From dd77def9714872f5777664354fde957c16ab42ca Mon Sep 17 00:00:00 2001
From: Tim te Beek <tim@moderne.io>
Date: Fri, 14 Jun 2024 19:36:46 +0200
Subject: [PATCH] Add preconditions to RecipeDescriptor for DeclarativeRecipe

---
 rewrite-core/src/main/java/org/openrewrite/Recipe.java      | 3 +--
 .../main/java/org/openrewrite/config/DeclarativeRecipe.java | 6 +++++-
 .../main/java/org/openrewrite/config/RecipeDescriptor.java  | 2 ++
 .../test/java/org/openrewrite/config/CategoryTreeTest.java  | 2 +-
 4 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/rewrite-core/src/main/java/org/openrewrite/Recipe.java b/rewrite-core/src/main/java/org/openrewrite/Recipe.java
index 849c6205308..e955a9b9326 100644
--- a/rewrite-core/src/main/java/org/openrewrite/Recipe.java
+++ b/rewrite-core/src/main/java/org/openrewrite/Recipe.java
@@ -20,7 +20,6 @@
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
 import lombok.Setter;
 import org.intellij.lang.annotations.Language;
-import org.jetbrains.annotations.Nls;
 import org.openrewrite.config.DataTableDescriptor;
 import org.openrewrite.config.OptionDescriptor;
 import org.openrewrite.config.RecipeDescriptor;
@@ -222,7 +221,7 @@ protected RecipeDescriptor createRecipeDescriptor() {
         }
 
         return new RecipeDescriptor(getName(), getDisplayName(), getDescription(), getTags(),
-                getEstimatedEffortPerOccurrence(), options, recipeList1, getDataTableDescriptors(),
+                getEstimatedEffortPerOccurrence(), options, Collections.emptyList(), recipeList1, getDataTableDescriptors(),
                 getMaintainers(), getContributors(), getExamples(), recipeSource);
     }
 
diff --git a/rewrite-core/src/main/java/org/openrewrite/config/DeclarativeRecipe.java b/rewrite-core/src/main/java/org/openrewrite/config/DeclarativeRecipe.java
index 7b7c7aec9b8..e1d25033016 100644
--- a/rewrite-core/src/main/java/org/openrewrite/config/DeclarativeRecipe.java
+++ b/rewrite-core/src/main/java/org/openrewrite/config/DeclarativeRecipe.java
@@ -343,9 +343,13 @@ protected RecipeDescriptor createRecipeDescriptor() {
         for (Recipe childRecipe : getRecipeList()) {
             recipeList.add(childRecipe.getDescriptor());
         }
+        List<RecipeDescriptor> preconditionsList = new ArrayList<>();
+        for (Recipe childRecipe : preconditions) {
+            recipeList.add(childRecipe.getDescriptor());
+        }
         return new RecipeDescriptor(getName(), getDisplayName(), getDescription(),
                 getTags(), getEstimatedEffortPerOccurrence(),
-                emptyList(), recipeList, getDataTableDescriptors(), getMaintainers(), getContributors(),
+                emptyList(), preconditionsList, recipeList, getDataTableDescriptors(), getMaintainers(), getContributors(),
                 getExamples(), source);
     }
 
diff --git a/rewrite-core/src/main/java/org/openrewrite/config/RecipeDescriptor.java b/rewrite-core/src/main/java/org/openrewrite/config/RecipeDescriptor.java
index 4dcbf2d390e..ce1f32e4474 100644
--- a/rewrite-core/src/main/java/org/openrewrite/config/RecipeDescriptor.java
+++ b/rewrite-core/src/main/java/org/openrewrite/config/RecipeDescriptor.java
@@ -45,6 +45,8 @@ public class RecipeDescriptor {
     @EqualsAndHashCode.Include
     List<OptionDescriptor> options;
 
+    List<RecipeDescriptor> preconditions;
+
     @With
     List<RecipeDescriptor> recipeList;
 
diff --git a/rewrite-core/src/test/java/org/openrewrite/config/CategoryTreeTest.java b/rewrite-core/src/test/java/org/openrewrite/config/CategoryTreeTest.java
index cf22f437891..c7b9393dab0 100644
--- a/rewrite-core/src/test/java/org/openrewrite/config/CategoryTreeTest.java
+++ b/rewrite-core/src/test/java/org/openrewrite/config/CategoryTreeTest.java
@@ -111,7 +111,7 @@ void putRecipe() {
 
     private static RecipeDescriptor recipeDescriptor(String packageName) {
         return new RecipeDescriptor(packageName + ".MyRecipe",
-          "My recipe", "", emptySet(), null, emptyList(),
+          "My recipe", "", emptySet(), null, emptyList(), emptyList(),
           emptyList(), emptyList(), emptyList(), emptyList(), emptyList(), URI.create("https://openrewrite.org"));
     }