d8_r8/main/build.gradle.kts

// Copyright (c) 2023, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import net.ltgt.gradle.errorprone.errorprone

plugins {
  `kotlin-dsl`
  id("dependencies-plugin")
  id("net.ltgt.errorprone") version "3.0.1"
}

java {
  sourceSets.main.configure {
    java.srcDir(getRoot().resolveAll("src", "main", "java"))
    resources.srcDirs(getRoot().resolveAll("third_party", "api_database", "api_database"))
  }
  sourceCompatibility = JvmCompatibility.sourceCompatibility
  targetCompatibility = JvmCompatibility.targetCompatibility
}

dependencies {
  implementation(":keepanno")
  implementation(Deps.asm)
  implementation(Deps.asmUtil)
  implementation(Deps.asmCommons)
  implementation(Deps.fastUtil)
  implementation(Deps.gson)
  implementation(Deps.guava)
  implementation(Deps.joptSimple)
  implementation(Deps.kotlinMetadata)
  errorprone(Deps.errorprone)
}

tasks.withType<JavaCompile> {
  println("NOTE: Running with JDK: " + org.gradle.internal.jvm.Jvm.current().javaHome)

  // Enable error prone for D8/R8 main sources and make all warnings errors.
  // Warnings that we have chosen not to fix (or suppress) are disabled outright below.
  options.compilerArgs.add("-Werror")
  options.errorprone.isEnabled.set(true)

  // Non-default / Experimental checks - explicitly enforced.
  options.errorprone.error("RemoveUnusedImports")
  options.errorprone.error("InconsistentOverloads")
  options.errorprone.error("MissingDefault")
  options.errorprone.error("MultipleTopLevelClasses")
  options.errorprone.error("NarrowingCompoundAssignment")

  // TODO(b/270510095): These should likely be fixed/suppressed and become hard failures.
  options.errorprone.disable("UnusedVariable")
  options.errorprone.disable("EqualsUnsafeCast")
  options.errorprone.disable("TypeParameterUnusedInFormals")
  options.errorprone.disable("ImmutableEnumChecker")
  options.errorprone.disable("BadImport")
  options.errorprone.disable("ComplexBooleanConstant")
  options.errorprone.disable("StreamToIterable")
  options.errorprone.disable("HidingField")
  options.errorprone.disable("StreamResourceLeak")
  options.errorprone.disable("CatchAndPrintStackTrace")
  options.errorprone.disable("NonCanonicalType")
  options.errorprone.disable("UnusedNestedClass")
  options.errorprone.disable("AmbiguousMethodReference")
  options.errorprone.disable("InvalidParam")
  options.errorprone.disable("CharacterGetNumericValue")
  options.errorprone.disable("ModifyCollectionInEnhancedForLoop")
  options.errorprone.disable("EmptyCatch")
  options.errorprone.disable("ArgumentSelectionDefectChecker")
  options.errorprone.disable("ImmutableAnnotationChecker")
  options.errorprone.disable("ObjectToString")
  options.errorprone.disable("DoNotClaimAnnotations")
  options.errorprone.disable("AnnotateFormatMethod")

  // TODO(b/270537614): Remove finalize uses.
  options.errorprone.disable("Finalize")

  // The following warnings could/should be active but are hit by R8 now so silence them.
  options.errorprone.disable("EqualsGetClass")
  options.errorprone.disable("MixedMutabilityReturnType")
  options.errorprone.disable("UnnecessaryParentheses")
  options.errorprone.disable("DoNotCallSuggester")
  options.errorprone.disable("InlineMeSuggester")
  options.errorprone.disable("MutablePublicArray")
  options.errorprone.disable("DefaultCharset")
  options.errorprone.disable("InconsistentCapitalization")
  options.errorprone.disable("InlineFormatString")
  options.errorprone.disable("MissingImplementsComparable")

  // Warnings that cause unwanted edits (e.g., inability to write informative asserts).
  options.errorprone.disable("AlreadyChecked")

  // JavaDoc related warnings. Would be nice to resolve but of no real consequence.
  options.errorprone.disable("InvalidLink")
  options.errorprone.disable("InvalidBlockTag")
  options.errorprone.disable("InvalidInlineTag")
  options.errorprone.disable("EmptyBlockTag")
  options.errorprone.disable("MissingSummary")
  options.errorprone.disable("UnrecognisedJavadocTag")
  options.errorprone.disable("AlmostJavadoc")

  // Moving away from identity and canonical items is not planned.
  options.errorprone.disable("ReferenceEquality")
  options.errorprone.disable("IdentityHashMapUsage")

}