add doc

diesel-rs · Nov 20, 2024 · 488d3b0 · 488d3b0
1 parent 4877b59
commit 488d3b0
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/diesel/src/pg/expression/array.rs b/diesel/src/pg/expression/array.rs
@@ -79,6 +79,7 @@ pub trait IntoArrayExpression<ST: SqlType + TypedExpressionType> {
     fn into_array_expression(self) -> Self::ArrayExpression;
 }
 
+/// Implement as a no-op for things that were already arrays
 impl<ST, T> IntoArrayExpression<ST> for T
 where
     T: AsExpression<sql_types::Array<ST>>,