adding serializer

src/Serializer.zig

@@ -0,0 +1,37 @@
+const std = @import("std");
+const Module = @import("Module.zig");
+const cnzsl = @cImport({
+    @cInclude("CNZSL/CNZSL.h");
+});
+
+const Self = @This();
+
+instance: *cnzsl.nzslSerializer,
+
+pub fn init() !Self {
+    const cserializer = cnzsl.nzslSerializerCreate() orelse return error.NullPointer;
+    return .{
+        .instance = cserializer,
+    };
+}
+
+pub fn deinit(self: Self) void {
+    cnzsl.nzslSerializerDestroy(self.instance);
+}
+
+pub fn serializeShader(self: Self, module: Module) !void {
+    if (cnzsl.nzslSerializeShader(self.instance, @ptrCast(module.instance)) == 0) {
+        return error.FailedToSerializeShader;
+    }
+}
+
+pub fn getData(self: Self) []const u8 {
+    var size: usize = undefined;
+    const code: [*c]const u8 = @ptrCast(cnzsl.nzslSerializerGetData(self.instance, &size));
+    return code[0..size];
+}
+
+pub fn getLastError(self: Self) ![]const u8 {
+    const err = cnzsl.nzslSerializerGetLastError(@ptrCast(self.instance)) orelse return error.NullPointer;
+    return std.mem.span(err);
+}