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(refactor) Pull out query method return type into own class
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,89 +1,52 @@ | ||
| import 'package:analyzer/dart/element/element.dart'; | ||
| import 'package:analyzer/dart/element/type.dart'; | ||
| import 'package:collection/collection.dart'; | ||
| import 'package:floor_generator/misc/extension/set_equality_extension.dart'; | ||
| import 'package:floor_generator/misc/type_utils.dart'; | ||
| import 'package:floor_generator/value_object/queryable.dart'; | ||
| import 'package:floor_generator/value_object/query_method_return_type.dart'; | ||
| import 'package:floor_generator/value_object/type_converter.dart'; | ||
|
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| /// Wraps a method annotated with Query | ||
| /// to enable easy access to code generation relevant data. | ||
| class QueryMethod { | ||
| final MethodElement methodElement; | ||
|
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| final String name; | ||
|
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| /// Query where ':' got replaced with '$'. | ||
| final String query; | ||
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| final DartType rawReturnType; | ||
|
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| /// Flattened return type. | ||
| /// | ||
| /// E.g. | ||
| /// Future<T> -> T, | ||
| /// Future<List<T>> -> T | ||
| /// | ||
| /// Stream<T> -> T | ||
| /// Stream<List<T>> -> T | ||
| final DartType flattenedReturnType; | ||
| final QueryMethodReturnType returnType; | ||
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| final List<ParameterElement> parameters; | ||
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| final Queryable? queryable; | ||
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| final Set<TypeConverter> typeConverters; | ||
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| QueryMethod( | ||
| this.methodElement, | ||
| this.name, | ||
| this.query, | ||
| this.rawReturnType, | ||
| this.flattenedReturnType, | ||
| this.parameters, | ||
| this.queryable, | ||
| this.returnType, | ||
| this.typeConverters, | ||
| ); | ||
|
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| bool get returnsList { | ||
| final type = returnsStream | ||
| ? rawReturnType.flatten() | ||
| : methodElement.library.typeSystem.flatten(rawReturnType); | ||
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| return type.isDartCoreList; | ||
| } | ||
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| bool get returnsStream => rawReturnType.isStream; | ||
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| bool get returnsVoid => flattenedReturnType.isVoid; | ||
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| @override | ||
| bool operator ==(Object other) => | ||
| identical(this, other) || | ||
| other is QueryMethod && | ||
| runtimeType == other.runtimeType && | ||
| methodElement == other.methodElement && | ||
| name == other.name && | ||
| query == other.query && | ||
| rawReturnType == other.rawReturnType && | ||
| flattenedReturnType == other.flattenedReturnType && | ||
| parameters.equals(other.parameters) && | ||
| queryable == other.queryable && | ||
| returnType == other.returnType && | ||
| typeConverters.equals(other.typeConverters); | ||
|
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| @override | ||
| int get hashCode => | ||
| methodElement.hashCode ^ | ||
| name.hashCode ^ | ||
| query.hashCode ^ | ||
| rawReturnType.hashCode ^ | ||
| flattenedReturnType.hashCode ^ | ||
| parameters.hashCode ^ | ||
| queryable.hashCode ^ | ||
| returnType.hashCode ^ | ||
| typeConverters.hashCode; | ||
|
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| @override | ||
| String toString() { | ||
| return 'QueryMethod{methodElement: $methodElement, name: $name, query: $query, rawReturnType: $rawReturnType, flattenedReturnType: $flattenedReturnType, parameters: $parameters, queryable: $queryable, typeConverters: $typeConverters}'; | ||
| return 'QueryMethod{name: $name, query: $query, parameters: $parameters, returnType: $returnType, typeConverters: $typeConverters}'; | ||
| } | ||
| } |
63 changes: 63 additions & 0 deletions
63
floor_generator/lib/value_object/query_method_return_type.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| import 'package:floor_generator/misc/type_utils.dart'; | ||
| import 'package:analyzer/dart/element/type.dart'; | ||
| import 'package:floor_generator/value_object/queryable.dart'; | ||
|
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| /// A simple accessor class for providing all properties of | ||
| /// the return type of a query method | ||
| class QueryMethodReturnType { | ||
| final DartType raw; | ||
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| late Queryable? queryable; | ||
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| // the following attributes are derived on construction and stored. | ||
| final bool isStream; | ||
| final bool isFuture; | ||
| final bool isList; | ||
|
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| /// Flattened return type | ||
| /// | ||
| /// E.g. | ||
| /// Future<T> -> T | ||
| /// Stream<List<T>> -> T | ||
| final DartType flat; | ||
|
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| bool get isVoid => flat.isVoid; | ||
| bool get isPrimitive => | ||
| flat.isVoid || | ||
| flat.isDartCoreDouble || | ||
| flat.isDartCoreInt || | ||
| flat.isDartCoreBool || | ||
| flat.isDartCoreString || | ||
| flat.isUint8List; | ||
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| QueryMethodReturnType(this.raw) | ||
| : isStream = raw.isStream, | ||
| isFuture = raw.isDartAsyncFuture, | ||
| isList = raw.flatten().isDartCoreList, | ||
| flat = _flattenWithList(raw); | ||
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| @override | ||
| bool operator ==(Object other) => | ||
| identical(this, other) || | ||
| other is QueryMethodReturnType && | ||
| runtimeType == other.runtimeType && | ||
| raw == other.raw && | ||
| queryable == other.queryable; | ||
|
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| @override | ||
| int get hashCode => raw.hashCode ^ queryable.hashCode; | ||
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| @override | ||
| String toString() { | ||
| return 'QueryMethodReturnType{raw: $raw, flat: $flat, queryable: $queryable}'; | ||
| } | ||
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| static DartType _flattenWithList(DartType raw) { | ||
| final flattenedOnce = raw.flatten(); | ||
| if (flattenedOnce.isDartCoreList) { | ||
| return flattenedOnce.flatten(); | ||
| } else { | ||
| return flattenedOnce; | ||
| } | ||
| } | ||
| } |
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