From 6f3c41e01c466e4ab6abd1268149dd88686bbbc9 Mon Sep 17 00:00:00 2001
From: mat <github@matdoes.dev>
Date: Sun, 17 Apr 2022 16:52:34 -0500
Subject: add .requires

---
 azalea-brigadier/src/builder/argument_builder.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'azalea-brigadier/src/builder')

diff --git a/azalea-brigadier/src/builder/argument_builder.rs b/azalea-brigadier/src/builder/argument_builder.rs
index 6f23457a..11c0062c 100644
--- a/azalea-brigadier/src/builder/argument_builder.rs
+++ b/azalea-brigadier/src/builder/argument_builder.rs
@@ -66,6 +66,14 @@ impl<S: Any + Clone> ArgumentBuilder<S> {
         self.clone()
     }
 
+    pub fn requires<F>(&mut self, requirement: F) -> Self
+    where
+        F: Fn(Rc<S>) -> bool + 'static,
+    {
+        self.requirement = Rc::new(requirement);
+        self.clone()
+    }
+
     pub fn build(self) -> CommandNode<S> {
         CommandNode {
             value: self.value,
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