From 0159d05e183f58ae81d4697e0b178a487f0bde34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gustav=20S=C3=B6rn=C3=A4s?= <gustav@sornas.net>
Date: Thu, 28 Jan 2021 21:53:21 +0100
Subject: assign (ish) to blob fields

---
 src/vm.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/vm.rs')

diff --git a/src/vm.rs b/src/vm.rs
index 028f2cd..5b0abae 100644
--- a/src/vm.rs
+++ b/src/vm.rs
@@ -122,7 +122,9 @@ pub enum Op {
     Pop,
     PopUpvalue,
     Constant(Value),
+
     Get(String),
+    Set(String),
 
     Add,
     Sub,
@@ -426,6 +428,17 @@ impl VM {
                 }
             }
 
+            Op::Set(field) => {
+                let value = self.stack.pop().unwrap();
+                let inst = self.stack.pop();
+                if let Some(Value::BlobInstance(ty, mut values)) = inst {
+                    let slot = self.blobs[ty].name_to_field.get(&field).unwrap().0;
+                    values[slot] = value;
+                } else {
+                    error!(self, ErrorKind::RuntimeTypeError(Op::Get(field.clone()), vec![inst.unwrap()]));
+                }
+            }
+
             Op::Neg => {
                 match self.stack.pop().unwrap() {
                     Value::Float(a) => self.stack.push(Value::Float(-a)),
-- 
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