Apply Kotlin standard-library idioms
Recipe ID
org.openrewrite.kotlin.stdlib.Stdlib$KtRecipeArtifactio.moderne.recipe:recipes-kotlinOpinionated bundle of every Kotlin stdlib-shorthand recipe in this module: round-trip elimination, empty-factory preference, and string isBlank/take/drop folds. Complementary to Performance (which focuses on chain collapses) and BestPractices (which focuses on flagging smells).
Composite recipeProprietary
Add to your build
Get a download tokenThis recipe is Moderne licensed, so the token must belong to a Moderne customer. It replaces YOUR_DOWNLOAD_TOKEN below.
~/.gradle/gradle.properties
codeGenomeUsername=you@example.com
codeGenomeToken=YOUR_DOWNLOAD_TOKEN
build.gradle.kts
plugins {
id("org.openrewrite.rewrite") version("latest.release")
}
rewrite {
activeRecipe("org.openrewrite.kotlin.stdlib.Stdlib$KtRecipe")
}
repositories {
mavenCentral()
maven {
url = uri("https://artifacts.codegenomeproject.org/maven")
credentials {
username = providers.gradleProperty("codeGenomeUsername").get()
password = providers.gradleProperty("codeGenomeToken").get()
}
}
}
dependencies {
rewrite("io.moderne.recipe:recipes-kotlin:0.5.0")
}
Then run
./gradlew rewriteRunUsage
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.stdlib.Stdlib$KtRecipeIf the recipe isn’t available locally, install it with:
mod config recipes jar install io.moderne.recipe:recipes-kotlin:RELEASEDefinition
This recipe runs the following recipes in order.
- Apply Kotlin collection shorthands
org.openrewrite.kotlin.stdlib.CollectionShorthands$KtRecipe - Prefer
emptyList()/emptySet()/emptyMap()over zero-arg buildersorg.openrewrite.kotlin.stdlib.EmptyConstructorShorthands$KtRecipe - Apply Kotlin string shorthands
org.openrewrite.kotlin.stdlib.StringShorthands$KtRecipe
Data tables
Structured output this recipe can produce.
- 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