test custom rule loading in ktlin 0.50.0 (#699)

Edit Main.kt in the kotlin-rulesets-using projects according to inline comment, then
run ./gradlew samples:kotlin-rulesets-using:build

samples/kotlin-js/gradle.properties

@@ -0,0 +1 @@
+kotlin.js.compiler=ir

samples/kotlin-mpp/gradle.properties

@@ -0,0 +1 @@
+kotlin.js.compiler=ir

samples/kotlin-rulesets-creating/build.gradle.kts

@@ -6,5 +6,5 @@ plugins {
 dependencies {
     compileOnly(pluginLibs.kotlin.reflect)
     compileOnly(pluginLibs.kotlin.script.runtime)
-    compileOnly(pluginLibs.ktlint.core)
+    compileOnly("com.pinterest.ktlint:ktlint-cli-ruleset-core:0.50.0")
 }

samples/kotlin-rulesets-creating/src/main/kotlin/org/jlleitschuh/gradle/ktlint/sample/kotlin/CustomRuleSetProvider.kt

@@ -1,9 +1,12 @@
 package org.jlleitschuh.gradle.ktlint.sample.kotlin
 
-import com.pinterest.ktlint.core.RuleSet
-import com.pinterest.ktlint.core.RuleSetProvider
+import com.pinterest.ktlint.cli.ruleset.core.api.RuleSetProviderV3
+import com.pinterest.ktlint.rule.engine.core.api.RuleProvider
+import com.pinterest.ktlint.rule.engine.core.api.RuleSetId
 
-class CustomRuleSetProvider : RuleSetProvider {
+class CustomRuleSetProvider : RuleSetProviderV3(RuleSetId("custom")) {
 
-    override fun get(): RuleSet = RuleSet("custom", NoVarRule())
+    override fun getRuleProviders(): Set<RuleProvider> {
+        return setOf(RuleProvider { NoVarRule() })
+    }
 }

samples/kotlin-rulesets-creating/src/main/kotlin/org/jlleitschuh/gradle/ktlint/sample/kotlin/NoVarRule.kt

@@ -1,13 +1,17 @@
 package org.jlleitschuh.gradle.ktlint.sample.kotlin
 
-import com.pinterest.ktlint.core.Rule
+import com.pinterest.ktlint.rule.engine.core.api.Rule
+import com.pinterest.ktlint.rule.engine.core.api.RuleId
 import org.jetbrains.kotlin.com.intellij.lang.ASTNode
 import org.jetbrains.kotlin.com.intellij.psi.impl.source.tree.LeafPsiElement
 import org.jetbrains.kotlin.com.intellij.psi.util.PsiTreeUtil.getNonStrictParentOfType
 import org.jetbrains.kotlin.psi.KtStringTemplateEntry
 
-class NoVarRule : Rule("no-var") {
-    override fun visit(
+class NoVarRule : Rule(
+    RuleId("test:novar"),
+    About()
+) {
+    override fun beforeVisitChildNodes(
         node: ASTNode,
         autoCorrect: Boolean,
         emit: (offset: Int, errorMessage: String, canBeAutoCorrected: Boolean) -> Unit

samples/kotlin-rulesets-using/build.gradle.kts

@@ -15,6 +15,7 @@ dependencies {
 }
 
 ktlint {
+    version.set("0.50.0")
     verbose.set(true)
     outputToConsole.set(true)
     reporters {

settings.gradle.kts

@@ -4,8 +4,8 @@ pluginManagement {
     includeBuild("./plugin")
 
     plugins {
-        id("org.jetbrains.kotlin.jvm") version "1.5.31"
-        id("org.jetbrains.kotlin.js") version "1.5.31"
+        id("org.jetbrains.kotlin.jvm") version "1.8.22"
+        id("org.jetbrains.kotlin.js") version "1.8.22"
     }
 
     repositories {