[Optimize] Improve OGComparisonState API (#133)

Author: Kyle-Ye

Package.resolved

@@ -6,19 +6,19 @@
 #include "OGComparisonPrivate.h"
 
 const void *OGComparisonStateGetDestination(OGComparisonState state) {
-    return state->destination;
+    return ((const OGComparisonStateStorage *)state)->destination;
 }
 
 const void *OGComparisonStateGetSource(OGComparisonState state) {
-    return state->source;
+    return ((const OGComparisonStateStorage *)state)->source;
 }
 
 OGFieldRange OGComparisonStateGetFieldRange(OGComparisonState state) {
-    return state->field_range;
+    return ((const OGComparisonStateStorage *)state)->field_range;
 }
 
 OGTypeID OGComparisonStateGetFieldType(OGComparisonState state) {
-    return state->field_type;
+    return ((const OGComparisonStateStorage *)state)->field_type;
 }
 
 bool OGCompareValues(const void *lhs, const void *rhs, OGTypeID type, OGComparisonOptions options) {

Sources/OpenGraph_SPI/Comparison/OGComparison.cpp

@@ -40,25 +40,25 @@ OG_EXTERN_C_BEGIN
 typedef struct OGFieldRange {
     size_t offset;
     size_t size;
-} OGFieldRange;
+} OGFieldRange OG_SWIFT_STRUCT OG_SWIFT_NAME(FieldRange);
 
-typedef struct OGComparisonStateStorage *OGComparisonState;
+typedef const void *OGComparisonState OG_SWIFT_STRUCT OG_SWIFT_NAME(ComparisonState);
 
 OG_EXPORT
 OG_REFINED_FOR_SWIFT
-const void *OGComparisonStateGetDestination(OGComparisonState state);
+const void *OGComparisonStateGetDestination(OGComparisonState state) OG_SWIFT_NAME(getter:OGComparisonState.destination(self:));
 
 OG_EXPORT
 OG_REFINED_FOR_SWIFT
-const void *OGComparisonStateGetSource(OGComparisonState state);
+const void *OGComparisonStateGetSource(OGComparisonState state) OG_SWIFT_NAME(getter:OGComparisonState.source(self:));
 
 OG_EXPORT
 OG_REFINED_FOR_SWIFT
-OGFieldRange OGComparisonStateGetFieldRange(OGComparisonState state);
+OGFieldRange OGComparisonStateGetFieldRange(OGComparisonState state) OG_SWIFT_NAME(getter:OGComparisonState.fieldRange(self:));
 
 OG_EXPORT
 OG_REFINED_FOR_SWIFT
-OGTypeID OGComparisonStateGetFieldType(OGComparisonState state);
+OGTypeID OGComparisonStateGetFieldType(OGComparisonState state) OG_SWIFT_NAME(getter:OGComparisonState.fieldType(self:));
 
 typedef OG_ENUM(uint8_t, OGComparisonMode) {
     OGComparisonModeBitwise = 0,