Joshua Litt
20faaa5d94
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
134 lines
4.0 KiB
Dart
134 lines
4.0 KiB
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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/*member: main:[null]*/
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main() {
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refineBeforeCapture();
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refineAfterCapture();
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refineAfterNestedCapture();
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refineAfterCaptureInNested();
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}
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////////////////////////////////////////////////////////////////////////////////
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// Refine a local before it has been captured.
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////////////////////////////////////////////////////////////////////////////////
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/*member: Class1.:[exact=Class1]*/
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class Class1 {
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/*member: Class1.method1:[null]*/
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method1() {}
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}
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/*member: _refineBeforeCapture:[exact=Class1]*/
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_refineBeforeCapture(/*[null|exact=Class1]*/ o) {
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o. /*invoke: [null|exact=Class1]*/ method1();
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o. /*invoke: [exact=Class1]*/ method1();
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/*[exact=Class1]*/ localFunction() => o;
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return localFunction();
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}
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/*member: refineBeforeCapture:[null]*/
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refineBeforeCapture() {
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_refineBeforeCapture(new Class1());
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_refineBeforeCapture(null);
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}
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////////////////////////////////////////////////////////////////////////////////
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// Refine a local after it has been captured.
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////////////////////////////////////////////////////////////////////////////////
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/*member: Class3.:[exact=Class3]*/
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class Class3 {
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/*member: Class3.method3:[null]*/
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method3() {}
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}
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/*member: Class4.:[exact=Class4]*/
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class Class4 {}
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/*member: _refineAfterCapture:Union([exact=Class3], [exact=Class4])*/
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_refineAfterCapture(/*Union([exact=Class3], [exact=Class4])*/ o) {
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/*Union([exact=Class3], [exact=Class4])*/ localFunction() => o;
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o. /*invoke: Union([exact=Class3], [exact=Class4])*/ method3();
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o. /*invoke: Union([exact=Class3], [exact=Class4])*/ method3();
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return localFunction();
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}
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/*member: refineAfterCapture:[null]*/
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refineAfterCapture() {
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_refineAfterCapture(new Class3());
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_refineAfterCapture(new Class4());
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}
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////////////////////////////////////////////////////////////////////////////////
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// Refine a local after it has been captured in a nested local function.
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////////////////////////////////////////////////////////////////////////////////
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/*member: Class5.:[exact=Class5]*/
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class Class5 {
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/*member: Class5.method5:[null]*/
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method5() {}
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}
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/*member: Class6.:[exact=Class6]*/
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class Class6 {}
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/*member: _refineAfterNestedCapture:Union([exact=Class5], [exact=Class6])*/
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_refineAfterNestedCapture(/*Union([exact=Class5], [exact=Class6])*/ o) {
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/*Union([exact=Class5], [exact=Class6])*/ localFunction() {
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/*Union([exact=Class5], [exact=Class6])*/ nestedFunction() => o;
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return nestedFunction();
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}
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o. /*invoke: Union([exact=Class5], [exact=Class6])*/ method5();
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o. /*invoke: Union([exact=Class5], [exact=Class6])*/ method5();
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return localFunction();
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}
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/*member: refineAfterNestedCapture:[null]*/
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refineAfterNestedCapture() {
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_refineAfterNestedCapture(new Class5());
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_refineAfterNestedCapture(new Class6());
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}
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////////////////////////////////////////////////////////////////////////////////
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// Refine a local in a local function after it has been captured.
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////////////////////////////////////////////////////////////////////////////////
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/*member: Class7.:[exact=Class7]*/
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class Class7 {
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/*member: Class7.method7:[null]*/
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method7() {}
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}
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/*member: Class8.:[exact=Class8]*/
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class Class8 {}
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/*member: _refineAfterCaptureInNested:Union([exact=Class7], [exact=Class8])*/
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_refineAfterCaptureInNested(/*Union([exact=Class7], [exact=Class8])*/ o) {
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/*Union([exact=Class7], [exact=Class8])*/ localFunction(
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/*Union([exact=Class7], [exact=Class8])*/ p) {
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/*Union([exact=Class7], [exact=Class8])*/ nestedFunction() => p;
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p. /*invoke: Union([exact=Class7], [exact=Class8])*/ method7();
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p. /*invoke: Union([exact=Class7], [exact=Class8])*/ method7();
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return nestedFunction();
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}
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return localFunction(o);
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}
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/*member: refineAfterCaptureInNested:[null]*/
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refineAfterCaptureInNested() {
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_refineAfterCaptureInNested(new Class7());
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_refineAfterCaptureInNested(new Class8());
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}
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