panic on unknown CLI arguments

Currently silently ignores which is not helpful ...

crates/notedeck_columns/src/app.rs

@@ -22,7 +22,7 @@ use egui_extras::{Size, StripBuilder};
 
 use nostrdb::{Ndb, Transaction};
 
-use std::collections::HashMap;
+use std::collections::{BTreeSet, HashMap};
 use std::path::Path;
 use std::time::Duration;
 use tracing::{error, info, trace, warn};
@@ -51,6 +51,8 @@ pub struct Damus {
     pub debug: bool,
     pub since_optimize: bool,
     pub textmode: bool,
+
+    pub unrecognized_args: BTreeSet<String>,
 }
 
 fn handle_key_events(input: &egui::InputState, columns: &mut Columns) {
@@ -357,7 +359,7 @@ impl Damus {
     pub fn new(ctx: &mut AppContext<'_>, args: &[String]) -> Self {
         // arg parsing
 
-        let parsed_args = ColumnsArgs::parse(
+        let (parsed_args, unrecognized_args) = ColumnsArgs::parse(
             args,
             ctx.accounts
                 .get_selected_account()
@@ -433,6 +435,7 @@ impl Damus {
             support,
             decks_cache,
             debug,
+            unrecognized_args,
         }
     }
 
@@ -475,12 +478,17 @@ impl Damus {
             view_state: ViewState::default(),
             support,
             decks_cache,
+            unrecognized_args: BTreeSet::default(),
         }
     }
 
     pub fn subscriptions(&mut self) -> &mut HashMap<String, SubKind> {
         &mut self.subscriptions.subs
     }
+
+    pub fn unrecognized_args(&self) -> &BTreeSet<String> {
+        &self.unrecognized_args
+    }
 }
 
 /*

crates/notedeck_columns/src/args.rs

@@ -1,3 +1,5 @@
+use std::collections::BTreeSet;
+
 use crate::timeline::TimelineKind;
 use enostr::{Filter, Pubkey};
 use tracing::{debug, error, info};
@@ -9,7 +11,8 @@ pub struct ColumnsArgs {
 }
 
 impl ColumnsArgs {
-    pub fn parse(args: &[String], deck_author: Option<&Pubkey>) -> Self {
+    pub fn parse(args: &[String], deck_author: Option<&Pubkey>) -> (Self, BTreeSet<String>) {
+        let mut unrecognized_args = BTreeSet::new();
         let mut res = Self {
             columns: vec![],
             since_optimize: true,
@@ -132,12 +135,14 @@ impl ColumnsArgs {
                 } else {
                     error!("failed to parse filter in '{}'", filter_file);
                 }
+            } else {
+                unrecognized_args.insert(arg.clone());
             }
 
             i += 1;
         }
 
-        res
+        (res, unrecognized_args)
     }
 }