Add macro for checking if modifiers were entered & panic through clap

src/main.rs

@@ -1,3 +1,5 @@
+use std::panic::set_hook;
+
 use clap::{Arg, ArgGroup, ErrorKind};
 
 use uwuifyy::UwUify;
@@ -99,13 +101,16 @@ macro_rules! clap_panic {
     };
 }
 
+macro_rules! is_runtime {
+    ($faces:expr, $actions:expr, $stutters:expr) => {
+        $faces > 0 || $actions > 0 || $stutters > 0
+    };
+}
+
 fn main() {
-    std::panic::set_hook(Box::new(|info| {
+    set_hook(Box::new(|info| clap_panic!(info)));
-        clap_panic!(info);
-    }));
-    let matches = app!().get_matches();
 
-    // panicing here ensures that the error is passed to the hook above instead of to stdout.
+    let matches = app!().get_matches();
     match UwUify::new(
         matches.value_of("text"),
         matches.value_of("infile"),
@@ -115,10 +120,15 @@ fn main() {
         matches.value_of("actions"),
         matches.value_of("stutters"),
         matches.is_present("random"),
+        is_runtime!(
+            matches.occurrences_of("faces"),
+            matches.occurrences_of("actions"),
+            matches.occurrences_of("stutters")
+        ),
     )
     .uwuify()
     {
-        Err(e) => clap_panic!(e),
+        Err(err) => clap_panic!(err),
         _ => {}
     };
 }
@@ -133,4 +143,4 @@ fn is_between_zero_and_one(input: &str) -> Result<(), &'static str> {
         return Ok(());
     }
     Err("The value must be between 0.0 and 1.0")
-}
+}