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Merge pull request #1913 from mo8it/which

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Use `which` instead of running `rustc --version`
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Mo 2024-03-27 14:21:11 +01:00 committed by GitHub
parent 87ca05b4bb 8e0f7e56f7
commit deeefcf16c
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GPG key ID: B5690EEEBB952194
3 changed files with 57 additions and 14 deletions
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54
Cargo.lock generated
View file

@ -195,6 +195,12 @@ version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
[[package]]
name = "either"
version = "1.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "11157ac094ffbdde99aa67b23417ebdd801842852b500e395a45a9c0aac03e4a"
[[package]]
name = "encode_unicode"
version = "0.3.6"
@ -207,6 +213,16 @@ version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
[[package]]
name = "errno"
version = "0.3.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a258e46cdc063eb8519c00b9fc845fc47bcfca4130e2f08e88665ceda8474245"
dependencies = [
"libc",
"windows-sys 0.52.0",
]
[[package]]
name = "filetime"
version = "0.2.23"
@ -345,6 +361,12 @@ version = "0.2.153"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9c198f91728a82281a64e1f4f9eeb25d82cb32a5de251c6bd1b5154d63a8e7bd"
[[package]]
name = "linux-raw-sys"
version = "0.4.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "01cda141df6706de531b6c46c3a33ecca755538219bd484262fa09410c13539c"
[[package]]
name = "log"
version = "0.4.21"
@ -512,6 +534,19 @@ version = "0.8.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
[[package]]
name = "rustix"
version = "0.38.32"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "65e04861e65f21776e67888bfbea442b3642beaa0138fdb1dd7a84a52dffdb89"
dependencies = [
"bitflags 2.4.2",
"errno",
"libc",
"linux-raw-sys",
"windows-sys 0.52.0",
]
[[package]]
name = "rustlings"
version = "5.6.1"
@ -527,6 +562,7 @@ dependencies = [
"serde",
"serde_json",
"toml",
"which",
]
[[package]]
@ -684,6 +720,18 @@ version = "0.11.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
[[package]]
name = "which"
version = "6.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8211e4f58a2b2805adfbefbc07bab82958fc91e3836339b1ab7ae32465dce0d7"
dependencies = [
"either",
"home",
"rustix",
"winsafe",
]
[[package]]
name = "winapi"
version = "0.3.9"
@ -855,3 +903,9 @@ checksum = "dffa400e67ed5a4dd237983829e66475f0a4a26938c4b04c21baede6262215b8"
dependencies = [
"memchr",
]
[[package]]
name = "winsafe"
version = "0.0.19"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d135d17ab770252ad95e9a872d365cf3090e3be864a34ab46f48555993efc904"

1
Cargo.toml
View file

@ -18,6 +18,7 @@ regex = "1.10.3"
serde_json = "1.0.114"
serde = { version = "1.0.197", features = ["derive"] }
toml = "0.8.10"
which = "6.0.1"
[[bin]]
name = "rustlings"

16
src/main.rs
View file

@ -10,7 +10,7 @@ use std::ffi::OsStr;
use std::fs;
use std::io::{self, prelude::*};
use std::path::Path;
use std::process::{Command, Stdio};
use std::process::Command;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::mpsc::{channel, RecvTimeoutError};
use std::sync::{Arc, Mutex};
@ -100,7 +100,7 @@ fn main() {
std::process::exit(1);
}
if !rustc_exists() {
if which::which("rustc").is_err() {
println!("We cannot find `rustc`.");
println!("Try running `rustc --version` to diagnose your problem.");
println!("For instructions on how to install Rust, check the README.");
@ -399,18 +399,6 @@ fn watch(
}
}
fn rustc_exists() -> bool {
Command::new("rustc")
.args(["--version"])
.stdout(Stdio::null())
.stderr(Stdio::null())
.stdin(Stdio::null())
.spawn()
.and_then(|mut child| child.wait())
.map(|status| status.success())
.unwrap_or(false)
}
const DEFAULT_OUT: &str = "Thanks for installing Rustlings!
Is this your first time? Don't worry, Rustlings was made for beginners! We are