feat: add a JVM CLI sample

sample-jvm/build.gradle.kts

@@ -0,0 +1,26 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+  embeddedKotlin("jvm")
+  application
+}
+
+group = "dev.msfjarvis.tracelog"
+version = "1.0.0-SNAPSHOT"
+
+application {
+  mainClass = "dev.msfjarvis.tracelog.sample.MainKt"
+}
+
+tasks.withType<KotlinCompile>().configureEach {
+  compilerOptions.freeCompilerArgs.addAll(
+    "-P",
+    "plugin:dev.msfjarvis.tracelog:loggerFunction=dev.msfjarvis.tracelog.sample.recordMessage",
+  )
+}
+
+
+dependencies {
+  kotlinCompilerPluginClasspath(projects.compilerPlugin)
+  implementation(projects.annotations)
+}

sample-jvm/src/main/kotlin/Main.kt

@@ -0,0 +1,21 @@
+package dev.msfjarvis.tracelog.sample
+
+import dev.msfjarvis.tracelog.annotations.DebugLog
+
+private val messages = arrayListOf<String>()
+
+fun main() {
+  debuggableFunction("First parameter")
+  println("Captured messages:")
+  println(messages.joinToString("\n"))
+}
+
+@Suppress("Unused") // Used by the generated bytecode
+fun recordMessage(message: Any?) {
+  messages += message.toString()
+}
+
+@DebugLog
+fun debuggableFunction(p0: String): String {
+  return "Debugging is cool!"
+}

settings.gradle.kts

@@ -14,9 +14,10 @@ plugins { id("org.gradle.toolchains.foojay-resolver-convention") version "0.7.0"
 rootProject.name = "tracelog"
 
 include(
-    "annotations",
-    "compiler-plugin",
-    "gradle-plugin",
+  "annotations",
+  "compiler-plugin",
+  "gradle-plugin",
+  "sample-jvm",
 )
 
 enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")