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null-safety

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This commit is contained in:
Ahmed Zamil
2021-07-24 13:12:43 +03:00
parent 6be04c39ed
commit 614c6853e3
48 changed files with 3022 additions and 3320 deletions
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79
lib/src/Core/AsyncReply.dart
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@@ -29,9 +29,9 @@ import 'ProgressType.dart';
class AsyncReply<T> implements Future<T> {
List<Function(T)> _callbacks = <Function(T)>[];
T _result;
late T _result;
List<Function(AsyncException)> _errorCallbacks = <Function(AsyncException)>[];
List<Function> _errorCallbacks = <Function>[];
List<Function(ProgressType, int, int)> _progressCallbacks =
<Function(ProgressType, int, int)>[];
@@ -39,7 +39,7 @@ class AsyncReply<T> implements Future<T> {
List<Function(T)> _chunkCallbacks = <Function(T)>[];
bool _resultReady = false;
AsyncException _exception;
AsyncException? _exception;
bool get ready {
return _resultReady;
@@ -49,7 +49,7 @@ class AsyncReply<T> implements Future<T> {
_resultReady = value;
}
T get result {
T? get result {
return _result;
}
@@ -62,26 +62,20 @@ class AsyncReply<T> implements Future<T> {
return this;
}
AsyncReply<R> then<R>(FutureOr<R> onValue(T value), {Function onError}) {
AsyncReply<R> then<R>(FutureOr<R> onValue(T value), {Function? onError}) {
_callbacks.add(onValue);
if (onError != null) {
if (onError is Function(dynamic, dynamic)) {
_errorCallbacks.add((ex) => onError(ex, null));
} else if (onError is Function(dynamic)) {
_errorCallbacks.add(onError);
} else if (onError is Function()) {
_errorCallbacks.add((ex) => onError());
} else if (onError is Function(Object, StackTrace)) {
_errorCallbacks.add((ex) => onError(ex, null));
}
_errorCallbacks.add(onError);
}
if (_resultReady) onValue(result);
if (_resultReady) onValue(result as T);
if (R == Null)
return null;
else
return this as AsyncReply<R>;
// if (R == Null)
// return null;
//else
//if (R == T)
return AsyncReply<R>();
}
AsyncReply<T> whenComplete(FutureOr action()) {
@@ -90,21 +84,39 @@ class AsyncReply<T> implements Future<T> {
}
Stream<T> asStream() {
return null;
return Stream.empty();
//return null;
}
AsyncReply<T> catchError(Function onError, {bool test(Object error)}) {
return this.error(onError);
}
// Future<T> catchError(Function onError, {bool test(Object error)?});
AsyncReply<T> catchError(Function onError, {bool test(Object error)?}) {
///return this.error(onError);
_errorCallbacks.add(onError);
if (_exception != null) {
if (onError is Function(dynamic, dynamic)) {
onError(_exception, null);
} else if (onError is Function(dynamic)) {
onError(_exception);
} else if (onError is Function()) {
onError();
} else if (onError is Function(Object, StackTrace)) {
onError(_exception as Object, StackTrace.current);
}
}
AsyncReply<T> timeout(Duration timeLimit, {FutureOr<T> onTimeout()}) {
return this;
}
AsyncReply<T> error(Function(dynamic) callback) {
_errorCallbacks.add(callback);
AsyncReply<T> timeout(Duration timeLimit, {FutureOr<T?> onTimeout()?}) {
return this;
}
if (_exception != null) callback(_exception);
AsyncReply<T> error(callback(AsyncException ex)) {
_errorCallbacks.add(callback);
if (_exception != null) callback(_exception as AsyncException);
return this;
}
@@ -144,10 +156,19 @@ class AsyncReply<T> implements Future<T> {
//{
if (this._errorCallbacks.length == 0)
throw _exception;
throw _exception as AsyncException;
else
_errorCallbacks.forEach((x) {
x(_exception);
if (x is Function(dynamic, dynamic)) {
x(_exception, null);
} else if (x is Function(dynamic)) {
x(_exception);
} else if (x is Function()) {
x();
} else if (x is Function(Object, StackTrace)) {
x(_exception as Object, StackTrace.current);
}
//x(_exception as AsyncException);
});
//}