fix crash on missing selection in file mode

src/lib/mod.rs

@@ -1,7 +1,7 @@
 use std::fmt;
 
 /// Defines error the lib can encounter
-#[derive(Debug)]
+#[derive(Debug, PartialEq)]
 pub enum Error {
     /// Failed to update a cache file with the given reason.
     UpdateCacheError(String),

src/main.rs

@@ -2,7 +2,7 @@ use std::env;
 
 use anyhow::anyhow;
 use worf_lib::config::Mode;
-use worf_lib::{config, mode};
+use worf_lib::{Error, config, mode};
 fn main() -> anyhow::Result<()> {
     env_logger::Builder::new()
         .parse_filters(&env::var("RUST_LOG").unwrap_or_else(|_| "error".to_owned()))
@@ -13,30 +13,26 @@ fn main() -> anyhow::Result<()> {
     let config = config::load_config(Some(&args)).unwrap_or(args);
 
     if let Some(show) = &config.show() {
-        match show {
+        let result = match show {
-            Mode::Run => {
+            Mode::Run => mode::run(&config),
-                mode::run(&config).map_err(|e| anyhow!(e))?;
+            Mode::Drun => mode::d_run(&config),
-            }
+            Mode::Dmenu => mode::dmenu(&config),
-            Mode::Drun => {
+            Mode::File => mode::file(&config),
-                mode::d_run(&config).map_err(|e| anyhow!(e))?;
-            }
-            Mode::Dmenu => {
-                mode::dmenu(&config).map_err(|e| anyhow!(e))?;
-            }
-            Mode::File => {
-                mode::file(&config).map_err(|e| anyhow!(e))?;
-            }
             Mode::Math => {
                 mode::math(&config);
+                Ok(())
             }
-            Mode::Ssh => {
+            Mode::Ssh => mode::ssh(&config),
-                mode::ssh(&config).map_err(|e| anyhow!(e))?;
+            Mode::Emoji => mode::emoji(&config),
-            }
+            Mode::Auto => mode::auto(&config),
-            Mode::Emoji => {
+        };
-                mode::emoji(&config).map_err(|e| anyhow!(e))?;
+
-            }
+        if let Err(err) = result {
-            Mode::Auto => {
+            if err == Error::NoSelection {
-                mode::auto(&config).map_err(|e| anyhow!(e))?;
+                log::info!("no selection made");
+            } else {
+                log::error!("Error occurred {err:?}");
+                return Err(anyhow!("Error occurred {err:?}"));
             }
         }