From 1ef9d745ff24a4c2ac06bc49c16f637b2e2179ed Mon Sep 17 00:00:00 2001
From: subkey <2822448396@qq.com>
Date: Sun, 31 Mar 2024 01:58:35 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E6=96=B0=E5=A2=9E--ast=E5=8F=82?=
 =?UTF-8?q?=E6=95=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/main.rs | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index dfbe426..9201338 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -13,6 +13,15 @@ mod utils;
 mod c;
 mod native;
 
+/// 全局选项
+struct GlobalOptions {
+  /// --ast
+  print_ast: bool
+}
+static mut GLOBAL_OPTIONS:GlobalOptions = GlobalOptions {
+  print_ast: false
+};
+
 /// 标志目前走到的行号
 static mut LINE:usize = 1;
 /// 用于标记报错文件
@@ -50,6 +59,7 @@ fn main()-> ExitCode {
   // linux macos支持
   // 脚本打包exe
 
+  
   intern::init();
 
   // 获取路径
@@ -61,6 +71,13 @@ fn main()-> ExitCode {
     panic!("Key暂时不支持REPL, 请先传入一个文件路径运行")
   };
   // let path = "D:\\code\\rs\\key-lang\\samples\\helloworld.ks";
+  while let Some(n) = args.next() {
+    let opts = unsafe {&mut GLOBAL_OPTIONS};
+    match &*n {
+      "--ast"=> opts.print_ast = true,
+      _=>()
+    }
+  }
 
   // 自定义报错
   unsafe {PLACE = path.clone()}
@@ -79,7 +96,8 @@ fn main()-> ExitCode {
   // 运行并返回
   let scanned = scan::scan(&fs::read(&path).unwrap_or_else(|e|
     panic!("无法读取'{}': {}", path, e)));
-  println!("{scanned:?}");
+  if unsafe{GLOBAL_OPTIONS.print_ast} {println!("{scanned:?}")}
+
   let exit = runtime::run(&scanned);
   if let primitive::litr::Litr::Int(code) = exit.returned {
     return ExitCode::from(code as u8);