✨ Adds column_name_case option

drift_dev/lib/src/analysis/options.dart

@@ -87,6 +87,9 @@ class DriftOptions {
   @JsonKey(defaultValue: false)
   final bool storeDateTimeValuesAsText;
 
+  @JsonKey(name: 'column_name_case', defaultValue: ColumnNameCase.snake)
+  final ColumnNameCase columnNameCase;
+
   @internal
   const DriftOptions.defaults({
     this.generateFromJsonStringConstructor = false,
@@ -107,6 +110,7 @@ class DriftOptions {
     this.sqliteAnalysisOptions,
     this.storeDateTimeValuesAsText = false,
     this.dialect = const DialectOptions(SqlDialect.sqlite, null),
+    this.columnNameCase = ColumnNameCase.snake,
   });
 
   DriftOptions({
@@ -127,6 +131,7 @@ class DriftOptions {
     required this.modules,
     required this.sqliteAnalysisOptions,
     required this.storeDateTimeValuesAsText,
+    required this.columnNameCase,
     this.dialect,
   }) {
     // ignore: deprecated_member_use_from_same_package
@@ -282,3 +287,48 @@ enum SqlModule {
 
   spellfix1,
 }
+
+/// The possible values for the case of the column names.
+enum ColumnNameCase {
+  /// Preserves the case of the column name as it is in the dart code.
+  ///
+  /// `myColumn` -> `myColumn`.
+  preserve,
+
+  /// Use camelCase.
+  ///
+  /// `my_column` -> `myColumn`.
+  @JsonValue('camelCase')
+  camel,
+
+  /// Use CONSTANT_CASE.
+  ///
+  /// `myColumn` -> `MY_COLUMN`.
+  @JsonValue('CONSTANT_CASE')
+  constant,
+
+  /// Use snake_case.
+  ///
+  /// `myColumn` -> `my_column`.
+  @JsonValue('snake_case')
+  snake,
+
+  /// Use PascalCase.
+  ///
+  /// `my_column` -> `MyColumn`.
+  // ignore: constant_identifier_names
+  @JsonValue('PascalCase')
+  pascal,
+
+  /// Use lowercase.
+  ///
+  /// `myColumn` -> `mycolumn`.
+  @JsonValue('lowercase')
+  lower,
+
+  /// Use UPPERCASE.
+  ///
+  /// `myColumn` -> `MYCOLUMN`.
+  @JsonValue('UPPERCASE')
+  upper,
+}

drift_dev/lib/src/analysis/resolver/dart/column.dart

@@ -3,6 +3,7 @@ import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/type.dart';
 import 'package:collection/collection.dart';
 import 'package:drift/drift.dart' show DriftSqlType;
+import 'package:drift_dev/src/analysis/options.dart';
 import 'package:recase/recase.dart';
 import 'package:sqlparser/sqlparser.dart' show ReferenceAction;
 
@@ -335,7 +336,10 @@ class ColumnParser {
       remainingExpr = inner;
     }
 
-    final sqlName = foundExplicitName ?? ReCase(getter.name.lexeme).snakeCase;
+    _resolver.resolver.driver.options.columnNameCase;
+    final sqlName = foundExplicitName ??
+        _resolver.resolver.driver.options.columnNameCase
+            .apply(getter.name.lexeme);
     final sqlType = _startMethodToColumnType(foundStartMethod);
 
     AppliedTypeConverter? converter;
@@ -484,3 +488,25 @@ class PendingColumnInformation {
 
   PendingColumnInformation(this.column, {this.referencesColumnInSameTable});
 }
+
+extension on ColumnNameCase {
+  String apply(String name) {
+    final reCase = ReCase(name);
+    switch (this) {
+      case ColumnNameCase.preserve:
+        return name;
+      case ColumnNameCase.camel:
+        return reCase.camelCase;
+      case ColumnNameCase.constant:
+        return reCase.constantCase;
+      case ColumnNameCase.snake:
+        return reCase.snakeCase;
+      case ColumnNameCase.pascal:
+        return reCase.pascalCase;
+      case ColumnNameCase.lower:
+        return name.toLowerCase();
+      case ColumnNameCase.upper:
+        return name.toUpperCase();
+    }
+  }
+}

drift_dev/lib/src/generated/analysis/options.g.dart

@@ -30,7 +30,8 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
             'named_parameters',
             'named_parameters_always_required',
             'scoped_dart_components',
-            'store_date_time_values_as_text'
+            'store_date_time_values_as_text',
+            'column_name_case'
           ],
         );
         final val = DriftOptions(
@@ -77,6 +78,11 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
                   v == null ? null : SqliteAnalysisOptions.fromJson(v as Map)),
           storeDateTimeValuesAsText: $checkedConvert(
               'store_date_time_values_as_text', (v) => v as bool? ?? false),
+          columnNameCase: $checkedConvert(
+              'column_name_case',
+              (v) =>
+                  $enumDecodeNullable(_$ColumnNameCaseEnumMap, v) ??
+                  ColumnNameCase.snake),
           dialect: $checkedConvert('sql',
               (v) => v == null ? null : DialectOptions.fromJson(v as Map)),
         );
@@ -103,6 +109,7 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
         'modules': 'sqlite_modules',
         'sqliteAnalysisOptions': 'sqlite',
         'storeDateTimeValuesAsText': 'store_date_time_values_as_text',
+        'columnNameCase': 'column_name_case',
         'dialect': 'sql'
       },
     );
@@ -133,6 +140,7 @@ Map<String, dynamic> _$DriftOptionsToJson(DriftOptions instance) =>
           instance.namedParametersAlwaysRequired,
       'scoped_dart_components': instance.scopedDartComponents,
       'store_date_time_values_as_text': instance.storeDateTimeValuesAsText,
+      'column_name_case': _$ColumnNameCaseEnumMap[instance.columnNameCase]!,
     };
 
 const _$SqlModuleEnumMap = {
@@ -144,6 +152,16 @@ const _$SqlModuleEnumMap = {
   SqlModule.spellfix1: 'spellfix1',
 };
 
+const _$ColumnNameCaseEnumMap = {
+  ColumnNameCase.none: 'none',
+  ColumnNameCase.camel: 'camelCase',
+  ColumnNameCase.constant: 'CONSTANT_CASE',
+  ColumnNameCase.snake: 'snake_case',
+  ColumnNameCase.pascal: 'PascalCase',
+  ColumnNameCase.lower: 'lowercase',
+  ColumnNameCase.upper: 'UPPERCASE',
+};
+
 DialectOptions _$DialectOptionsFromJson(Map json) => $checkedCreate(
       'DialectOptions',
       json,