Find Android lifecycle / LiveData smells
Recipe ID
org.openrewrite.kotlin.android.FindAndroidLifecycleSmells$KtRecipeArtifact
io.moderne.recipe:recipes-kotlinLifecycle and observable-state patterns that leak across configuration changes or expose internal mutability: LiveData.observe(this, ...) inside fragments, MutableLiveData.postValue from main-thread contexts, public MutableLiveData properties, and raw MutableLiveData allocations.
Usage
This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.
mod run . --recipe org.openrewrite.kotlin.android.FindAndroidLifecycleSmells$KtRecipeIf the recipe isn’t available locally, install it with:
mod config recipes jar install io.moderne.recipe:recipes-kotlin:0.2.0Definition
This recipe runs the following recipes in order.
- Find
LiveData.observe(this, observer)calls insideFragmentorg.openrewrite.kotlin.android.FindLifecycleObserveLiveData$KtRecipe - Find
MutableLiveData.postValue(...)calls inside coroutine main-thread contextsorg.openrewrite.kotlin.android.FindLiveDataPostValueFromMain$KtRecipe - Find public
MutableLiveDatapropertiesorg.openrewrite.kotlin.android.FindPublicMutableLiveDataProperty$KtRecipe - Find
MutableLiveDataallocationsorg.openrewrite.kotlin.android.FindMutableLiveDataAllocation$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