working CLI tool, versioning support, etc

library/build.gradle.kts

@@ -11,7 +11,7 @@ plugins {
 }
 
 group = "net.sergeych"
-version = "0.0.1-SNAPSHOT"
+version = "0.0.5-SNAPSHOT"
 
 kotlin {
     jvm()
@@ -26,7 +26,7 @@ kotlin {
 //    iosArm64()
 //    iosSimulatorArm64()
     linuxX64()
-    js(IR) {
+    js {
         browser()
         nodejs()
     }
@@ -44,12 +44,13 @@ kotlin {
         }
 
         val commonMain by getting {
+            kotlin.srcDir("$buildDir/generated/buildConfig/commonMain/kotlin")
             dependencies {
                 implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.8.1")
                 //put your multiplatform dependencies here
-                implementation(libs.kotlinx.coroutines.core)
-                implementation(libs.mp.bintools)
-                implementation("net.sergeych:mp_stools:1.5.2")
+                api(libs.kotlinx.coroutines.core)
+                api(libs.mp.bintools)
+                api("net.sergeych:mp_stools:1.5.2")
             }
         }
         val commonTest by getting {
@@ -109,3 +110,40 @@ mavenPublishing {
         }
     }
 }
+
+val projectVersion  by project.extra(provider {
+    // Compute value lazily
+    (version as String)
+})
+
+val generateBuildConfig by tasks.registering {
+    // Declare outputs safely
+    val outputDir = layout.buildDirectory.dir("generated/buildConfig/commonMain/kotlin")
+    outputs.dir(outputDir)
+
+    val version = projectVersion.get()
+
+    // Inputs: Version is tracked as an input
+    inputs.property("version", version)
+
+    doLast {
+        val packageName = "net.sergeych.lyng.buildconfig"
+        val packagePath = packageName.replace('.', '/')
+        val buildConfigFile = outputDir.get().file("$packagePath/BuildConfig.kt").asFile
+
+        buildConfigFile.parentFile?.mkdirs()
+        buildConfigFile.writeText(
+            """
+            |package $packageName
+            |
+            |object BuildConfig {
+            |    const val VERSION = "$version"
+            |}
+            """.trimMargin()
+        )
+    }
+}
+
+tasks.withType<org.jetbrains.kotlin.gradle.tasks.KotlinCompile>().configureEach {
+    dependsOn(generateBuildConfig)
+}

library/src/commonMain/kotlin/net/sergeych/lyng/Script.kt

@@ -21,7 +21,6 @@ class Script(
     companion object {
         val defaultContext: Context = Context().apply {
             addFn("println") {
-                print("yn: ")
                 for ((i, a) in args.withIndex()) {
                     if (i > 0) print(' ' + a.asStr.value)
                     else print(a.asStr.value)

library/src/commonMain/kotlin/net/sergeych/lyng/ScriptError.kt

@@ -5,6 +5,7 @@ package net.sergeych.lyng
 open class ScriptError(val pos: Pos, val errorMessage: String,cause: Throwable?=null) : Exception(
     """
         $pos: Error: $errorMessage
+        
         ${pos.currentLine}
         ${"-".repeat(pos.column)}^
     """.trimIndent(),

library/src/commonMain/kotlin/net/sergeych/lyng/globals.kt

@@ -0,0 +1,5 @@
+package net.sergeych.lyng
+
+import net.sergeych.lyng.buildconfig.BuildConfig
+
+val LyngVersion = BuildConfig.VERSION

library/src/commonTest/kotlin/ScriptTest.kt

@@ -6,6 +6,12 @@ import kotlin.test.*
 
 class ScriptTest {
 
+    @Test
+    fun testVersion() {
+        println("--------------------------------------------")
+        println("version = ${LyngVersion}")
+    }
+
     @Test
     fun parseNewlines() {
         fun check(expected: String, type: Token.Type, row: Int, col: Int, src: String, offset: Int = 0) {