open URLs, DOIs and PDFs

+ Implement opening mechanism for URLs, DOIs and PDFs
+ Adding logic to reset selected item after editing to same entry as
before

1 files changed, 6 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
index 9ff24c8..74e1252 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,6 +15,8 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 /////
 
+use core::panic;
+
 use backend::cliargs::{self, CLIArgs};
 use color_eyre::eyre::Result;
 use frontend::app::App;
@@ -39,6 +41,10 @@ async fn main() -> Result<()> {
         std::process::exit(0);
     }
 
+    if !parsed_args.bibfilearg.is_file() {
+        panic!("No \'.bib\' file passed, aborting")
+    }
+
     // Create an application.
     let mut app = App::new(parsed_args)?;