Use std pipe

CHANGELOG.md

@@ -3,7 +3,7 @@
 ### Changed
 
 - Upgrade to Rust edition 2024
-- Raise the minimum supported Rust version to `1.85`
+- Raise the minimum supported Rust version to `1.87`
 
 <a name="6.4.0"></a>
 

Cargo.lock

@@ -72,9 +72,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "bitflags"
-version = "2.9.0"
+version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 
 [[package]]
 name = "cfg-if"
@@ -134,7 +134,7 @@ version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8b9f2e4c67f833b660cdb0a3523065869fb35570177239812ed4c905aeff87b"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
  "crossterm_winapi",
  "document-features",
  "mio",
@@ -171,9 +171,9 @@ checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
 [[package]]
 name = "errno"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "976dd42dc7e85965fe702eb8164f21f450704bdde31faefd6471dba214cb594e"
+checksum = "cea14ef9355e3beab063703aa9dab15afd25f0667c341310c1e5274bb1d0da18"
 dependencies = [
  "libc",
  "windows-sys 0.59.0",
@@ -246,7 +246,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f37dccff2791ab604f9babef0ba14fbe0be30bd368dc541e2b08d07c8aa908f3"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
  "inotify-sys",
  "libc",
 ]
@@ -304,7 +304,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
  "libc",
  "redox_syscall",
 ]
@@ -361,7 +361,7 @@ version = "8.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2fee8403b3d66ac7b26aee6e40a897d85dc5ce26f44da36b8b73e987cc52e943"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
  "filetime",
  "fsevent-sys",
  "inotify",
@@ -386,16 +386,6 @@ version = "1.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
 
-[[package]]
-name = "os_pipe"
-version = "1.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ffd2b0a5634335b135d5728d84c5e0fd726954b87111f7506a61c502280d982"
-dependencies = [
- "libc",
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.12.3"
@@ -449,7 +439,7 @@ version = "0.5.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "928fca9cf2aa042393a8325b9ead81d2f0df4cb12e1e24cef072922ccd99c5af"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
 ]
 
 [[package]]
@@ -458,7 +448,7 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c71e83d6afe7ff64890ec6b71d6a69bb8a610ab78ce364b3352876bb4c801266"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
  "errno",
  "libc",
  "linux-raw-sys",
@@ -473,7 +463,6 @@ dependencies = [
  "clap",
  "crossterm",
  "notify",
- "os_pipe",
  "rustix",
  "rustlings-macros",
  "serde",
@@ -806,5 +795,5 @@ version = "0.39.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
 dependencies = [
- "bitflags 2.9.0",
+ "bitflags 2.9.1",
 ]

Cargo.toml

@@ -16,7 +16,7 @@ authors = [
 repository = "https://github.com/rust-lang/rustlings"
 license = "MIT"
 edition = "2024" # On Update: Update the edition of `rustfmt` in `dev check` and `CARGO_TOML` in `dev new`.
-rust-version = "1.85"
+rust-version = "1.87"
 
 [workspace.dependencies]
 serde = { version = "1.0", features = ["derive"] }
@@ -50,7 +50,6 @@ anyhow = "1.0"
 clap = { version = "4.5", features = ["derive"] }
 crossterm = { version = "0.29", default-features = false, features = ["windows", "events"] }
 notify = "8.0"
-os_pipe = "1.2"
 rustlings-macros = { path = "rustlings-macros", version = "=6.4.0" }
 serde_json = "1.0"
 serde.workspace = true

src/cmd.rs

@@ -1,7 +1,7 @@
 use anyhow::{Context, Result, bail};
 use serde::Deserialize;
 use std::{
-    io::Read,
+    io::{Read, pipe},
     path::PathBuf,
     process::{Command, Stdio},
 };
@@ -17,7 +17,7 @@ fn run_cmd(mut cmd: Command, description: &str, output: Option<&mut Vec<u8>>) ->
     };
 
     let mut handle = if let Some(output) = output {
-        let (mut reader, writer) = os_pipe::pipe().with_context(|| {
+        let (mut reader, writer) = pipe().with_context(|| {
             format!("Failed to create a pipe to run the command `{description}``")
         })?;