Migrate to Kotlin 2
Recipe ID
org.openrewrite.kotlin.migrate.UpgradeToKotlin2Artifact
org.openrewrite.recipe:rewrite-migrate-kotlinMigrate deprecated Kotlin 1.x APIs to their Kotlin 2.x replacements and update Gradle build files for Kotlin 2.x compatibility. Deprecated APIs were deprecated in Kotlin 1.4-1.5 and become errors in Kotlin 2.1.
Usage
This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.
mod run . --recipe org.openrewrite.kotlin.migrate.UpgradeToKotlin2If the recipe isn’t available locally, install it with:
mod config recipes jar install org.openrewrite.recipe:rewrite-migrate-kotlin:0.6.3Definition
This recipe runs the following recipes in order.
- Replace deprecated String case conversions
org.openrewrite.kotlin.migrate.ReplaceDeprecatedStringCaseConversions - Replace deprecated Char case conversions
org.openrewrite.kotlin.migrate.ReplaceDeprecatedCharCaseConversions - Replace deprecated
appendlnwithappendLineorg.openrewrite.kotlin.migrate.ReplaceDeprecatedAppendln - Replace deprecated
capitalizeanddecapitalizeorg.openrewrite.kotlin.migrate.ReplaceDeprecatedCapitalizeAndDecapitalize - Replace
Enum.values()withEnum.entriesorg.openrewrite.kotlin.migrate.ReplaceEnumValuesWithEntries - Replace
enumValues<T>()withenumEntries<T>()org.openrewrite.kotlin.migrate.ReplaceEnumValuesFunctionWithEnumEntries - Upgrade Kotlin Gradle plugins to 2.x
org.openrewrite.kotlin.migrate.UpgradeKotlinGradlePlugins - Remove redundant kotlin-stdlib dependencies
org.openrewrite.kotlin.migrate.RemoveRedundantKotlinStdlib - Remove deprecated Kotlin Gradle properties
org.openrewrite.kotlin.migrate.RemoveDeprecatedKotlinGradleProperties - Replace
kotlinOptionswithcompilerOptionsin Gradle build filesorg.openrewrite.kotlin.migrate.ReplaceKotlinOptionsWithCompilerOptions
Data tables
Structured output this recipe can produce.
- Maven metadata failuresAttempts to resolve maven metadata that failed.
org.openrewrite.maven.table.MavenMetadataFailures - Source files that had resultsSource files that were modified by the recipe run.
org.openrewrite.table.SourcesFileResults - Source files that had search resultsSearch results that were found during the recipe run.
org.openrewrite.table.SearchResults - Source files that errored on a recipeThe details of all errors produced by a recipe run.
org.openrewrite.table.SourcesFileErrors - Recipe performanceStatistics used in analyzing the performance of recipes.
org.openrewrite.table.RecipeRunStats