From 0da98a3d83b5aa6ccae73658ef0692c4023bc70f Mon Sep 17 00:00:00 2001
From: Charlie Stanton <charlie@shtanton.xyz>
Date: Wed, 26 Apr 2023 11:57:37 +0100
Subject: Add Y and Z registers

---
 main/command.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'main/command.go')

diff --git a/main/command.go b/main/command.go
index 9403020..296ad69 100644
--- a/main/command.go
+++ b/main/command.go
@@ -107,6 +107,30 @@ func (cmd AppendXRegCommand) exec(state *ProgramState) {
 	state.xreg = append(state.xreg, state.value...)
 }
 
+type SwapYRegCommand struct {}
+func (cmd SwapYRegCommand) exec(state *ProgramState) {
+	v := state.value
+	state.value = state.yreg
+	state.yreg = v
+}
+
+type AppendYRegCommand struct {}
+func (cmd AppendYRegCommand) exec(state *ProgramState) {
+	state.yreg = append(state.yreg, state.value...)
+}
+
+type SwapZRegCommand struct {}
+func (cmd SwapZRegCommand) exec(state *ProgramState) {
+	v := state.value
+	state.value = state.zreg
+	state.zreg = v
+}
+
+type AppendZRegCommand struct {}
+func (cmd AppendZRegCommand) exec(state *ProgramState) {
+	state.zreg = append(state.zreg, state.value...)
+}
+
 type SwapPathCommand struct {}
 func (cmd SwapPathCommand) exec(state *ProgramState) {
 	v := state.value
-- 
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