Implement Phase 0: Stabilize CLI build with feature separation

Co-authored-by: moe-charm <217100418+moe-charm@users.noreply.github.com>

Cargo.toml

@@ -9,50 +9,110 @@ repository = "https://github.com/user/nyash"
 keywords = ["language", "interpreter", "box", "memory-safe", "rust"]
 categories = ["development-tools::parsing", "interpreters"]
 
+# Default features - minimal CLI only
+[features]
+default = ["cli"]
+cli = []
+gui = ["dep:egui", "dep:eframe", "dep:egui_extras", "dep:image"]
+gui-examples = ["gui"]
+all-examples = ["gui-examples"]
+
 [lib]
 name = "nyash_rust"
 path = "src/lib.rs"
 crate-type = ["cdylib", "rlib"]
 
+# Main CLI binary - always available
 [[bin]]
 name = "nyash"
 path = "src/main.rs"
 
+# GUI examples - only built with gui-examples feature
 [[bin]]
 name = "simple_notepad"
 path = "examples/simple_notepad.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "nyash_notepad"
 path = "examples/simple_notepad_v2.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "nyash_notepad_ascii"
 path = "examples/simple_notepad_ascii.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "debug_notepad"
 path = "examples/debug_notepad.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "nyash_notepad_jp"
 path = "examples/nyash_notepad_jp.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "nyash_explorer"
 path = "examples/nyash_explorer.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "nyash_explorer_icons"
 path = "examples/nyash_explorer_with_icons.rs"
-
-[[example]]
-name = "visual_node_prototype"
-path = "development/egui_research/experiments/visual_node_prototype.rs"
+required-features = ["gui-examples"]
 
 [[bin]]
 name = "test_icon_extraction"
 path = "examples/test_icon_extraction.rs"
+required-features = ["gui-examples"]
+
+# Examples for development - only available as examples, not bins
+[[example]]
+name = "gui_simple_notepad"
+path = "examples/simple_notepad.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_simple_notepad_v2"
+path = "examples/simple_notepad_v2.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_simple_notepad_ascii"
+path = "examples/simple_notepad_ascii.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_debug_notepad"
+path = "examples/debug_notepad.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_nyash_notepad_jp"
+path = "examples/nyash_notepad_jp.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_nyash_explorer"
+path = "examples/nyash_explorer.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_nyash_explorer_with_icons"
+path = "examples/nyash_explorer_with_icons.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_test_icon_extraction"
+path = "examples/test_icon_extraction.rs"
+required-features = ["gui-examples"]
+
+[[example]]
+name = "gui_visual_node_prototype"
+path = "development/egui_research/experiments/visual_node_prototype.rs"
+required-features = ["gui-examples"]
 
 
 
@@ -90,11 +150,11 @@ wasm-bindgen = "0.2"
 console_error_panic_hook = "0.1"
 js-sys = "0.3"
 
-# GUI フレームワーク
-egui = "0.29"
-eframe = { version = "0.29", default-features = false, features = ["default_fonts", "glow"] }
-egui_extras = { version = "0.29", features = ["image"] }
-image = { version = "0.25", features = ["png", "ico"] }
+# GUI フレームワーク - only when gui feature is enabled
+egui = { version = "0.29", optional = true }
+eframe = { version = "0.29", default-features = false, features = ["default_fonts", "glow"], optional = true }
+egui_extras = { version = "0.29", features = ["image"], optional = true }
+image = { version = "0.25", features = ["png", "ico"], optional = true }
 
 # Windows API
 [target.'cfg(windows)'.dependencies]

local_tests/basic_math.nyash

@@ -0,0 +1,13 @@
+// Basic arithmetic test
+local a, b, c, d, flag
+a = 10
+b = 20
+c = a + b
+print("10 + 20 = " + c)
+
+d = c * 2
+print("30 * 2 = " + d)
+
+// Boolean test
+flag = true
+print("Flag is: " + flag)

local_tests/simple_hello.nyash

@@ -0,0 +1,12 @@
+// Simple Hello World test
+print("Hello, Nyash!")
+
+local greeting
+greeting = new StringBox("Welcome to Nyash!")
+print(greeting.toString())
+
+local numbers
+numbers = new IntegerBox(42)
+local result
+result = numbers + 8
+print("42 + 8 = " + result)

local_tests/static_main.nyash

@@ -0,0 +1,15 @@
+// Static box Main pattern - current working syntax
+static box Main {
+    init { console, result }
+    
+    main() {
+        me.console = new ConsoleBox()
+        me.console.log("Hello from Static Main!")
+        
+        local temp
+        temp = 42
+        me.result = temp
+        
+        return "Main completed!"
+    }
+}

src/boxes/egui_box.rs

@@ -1,3 +1,5 @@
+#![cfg(feature = "gui")]
+
 /*! 🖼️ EguiBox - デスクトップGUIアプリBox
  * Everything is Box哲学によるGUIフレームワーク統合
  * 「なんでもBoxにできる」化け物言語の第一歩！

src/boxes/mod.rs

@@ -74,7 +74,7 @@ pub mod console_box;
 pub mod web;
 
 // GUI Box（条件付きコンパイル）
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
 pub mod egui_box;
 
 // 共通で使う型とトレイトを再エクスポート
@@ -95,7 +95,7 @@ pub use map_box::MapBox;
 pub use console_box::ConsoleBox;
 
 // EguiBoxの再エクスポート（非WASM環境のみ）
-#[cfg(not(target_arch = "wasm32"))]
+#[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
 pub use egui_box::EguiBox;
 
 // Web Box群の再エクスポート（WASM環境のみ）

src/interpreter/box_methods.rs

@@ -144,7 +144,7 @@ impl NyashInterpreter {
     // DebugBox methods moved to system_methods.rs
 
     /// EguiBoxのメソッド呼び出しを実行（非WASM環境のみ）
-    #[cfg(not(target_arch = "wasm32"))]
+    #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
     pub(super) fn execute_egui_method(&mut self, _egui_box: &crate::boxes::EguiBox, method: &str, arguments: &[ASTNode]) 
         -> Result<Box<dyn NyashBox>, RuntimeError> {
         // 引数を評価

src/interpreter/expressions.rs

@@ -459,7 +459,7 @@ impl NyashInterpreter {
         // }
         
         // EguiBox method calls (非WASM環境のみ)
-        #[cfg(not(target_arch = "wasm32"))]
+        #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
         if let Some(egui_box) = obj_value.as_any().downcast_ref::<crate::boxes::EguiBox>() {
             return self.execute_egui_method(egui_box, method, arguments);
         }
@@ -849,14 +849,19 @@ impl NyashInterpreter {
         }
         
         // 🔥 ビルトインBoxかチェック
-        let is_builtin = matches!(parent, 
-            "IntegerBox" | "StringBox" | "BoolBox" | "ArrayBox" | "MapBox" | 
-            "FileBox" | "ResultBox" | "FutureBox" | "ChannelBox" | "MathBox" | 
-            "TimeBox" | "DateTimeBox" | "TimerBox" | "RandomBox" | "SoundBox" | 
-            "DebugBox" | "MethodBox" | "NullBox" | "ConsoleBox" | "FloatBox" |
-            "BufferBox" | "RegexBox" | "JSONBox" | "StreamBox" | "HTTPClientBox" |
-            "IntentBox" | "P2PBox" | "EguiBox"
-        );
+        let mut builtin_boxes = vec![
+            "IntegerBox", "StringBox", "BoolBox", "ArrayBox", "MapBox", 
+            "FileBox", "ResultBox", "FutureBox", "ChannelBox", "MathBox", 
+            "TimeBox", "DateTimeBox", "TimerBox", "RandomBox", "SoundBox", 
+            "DebugBox", "MethodBox", "NullBox", "ConsoleBox", "FloatBox",
+            "BufferBox", "RegexBox", "JSONBox", "StreamBox", "HTTPClientBox",
+            "IntentBox", "P2PBox"
+        ];
+        
+        #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
+        builtin_boxes.push("EguiBox");
+        
+        let is_builtin = builtin_boxes.contains(&parent);
         
         if is_builtin {
             // ビルトインBoxの場合、ロックを解放してからメソッド呼び出し

src/interpreter/objects.rs

@@ -214,7 +214,7 @@ impl NyashInterpreter {
             //     let p2p_box = Box::new(crate::boxes::P2PBox::new(node_id, intent_box)) as Box<dyn NyashBox>;
             //     return Ok(p2p_box);
             // }
-            #[cfg(not(target_arch = "wasm32"))]
+            #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
             "EguiBox" => {
                 // EguiBoxは引数なしで作成（GUIアプリケーション用）
                 if !arguments.is_empty() {
@@ -860,9 +860,9 @@ impl NyashInterpreter {
         let is_web_box = false;
         
         // GUI専用Box（非WASM環境のみ）
-        #[cfg(not(target_arch = "wasm32"))]
+        #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
         let is_gui_box = matches!(type_name, "EguiBox");
-        #[cfg(target_arch = "wasm32")]
+        #[cfg(not(all(feature = "gui", not(target_arch = "wasm32"))))]
         let is_gui_box = false;
         
         is_builtin || is_web_box || is_gui_box ||
@@ -916,14 +916,19 @@ impl NyashInterpreter {
         // 親クラスの継承チェーンを再帰的に解決 (Multi-delegation) 🚀
         for parent_name in &box_decl.extends {
             // 🔥 ビルトインBoxかチェック
-            let is_builtin = matches!(parent_name.as_str(), 
-                "IntegerBox" | "StringBox" | "BoolBox" | "ArrayBox" | "MapBox" | 
-                "FileBox" | "ResultBox" | "FutureBox" | "ChannelBox" | "MathBox" | 
-                "TimeBox" | "DateTimeBox" | "TimerBox" | "RandomBox" | "SoundBox" | 
-                "DebugBox" | "MethodBox" | "NullBox" | "ConsoleBox" | "FloatBox" |
-                "BufferBox" | "RegexBox" | "JSONBox" | "StreamBox" | "HTTPClientBox" |
-                "IntentBox" | "P2PBox" | "EguiBox"
-            );
+            let mut builtin_boxes = vec![
+                "IntegerBox", "StringBox", "BoolBox", "ArrayBox", "MapBox", 
+                "FileBox", "ResultBox", "FutureBox", "ChannelBox", "MathBox", 
+                "TimeBox", "DateTimeBox", "TimerBox", "RandomBox", "SoundBox", 
+                "DebugBox", "MethodBox", "NullBox", "ConsoleBox", "FloatBox",
+                "BufferBox", "RegexBox", "JSONBox", "StreamBox", "HTTPClientBox",
+                "IntentBox", "P2PBox"
+            ];
+            
+            #[cfg(all(feature = "gui", not(target_arch = "wasm32")))]
+            builtin_boxes.push("EguiBox");
+            
+            let is_builtin = builtin_boxes.contains(&parent_name.as_str());
             
             if is_builtin {
                 // ビルトインBoxの場合、フィールドやメソッドは継承しない