chore: initial commit

rediska/common/MessageArguments.hpp

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <variant>
+#include "rediska/common/types.hpp"
+
+struct PrimitiveSetArgs {
+    CacheValue value;
+    TTL ttl_seconds;
+};
+
+struct ListCreateArgs {
+    CacheValueId element_kind;
+    TTL ttl_seconds;
+};
+
+struct ListIndexArgs {
+    int64_t index;
+};
+
+struct ListSetArgs {
+    int64_t index;
+    CacheValue value;
+};
+
+struct ListInsertArgs {
+    int64_t index;
+    CacheValue value;
+};
+
+struct ListPushBackArgs {
+    CacheValue value;
+};
+
+struct ListPushManyArgs {
+    std::vector<CacheValue> values;
+    bool replace_entire_list = false; // true => overwrite entire list, false => append
+};
+
+using MessageArguments = std::variant<std::monostate,
+                                      PrimitiveSetArgs,
+                                      ListCreateArgs,
+                                      ListIndexArgs,
+                                      ListSetArgs,
+                                      ListInsertArgs,
+                                      ListPushBackArgs,
+                                      ListPushManyArgs>;