metadata: add repository

Cargo guidelines are to not set a homepage if it isn't any different
than the repository URL. This causes the report to not have any link
back to file an issue. If the repository is available, print it as well.

Signed-off-by: Ben Boeckel <ben.boeckel@kitware.com>

src/lib.rs

@@ -35,6 +35,7 @@
 //!
 //! - Homepage: https://github.com/yoshuawuyts/human-panic
 //! - Authors: Yoshua Wuyts <yoshuawuyts@gmail.com>
+//! - Repository: https://github.com/yoshuawuyts/human-panic
 //!
 //! We take privacy seriously, and do not perform any automated error collection. In order to improve the software, we rely on people to submit reports.
 //!
@@ -70,6 +71,8 @@ pub struct Metadata {
   pub authors: Cow<'static, str>,
   /// The URL of the crate's website
   pub homepage: Cow<'static, str>,
+  /// The URL of the crate's repository
+  pub repository: Cow<'static, str>,
 }
 
 /// `human-panic` initialisation macro
@@ -90,6 +93,7 @@ pub struct Metadata {
 ///     version: env!("CARGO_PKG_VERSION").into(),
 ///     authors: "My Company Support <support@mycompany.com".into(),
 ///     homepage: "support.mycompany.com".into(),
+///     repository: "https://git.mycompany.com/repo.git".into(),
 /// });
 /// ```
 #[macro_export]
@@ -127,6 +131,7 @@ macro_rules! setup_panic {
           name: env!("CARGO_PKG_NAME").into(),
           authors: env!("CARGO_PKG_AUTHORS").replace(":", ", ").into(),
           homepage: env!("CARGO_PKG_HOMEPAGE").into(),
+          repository: option_env!("CARGO_PKG_REPOSITORY").unwrap_or("").into(),
         };
 
         panic::set_hook(Box::new(move |info: &PanicInfo| {
@@ -145,8 +150,8 @@ pub fn print_msg<P: AsRef<Path>>(
   file_path: Option<P>,
   meta: &Metadata,
 ) -> IoResult<()> {
-  let (_version, name, authors, homepage) =
-    (&meta.version, &meta.name, &meta.authors, &meta.homepage);
+  let (_version, name, authors, homepage, repository) =
+    (&meta.version, &meta.name, &meta.authors, &meta.homepage, &meta.repository);
 
   let stderr = BufferWriter::stderr(ColorChoice::Auto);
   let mut buffer = stderr.buffer();
@@ -177,6 +182,9 @@ pub fn print_msg<P: AsRef<Path>>(
   if !authors.is_empty() {
     writeln!(&mut buffer, "- Authors: {}", authors)?;
   }
+  if !repository.is_empty() {
+    writeln!(&mut buffer, "- Repository: {}", repository)?;
+  }
   writeln!(
     &mut buffer,
     "\nWe take privacy seriously, and do not perform any \

tests/custom-panic/src/main.rs

@@ -7,6 +7,7 @@ fn main() {
     version: env!("CARGO_PKG_VERSION").into(),
     authors: "My Company Support <support@mycompany.com".into(),
     homepage: "support.mycompany.com".into(),
+    repository: "https://git.mycompany.com/repo.git".into(),
   });
 
   println!("A normal log message");