wip

Author: stephencelis

Sources/StructuredQueriesCore/Internal/RangeReplaceableCollection+Queries.swift

@@ -8,10 +8,10 @@ extension RangeReplaceableCollection {
   }
 
   package init<each Q: QueryExpression>(_ elements: repeat each Q)
-  where Element == any QueryExpression {
+  where Element == any QueryExpression & Sendable {
     self.init()
     for element in repeat each elements {
-      append(element)
+      append(SQLQueryExpression(element))
     }
   }
 

Sources/StructuredQueriesCore/SQLQueryExpression.swift

@@ -2,7 +2,7 @@
 ///
 /// It is not common to interact with this type directly. A value of this type is returned from the
 /// `#sql` macro. See <doc:SafeSQLStrings> for more information.
-public struct SQLQueryExpression<QueryValue>: Statement {
+public struct SQLQueryExpression<QueryValue>: Statement, Sendable {
   public typealias From = Never
 
   public let queryFragment: QueryFragment

Sources/StructuredQueriesCore/Statements/Select.swift

@@ -303,7 +303,7 @@ extension Table {
 
 public struct _SelectClauses: Sendable {
   var distinct = false
-  var columns: [any QueryExpression] = []
+  var columns: [any QueryExpression & Sendable] = []
   var joins: [_JoinClause] = []
   var `where`: [QueryFragment] = []
   var group: [QueryFragment] = []
@@ -330,7 +330,7 @@ public struct Select<Columns, From: Table, Joins> {
     set { clauses.distinct = newValue }
     _modify { yield &clauses.distinct }
   }
-  fileprivate var columns: [any QueryExpression] {
+  fileprivate var columns: [any QueryExpression & Sendable] {
     get { clauses.columns }
     set { clauses.columns = newValue }
     _modify { yield &clauses.columns }
@@ -368,7 +368,7 @@ public struct Select<Columns, From: Table, Joins> {
 
   fileprivate init(
     distinct: Bool,
-    columns: [any QueryExpression],
+    columns: [any QueryExpression & Sendable],
     joins: [_JoinClause],
     where: [QueryFragment],
     group: [QueryFragment],
@@ -1460,7 +1460,7 @@ extension Select: SelectStatement {
 public typealias SelectOf<From: Table, each Join: Table> =
   Select<(), From, (repeat each Join)>
 
-public struct _JoinClause: QueryExpression {
+public struct _JoinClause: QueryExpression, Sendable {
   public typealias QueryValue = Never
 
   struct Operator {
@@ -1499,7 +1499,7 @@ public struct _JoinClause: QueryExpression {
   }
 }
 
-public struct _LimitClause: QueryExpression {
+public struct _LimitClause: QueryExpression, Sendable {
   public typealias QueryValue = Never
 
   let maxLength: QueryFragment