apply plugin: 'java'
apply plugin: 'nebula.lint'
apply plugin: 'net.ltgt.apt'
apply plugin: 'net.ltgt.errorprone'
apply plugin: 'checkstyle'

// Checkstyle should run as part of the testing task
tasks.test.dependsOn tasks.checkstyleMain
tasks.test.dependsOn tasks.checkstyleTest

dependencies {
    // compatibility with Java 8
    errorproneJavac("com.google.errorprone:javac:9+181-r4173-1")
    errorprone("com.google.errorprone:error_prone_core:2.3.3")
}

tasks.withType(JavaCompile).configureEach {
    options.compilerArgs << "-Werror"
    options.errorprone.disableWarningsInGeneratedCode = true
    options.errorprone.errorproneArgumentProviders.add([
            asArguments: {
                return ['-XepExcludedPaths:.*/build/generated/.*']
            }] as CommandLineArgumentProvider)
}

version = '1.0'
sourceCompatibility = '1.8'
targetCompatibility = '1.8'

compileJava { options.encoding = "UTF-8" }
compileTestJava { options.encoding = "UTF-8" }


gradleLint.rules = [
        // Checks if Gradle wrapper is up-to-date
        'archaic-wrapper',
        // Checks for indirect dependencies with dynamic version spec. Best
        // practice calls for declaring them with specific versions.
        'undeclared-dependency',
        'unused-dependency'
        // TODO(weiminyu): enable more dependency checks
]