feat: add rust support for code gen

Assets/CodeGen/EnumsMigration/EnumsRender/templates/generic.rs.jinja

@@ -0,0 +1,32 @@
+{%- for benum in payload.iter_enums() %}
+{%- if benum.get_enum_comment() is not none %}
+{{ benum.get_enum_comment() | block_comment('/// ') }}
+{%- endif %}
+{%- if not benum.get_use_flags() %}
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[repr({% if benum.get_can_unsigned() -%} u32 {%- else -%} i32 {%- endif %})]
+pub enum {{ benum.get_enum_name() }} {
+    {%- for entry in benum.iter_entries() %}
+    {%- if entry.get_entry_comment() is not none %}
+    /// {{ entry.get_entry_comment() | line_comment }}
+    {%- endif %}
+    {{ entry.get_entry_name() }} {%- if entry.get_entry_value() is not none %} = {{ utils.to_py_num_literal(entry.get_entry_value()) }} {%- endif %},
+    {%- endfor %}
+}
+{%- else %}
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[repr(transparent)]
+pub struct {{ benum.get_enum_name() }}({% if benum.get_can_unsigned() -%} u32 {%- else -%} i32 {%- endif %});
+
+bitflags! {
+    impl {{ benum.get_enum_name() }}: {% if benum.get_can_unsigned() -%} u32 {%- else -%} i32 {%- endif %} {
+    {%- for entry in benum.iter_entries() %}
+        {%- if entry.get_entry_comment() is not none %}
+        /// {{ entry.get_entry_comment() | line_comment }}
+        {%- endif %}
+        const {{ entry.get_entry_name() }} {%- if entry.get_entry_value() is not none %} = {{ utils.to_py_num_literal(entry.get_entry_value()) }} {%- endif %};
+    {%- endfor %}
+    }
+}
+{%- endif %}
+{%- endfor %}