cleanup: remove no-op schedule_subgraph(false) calls, fix formatting

Remove all `schedule_subgraph(false)` calls from operator codegen —
these were no-ops since `schedule_subgraph` only acts when
`is_external` is `true`. Clean up the `schedule_subgraph(true)` call
in meta_graph.rs formatting.

Co-authored-by: Infinity 🤖 <infinity@hydro.run>

Author: MingweiSamuel

dfir_lang/src/graph/meta_graph.rs

@@ -1548,13 +1548,9 @@ impl DfirGraph {
                     #( #subgraph_blocks )*
 
                     // For non-lazy defer_tick: if any deferred buffer has data,
-                    // signal that another tick should run (sets can_start_tick).
-                    // Inline DFIR doesn't dynamically schedule subgraph IDs, so the
-                    // subgraph ID here is a meaningless placeholder.
+                    // signal that another tick should run.
                     if false #( || !#defer_tick_buf_idents.is_empty() )* {
-                        #df.schedule_subgraph(
-                            true,
-                        );
+                        #df.schedule_subgraph(true);
                     }
 
                     // End-of-tick state reset (e.g. 'tick persistence).

dfir_lang/src/graph/ops/cross_join_multiset.rs

@@ -112,7 +112,7 @@ pub const CROSS_JOIN_MULTISET: OperatorConstraints = OperatorConstraints {
         .then(|| {
             quote_spanned! {op_span=>
                 // Reschedule the subgraph lazily to ensure replay on later ticks.
-                #context.schedule_subgraph(false);
+                
             }
         });
         let write_iterator_after = quote_spanned! {op_span=>

dfir_lang/src/graph/ops/fold.rs

@@ -141,7 +141,7 @@ pub const FOLD: OperatorConstraints = OperatorConstraints {
 
         let write_iterator_after = if let Persistence::Static | Persistence::Tick = persistence {
             quote_spanned! {op_span=>
-                #context.schedule_subgraph(false);
+                
             }
         } else {
             Default::default()

dfir_lang/src/graph/ops/fold_keyed.rs

@@ -262,7 +262,7 @@ pub const FOLD_KEYED: OperatorConstraints = OperatorConstraints {
             Persistence::None | Persistence::Tick | Persistence::Loop => Default::default(),
             Persistence::Static | Persistence::Mutable => quote_spanned! {op_span=>
                 // Reschedule the subgraph lazily to ensure replay on later ticks.
-                #context.schedule_subgraph(false);
+                
             },
         };
 

dfir_lang/src/graph/ops/join.rs

@@ -214,7 +214,7 @@ pub const JOIN: OperatorConstraints = OperatorConstraints {
             if persistences[0] == Persistence::Static || persistences[1] == Persistence::Static {
                 quote_spanned! {op_span=>
                     // TODO: Probably only need to schedule if #*_borrow.len() > 0?
-                    #context.schedule_subgraph(false);
+                    
                 }
             } else {
                 quote_spanned! {op_span=>}

dfir_lang/src/graph/ops/join_fused.rs

@@ -174,7 +174,7 @@ pub const JOIN_FUSED: OperatorConstraints = OperatorConstraints {
             if persistences[0] == Persistence::Static || persistences[1] == Persistence::Static {
                 quote_spanned! {op_span=>
                     // TODO: Probably only need to schedule if #*_borrow.len() > 0?
-                    #context.schedule_subgraph(false);
+                    
                 }
             } else {
                 quote_spanned! {op_span=>}

dfir_lang/src/graph/ops/join_fused_lhs.rs

@@ -131,7 +131,7 @@ pub const JOIN_FUSED_LHS: OperatorConstraints = OperatorConstraints {
             if persistences[0] == Persistence::Static || persistences[1] == Persistence::Static {
                 quote_spanned! {op_span=>
                     // TODO: Probably only need to schedule if #*_borrow.len() > 0?
-                    #context.schedule_subgraph(false);
+                    
                 }
             } else {
                 quote_spanned! {op_span=>}

dfir_lang/src/graph/ops/persist.rs

@@ -135,7 +135,7 @@ pub const PERSIST: OperatorConstraints = OperatorConstraints {
         };
 
         let write_iterator_after = quote_spanned! {op_span=>
-            #context.schedule_subgraph(false);
+            
         };
 
         Ok(OperatorWriteOutput {

dfir_lang/src/graph/ops/persist_mut.rs

@@ -114,7 +114,7 @@ pub const PERSIST_MUT: OperatorConstraints = OperatorConstraints {
         };
 
         let write_iterator_after = quote_spanned! {op_span=>
-            #context.schedule_subgraph(false);
+            
         };
 
         Ok(OperatorWriteOutput {

dfir_lang/src/graph/ops/persist_mut_keyed.rs

@@ -127,7 +127,7 @@ pub const PERSIST_MUT_KEYED: OperatorConstraints = OperatorConstraints {
         };
 
         let write_iterator_after = quote_spanned! {op_span=>
-            #context.schedule_subgraph(false);
+            
         };
 
         Ok(OperatorWriteOutput {