Skip to content

fix: suggest 'fmt' when user types 'cargo rustfmt' #16985

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
weihanglo merged 2 commits into from
May 10, 2026
+21 −1
Merged

fix: suggest 'fmt' when user types 'cargo rustfmt' #16985

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
60ce3fd
test: add baseline test for rustfmt command suggestion
raushan728 May 10, 2026
0a4ff70
fix: suggest 'fmt' when user types 'cargo rustfmt'
raushan728 May 10, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 5 additions & 1 deletion src/bin/cargo/main.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -293,7 +293,11 @@ fn execute_external_subcommand(gctx: &GlobalContext, cmd: &str, args: &[&OsStr])
)
} else {
let suggestions = list_commands(gctx);
let did_you_mean = closest_msg(cmd, suggestions.keys(), |c| c, "command");
let did_you_mean = if cmd == "rustfmt" {
"\n\nhelp: a command with a similar name exists: `fmt`".to_string()
} else {
closest_msg(cmd, suggestions.keys(), |c| c, "command")
};

anyhow::format_err!(
"no such command: `{cmd}`{did_you_mean}\n\n\
Expand Down
16 changes: 16 additions & 0 deletions tests/testsuite/cargo_command.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -212,6 +212,22 @@ fn find_closest_capital_b_to_b() {
.run();
}

#[cargo_test]
fn cargo_rustfmt_suggestion() {
cargo_process("rustfmt")
.with_status(101)
.with_stderr_data(str![[r#"
[ERROR] no such command: `rustfmt`

[HELP] a command with a similar name exists: `fmt`

[HELP] view all installed commands with `cargo --list`
[HELP] find a package to install `rustfmt` with `cargo search cargo-rustfmt`

"#]])
.run();
}

#[cargo_test]
fn find_closest_biuld_to_build() {
cargo_process("biuld")
Expand Down