Class AsyncFunctionReturnsNull
java.lang.Object
com.google.errorprone.bugpatterns.BugChecker
com.google.errorprone.bugpatterns.nullness.AsyncFunctionReturnsNull
- All Implemented Interfaces:
BugChecker.LambdaExpressionTreeMatcher, BugChecker.ReturnTreeMatcher, Suppressible, Serializable
Checks that
AsyncFunction implementations do not return definitely null values.- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class BugChecker
BugChecker.AnnotatedTypeTreeMatcher, BugChecker.AnnotationTreeMatcher, BugChecker.ArrayAccessTreeMatcher, BugChecker.ArrayTypeTreeMatcher, BugChecker.AssertTreeMatcher, BugChecker.AssignmentTreeMatcher, BugChecker.BinaryTreeMatcher, BugChecker.BindingPatternTreeMatcher, BugChecker.BlockTreeMatcher, BugChecker.BreakTreeMatcher, BugChecker.CaseTreeMatcher, BugChecker.CatchTreeMatcher, BugChecker.ClassTreeMatcher, BugChecker.CompilationUnitTreeMatcher, BugChecker.CompoundAssignmentTreeMatcher, BugChecker.ConditionalExpressionTreeMatcher, BugChecker.ConstantCaseLabelTreeMatcher, BugChecker.ContinueTreeMatcher, BugChecker.DeconstructionPatternTreeMatcher, BugChecker.DefaultCaseLabelTreeMatcher, BugChecker.DoWhileLoopTreeMatcher, BugChecker.EmptyStatementTreeMatcher, BugChecker.EnhancedForLoopTreeMatcher, BugChecker.ExportsTreeMatcher, BugChecker.ExpressionStatementTreeMatcher, BugChecker.ForLoopTreeMatcher, BugChecker.IdentifierTreeMatcher, BugChecker.IfTreeMatcher, BugChecker.ImportTreeMatcher, BugChecker.InstanceOfTreeMatcher, BugChecker.IntersectionTypeTreeMatcher, BugChecker.LabeledStatementTreeMatcher, BugChecker.LambdaExpressionTreeMatcher, BugChecker.LiteralTreeMatcher, BugChecker.MemberReferenceTreeMatcher, BugChecker.MemberSelectTreeMatcher, BugChecker.MethodInvocationTreeMatcher, BugChecker.MethodTreeMatcher, BugChecker.ModifiersTreeMatcher, BugChecker.ModuleTreeMatcher, BugChecker.NewArrayTreeMatcher, BugChecker.NewClassTreeMatcher, BugChecker.OpensTreeMatcher, BugChecker.PackageTreeMatcher, BugChecker.ParameterizedTypeTreeMatcher, BugChecker.ParenthesizedTreeMatcher, BugChecker.PatternCaseLabelTreeMatcher, BugChecker.PrimitiveTypeTreeMatcher, BugChecker.ProvidesTreeMatcher, BugChecker.RequiresTreeMatcher, BugChecker.ReturnTreeMatcher, BugChecker.SuppressibleTreePathScanner<R,P>, BugChecker.SwitchExpressionTreeMatcher, BugChecker.SwitchTreeMatcher, BugChecker.SynchronizedTreeMatcher, BugChecker.ThrowTreeMatcher, BugChecker.TryTreeMatcher, BugChecker.TypeCastTreeMatcher, BugChecker.TypeParameterTreeMatcher, BugChecker.UnaryTreeMatcher, BugChecker.UnionTypeTreeMatcher, BugChecker.UsesTreeMatcher, BugChecker.VariableTreeMatcher, BugChecker.WhileLoopTreeMatcher, BugChecker.WildcardTreeMatcher, BugChecker.YieldTreeMatcher -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionfinal DescriptionmatchLambdaExpression(LambdaExpressionTree tree, VisitorState state) final DescriptionmatchReturn(ReturnTree tree, VisitorState state) protected SuggestedFixprovideFix(ExpressionTree tree) Methods inherited from class BugChecker
allNames, buildDescription, buildDescription, buildDescription, buildDescription, canonicalName, customSuppressionAnnotations, defaultSeverity, describeMatch, describeMatch, describeMatch, describeMatch, describeMatch, describeMatch, describeMatch, describeMatch, disableable, equals, hashCode, isSuppressed, isSuppressed, linkUrl, message, supportsSuppressWarnings, suppressedByAnyOf, suppressedRegionsMethods inherited from class Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface Suppressible
allNames, canonicalName, customSuppressionAnnotations, supportsSuppressWarnings, suppressedByAnyOf
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Constructor Details
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AsyncFunctionReturnsNull
public AsyncFunctionReturnsNull()
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Method Details
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matchLambdaExpression
- Specified by:
matchLambdaExpressionin interfaceBugChecker.LambdaExpressionTreeMatcher
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matchReturn
- Specified by:
matchReturnin interfaceBugChecker.ReturnTreeMatcher
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provideFix
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