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>
96 lines
3.5 KiB
Dart
96 lines
3.5 KiB
Dart
// Copyright (c) 2018, 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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import 'package:compiler/src/common_elements.dart' show JElementEnvironment;
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import 'package:compiler/src/elements/entities.dart';
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import 'package:compiler/src/elements/types.dart';
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import 'package:compiler/src/world.dart' show JClosedWorld;
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ClassEntity findClass(JClosedWorld closedWorld, String name) {
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JElementEnvironment elementEnvironment = closedWorld.elementEnvironment;
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ClassEntity cls =
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elementEnvironment.lookupClass(elementEnvironment.mainLibrary, name);
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cls ??= elementEnvironment.lookupClass(
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closedWorld.commonElements.coreLibrary, name);
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cls ??= elementEnvironment.lookupClass(
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closedWorld.commonElements.interceptorsLibrary, name);
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cls ??= elementEnvironment.lookupClass(
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closedWorld.commonElements.jsHelperLibrary, name);
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if (cls == null) {
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for (LibraryEntity library in elementEnvironment.libraries) {
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if (library.canonicalUri.scheme != 'dart' &&
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library.canonicalUri.scheme != 'package') {
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cls = elementEnvironment.lookupClass(library, name);
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if (cls != null) {
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break;
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}
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}
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}
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}
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assert(cls != null, "Class '$name' not found.");
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return cls;
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}
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MemberEntity findClassMember(
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JClosedWorld closedWorld, String className, String memberName,
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{bool required: true}) {
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bool isSetter = false;
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if (memberName.endsWith('=')) {
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memberName = memberName.substring(0, memberName.length - 1);
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isSetter = true;
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}
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JElementEnvironment elementEnvironment = closedWorld.elementEnvironment;
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ClassEntity cls = findClass(closedWorld, className);
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assert(cls != null, "Class '$className' not found.");
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MemberEntity member =
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elementEnvironment.lookupClassMember(cls, memberName, setter: isSetter);
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if (member == null && !isSetter) {
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member = elementEnvironment.lookupConstructor(cls, memberName);
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}
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assert(
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!required || member != null, "Member '$memberName' not found in $cls.");
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return member;
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}
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MemberEntity findMember(JClosedWorld closedWorld, String name) {
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bool isSetter = false;
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if (name.endsWith('=')) {
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name = name.substring(0, name.length - 1);
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isSetter = true;
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}
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JElementEnvironment elementEnvironment = closedWorld.elementEnvironment;
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MemberEntity member = elementEnvironment.lookupLibraryMember(
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elementEnvironment.mainLibrary, name,
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setter: isSetter);
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member ??= elementEnvironment.lookupLibraryMember(
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closedWorld.commonElements.coreLibrary, name,
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setter: isSetter);
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if (member == null) {
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for (LibraryEntity library in elementEnvironment.libraries) {
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if (library.canonicalUri.scheme != 'dart' &&
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library.canonicalUri.scheme != 'package') {
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member = elementEnvironment.lookupLibraryMember(library, name,
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setter: isSetter);
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if (member != null) {
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break;
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}
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}
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}
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}
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assert(member != null, "Member '$name' not found.");
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return member;
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}
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FunctionType findFunctionType(JClosedWorld closedWorld, String name) {
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FunctionEntity function = findMember(closedWorld, name);
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return closedWorld.elementEnvironment.getFunctionType(function);
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}
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DartType findFieldType(JClosedWorld closedWorld, String name) {
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FieldEntity field = findMember(closedWorld, name);
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return closedWorld.elementEnvironment.getFieldType(field);
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}
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