add default literal option to SQLDialect

vapor · Aug 14, 2019 · 354c843 · 354c843
1 parent 435a3ac
commit 354c843
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/Sources/SQLKit/Query/SQLLiteral.swift b/Sources/SQLKit/Query/SQLLiteral.swift
@@ -31,7 +31,7 @@ public enum SQLLiteral: SQLExpression {
         case .null:
             serializer.write("NULL")
         case .default:
-            serializer.write("DEFAULT")
+            serializer.dialect.literalDefault.serialize(to: &serializer)
         case .boolean(let bool):
             serializer.dialect.literalBoolean(bool).serialize(to: &serializer)
         }

diff --git a/Sources/SQLKit/SQLDialect.swift b/Sources/SQLKit/SQLDialect.swift
@@ -8,4 +8,12 @@ public protocol SQLDialect {
     mutating func nextBindPlaceholder() -> SQLExpression
 
     func literalBoolean(_ value: Bool) -> SQLExpression
+
+    var literalDefault: SQLExpression { get }
+}
+
+extension SQLDialect {
+    public var literalDefault: SQLExpression {
+        return SQLRaw("DEFAULT")
+    }
 }