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-rw-r--r--std/result.zc42
1 files changed, 42 insertions, 0 deletions
diff --git a/std/result.zc b/std/result.zc
new file mode 100644
index 0000000..b043162
--- /dev/null
+++ b/std/result.zc
@@ -0,0 +1,42 @@
+
+import "./core.zc"
+
+struct Result<T> {
+ is_ok: bool;
+ val: T;
+ err: char*;
+}
+
+impl Result<T> {
+ fn Ok(v: T) -> Result<T> {
+ return Result<T> { is_ok: true, val: v, err: 0 };
+ }
+
+ fn Err(e: char*) -> Result<T> {
+ return Result<T> { is_ok: false, val: 0, err: e };
+ }
+
+ fn is_ok(self) -> bool {
+ return self.is_ok;
+ }
+
+ fn is_err(self) -> bool {
+ return !self.is_ok;
+ }
+
+ fn unwrap(self) -> T {
+ if (!self.is_ok) {
+ !"Panic: unwrap called on Err: {self.err}";
+ exit(1);
+ }
+ return self.val;
+ }
+
+ fn expect(self, msg: char*) -> T {
+ if (!self.is_ok) {
+ !"Panic: {msg}: {self.err}";
+ exit(1);
+ }
+ return self.val;
+ }
+}