Auto-convert to D2

integrationtest/mxnet/MNIST.d

@@ -292,7 +292,7 @@ private struct ImageFileHeader
 
     public int numImages ()
     {
-        return ntohl(this.num_images);
+        return ntohl((&this).num_images);
     }
 
 
@@ -306,7 +306,7 @@ private struct ImageFileHeader
 
     public int numRows ()
     {
-        return ntohl(this.num_rows);
+        return ntohl((&this).num_rows);
     }
 
 
@@ -320,7 +320,7 @@ private struct ImageFileHeader
 
     public int numCols ()
     {
-        return ntohl(this.num_cols);
+        return ntohl((&this).num_cols);
     }
 }
 
@@ -402,7 +402,7 @@ private struct LabelFileHeader
 
     public int numLabels ()
     {
-        return ntohl(this.num_labels);
+        return ntohl((&this).num_labels);
     }
 }
 

src/mxnet/Atomic.d

@@ -229,7 +229,7 @@ private struct AtomicSymbolInfo
 
     public cstring toString ()
     {
-        return format("{}", *this);
+        return format("{}", *(&this));
     }
 
 
@@ -244,10 +244,10 @@ private struct AtomicSymbolInfo
 
     ***************************************************************************/
 
-    public void toString (FormatterSink sink)
+    public void toString (scope FormatterSink sink)
     in
     {
-        assert(this.creator !is null);
+        assert((&this).creator !is null);
     }
     body
     {
@@ -263,7 +263,7 @@ private struct AtomicSymbolInfo
         Const!(char)* return_type;
 
         invoke!(MXSymbolGetAtomicSymbolInfo)
-               (this.creator, &name, &description,
+               ((&this).creator, &name, &description,
                 &num_args, &arg_names, &arg_type_infos, &arg_descriptions,
                 &key_var_num_args, &return_type);
 
@@ -329,7 +329,7 @@ private struct AtomicSymbolList
 
     public cstring toString ()
     {
-        return format("{}", *this);
+        return format("{}", *(&this));
     }
 
 
@@ -345,13 +345,13 @@ private struct AtomicSymbolList
 
     ***************************************************************************/
 
-    public void toString (FormatterSink sink)
+    public void toString (scope FormatterSink sink)
     {
         foreach (creator; atomicSymbolCreatorList())
         {
             assert(creator !is null);
 
-            if (this.detailed_info)
+            if ((&this).detailed_info)
             {
                 sformat(sink, "----\n");
                 sformat(sink, "{}", AtomicSymbolInfo(creator));

src/mxnet/Context.d

@@ -75,7 +75,7 @@ public struct Context
 
     public DeviceType type ()
     {
-        return this.type_;
+        return (&this).type_;
     }
 
     unittest
@@ -93,7 +93,7 @@ public struct Context
 
     public int id ()
     {
-        return this.id_;
+        return (&this).id_;
     }
 
     unittest

src/mxnet/Handle.d

@@ -285,7 +285,7 @@ public class MXNetHandle (HandleType, alias FreeHandleFunction)
 
     ***************************************************************************/
 
-    public bool exists () /* d1to2fix_inject: const */
+    public bool exists () const
     {
         return this.c_api_handle !is null;
     }

src/mxnet/NDArray.d

@@ -822,7 +822,7 @@ public alias Tuple!(float, double, int, ubyte) SupportedElementTypes;
 
 public template isSupportedElementType (T)
 {
-    const bool isSupportedElementType =
+    static immutable bool isSupportedElementType =
         IndexOf!(T, SupportedElementTypes) < SupportedElementTypes.length;
 }
 

src/mxnet/Symbol.d

@@ -575,7 +575,7 @@ public class Activation : Symbol
     }
     body
     {
-        const istring[] activations = ["relu", "sigmoid", "softrelu", "tanh"];
+        static immutable istring[] activations = ["relu", "sigmoid", "softrelu", "tanh"];
 
         istring key = "act_type";
 
@@ -889,7 +889,7 @@ public class SoftmaxOutput : Symbol
     }
     body
     {
-        const istring[] softmax_normalizations = ["batch", "null", "valid"];
+        static immutable istring[] softmax_normalizations = ["batch", "null", "valid"];
 
         alias typeof(Config.tupleof) ConfigTuple;
 
@@ -1120,7 +1120,7 @@ public class Dot : Symbol
         c_keys[1] = keys[1].ptr;
 
         Immut!(char)*[2] c_values;
-        const istring[] true_and_false = ["false", "true"];
+        static immutable istring[] true_and_false = ["false", "true"];
         c_values[0] = true_and_false[transpose_x].ptr;
         c_values[1] = true_and_false[transpose_y].ptr;
 

src/mxnet/Util.d

@@ -49,14 +49,14 @@ version(UnitTest)
 
 public mstring toNoLossString (in float x, mstring buf)
 {
-    const max_length = 1 + // optional minus sign
+    static immutable max_length = 1 + // optional minus sign
                        1 + // leading decimal digit
                        1 + // .
                        8 + // 8 decimal digits
                        1 + // e
                        1 + // sign
                        2;  // decimal exponent
-    const format_string = "{:e8}";
+    static immutable format_string = "{:e8}";
 
     enforce(buf.length >= max_length);
     return snformat(buf, format_string, x);

src/mxnet/c/c_api.d

@@ -916,7 +916,7 @@ int MXExecutorBindEX (SymbolHandle symbol_handle, int dev_type, int dev_id, mx_u
 /*!
  * \brief set a call back to notify the completion of operation
  */
-int MXExecutorSetMonitorCallback (ExecutorHandle handle, ExecutorMonitorCallback callback, void* callback_handle);
+int MXExecutorSetMonitorCallback (ExecutorHandle handle, scope ExecutorMonitorCallback callback, void* callback_handle);
 //--------------------------------------------
 // Part 5: IO Interface
 //--------------------------------------------
@@ -1259,7 +1259,7 @@ int MXRtcPush (RtcHandle handle, mx_uint num_input, mx_uint num_output, NDArrayH
 */
 int MXRtcFree (RtcHandle handle);
 
-int MXCustomOpRegister (Const!(char)* op_type, CustomOpPropCreator creator);
+int MXCustomOpRegister (Const!(char)* op_type, scope CustomOpPropCreator creator);
 
 // __cplusplus