diff --git a/Cargo.lock b/Cargo.lock index 3bd74507..b64ac42c 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -2,6 +2,21 @@ # It is not intended for manual editing. version = 3 +[[package]] +name = "addr2line" +version = "0.22.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "6e4503c46a5c0c7844e948c9a4d6acd9f50cccb4de1c48eb9e291ea17470c678" +dependencies = [ + "gimli", +] + +[[package]] +name = "adler" +version = "1.0.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe" + [[package]] name = "ahash" version = "0.8.11" @@ -105,6 +120,21 @@ version = "1.3.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0" +[[package]] +name = "backtrace" +version = "0.3.73" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5cc23269a4f8976d0a4d2e7109211a419fe30e8d88d677cd60b6bc79c5732e0a" +dependencies = [ + "addr2line", + "cc", + "cfg-if", + "libc", + "miniz_oxide", + "object", + "rustc-demangle", +] + [[package]] name = "bitflags" version = "1.3.2" @@ -128,6 +158,12 @@ dependencies = [ "serde", ] +[[package]] +name = "bytes" +version = "1.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "514de17de45fdb8dc022b1a7975556c53c86f9f0aa5f534b98977b171857c2c9" + [[package]] name = "cassowary" version = "0.3.0" @@ -143,6 +179,12 @@ dependencies = [ "rustversion", ] +[[package]] +name = "cc" +version = "1.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "eaff6f8ce506b9773fa786672d63fc7a191ffea1be33f72bbd4aeacefca9ffc8" + [[package]] name = "cfg-if" version = "1.0.0" @@ -302,6 +344,101 @@ dependencies = [ "libc", ] +[[package]] +name = "futures" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "645c6916888f6cb6350d2550b80fb63e734897a8498abe35cfb732b6487804b0" +dependencies = [ + "futures-channel", + "futures-core", + "futures-executor", + "futures-io", + "futures-sink", + "futures-task", + "futures-util", +] + +[[package]] +name = "futures-channel" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "eac8f7d7865dcb88bd4373ab671c8cf4508703796caa2b1985a9ca867b3fcb78" +dependencies = [ + "futures-core", + "futures-sink", +] + +[[package]] +name = "futures-core" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dfc6580bb841c5a68e9ef15c77ccc837b40a7504914d52e47b8b0e9bbda25a1d" + +[[package]] +name = "futures-executor" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a576fc72ae164fca6b9db127eaa9a9dda0d61316034f33a0a0d4eda41f02b01d" +dependencies = [ + "futures-core", + "futures-task", + "futures-util", +] + +[[package]] +name = "futures-io" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a44623e20b9681a318efdd71c299b6b222ed6f231972bfe2f224ebad6311f0c1" + +[[package]] +name = "futures-macro" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + +[[package]] +name = "futures-sink" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9fb8e00e87438d937621c1c6269e53f536c14d3fbd6a042bb24879e57d474fb5" + +[[package]] +name = "futures-task" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "38d84fa142264698cdce1a9f9172cf383a0c82de1bddcf3092901442c4097004" + +[[package]] +name = "futures-util" +version = "0.3.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3d6401deb83407ab3da39eba7e33987a73c3df0c82b4bb5813ee871c19c41d48" +dependencies = [ + "futures-channel", + "futures-core", + "futures-io", + "futures-macro", + "futures-sink", + "futures-task", + "memchr", + "pin-project-lite", + "pin-utils", + "slab", +] + +[[package]] +name = "gimli" +version = "0.29.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "40ecd4077b5ae9fd2e9e169b102c6c330d0605168eb0e8bf79952b256dbefffd" + [[package]] name = "hashbrown" version = "0.14.5" @@ -318,6 +455,12 @@ version = "0.5.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea" +[[package]] +name = "hermit-abi" +version = "0.3.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024" + [[package]] name = "indexmap" version = "2.2.6" @@ -426,6 +569,15 @@ version = "2.7.4" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "78ca9ab1a0babb1e7d5695e3530886289c18cf2f87ec19a575a0abdce112e3a3" +[[package]] +name = "miniz_oxide" +version = "0.7.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b8a240ddb74feaf34a79a7add65a741f3167852fba007066dcac1ca548d89c08" +dependencies = [ + "adler", +] + [[package]] name = "mio" version = "0.8.11" @@ -482,6 +634,25 @@ dependencies = [ "autocfg", ] +[[package]] +name = "num_cpus" +version = "1.16.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43" +dependencies = [ + "hermit-abi", + "libc", +] + +[[package]] +name = "object" +version = "0.36.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "081b846d1d56ddfc18fdf1a922e4f6e07a11768ea1b92dec44e42b72712ccfce" +dependencies = [ + "memchr", +] + [[package]] name = "once_cell" version = "1.19.0" @@ -527,6 +698,18 @@ version = "1.0.15" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "57c0d7b74b563b49d38dae00a0c37d4d6de9b432382b2892f0574ddcae73fd0a" +[[package]] +name = "pin-project-lite" +version = "0.2.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bda66fc9667c18cb2758a2ac84d1167245054bcf85d5d1aaa6923f45801bdd02" + +[[package]] +name = "pin-utils" +version = "0.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184" + [[package]] name = "predicates" version = "3.1.0" @@ -643,6 +826,12 @@ version = "0.8.4" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b" +[[package]] +name = "rustc-demangle" +version = "0.1.24" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "719b953e2095829ee67db738b3bfa9fa368c94900df327b3f07fe6e794d2fe1f" + [[package]] name = "rustlings" version = "6.1.0" @@ -651,6 +840,7 @@ dependencies = [ "assert_cmd", "clap", "crossterm", + "futures", "hashbrown", "notify-debouncer-mini", "os_pipe", @@ -659,6 +849,7 @@ dependencies = [ "rustlings-macros", "serde", "serde_json", + "tokio", "toml_edit", ] @@ -768,12 +959,31 @@ dependencies = [ "libc", ] +[[package]] +name = "slab" +version = "0.4.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8f92a496fb766b417c996b9c5e57daf2f7ad3b0bebe1ccfca4856390e3d3bb67" +dependencies = [ + "autocfg", +] + [[package]] name = "smallvec" version = "1.13.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67" +[[package]] +name = "socket2" +version = "0.5.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ce305eb0b4296696835b71df73eb912e0f1ffd2556a501fcede6e0c50349191c" +dependencies = [ + "libc", + "windows-sys 0.52.0", +] + [[package]] name = "stability" version = "0.2.1" @@ -835,6 +1045,36 @@ version = "0.4.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "3369f5ac52d5eb6ab48c6b4ffdc8efbcad6b89c765749064ba298f2c68a16a76" +[[package]] +name = "tokio" +version = "1.38.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ba4f4a02a7a80d6f274636f0aa95c7e383b912d41fe721a31f29e29698585a4a" +dependencies = [ + "backtrace", + "bytes", + "libc", + "mio", + "num_cpus", + "parking_lot", + "pin-project-lite", + "signal-hook-registry", + "socket2", + "tokio-macros", + "windows-sys 0.48.0", +] + +[[package]] +name = "tokio-macros" +version = "2.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "toml_datetime" version = "0.6.6" diff --git a/Cargo.toml b/Cargo.toml index 9198f238..c61478ce 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -47,6 +47,10 @@ include = [ [dependencies] anyhow = "1.0.86" + +tokio = { version = "1.0", features = ["full"] } +futures = "0.3" + clap = { version = "4.5.9", features = ["derive"] } crossterm = "0.27.0" hashbrown = "0.14.5" diff --git a/exercises/24_async/async1.rs b/exercises/24_async/async1.rs index c4d59d8a..2e741594 100644 --- a/exercises/24_async/async1.rs +++ b/exercises/24_async/async1.rs @@ -3,7 +3,7 @@ // The program should wait until all the tasks have finished and should collect their return values into a vector. use std::time::{Duration, Instant}; -use futures::executor::block_on; // For simplicity in an educational context, to block on async code +use tokio::time::{sleep, Duration}; async fn perform_task(id: usize) -> u128 { let start = Instant::now(); diff --git a/solutions/24_async/async1.rs b/solutions/24_async/async1.rs index d60ed185..62e8ffa0 100644 --- a/solutions/24_async/async1.rs +++ b/solutions/24_async/async1.rs @@ -3,7 +3,7 @@ // The program should wait until all the tasks have finished and should collect their return values into a vector. use std::time::{Duration, Instant}; -use futures::executor::block_on; // This will allow us to block on async code for simplicity in an educational context +use tokio::time::{sleep, Duration}; async fn perform_task(id: usize) -> u128 { let start = Instant::now(); @@ -36,6 +36,7 @@ async fn main_async() { } } -fn main() { - block_on(main_async()); -} +#[tokio::main] +async fn main() { + main_async().await; +} \ No newline at end of file