Initial stack typing

2019-04-29 15:21:37 +02:00
parent 1381ce7b48
commit ba0fca8755
6 changed files with 106 additions and 59 deletions
--- a/src/machine.rs
+++ b/src/machine.rs
@@ -14,6 +14,7 @@ use Result;
 use heap::Heap;
 #[cfg(feature = "bonus:network")]
 use netstack::NetStack;
+use std::convert::TryInto;

 pub const MAGIC_HEADER: u32 = 0x1DEA_DFAD;
 const ANTI_BS_SIZE: usize = 0xFF;
@@ -119,7 +120,7 @@ impl Machine {
    }

    pub fn get_tos(&mut self) -> Result<i32> {
-        self.cur_stack().top()
+        self.cur_stack().top()?.try_into()
    }

    pub fn cur_frame(&mut self) -> &mut Frame {