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Rust
at wasm
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#[derive(Debug, Default, Clone)]pub struct Reporter;
impl Reporter { pub fn new() -> Self { Self }}
impl Telemetry for Reporter { fn compiled_package(&self, duration: Duration) { print_compiled(duration); }
fn compiling_package(&self, name: &str) { print_compiling(name); }
fn checked_package(&self, duration: Duration) { print_checked(duration); }
fn checking_package(&self, name: &str) { print_checking(name); }
fn downloading_package(&self, name: &str) { print_downloading(name) }
fn packages_downloaded(&self, start: Instant, count: usize) { print_packages_downloaded(start, count) }
fn resolving_package_versions(&self) { print_resolving_versions() }
fn running(&self, name: &str) { print_running(name); }
fn waiting_for_build_directory_lock(&self) { print_waiting_for_build_directory_lock() }
fn resolved_package_versions(&self, resolved: &Resolved) { print_resolved(resolved) }}
pub fn ask(question: &str) -> Result<String, Error> { print!("{question}: "); std::io::stdout().flush().expect("ask stdout flush"); let mut answer = String::new(); let _ = std::io::stdin() .read_line(&mut answer) .map_err(|e| Error::StandardIo { action: StandardIoAction::Read, err: Some(e.kind()), })?; Ok(answer.trim().to_string())}
pub fn confirm(question: &str) -> Result<bool, Error> { let answer = ask(&format!("{question} [y/n]"))?; match answer.as_str() { "y" | "yes" | "Y" | "YES" => Ok(true), _ => Ok(false), }}
pub fn confirm_with_text(response: &str) -> Result<bool, Error> { let answer = ask(&format!("Type '{response}' to continue"))?; Ok(response == answer)}
pub fn ask_password(question: &str) -> Result<String, Error> { let prompt = format!("{question} (will not be printed as you type): "); rpassword::prompt_password(prompt) .map_err(|e| Error::StandardIo { action: StandardIoAction::Read, err: Some(e.kind()), }) .map(|s| s.trim().to_string())}
pub fn print_publishing(name: &str, version: &Version) { print_colourful_prefix("Publishing", &format!("{name} v{version}"))}
pub fn print_published(duration: Duration) { print_colourful_prefix("Published", &format!("in {}", seconds(duration)))}
pub fn print_retired(package: &str, version: &str) { print_colourful_prefix("Retired", &format!("{package} {version}"))}
pub fn print_unretired(package: &str, version: &str) { print_colourful_prefix("Unretired", &format!("{package} {version}"))}
pub fn print_publishing_documentation() { print_colourful_prefix("Publishing", "documentation");}
fn print_downloading(text: &str) { print_colourful_prefix("Downloading", text)}
fn print_waiting_for_build_directory_lock() { print_colourful_prefix("Waiting", "for build directory lock")}
fn print_resolving_versions() { print_colourful_prefix("Resolving", "versions")}
fn print_compiling(text: &str) { print_colourful_prefix("Compiling", text)}
pub(crate) fn print_exported(text: &str) { print_colourful_prefix("Exported", text)}
pub(crate) fn print_checking(text: &str) { print_colourful_prefix("Checking", text)}
pub(crate) fn print_compiled(duration: Duration) { print_colourful_prefix("Compiled", &format!("in {}", seconds(duration)))}
pub(crate) fn print_checked(duration: Duration) { print_colourful_prefix("Checked", &format!("in {}", seconds(duration)))}
pub(crate) fn print_running(text: &str) { print_colourful_prefix("Running", text)}
pub(crate) fn print_resolved(resolved: &Resolved) { for (name, version) in resolved.added.iter().sorted() { print_added(&format!("{name} v{version}")); } for Changed { name, old, new } in resolved.changed.iter().sorted_by_key(|p| &p.name) { print_changed(&format!("{name} v{old} -> v{new}")); } for ChangedGit { name, old_hash, new_hash, } in resolved.changed_git.iter().sorted_by_key(|p| &p.name) { print_changed(&format!("{name} {old_hash} -> {new_hash}")); } for name in resolved.removed.iter().sorted() { print_removed(name); }}
fn print_added(text: &str) { print_colourful_prefix("Added", text)}
fn print_changed(text: &str) { print_colourful_prefix("Changed", text)}
fn print_removed(text: &str) { print_colourful_prefix("Removed", text)}
pub(crate) fn print_generating_documentation() { print_colourful_prefix("Generating", "documentation")}
pub(crate) fn print_transferring_ownership() { print_colourful_prefix("Transferring", "ownership");}
pub(crate) fn print_transferred_ownership() { print_colourful_prefix("Transferred", "ownership");}
fn print_packages_downloaded(start: Instant, count: usize) { let elapsed = seconds(start.elapsed()); let msg = match count { 1 => format!("1 package in {elapsed}"), _ => format!("{count} packages in {elapsed}"), }; print_colourful_prefix("Downloaded", &msg)}
pub fn seconds(duration: Duration) -> String { format!("{:.2}s", duration.as_millis() as f32 / 1000.)}
pub fn print_colourful_prefix(prefix: &str, text: &str) { let buffer_writer = stderr_buffer_writer(); let mut buffer = buffer_writer.buffer(); buffer .set_color( ColorSpec::new() .set_intense(true) .set_fg(Some(Color::Magenta)), ) .expect("print_green_prefix"); write!(buffer, "{prefix: >11}").expect("print_green_prefix"); buffer .set_color(&ColorSpec::new()) .expect("print_green_prefix"); writeln!(buffer, " {text}").expect("print_green_prefix"); buffer_writer.print(&buffer).expect("print_green_prefix");}
pub fn stderr_buffer_writer() -> BufferWriter { // Don't add color codes to the output if standard error isn't connected to a terminal BufferWriter::stderr(color_choice())}
fn colour_forced() -> bool { if let Ok(force) = std::env::var("FORCE_COLOR") { !force.is_empty() } else { false }}
fn color_choice() -> ColorChoice { if colour_forced() { ColorChoice::Always } else if std::io::stderr().is_terminal() { ColorChoice::Auto } else { ColorChoice::Never }}