Some std for you

1 files changed, 53 insertions, 0 deletions

diff --git a/std/option.zc b/std/option.zc
new file mode 100644
index 0000000..5652bd7
--- /dev/null
+++ b/std/option.zc
@@ -0,0 +1,53 @@
+
+import "./core.zc"
+
+struct Option<T> {
+    is_some: bool;
+    val: T;
+}
+
+impl Option<T> {
+    fn Some(v: T) -> Option<T> {
+         return Option<T> { is_some: true, val: v };
+    }
+
+    fn None() -> Option<T> {
+         return Option<T> { is_some: false, val: 0 };
+    }
+
+    fn is_some(self) -> bool {
+        return self.is_some;
+    }
+
+    fn is_none(self) -> bool {
+        return !self.is_some;
+    }
+
+    fn unwrap(self) -> T {
+        if (!self.is_some) {
+            !"Panic: unwrap called on None";
+            exit(1);
+        }
+        return self.val;
+    }
+    
+    fn unwrap_or(self, def_val: T) -> T {
+        if (self.is_some) {
+            return self.val;
+        }
+        return def_val;
+    }
+    
+    fn expect(self, msg: char*) -> T {
+        if (!self.is_some) {
+            !"Panic: {msg}";
+            exit(1);
+        }
+        return self.val;
+    }
+    
+    fn or_else(self, other: Option<T>) -> Option<T> {
+        if self.is_some { return *self; }
+        return other;
+    }
+}