From 1880f8d56977a942c8f02ade3e33b351886e4a9b Mon Sep 17 00:00:00 2001
From: Katherine Kiefer <sterlite2902@gmail.com>
Date: Mon, 13 Nov 2023 12:29:13 +1100
Subject: [PATCH] is_true

---
 crates/byondapi-rs/src/typecheck_trait.rs | 2 ++
 crates/byondapi-rs/src/value/mod.rs       | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/crates/byondapi-rs/src/typecheck_trait.rs b/crates/byondapi-rs/src/typecheck_trait.rs
index ae82544..fc78168 100644
--- a/crates/byondapi-rs/src/typecheck_trait.rs
+++ b/crates/byondapi-rs/src/typecheck_trait.rs
@@ -16,4 +16,6 @@ pub trait ByondTypeCheck {
     fn is_list(&self) -> bool;
     /// Check if this is a pointer.
     fn is_ptr(&self) -> bool;
+    /// Check if this is true-ish.
+    fn is_true(&self) -> bool;
 }
diff --git a/crates/byondapi-rs/src/value/mod.rs b/crates/byondapi-rs/src/value/mod.rs
index 8c08d04..051837b 100644
--- a/crates/byondapi-rs/src/value/mod.rs
+++ b/crates/byondapi-rs/src/value/mod.rs
@@ -54,4 +54,9 @@ impl ByondTypeCheck for ByondValue {
     fn is_ptr(&self) -> bool {
         is_pointer_shim(self)
     }
+
+    fn is_true(&self) -> bool {
+        // Safety: This operation only fails if our CByondValue is invalid, which cannot happen.
+        unsafe { byond().ByondValue_IsTrue(&self.0) }
+    }
 }