercise_infos, exercise_path_prefix); + + if old_bins != new_bins { + bail!("`Cargo.toml` is outdated. Run `rustlings dev update` to update it"); + } + + Ok(()) +} + +pub fn check() -> Result<()> { + let info_file = InfoFile::parse()?; + check_exercises(&info_file)?; + + if DEVELOPING_OFFICIAL_RUSTLINGS { + check_cargo_toml( + &info_file.exercises, + include_str!("../../dev/Cargo.toml"), + b"../", + ) + .context("The file `dev/Cargo.toml` is outdated. Please run `cargo run -- dev update` to update it")?; + } else { + let current_cargo_toml = + fs::read_to_string("Cargo.toml").context("Failed to read the file `Cargo.toml`")?; + check_cargo_toml(&info_file.exercises, ¤t_cargo_toml, b"").context( + "The file `Cargo.toml` is outdated. Please run `rustlings dev update` to update it", + )?; + } + + println!("\nEverything looks fine!"); + + Ok(()) +} diff --git a/src/dev/init.rs b/src/dev/init.rs new file mode 100644 index 0000000..3ce5055 --- /dev/null +++ b/src/dev/init.rs @@ -0,0 +1,109 @@ +use anyhow::{Context, Result}; +use std::fs::{self, create_dir}; + +use crate::CURRENT_FORMAT_VERSION; + +pub fn init() -> Result<()> { + create_dir("rustlings").context("Failed to create the directory `rustlings`")?; + + create_dir("rustlings/exercises") + .context("Failed to create the directory `rustlings/exercises`")?; + + create_dir("rustlings/solutions") + .context("Failed to create the directory `rustlings/solutions`")?; + + fs::write( + "rustlings/info.toml", + format!("{INFO_FILE_BEFORE_FORMAT_VERSION}{CURRENT_FORMAT_VERSION}{INFO_FILE_AFTER_FORMAT_VERSION}"), + ) + .context("Failed to create the file `rustlings/info.toml`")?; + + fs::write("rustlings/Cargo.toml", CARGO_TOML) + .context("Failed to create the file `rustlings/Cargo.toml`")?; + + fs::write("rustlings/.gitignore", crate::init::GITIGNORE) + .context("Failed to create the file `rustlings/.gitignore`")?; + + fs::write("rustlings/README.md", README) + .context("Failed to create the file `rustlings/README.md`")?; + + create_dir("rustlings/.vscode") + .context("Failed to create the directory `rustlings/.vscode`")?; + fs::write( + "rustlings/.vscode/extensions.json", + crate::init::VS_CODE_EXTENSIONS_JSON, + ) + .context("Failed to create the file `rustlings/.vscode/extensions.json`")?; + + println!("{INIT_DONE}"); + + Ok(()) +} + +const INFO_FILE_BEFORE_FORMAT_VERSION: &str = + "# The format version is an indicator of the compatibility of third-party exercises with the +# Rustlings program. +# The format version is not the same as the version of the Rustlings program. +# In case Rustlings makes an unavoidable breaking change to the expected format of third-party +# exercises, you would need to raise this version and adapt to the new format. +# Otherwise, the newest version of the Rustlings program won't be able to run these exercises. +format_version = "; + +const INFO_FILE_AFTER_FORMAT_VERSION: &str = r#" + +# Optional multi-line message to be shown to users when just starting with the exercises. +welcome_message = """Welcome to these third-party Rustlings exercises.""" + +# Optional multi-line message to be shown to users after finishing all exercises. +final_message = """We hope that you found the exercises helpful :D""" + +# Repeat this section for every exercise. +[[exercises]] +# Exercise name which is the exercise file name without the `.rs` extension. +name = "???" + +# Optional directory name to be provided if you want to organize exercises in directories. +# If `dir` is specified, the exercise path is `exercises/DIR/NAME.rs` +# Otherwise, the path is `exercises/NAME.rs` +# dir = "???" + +# The mode to run the exercise in. +# The mode "test" (preferred) runs the exercise's tests. +# The mode "run" only checks if the exercise compiles and runs it. +mode = "test" + +# A multi-line hint to be shown to users on request. +hint = """???""" +"#; + +const CARGO_TOML: &[u8] = + br#"# Don't edit the `bin` list manually! It is updated by `rustlings dev update` +bin = [] + +[package] +name = "rustlings" +edition = "2021" +publish = false + +[dependencies] +"#; + +const README: &str = "# Rustlings 🦀 + +Welcome to these third-party Rustlings exercises 😃 + +First, +[install Rustlings using the official instructions in the README of the Rustlings project](https://github.com/rust-lang/rustlings) ✅ + +Then, open your terminal in this directory and run `rustlings` to get started with the exercises 🚀 +"; + +const INIT_DONE: &str = r#"Initialization done! +You can start developing third-party Rustlings exercises in the `rustlings` directory :D + +If the initialization was done in a Rust project which is a Cargo workspace, you need to add the +path to the `rustlings` directory to the `workspace.exclude` list in the project's `Cargo.toml` +file. For example: + +[workspace] +exclude = ["rustlings"]"#; diff --git a/src/dev/update.rs b/src/dev/update.rs new file mode 100644 index 0000000..65dcf76 --- /dev/null +++ b/src/dev/update.rs @@ -0,0 +1,53 @@ +use std::fs; + +use anyhow::{Context, Result}; + +use crate::{ + info_file::{ExerciseInfo, InfoFile}, + DEVELOPING_OFFICIAL_RUSTLINGS, +}; + +use super::check::{append_bins, bins_start_end_ind}; + +fn update_cargo_toml( + exercise_infos: &[ExerciseInfo], + current_cargo_toml: &str, + cargo_toml_path: &str, + exercise_path_prefix: &[u8], +) -> Result<()> { + let (bins_start_ind, bins_end_ind) = bins_start_end_ind(current_cargo_toml)?; + + let mut new_cargo_toml = Vec::with_capacity(1 << 13); + new_cargo_toml.extend_from_slice(current_cargo_toml[..bins_start_ind].as_bytes()); + append_bins(&mut new_cargo_toml, exercise_infos, exercise_path_prefix); + new_cargo_toml.extend_from_slice(current_cargo_toml[bins_end_ind..].as_bytes()); + + fs::write(cargo_toml_path, new_cargo_toml).context("Failed to write the `Cargo.toml` file")?; + + Ok(()) +} + +pub fn update() -> Result<()> { + let info_file = InfoFile::parse()?; + + if DEVELOPING_OFFICIAL_RUSTLINGS { + update_cargo_toml( + &info_file.exercises, + include_str!("../../dev/Cargo.toml"), + "dev/Cargo.toml", + b"../", + ) + .context("Failed to update the file `dev/Cargo.toml`")?; + + println!("Updated `dev/Cargo.toml`"); + } else { + let current_cargo_toml = + fs::read_to_string("Cargo.toml").context("Failed to read the file `Cargo.toml`")?; + update_cargo_toml(&info_file.exercises, ¤t_cargo_toml, "Cargo.toml", b"") + .context("Failed to update the file `Cargo.toml`")?; + + println!("Updated `Cargo.toml`"); + } + + Ok(()) +} diff --git a/src/embedded.rs b/src/embedded.rs index 866b12b..eae3099 100644 --- a/src/embedded.rs +++ b/src/embedded.rs @@ -47,14 +47,12 @@ impl EmbeddedFlatDir { let path = Path::new(self.path); if let Err(e) = create_dir(path) { - if !path.is_dir() { + if e.kind() != io::ErrorKind::AlreadyExists { return Err(e); } } - self.readme.write_to_disk(WriteStrategy::Overwrite)?; - - Ok(()) + self.readme.write_to_disk(WriteStrategy::Overwrite) } } diff --git a/src/exercise.rs b/src/exercise.rs index 2ec8d97..eb7b725 100644 --- a/src/exercise.rs +++ b/src/exercise.rs @@ -3,13 +3,11 @@ use crossterm::style::{style, StyledContent, Stylize}; use std::{ fmt::{self, Display, Formatter}, fs, + path::Path, process::{Command, Output}, }; -use crate::{ - embedded::{WriteStrategy, EMBEDDED_FILES}, - info_file::Mode, -}; +use crate::{info_file::Mode, DEVELOPING_OFFICIAL_RUSTLINGS}; pub struct TerminalFileLink<'a> { path: &'a str, @@ -50,9 +48,7 @@ impl Exercise { cmd.arg(command); // A hack to make `cargo run` work when developing Rustlings. - // Use `dev/Cargo.toml` when in the directory of the repository. - #[cfg(debug_assertions)] - if std::path::Path::new("tests").exists() { + if DEVELOPING_OFFICIAL_RUSTLINGS && Path::new("tests").exists() { cmd.arg("--manifest-path").arg("dev/Cargo.toml"); } @@ -69,7 +65,17 @@ impl Exercise { pub fn run(&self) -> Result { match self.mode { Mode::Run => self.cargo_cmd("run", &[]), - Mode::Test => self.cargo_cmd("test", &["--", "--nocapture", "--format", "pretty"]), + Mode::Test => self.cargo_cmd( + "test", + &[ + "--", + "--color", + "always", + "--nocapture", + "--format", + "pretty", + ], + ), Mode::Clippy => self.cargo_cmd( "clippy", &["--", "-D", "warnings", "-D", "clippy::float_cmp"], @@ -77,12 +83,6 @@ impl Exercise { } } - pub fn reset(&self) -> Result<()> { - EMBEDDED_FILES - .write_exercise_to_disk(self.path, WriteStrategy::Overwrite) - .with_context(|| format!("Failed to reset the exercise {self}")) - } - pub fn terminal_link(&self) -> StyledContent> { style(TerminalFileLink { path: self.path }) .underlined() diff --git a/src/info_file.rs b/src/info_file.rs index 2a45e02..879609e 100644 --- a/src/info_file.rs +++ b/src/info_file.rs @@ -39,6 +39,7 @@ impl ExerciseInfo { #[derive(Deserialize)] pub struct InfoFile { + pub format_version: u8, pub welcome_message: Option, pub final_message: Option, pub exercises: Vec, @@ -63,14 +64,6 @@ impl InfoFile { bail!("{NO_EXERCISES_ERR}"); } - let mut names_set = hashbrown::HashSet::with_capacity(slf.exercises.len()); - for exercise in &slf.exercises { - if !names_set.insert(exercise.name.as_str()) { - bail!("Exercise names must all be unique!") - } - } - drop(names_set); - Ok(slf) } } diff --git a/src/init.rs b/src/init.rs index 459519d..52315e2 100644 --- a/src/init.rs +++ b/src/init.rs @@ -1,64 +1,24 @@ use anyhow::{bail, Context, Result}; use std::{ env::set_current_dir, - fs::{create_dir, OpenOptions}, - io::{self, ErrorKind, Write}, + fs::{self, create_dir}, + io::ErrorKind, path::Path, }; -use crate::{embedded::EMBEDDED_FILES, info_file::ExerciseInfo}; +use crate::embedded::EMBEDDED_FILES; -fn create_cargo_toml(exercise_infos: &[ExerciseInfo]) -> io::Result<()> { - let mut cargo_toml = Vec::with_capacity(1 << 13); - cargo_toml.extend_from_slice(b"bin = [\n"); - for exercise_info in exercise_infos { - cargo_toml.extend_from_slice(b" { name = \""); - cargo_toml.extend_from_slice(exercise_info.name.as_bytes()); - cargo_toml.extend_from_slice(b"\", path = \"exercises/"); - if let Some(dir) = &exercise_info.dir { - cargo_toml.extend_from_slice(dir.as_bytes()); - cargo_toml.push(b'/'); - } - cargo_toml.extend_from_slice(exercise_info.name.as_bytes()); - cargo_toml.extend_from_slice(b".rs\" },\n"); +const CARGO_TOML: &[u8] = { + let cargo_toml = include_bytes!("../dev/Cargo.toml"); + // Skip the first line (comment). + let mut start_ind = 0; + while cargo_toml[start_ind] != b'\n' { + start_ind += 1; } + cargo_toml.split_at(start_ind + 1).1 +}; - cargo_toml.extend_from_slice( - br#"] - -[package] -name = "rustlings" -edition = "2021" -publish = false -"#, - ); - OpenOptions::new() - .create_new(true) - .write(true) - .open("Cargo.toml")? - .write_all(&cargo_toml) -} - -fn create_gitignore() -> io::Result<()> { - OpenOptions::new() - .create_new(true) - .write(true) - .open(".gitignore")? - .write_all(GITIGNORE) -} - -fn create_vscode_dir() -> Result<()> { - create_dir(".vscode").context("Failed to create the directory `.vscode`")?; - OpenOptions::new() - .create_new(true) - .write(true) - .open(".vscode/extensions.json")? - .write_all(VS_CODE_EXTENSIONS_JSON)?; - - Ok(()) -} - -pub fn init(exercise_infos: &[ExerciseInfo]) -> Result<()> { +pub fn init() -> Result<()> { if Path::new("exercises").is_dir() && Path::new("Cargo.toml").is_file() { bail!(PROBABLY_IN_RUSTLINGS_DIR_ERR); } @@ -78,21 +38,27 @@ pub fn init(exercise_infos: &[ExerciseInfo]) -> Result<()> { .init_exercises_dir() .context("Failed to initialize the `rustlings/exercises` directory")?; - create_cargo_toml(exercise_infos) + fs::write("Cargo.toml", CARGO_TOML) .context("Failed to create the file `rustlings/Cargo.toml`")?; - create_gitignore().context("Failed to create the file `rustlings/.gitignore`")?; + fs::write(".gitignore", GITIGNORE) + .context("Failed to create the file `rustlings/.gitignore`")?; - create_vscode_dir().context("Failed to create the file `rustlings/.vscode/extensions.json`")?; + create_dir(".vscode").context("Failed to create the directory `rustlings/.vscode`")?; + fs::write(".vscode/extensions.json", VS_CODE_EXTENSIONS_JSON) + .context("Failed to create the file `rustlings/.vscode/extensions.json`")?; + + println!("{POST_INIT_MSG}"); Ok(()) } -const GITIGNORE: &[u8] = b"/target -/.rustlings-state.txt +pub const GITIGNORE: &[u8] = b"Cargo.lock +.rustlings-state.txt +target "; -const VS_CODE_EXTENSIONS_JSON: &[u8] = br#"{"recommendations":["rust-lang.rust-analyzer"]}"#; +pub const VS_CODE_EXTENSIONS_JSON: &[u8] = br#"{"recommendations":["rust-lang.rust-analyzer"]}"#; const PROBABLY_IN_RUSTLINGS_DIR_ERR: &str = "A directory with the name `exercises` and a file with the name `Cargo.toml` already exist @@ -106,3 +72,8 @@ const RUSTLINGS_DIR_ALREADY_EXISTS_ERR: &str = You probably already initialized Rustlings. Run `cd rustlings` Then run `rustlings` again"; + +const POST_INIT_MSG: &str = "Done initialization! + +Run `cd rustlings` to go into the generated directory. +Then run `rustlings` to get started."; diff --git a/src/list.rs b/src/list.rs index 2bb813d..790c02f 100644 --- a/src/list.rs +++ b/src/list.rs @@ -7,12 +7,12 @@ use crossterm::{ use ratatui::{backend::CrosstermBackend, Terminal}; use std::io; -mod state; - use crate::app_state::AppState; use self::state::{Filter, UiState}; +mod state; + pub fn list(app_state: &mut AppState) -> Result<()> { let mut stdout = io::stdout().lock(); stdout.execute(EnterAlternateScreen)?; diff --git a/src/list/state.rs b/src/list/state.rs index 2a1fef1..0253bb9 100644 --- a/src/list/state.rs +++ b/src/list/state.rs @@ -217,23 +217,22 @@ impl<'a> UiState<'a> { return Ok(self); }; - let (ind, exercise) = self + let ind = self .app_state .exercises() .iter() .enumerate() .filter_map(|(ind, exercise)| match self.filter { - Filter::Done => exercise.done.then_some((ind, exercise)), - Filter::Pending => (!exercise.done).then_some((ind, exercise)), - Filter::None => Some((ind, exercise)), + Filter::Done => exercise.done.then_some(ind), + Filter::Pending => (!exercise.done).then_some(ind), + Filter::None => Some(ind), }) .nth(selected) .context("Invalid selection index")?; - exercise.reset()?; + let exercise_path = self.app_state.reset_exercise_by_ind(ind)?; self.message - .write_fmt(format_args!("The exercise {exercise} has been reset!"))?; - self.app_state.set_pending(ind)?; + .write_fmt(format_args!("The exercise {exercise_path} has been reset"))?; Ok(self.with_updated_rows()) } diff --git a/src/main.rs b/src/main.rs index ed5becf..0469737 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,4 +1,4 @@ -use anyhow::{Context, Result}; +use anyhow::{bail, Context, Result}; use app_state::StateFileStatus; use clap::{Parser, Subcommand}; use crossterm::{ @@ -11,7 +11,10 @@ use std::{ process::exit, }; +use self::{app_state::AppState, dev::DevCommands, info_file::InfoFile, watch::WatchExit}; + mod app_state; +mod dev; mod embedded; mod exercise; mod info_file; @@ -21,13 +24,17 @@ mod progress_bar; mod run; mod watch; -use self::{ - app_state::AppState, - info_file::InfoFile, - init::init, - list::list, - run::run, - watch::{watch, WatchExit}, +const CURRENT_FORMAT_VERSION: u8 = 1; +const DEVELOPING_OFFICIAL_RUSTLINGS: bool = { + #[allow(unused_assignments, unused_mut)] + let mut debug_profile = false; + + #[cfg(debug_assertions)] + { + debug_profile = true; + } + + debug_profile }; /// Rustlings is a collection of small exercises to get you used to writing and reading Rust code @@ -61,6 +68,8 @@ enum Subcommands { /// The name of the exercise name: String, }, + #[command(subcommand)] + Dev(DevCommands), } fn main() -> Result<()> { @@ -68,18 +77,29 @@ fn main() -> Result<()> { which::which("cargo").context(CARGO_NOT_FOUND_ERR)?; - let info_file = InfoFile::parse()?; + match args.command { + Some(Subcommands::Init) => { + if DEVELOPING_OFFICIAL_RUSTLINGS { + bail!("Disabled while developing the official Rustlings"); + } - if matches!(args.command, Some(Subcommands::Init)) { - init(&info_file.exercises).context("Initialization failed")?; + return init::init().context("Initialization failed"); + } + Some(Subcommands::Dev(dev_command)) => return dev_command.run(), + _ => (), + } - println!("{POST_INIT_MSG}"); - return Ok(()); - } else if !Path::new("exercises").is_dir() { + if !Path::new("exercises").is_dir() { println!("{PRE_INIT_MSG}"); exit(1); } + let info_file = InfoFile::parse()?; + + if info_file.format_version > CURRENT_FORMAT_VERSION { + bail!(FORMAT_VERSION_HIGHER_ERR); + } + let (mut app_state, state_file_status) = AppState::new( info_file.exercises, info_file.final_message.unwrap_or_default(), @@ -121,34 +141,32 @@ fn main() -> Result<()> { }; loop { - match watch(&mut app_state, notify_exercise_paths)? { + match watch::watch(&mut app_state, notify_exercise_paths)? { WatchExit::Shutdown => break, // It is much easier to exit the watch mode, launch the list mode and then restart // the watch mode instead of trying to pause the watch threads and correct the // watch state. - WatchExit::List => list(&mut app_state)?, + WatchExit::List => list::list(&mut app_state)?, } } } - // `Init` is handled above. - Some(Subcommands::Init) => (), Some(Subcommands::Run { name }) => { if let Some(name) = name { app_state.set_current_exercise_by_name(&name)?; } - run(&mut app_state)?; + run::run(&mut app_state)?; } Some(Subcommands::Reset { name }) => { app_state.set_current_exercise_by_name(&name)?; - let exercise = app_state.current_exercise(); - exercise.reset()?; - println!("The exercise {exercise} has been reset!"); - app_state.set_pending(app_state.current_exercise_ind())?; + let exercise_path = app_state.reset_current_exercise()?; + println!("The exercise {exercise_path} has been reset"); } Some(Subcommands::Hint { name }) => { app_state.set_current_exercise_by_name(&name)?; println!("{}", app_state.current_exercise().hint); } + // Handled in an earlier match. + Some(Subcommands::Init | Subcommands::Dev(_)) => (), } Ok(()) @@ -158,8 +176,13 @@ const CARGO_NOT_FOUND_ERR: &str = "Failed to find `cargo`. Did you already install Rust? Try running `cargo --version` to diagnose the problem."; +const FORMAT_VERSION_HIGHER_ERR: &str = + "The format version specified in the `info.toml` file is higher than the last one supported. +It is possible that you have an outdated version of Rustlings. +Try to install the latest Rustlings version first."; + const PRE_INIT_MSG: &str = r" - welcome to... + Welcome to... _ _ _ _ __ _ _ ___| |_| (_)_ __ __ _ ___ | '__| | | / __| __| | | '_ \ / _` / __| @@ -169,31 +192,3 @@ const PRE_INIT_MSG: &str = r" The `exercises` directory wasn't found in the current directory. If you are just starting with Rustlings, run the command `rustlings init` to initialize it."; - -const POST_INIT_MSG: &str = " -Done initialization! - -Run `cd rustlings` to go into the generated directory. -Then run `rustlings` to get started."; - -const FENISH_LINE: &str = "+----------------------------------------------------+ -| You made it to the Fe-nish line! | -+-------------------------- ------------------------+ - \\/\x1b[31m - ▒▒ ▒▒▒▒▒▒▒▒ ▒▒▒▒▒▒▒▒ ▒▒ - ▒▒▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒▒▒ - ▒▒▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒▒▒ - ░░▒▒▒▒░░▒▒ ▒▒ ▒▒ ▒▒ ▒▒░░▒▒▒▒ - ▓▓▓▓▓▓▓▓ ▓▓ ▓▓██ ▓▓ ▓▓██ ▓▓ ▓▓▓▓▓▓▓▓ - ▒▒▒▒ ▒▒ ████ ▒▒ ████ ▒▒░░ ▒▒▒▒ - ▒▒ ▒▒▒▒▒▒ ▒▒▒▒▒▒ ▒▒▒▒▒▒ ▒▒ - ▒▒▒▒▒▒▒▒▒▒▓▓▓▓▓▓▒▒▒▒▒▒▒▒▓▓▓▓▓▓▒▒▒▒▒▒▒▒ - ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ - ▒▒▒▒▒▒▒▒▒▒██▒▒▒▒▒▒██▒▒▒▒▒▒▒▒▒▒ - ▒▒ ▒▒▒▒▒▒▒▒▒▒██████▒▒▒▒▒▒▒▒▒▒ ▒▒ - ▒▒ ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ ▒▒ - ▒▒ ▒▒ ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒ ▒▒ ▒▒ - ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ ▒▒ - ▒▒ ▒▒ ▒▒ ▒▒\x1b[0m - -"; diff --git a/src/watch.rs b/src/watch.rs index d20e552..5ebe526 100644 --- a/src/watch.rs +++ b/src/watch.rs @@ -11,10 +11,6 @@ use std::{ time::Duration, }; -mod notify_event; -mod state; -mod terminal_event; - use crate::app_state::{AppState, ExercisesProgress}; use self::{ @@ -23,6 +19,10 @@ use self::{ terminal_event::{terminal_event_handler, InputEvent}, }; +mod notify_event; +mod state; +mod terminal_event; + enum WatchEvent { Input(InputEvent), FileChange { exercise_ind: usize }, diff --git a/tests/dev_cargo_bins.rs b/tests/dev_cargo_bins.rs deleted file mode 100644 index 81f48b1..0000000 --- a/tests/dev_cargo_bins.rs +++ /dev/null @@ -1,44 +0,0 @@ -// Makes sure that `dev/Cargo.toml` is synced with `info.toml`. -// When this test fails, you just need to run `cargo run -p gen-dev-cargo-toml`. - -use serde::Deserialize; -use std::fs; - -#[derive(Deserialize)] -struct ExerciseInfo { - name: String, - dir: Option, -} - -#[derive(Deserialize)] -struct InfoFile { - exercises: Vec, -} - -#[test] -fn dev_cargo_bins() { - let cargo_toml = fs::read_to_string("dev/Cargo.toml").unwrap(); - - let exercise_infos = - toml_edit::de::from_str::(&fs::read_to_string("info.toml").unwrap()) - .unwrap() - .exercises; - - let mut start_ind = 0; - for exercise_info in exercise_infos { - let name_start = start_ind + cargo_toml[start_ind..].find('"').unwrap() + 1; - let name_end = name_start + cargo_toml[name_start..].find('"').unwrap(); - assert_eq!(exercise_info.name, &cargo_toml[name_start..name_end]); - - let path_start = name_end + cargo_toml[name_end + 1..].find('"').unwrap() + 2; - let path_end = path_start + cargo_toml[path_start..].find('"').unwrap(); - let expected_path = if let Some(dir) = exercise_info.dir { - format!("../exercises/{dir}/{}.rs", exercise_info.name) - } else { - format!("../exercises/{}.rs", exercise_info.name) - }; - assert_eq!(expected_path, &cargo_toml[path_start..path_end]); - - start_ind = path_end + 1; - } -} diff --git a/tests/fixture/failure/info.toml b/tests/fixture/failure/info.toml index 94ec6ea..ef99a07 100644 --- a/tests/fixture/failure/info.toml +++ b/tests/fixture/failure/info.toml @@ -1,3 +1,5 @@ +format_version = 1 + [[exercises]] name = "compFailure" mode = "run" diff --git a/tests/fixture/state/info.toml b/tests/fixture/state/info.toml index e5c4d8f..eec24ea 100644 --- a/tests/fixture/state/info.toml +++ b/tests/fixture/state/info.toml @@ -1,3 +1,5 @@ +format_version = 1 + [[exercises]] name = "pending_exercise" mode = "run" diff --git a/tests/fixture/success/info.toml b/tests/fixture/success/info.toml index 674ba26..88650ec 100644 --- a/tests/fixture/success/info.toml +++ b/tests/fixture/success/info.toml @@ -1,3 +1,5 @@ +format_version = 1 + [[exercises]] name = "compSuccess" mode = "run"