add a custom BCV accessor for the settings plugin

Author: aSemy

modules/bcv-gradle-plugin/src/main/kotlin/dsl/bcvGradleDslAccessors.kt

@@ -0,0 +1,21 @@
+@file:Suppress("PackageDirectoryMismatch")
+
+/**
+ * Gradle does not generate Kotlin DSL accessors for Settings plugins, so they are defined manually.
+ *
+ * For ease of use, the package is set to `org.gradle.kotlin.dsl`, which is a default import
+ * package in `settings.gradle.kts` files.
+ */
+package org.gradle.kotlin.dsl
+
+import dev.adamko.kotlin.binary_compatibility_validator.BCVSettingsPlugin
+import org.gradle.api.initialization.Settings
+
+/** Retrieves the [binaryCompatibilityValidator][BCVSettingsPlugin.Extension] extension. */
+val Settings.binaryCompatibilityValidator: BCVSettingsPlugin.Extension
+  get() = extensions.getByType()
+
+
+/** Configures the [binaryCompatibilityValidator][BCVSettingsPlugin.Extension] extension. */
+fun Settings.binaryCompatibilityValidator(configure: BCVSettingsPlugin.Extension.() -> Unit) =
+  binaryCompatibilityValidator.configure()