Generate enum types for sqlbuilder.

sqlbuilder/enum_value.go

@@ -0,0 +1,21 @@
+package sqlbuilder
+
+type enumValue struct {
+	expressionInterfaceImpl
+	stringInterfaceImpl
+	name string
+}
+
+func NewEnumValue(name string) StringExpression {
+	enumValue := &enumValue{name: name}
+
+	enumValue.expressionInterfaceImpl.parent = enumValue
+	enumValue.stringInterfaceImpl.parent = enumValue
+
+	return enumValue
+}
+
+func (e enumValue) serialize(statement statementType, out *queryData, options ...serializeOption) error {
+	out.insertConstantArgument(e.name)
+	return nil
+}