From 307183aad7d2a2d2bf8253621cd120441d487d00 Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Sun, 14 Aug 2022 00:08:32 +0200
Subject: Implemented the y command requirements

---
 src/stack.zig | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/stack.zig')

diff --git a/src/stack.zig b/src/stack.zig
index e02cb20..09edd2e 100644
--- a/src/stack.zig
+++ b/src/stack.zig
@@ -147,6 +147,16 @@ pub const Stack = struct {
         const emptyResult2 = [_]i64{ 4, 5 };
         try std.testing.expectEqualSlices(i64, empty.data.items, emptyResult2[0..]);
     }
+    pub fn yCommandPick(self: *Stack, n: usize, h: usize) !void {
+        if (n > self.data.items.len) {
+            self.data.items.len = 1;
+            self.data.items[0] = 0;
+        } else {
+            const v = self.data.items[self.data.items.len - n];
+            self.data.items.len = h;
+            try self.push(v);
+        }
+    }
 };
 
 test "all" {
-- 
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