Bring move-stdlib/src/natives/debug.rs on par with sui/debug.rs

Author: ksolana

language/move-stdlib/src/natives/debug.rs

@@ -26,6 +26,17 @@ pub struct PrintGasParameters {
     pub base_cost: InternalGas,
 }
 
+#[inline]
+fn native_print_nop(
+    gas_params: &PrintGasParameters,
+    ty_args: Vec<Type>,
+    args: VecDeque<Value>,
+) -> PartialVMResult<NativeResult> {
+    debug_assert!(ty_args.len() == 1);
+    debug_assert!(args.len() == 1);
+    Ok(NativeResult::ok(gas_params.base_cost, smallvec![]))
+}
+
 #[inline]
 fn native_print(
     gas_params: &PrintGasParameters,
@@ -68,14 +79,23 @@ fn native_print(
 }
 
 pub fn make_native_print(
+    silent: bool,
     gas_params: PrintGasParameters,
     move_std_addr: AccountAddress,
 ) -> NativeFunction {
-    Arc::new(
-        move |context, ty_args, args| -> PartialVMResult<NativeResult> {
-            native_print(&gas_params, context, ty_args, args, move_std_addr)
-        },
-    )
+    if silent {
+        Arc::new(
+            move |_context, ty_args, args| -> PartialVMResult<NativeResult> {
+                native_print_nop(&gas_params, ty_args, args)
+            },
+        )
+    } else {
+        Arc::new(
+            move |context, ty_args, args| -> PartialVMResult<NativeResult> {
+                native_print(&gas_params, context, ty_args, args, move_std_addr)
+            },
+        )
+    }
 }
 
 /***************************************************************************************************
@@ -88,6 +108,17 @@ pub struct PrintStackTraceGasParameters {
     pub base_cost: InternalGas,
 }
 
+#[inline]
+fn native_print_stack_trace_nop(
+    gas_params: &PrintStackTraceGasParameters,
+    ty_args: Vec<Type>,
+    args: VecDeque<Value>,
+) -> PartialVMResult<NativeResult> {
+    debug_assert!(ty_args.is_empty());
+    debug_assert!(args.is_empty());
+    Ok(NativeResult::ok(gas_params.base_cost, smallvec![]))
+}
+
 #[allow(unused_variables)]
 #[inline]
 fn native_print_stack_trace(
@@ -109,12 +140,23 @@ fn native_print_stack_trace(
     Ok(NativeResult::ok(gas_params.base_cost, smallvec![]))
 }
 
-pub fn make_native_print_stack_trace(gas_params: PrintStackTraceGasParameters) -> NativeFunction {
-    Arc::new(
-        move |context, ty_args, args| -> PartialVMResult<NativeResult> {
-            native_print_stack_trace(&gas_params, context, ty_args, args)
-        },
-    )
+pub fn make_native_print_stack_trace(
+    silent: bool,
+    gas_params: PrintStackTraceGasParameters,
+) -> NativeFunction {
+    if silent {
+        Arc::new(
+            move |_context, ty_args, args| -> PartialVMResult<NativeResult> {
+                native_print_stack_trace_nop(&gas_params, ty_args, args)
+            },
+        )
+    } else {
+        Arc::new(
+            move |context, ty_args, args| -> PartialVMResult<NativeResult> {
+                native_print_stack_trace(&gas_params, context, ty_args, args)
+            },
+        )
+    }
 }
 
 /***************************************************************************************************
@@ -127,14 +169,18 @@ pub struct GasParameters {
 }
 
 pub fn make_all(
+    silent: bool,
     gas_params: GasParameters,
     move_std_addr: AccountAddress,
 ) -> impl Iterator<Item = (String, NativeFunction)> {
     let natives = [
-        ("print", make_native_print(gas_params.print, move_std_addr)),
+        (
+            "print",
+            make_native_print(silent, gas_params.print, move_std_addr),
+        ),
         (
             "print_stack_trace",
-            make_native_print_stack_trace(gas_params.print_stack_trace),
+            make_native_print_stack_trace(silent, gas_params.print_stack_trace),
         ),
     ];
 

language/move-stdlib/src/natives/mod.rs

@@ -171,7 +171,10 @@ pub fn nursery_natives(
     }
 
     add_natives!("event", event::make_all(gas_params.event));
-    add_natives!("debug", debug::make_all(gas_params.debug, move_std_addr));
+    add_natives!(
+        "debug",
+        debug::make_all(true, gas_params.debug, move_std_addr)
+    );
 
     make_table_from_iter(move_std_addr, natives)
 }