Fix order of arguments when reading custom types

drift/test/generated/converter.dart

@@ -1,5 +1,32 @@
 import 'package:drift/drift.dart';
 
+class CustomTextType implements CustomSqlType<String> {
+  const CustomTextType();
+
+  @override
+  String mapToSqlLiteral(String dartValue) {
+    final escapedChars = dartValue.replaceAll('\'', '\'\'');
+    return "'$escapedChars'";
+  }
+
+  @override
+  Object mapToSqlParameter(String dartValue) {
+    return dartValue;
+  }
+
+  @override
+  String read(Object fromSql) {
+    return fromSql.toString();
+  }
+
+  @override
+  String sqlTypeName(GenerationContext context) {
+    // Still has text column affinity, but can be used to verify that the type
+    // really is used.
+    return 'MY_TEXT';
+  }
+}
+
 enum SyncType {
   locallyCreated,
   locallyUpdated,

drift/test/generated/custom_tables.g.dart

@@ -106,7 +106,7 @@ class WithDefaults extends Table with TableInfo<WithDefaults, WithDefault> {
   static const VerificationMeta _aMeta = const VerificationMeta('a');
   late final GeneratedColumn<String> a = GeneratedColumn<String>(
       'a', aliasedName, true,
-      type: DriftSqlType.string,
+      type: const CustomTextType(),
       requiredDuringInsert: false,
       $customConstraints: 'DEFAULT \'something\'',
       defaultValue: const CustomExpression('\'something\''));
@@ -144,7 +144,7 @@ class WithDefaults extends Table with TableInfo<WithDefaults, WithDefault> {
     final effectivePrefix = tablePrefix != null ? '$tablePrefix.' : '';
     return WithDefault(
       a: attachedDatabase.typeMapping
-          .read(DriftSqlType.string, data['${effectivePrefix}a']),
+          .read(const CustomTextType(), data['${effectivePrefix}a']),
       b: attachedDatabase.typeMapping
           .read(DriftSqlType.int, data['${effectivePrefix}b']),
     );
@@ -267,7 +267,7 @@ class WithDefaultsCompanion extends UpdateCompanion<WithDefault> {
   Map<String, Expression> toColumns(bool nullToAbsent) {
     final map = <String, Expression>{};
     if (a.present) {
-      map['a'] = Variable<String>(a.value);
+      map['a'] = Variable<String>(a.value, const CustomTextType());
     }
     if (b.present) {
       map['b'] = Variable<int>(b.value);
@@ -1801,7 +1801,7 @@ abstract class _$CustomTablesDb extends GeneratedDatabase {
           ...generatedpredicate.watchedTables,
         }).asyncMap((QueryRow row) async => MultipleResult(
           row: row,
-          a: row.readNullable<String>('a'),
+          a: row.readNullableWithType<String>(const CustomTextType(), 'a'),
           b: row.readNullable<int>('b'),
           c: await withConstraints.mapFromRowOrNull(row,
               tablePrefix: 'nested_0'),

drift/test/generated/tables.drift

@@ -6,7 +6,7 @@ CREATE TABLE no_ids (
 ) WITHOUT ROWID WITH NoIdRow;
 
 CREATE TABLE with_defaults (
-    a TEXT JSON KEY customJsonName DEFAULT 'something',
+    a `const CustomTextType()` JSON KEY customJsonName DEFAULT 'something',
     b INT UNIQUE
 );
 

drift/test/integration_tests/drift_files_test.dart

@@ -11,7 +11,7 @@ const _createNoIds =
     'WITHOUT ROWID;';
 
 const _createWithDefaults = 'CREATE TABLE IF NOT EXISTS "with_defaults" ('
-    "\"a\" TEXT DEFAULT 'something', \"b\" INTEGER UNIQUE);";
+    "\"a\" MY_TEXT DEFAULT 'something', \"b\" INTEGER UNIQUE);";
 
 const _createWithConstraints = 'CREATE TABLE IF NOT EXISTS "with_constraints" ('
     '"a" TEXT, "b" INTEGER NOT NULL, "c" REAL, '

drift_dev/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.14.0-dev
+
+- Fix generated queries relying on custom types.
+
 ## 2.13.1
 
 - Add `has_separate_analyzer` option to optimize builds using the `not_shared` builder.

drift_dev/lib/src/writer/queries/query_writer.dart

@@ -210,7 +210,7 @@ class QueryWriter {
     if (column.sqlType.isCustom) {
       final method = isNullable ? 'readNullableWithType' : 'readWithType';
       final typeImpl = _emitter.dartCode(column.sqlType.custom!.expression);
-      code = 'row.$method<$rawDartType>($dartLiteral, $typeImpl)';
+      code = 'row.$method<$rawDartType>($typeImpl, $dartLiteral)';
     } else {
       final method = isNullable ? 'readNullable' : 'read';
       code = 'row.$method<$rawDartType>($dartLiteral)';