From 9655c4b85dad4a49266cc46fa4d766bbe7f3b718 Mon Sep 17 00:00:00 2001
From: Emily Toop <etoop@mozilla.com>
Date: Thu, 15 Feb 2018 17:44:06 +0000
Subject: [PATCH] Add retract to entity builder. (#559) r=rnewman

---
 src/entity_builder.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/entity_builder.rs b/src/entity_builder.rs
index a449a52b..d166a54f 100644
--- a/src/entity_builder.rs
+++ b/src/entity_builder.rs
@@ -176,6 +176,11 @@ impl<T> EntityBuilder<T> where T: BuildTerms {
     where V: IntoThing<TypedValueOr<TempIdHandle>> {
         self.builder.add(self.entity.clone(), a, v)
     }
+
+    pub fn retract<V>(&mut self, a: KnownEntid, v: V) -> Result<()>
+    where V: IntoThing<TypedValueOr<TempIdHandle>> {
+        self.builder.retract(self.entity.clone(), a, v)
+    }
 }
 
 pub struct InProgressBuilder<'a, 'c> {