1 files changed, 12 insertions, 0 deletions
diff --git a/third_party/rust/rust_decimal/src/rocket.rs b/third_party/rust/rust_decimal/src/rocket.rs
new file mode 100644
index 0000000000..6c8938ebec
--- /dev/null
+++ b/third_party/rust/rust_decimal/src/rocket.rs
@@ -0,0 +1,12 @@
+use crate::Decimal;
+use rocket::form::{self, FromFormField, ValueField};
+use std::str::FromStr;
+
+impl<'v> FromFormField<'v> for Decimal {
+    fn default() -> Option<Self> {
+        None
+    }
+    fn from_value(field: ValueField<'v>) -> form::Result<'v, Self> {
+        Decimal::from_str(field.value).map_err(|_| form::Error::validation("not a valid number").into())
+    }
+}