google/error-prone

Catch common Java mistakes as compile-time errors

Stars: 7.2k
Forks: 820
Open beginner issues: 2
Indexed issues: 433
Avg merge: 5h 9m
Merged PRs (30d): 50

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

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433 open issues indexed

Refaster block expression template fails to match a single statement that is not wrapped in a block Open

google/error-prone#4283 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature request] Add an annotation to allow ignoring comments for Refaster templates Open

google/error-prone#4284 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
IndexOutOfBoundsException: An unhandled exception was thrown by the Error Prone static analysis plugin Open

google/error-prone#4285 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Var false possitives detected when NPE (via nullaway) detected Open

google/error-prone#4305 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
MultipleNullnessAnnotations shouldn't consider Validation Annotations Open

google/error-prone#4334 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
class file for com.google.errorprone.annotations.RestrictedInheritance not found Open

google/error-prone#4335 · 5 comments · 2 reactions · 0 assignees · Indexed Sep 16, 2026
Error-prone patching cannot be used in bazel Open

google/error-prone#4341 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
An unhandled exception was thrown by the Error Prone static analysis plugin. Open

google/error-prone#4354 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
SystemConsoleNull should consider the case where `System.console() == null` Open

google/error-prone#4355 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
StringCharset BugPattern summary is not helpful Open

google/error-prone#4359 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature Request] Add check warning against mocking record types Open

google/error-prone#4388 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Patching no longer works for experimental checks like StatementSwitchToExpressionSwitch Open

google/error-prone#4395 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
False UnusedVariable warning for method parameters only used in overridden implementations Open

google/error-prone#4409 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
FormatStringAnnotation checker is annoyingly stricter than FormatString Open

google/error-prone#4411 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
SelfAssignment false positive with casting a float variable to int Open

google/error-prone#4437 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Allow to defuse `-XepDisableAllChecks` by `-XepEnableAllChecks` if it is present in javacopts later. Open

google/error-prone#4474 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
DistinctVarargsChecker produces a lot of false positives Open

google/error-prone#4544 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
fail if there any problems are detected, but report all problems found Open

google/error-prone#4546 · 9 comments · 7 reactions · 0 assignees · Indexed Sep 16, 2026
ClassCastException: class com.sun.tools.javac.code.Type$ErrorType cannot be cast to class com.sun.tools.javac.code.Type$MethodType Open

google/error-prone#4556 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
NonApiType reported for overriden methods Open

google/error-prone#4563 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Minimize exposure of JDK internals Open

google/error-prone#4572 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Varifier false positive when the functional interface is inferred by the generic type Open

google/error-prone#4578 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
false positive in OrphanedFormatString check for non-traditional URL schemes Open

google/error-prone#4609 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
ModifyCollectionInEnhancedForLoop rule name is overspecific Open

google/error-prone#4615 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Varifier false positive when the declared type is annotated Open

google/error-prone#4698 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
False positive report of `UnusedVariable` for fields used with JUnit5 `FieldSource` annotation Open

google/error-prone#4713 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Unwanted execution of ImmutableEnumChecker by enabling Immutable check Open

google/error-prone#4718 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
New check proposal: use of `Enum.compareTo` Open

google/error-prone#4720 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Error building in IntelliJ due to cyclic dependency Open

google/error-prone#4733 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
DuplicateBranches should not warn if there are different comments Open

google/error-prone#4734 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Allow MXBean in IdentifierName Open

google/error-prone#4776 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature Request] Partial implementation Open

google/error-prone#4777 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Feature Request] Over-implementation Open

google/error-prone#4786 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
An unhandled exception was thrown by the Error Prone static analysis plugin on ParameterComment on error-prone version: 2.36.0 Open

google/error-prone#4799 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Lombok causes an IllegalArgumentException in UnusedVariable Open

lombok

google/error-prone#4802 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
[Enhancement] Add allChecksAsErrors and override by disabling some after what you don’t want. Open

google/error-prone#4808 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Document which toolchains must be listed in `~/.m2/toolchains.xml` to build locally Open

google/error-prone#4823 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Please attach a stable source archive to releases Open

google/error-prone#4830 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
IdentifierName rejects m-failsafe-p default inclusion patterns Open

google/error-prone#4832 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
ThreadSafe is not a valid checker name Open

google/error-prone#4833 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 16, 2026
PrivateConstructorForUtilityClass flags @SpringBootApplication Open

google/error-prone#4834 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
AppliedFix sometimes lies about removing lines Open

google/error-prone#4835 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 16, 2026
`PlaceholderUnificationVisitor` using javac 21 API Open

google/error-prone#4846 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026
Invalid Refaster suggestion because parentheses are not added Open

google/error-prone#4866 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
JPMS: Cannot use both annotations and type-annotations Open

google/error-prone#4888 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
Lombok causes a crash in StringConcatToTextBlock Open

lombok

google/error-prone#4918 · 21 comments · 37 reactions · 0 assignees · Indexed Sep 16, 2026
Patch suggestion of PatternMatchingInstanceOf introduces duplicate variable names Open

google/error-prone#4922 · 5 comments · 3 reactions · 0 assignees · Indexed Sep 16, 2026
Var false positive for record constructor modifications Open

google/error-prone#4936 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
False positive report of UnusedMethod for methods used with JUnit 5 MethodSource annotation without explicitly provided factory method name Open

google/error-prone#4975 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 16, 2026
ConstantOverflow has unhelpful suggestion for divide-by-zero Open

google/error-prone#5063 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 16, 2026

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