rust-lang · Manishearth · Feb 22, 2024 · Feb 22, 2024
diff --git a/README.md b/README.md
@@ -12,9 +12,9 @@ Pages via GitHub Actions.
 To build the site locally:
 
 ```console
-> git clone https://github.com/rust-lang/blog.rust-lang.org
-> cd blog.rust-lang.org
-> cargo run
+$ git clone https://github.com/rust-lang/blog.rust-lang.org
+$ cd blog.rust-lang.org
+$ cargo run
 ```
 
 You could do it in release mode if you'd like, but it's pretty fast in debug.
@@ -23,13 +23,13 @@ From there, the generated HTML will be in a `site` directory.
 Open `site/index.html` in your web browser to view the site.
 
 ```console
-> firefox site/index.html
+$ firefox site/index.html
 ```
 
 You can also run a server, if you need to preview your changes on a different machine:
 
 ```console
-> cargo run -p serve
+$ cargo run -p serve
 Serving on: http://192.168.123.45:8000
 ```
 

diff --git a/posts/2015-10-29-Rust-1.4.md b/posts/2015-10-29-Rust-1.4.md
@@ -79,7 +79,7 @@ information about what it is
 changing.](https://github.com/rust-lang/cargo/pull/1931) For example:
 
 ```console
-cargo update
+$ cargo update
     Updating registry `https://github.com/rust-lang/crates.io-index`
     Updating libc v0.1.8 -> v0.1.10
     Updating memchr v0.1.3 -> v0.1.5

diff --git a/posts/2016-05-05-cargo-pillars.md b/posts/2016-05-05-cargo-pillars.md
@@ -158,7 +158,7 @@ Now that we've added the `time` crate, let's see what happens if we ask Cargo to
 build our package:
 
 ```console
-cargo build
+$ cargo build
    Compiling winapi v0.2.6
    Compiling libc v0.2.10
    Compiling winapi-build v0.1.1
@@ -174,14 +174,14 @@ up into smaller crates that do one thing and do it well**.
 Now that we successfully built our crate, what happens if we try to build it again?
 
 ```console
-cargo build
+$ cargo build
 ```
 
 Nothing happened at all. Why's that? We can always ask Cargo to give us more
 information through the `--verbose` flag, so let's do that:
 
 ```console
-cargo build --verbose
+$ cargo build --verbose
        Fresh libc v0.2.10
        Fresh winapi v0.2.6
        Fresh winapi-build v0.1.1
@@ -240,7 +240,7 @@ To do this, we check in our `Cargo.lock` and clone the repository on our new
 machine. Then, we run `cargo build` again.
 
 ```console
-cargo build
+$ cargo build
    Compiling libc v0.2.10
    Compiling winapi v0.2.6
    Compiling winapi-build v0.1.1
@@ -271,7 +271,7 @@ fn main() {
 To run the example, we ask Cargo to build and run it:
 
 ```console
-cargo run --example date
+$ cargo run --example date
    Compiling datetime v0.1.0 (file:///Users/ykatz/Code/datetime)
      Running `target/debug/examples/date`
 26 Apr 2016 :: 05:03:38
@@ -322,7 +322,7 @@ to our package:
 After using the crate in our library, let's run `cargo build` again:
 
 ```console
-cargo build
+$ cargo build
     Updating registry `https://github.com/rust-lang/crates.io-index`
  Downloading tz v0.2.1
  Downloading byteorder v0.5.1
@@ -386,7 +386,7 @@ fn bench_date(b: &mut Bencher) {
 If we then run `cargo bench`:
 
 ```console
-cargo bench
+$ cargo bench
    Compiling winapi v0.2.6
    Compiling libc v0.2.10
    Compiling byteorder v0.5.1
@@ -450,7 +450,7 @@ library for Unix-specific functionality.
 As before, when I run `cargo build`, Cargo *conservatively* adds `nix` and its dependencies:
 
 ```console
-cargo build
+$ cargo build
     Updating registry `https://github.com/rust-lang/crates.io-index`
  Downloading nix v0.5.0
  Downloading bitflags v0.4.0

diff --git a/posts/2016-05-13-rustup.md b/posts/2016-05-13-rustup.md
@@ -145,7 +145,7 @@ stable toolchain that targets the 64-bit, MSVC ABI.
 [abi]: https://www.rust-lang.org/downloads.html#win-foot
 
 ```console
-rustup default stable-x86_64-pc-windows-msvc
+$ rustup default stable-x86_64-pc-windows-msvc
 info: syncing channel updates for 'stable-x86_64-pc-windows-msvc'
 info: downloading component 'rustc'
 info: downloading component 'rust-std'

diff --git a/posts/2016-08-10-Shape-of-errors-to-come.md b/posts/2016-08-10-Shape-of-errors-to-come.md
@@ -95,7 +95,7 @@ Today, when you can call `--explain`, you pass an error code. The compiler then
 an extended message that goes into more detail about how errors of that form occur:
 
 ```console
-rustc --explain E0200
+$ rustc --explain E0200
 
 Unsafe traits must have unsafe implementations. This error occurs when an
 implementation for an unsafe trait isn't marked as unsafe. This may be resolved

diff --git a/posts/2016-09-08-incremental.md b/posts/2016-09-08-incremental.md
@@ -29,7 +29,7 @@ time since implementation started towards the end of last year, all of the
 been done. You can give it a try in the nightly version of the compiler:
 
 ```console
-rustc -Zincremental=<path> ./main.rs
+$ rustc -Zincremental=<path> ./main.rs
 ```
 
 This will start the compiler in **incremental mode**, using whatever `<path>`

diff --git a/posts/2016-09-29-Rust-1.12.md b/posts/2016-09-29-Rust-1.12.md
@@ -74,7 +74,7 @@ we showed above, at the start of the post? Here's an example of attempting to
 compile that code while passing the `--error-format=json` flag:
 
 ```bash
-rustc borrowck-assign-comp.rs --error-format=json
+$ rustc borrowck-assign-comp.rs --error-format=json
 {"message":"cannot assign to `p.x` because it is borrowed","level":"error","spans":[{"file_name":"borrowck-assign-comp.rs","byte_start":562,"byte_end":563,"line_start":15,"line_end":15,"column_start":14,"column_end":15,"is_primary":false,"text":[{"text":"    let q = &p;","highlight_start":14,"highlight_end":15}],"label":"borrow of `p.x` occurs here","suggested_replacement":null,"expansion":null}],"label":"assignment to borrowed `p.x` occurs here","suggested_replacement":null,"expansion":null}],"children":[],"rendered":null}
 {"message":"aborting due to previous error","code":null,"level":"error","spans":[],"children":[],"rendered":null}
 ```

diff --git a/posts/2016-12-22-Rust-1.14.md b/posts/2016-12-22-Rust-1.14.md
@@ -43,7 +43,7 @@ small taste of how it works, once you have [emscripten] installed, compiling
 some Rust code to WebAssembly is as easy as:
 
 ```bash
-rustup target add wasm32-unknown-emscripten
+$ rustup target add wasm32-unknown-emscripten
 $ echo 'fn main() { println!("Hello, Emscripten!"); }' > hello.rs
 $ rustc --target=wasm32-unknown-emscripten hello.rs
 $ node hello.js

diff --git a/posts/2017-02-02-Rust-1.15.md b/posts/2017-02-02-Rust-1.15.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.15 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-02-09-Rust-1.15.1.md b/posts/2017-02-09-Rust-1.15.1.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.15.1 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [download Rust][install] from the

diff --git a/posts/2017-03-16-Rust-1.16.md b/posts/2017-03-16-Rust-1.16.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.16 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the
@@ -115,7 +115,7 @@ will live as long as `Name`, which is required for `Name` to be valid. Let's try
 code with Rust 1.15.1:
 
 ```bash
-rustc +1.15.1 foo.rs --crate-type=lib
+$ rustc +1.15.1 foo.rs --crate-type=lib
 error[E0495]: cannot infer an appropriate lifetime for lifetime parameter in generic type due to conflicting requirements
   --> .\foo.rs:10:5
    |
@@ -139,7 +139,7 @@ The compiler explains the issue, and gives a helpful suggestion. So let's try it
 the `'a`, and compile again:
 
 ```bash
-rustc +1.15.1 .\foo.rs --crate-type=lib
+$ rustc +1.15.1 .\foo.rs --crate-type=lib
 error[E0308]: method not compatible with trait
   --> .\foo.rs:10:5
    |
@@ -164,7 +164,7 @@ It still doesn't work. That help message was not actually helpful. It does sugge
 lifetime, this time on `Name`. If we do that...
 
 ```bash
-rustc +1.15.1 .\foo.rs --crate-type=lib
+$ rustc +1.15.1 .\foo.rs --crate-type=lib
 <snip>
 help: consider using an explicit lifetime parameter as shown: fn from_str(s: &'a str) -> Result<Name<'a>, ()>
   --> .\foo.rs:10:5

diff --git a/posts/2017-04-27-Rust-1.17.md b/posts/2017-04-27-Rust-1.17.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.17 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-06-08-Rust-1.18.md b/posts/2017-06-08-Rust-1.18.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.18 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-07-20-Rust-1.19.md b/posts/2017-07-20-Rust-1.19.md
@@ -11,7 +11,7 @@ systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.19 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-08-31-Rust-1.20.md b/posts/2017-08-31-Rust-1.20.md
@@ -11,7 +11,7 @@ is a systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.20 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-10-12-Rust-1.21.md b/posts/2017-10-12-Rust-1.21.md
@@ -11,7 +11,7 @@ is a systems programming language focused on safety, speed, and concurrency.
 If you have a previous version of Rust installed, getting Rust 1.21 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2017-11-22-Rust-1.22.md b/posts/2017-11-22-Rust-1.22.md
@@ -20,7 +20,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.22.1 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-01-04-Rust-1.23.md b/posts/2018-01-04-Rust-1.23.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.23.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-02-15-Rust-1.24.md b/posts/2018-02-15-Rust-1.24.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.24.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the
@@ -33,7 +33,7 @@ of "standard style." With this release, we're happy to announce that a *preview*
 can be used with 1.24 stable. To give it a try, do this:
 
 ```bash
-rustup component add rustfmt-preview
+$ rustup component add rustfmt-preview
 ```
 
 There are two important aspects here: first, you're using `rustup component

diff --git a/posts/2018-03-01-Rust-1.24.1.md b/posts/2018-03-01-Rust-1.24.1.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.24.1 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-03-29-Rust-1.25.md b/posts/2018-03-29-Rust-1.25.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.25.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-05-10-Rust-1.26.md b/posts/2018-05-10-Rust-1.26.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.26.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-05-29-Rust-1.26.1.md b/posts/2018-05-29-Rust-1.26.1.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.26.1 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the
@@ -124,7 +124,7 @@ This was unfortunately fixed too late to make it into 1.26 stable, so we added
 the patch for 1.26.1 to permit users to install Rust on these platforms.
 
 ```console
-rustup update
+$ rustup update
 info: syncing channel updates for 'stable-x86_64-unknown-freebsd'
 info: latest update on 2018-05-10, rust version 1.26.0 (a77568041 2018-05-07)
 error: component 'rust-docs' for 'x86_64-unknown-freebsd' is unavailable for download

diff --git a/posts/2018-06-05-Rust-1.26.2.md b/posts/2018-06-05-Rust-1.26.2.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.26.2 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-06-21-Rust-1.27.md b/posts/2018-06-21-Rust-1.27.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.27.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-07-10-Rust-1.27.1.md b/posts/2018-07-10-Rust-1.27.1.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.27.1 is as easy as:
 
 ```console
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-07-20-Rust-1.27.2.md b/posts/2018-07-20-Rust-1.27.2.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.27.2 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the

diff --git a/posts/2018-08-02-Rust-1.28.md b/posts/2018-08-02-Rust-1.28.md
@@ -12,7 +12,7 @@ If you have a previous version of Rust installed via rustup, getting Rust
 1.28.0 is as easy as:
 
 ```bash
-rustup update stable
+$ rustup update stable
 ```
 
 If you don't have it already, you can [get `rustup`][install] from the