chore: move error handling todos from msgs into comments

crates/app/src/main.rs

@@ -10,18 +10,16 @@ mod error_reporting;
 mod welcome_msg;
 
 fn main() {
-    // TODO: proper error handling
+    // TODO: proper error handling across the whole function
+    //       don't forget to also look inside `Config`
     let cfg = Config::read();
 
     if cfg.startup_msg {
         print_startup_msg();
     }
 
-    let source =
+    let source = fs::read_to_string(cfg.source).expect("can't find source file");
-        fs::read_to_string(cfg.source).expect("can't find source file lol handle me better please");
+    let ir = ir::from_ron(&source).expect("failed to parse source to graph ir");
-
-    let ir =
-        ir::from_ron(&source).expect("aww failed to parse source to graph ir handle me better");
 
     let mut machine = cfg.evaluator.pick();
     machine.feed(ir);

crates/eval/src/kind/debug/instr/mod.rs

@@ -18,6 +18,7 @@ pub mod write {
     use ir::instruction::write::{TargetFormat, TargetType, Write};
 
     pub fn write(Write { target, format }: Write, input_data: &DynamicImage) {
+        // TODO: actual error handling
         input_data
             .save_with_format(
                 match target {
@@ -28,7 +29,7 @@ pub mod write {
                     TargetFormat::Png => ImageFormat::Png,
                 },
             )
-            .expect("couldn't save file — come back later and handle me properly please uwu");
+            .expect("couldn't save file");
     }
 }
 

crates/ir/src/semi_human.rs

@@ -77,7 +77,8 @@ fn reverse_and_type_edges(edges: Map<Socket, Set<Socket>>) -> Map<id::Input, id:
                 let input = id::Input(input.into());
                 let previous = rev_edges.insert(input, output.clone());
                 if let Some(previous) = previous {
-                    panic!("two or more outputs referred to the same input {previous:#?} — handle me better later with a TryFrom impl");
+                    // TODO: handle this with a TryFrom impl
+                    panic!("two or more outputs referred to the same input {previous:#?}");
                 }
             }