Brian Wilkerson
8969b1839c
Change-Id: I7e5c13d40fd276854601681fc84be321e6031b10 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141583 Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>
44 lines
1.4 KiB
Dart
44 lines
1.4 KiB
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
import 'api.dart';
|
|
|
|
/// Visitor specialized for generating Dart code.
|
|
class DartCodegenVisitor extends HierarchicalApiVisitor {
|
|
/// Type references in the spec that are named something else in Dart.
|
|
static const Map<String, String> _typeRenames = {
|
|
'long': 'int',
|
|
'object': 'Map',
|
|
};
|
|
|
|
DartCodegenVisitor(Api api) : super(api);
|
|
|
|
/// Convert the given [TypeDecl] to a Dart type.
|
|
String dartType(TypeDecl type) {
|
|
if (type is TypeReference) {
|
|
var typeName = type.typeName;
|
|
var referencedDefinition = api.types[typeName];
|
|
if (_typeRenames.containsKey(typeName)) {
|
|
return _typeRenames[typeName];
|
|
}
|
|
if (referencedDefinition == null) {
|
|
return typeName;
|
|
}
|
|
var referencedType = referencedDefinition.type;
|
|
if (referencedType is TypeObject || referencedType is TypeEnum) {
|
|
return typeName;
|
|
}
|
|
return dartType(referencedType);
|
|
} else if (type is TypeList) {
|
|
return 'List<${dartType(type.itemType)}>';
|
|
} else if (type is TypeMap) {
|
|
return 'Map<${dartType(type.keyType)}, ${dartType(type.valueType)}>';
|
|
} else if (type is TypeUnion) {
|
|
return 'dynamic';
|
|
} else {
|
|
throw Exception("Can't convert to a dart type");
|
|
}
|
|
}
|
|
}
|