From 44aee3174799034e724e1a4cce035cb7eca6e549 Mon Sep 17 00:00:00 2001
From: Patrick Wuttke <mewin@mewin.de>
Date: Fri, 25 Oct 2024 00:08:36 +0200
Subject: [PATCH] Added some utilities to ScriptValue for reading from arrays
 and maps.

---
 source/mijin/types/script_value.hpp | 55 +++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/source/mijin/types/script_value.hpp b/source/mijin/types/script_value.hpp
index f2e0bf5..2bc1c82 100644
--- a/source/mijin/types/script_value.hpp
+++ b/source/mijin/types/script_value.hpp
@@ -10,6 +10,7 @@
 #include <variant>
 #include <vector>
 
+#include "../container/map_view.hpp"
 #include "../container/optional.hpp"
 #include "../internal/common.hpp"
 #include "../util/traits.hpp"
@@ -259,6 +260,60 @@ public:
             static_assert(mijin::always_false_v<T>, "Cannot convert to this type.");
         }
     }
+
+    [[nodiscard]]
+    ScriptValue& operator[](std::size_t index) MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isArray(), "Called operator[size_t] on a non-array value.");
+        return std::get<array_t>(base_)[index];
+    }
+
+    [[nodiscard]]
+    const ScriptValue& operator[](std::size_t index) const MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isArray(), "Called operator[size_t] on a non-array value.");
+        return std::get<array_t>(base_)[index];
+    }
+
+    [[nodiscard]]
+    ScriptValue& operator[](const std::string& key) MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isMap(), "Called operator[string] on a non-map value.");
+        return std::get<map_t>(base_)[key];
+    }
+
+    [[nodiscard]]
+    const ScriptValue& operator[](const std::string& key) const MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isMap(), "Called operator[string] on a non-map value.");
+        return std::get<map_t>(base_)[key];
+    }
+
+    [[nodiscard]]
+    std::span<ScriptValue> arrayView() MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isArray(), "Called iterateArray() on a non-array value.");
+        return std::get<array_t>(base_);
+    }
+
+    [[nodiscard]]
+    std::span<const ScriptValue> arrayView() const MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isArray(), "Called iterateArray() on a non-array value.");
+        return std::get<array_t>(base_);
+    }
+
+    MapView<std::string, ScriptValue> mapView() MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isMap(), "Called iterateMap() on a non-map value.");
+        return std::get<map_t>(base_);
+    }
+
+    MapView<std::string, const ScriptValue> mapView() const MIJIN_NOEXCEPT
+    {
+        MIJIN_ASSERT_FATAL(isMap(), "Called iterateMap() on a non-map value.");
+        return std::get<map_t>(base_);
+    }
 };
 
 //