wip

Author: stephencelis

Sources/StructuredQueriesCore/Operators.swift

@@ -917,7 +917,7 @@ extension PartialSelectStatement {
   ///
   /// - Returns: A predicate expression indicating whether this subquery contains any element.
   public func exists() -> some QueryExpression<Bool> {
-    SQLQueryExpression("EXISTS \(self)")
+    SQLQueryExpression("EXISTS \(self.queryFragment)")
   }
 }
 

Tests/StructuredQueriesTests/OperatorsTests.swift

@@ -570,12 +570,16 @@ extension SnapshotTests {
     @Test func exists() {
       assertQuery(Values(Reminder.exists())) {
         """
-        SELECT EXISTS SELECT "reminders"."id", "reminders"."assignedUserID", "reminders"."dueDate", "reminders"."isCompleted", "reminders"."isFlagged", "reminders"."notes", "reminders"."priority", "reminders"."remindersListID", "reminders"."title"
-        FROM "reminders"
+        SELECT EXISTS (
+          SELECT "reminders"."id", "reminders"."assignedUserID", "reminders"."dueDate", "reminders"."isCompleted", "reminders"."isFlagged", "reminders"."notes", "reminders"."priority", "reminders"."remindersListID", "reminders"."title"
+          FROM "reminders"
+        )
         """
       } results: {
         """
-        near "SELECT": syntax error
+        ┌──────┐
+        │ true │
+        └──────┘
         """
       }
       assertQuery(Values(Reminder.where { $0.id == 1 }.exists())) {