Print version and revision before each command

release_notes.md

@@ -1,4 +1,5 @@
 ## next (unreleased)
+- [#757](https://github.com/Flank/flank/pull/757) Print version and revision before each command. ([jan-gogo](https://github.com/jan-gogo))
 - [#759](https://github.com/Flank/flank/pull/759) Add shard name for uploaded xctestrun files. ([pawelpasterz](https://github.com/pawelpasterz))
 - [#755](https://github.com/Flank/flank/pull/755) Remove ascii doc generated section header. ([jan-gogo](https://github.com/jan-gogo))
 - [#731](https://github.com/Flank/flank/pull/731) Refactor jUnit HTML report. ([Writhe](https://github.com/Writhe))

test_runner/build.gradle.kts

@@ -5,6 +5,7 @@ import org.gradle.api.tasks.testing.logging.TestExceptionFormat
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.util.Date
 import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+import java.io.ByteArrayOutputStream
 
 plugins {
     application
@@ -137,9 +138,10 @@ tasks.jacocoTestReport {
     }
 }
 
+val runningOnBitrise get() = System.getenv("BITRISE_IO") != null
+
 tasks.withType<KotlinCompile>().configureEach {
     // https://devcenter.bitrise.io/builds/available-environment-variables/
-    val runningOnBitrise = System.getenv("BITRISE_IO") != null
     kotlinOptions.allWarningsAsErrors = runningOnBitrise
 }
 
@@ -278,3 +280,25 @@ tasks.assemble {
     dependsOn(processCliAsciiDoc)
 }
 // end --- ASCII doc generation ---
+
+val updateVersion by tasks.registering {
+    shouldRunAfter(tasks.processResources)
+    if (!runningOnBitrise) doLast {
+        File("$buildDir/resources/main/version.txt").writeText("local_snapshot")
+        File("$buildDir/resources/main/revision.txt").writeText(execAndGetStdout("git", "rev-parse", "HEAD"))
+    }
+}
+
+tasks.classes {
+    dependsOn(updateVersion)
+}
+
+fun execAndGetStdout(vararg args: String): String {
+    val stdout = ByteArrayOutputStream()
+    exec {
+        commandLine(*args)
+        standardOutput = stdout
+        workingDir = projectDir
+    }
+    return stdout.toString().trimEnd()
+}

test_runner/src/main/kotlin/ftl/Main.kt

@@ -26,12 +26,8 @@ import picocli.CommandLine
 )
 class Main : Runnable {
     override fun run() {
-        if (printVersion) {
-            println(readVersion())
-            println(readRevision())
-        } else {
-            CommandLine.usage(Main::class.java, System.out)
-        }
+        if (printVersion) return
+        CommandLine.usage(Main::class.java, System.out)
     }
 
     @CommandLine.Option(names = ["-v", "--version"], description = ["Prints the version"])
@@ -50,7 +46,12 @@ class Main : Runnable {
             // BugSnag opens a non-daemon thread which will keep the JVM process alive.
             // Flank must invoke exitProcess to exit cleanly.
             // https://github.com/bugsnag/bugsnag-java/issues/151
-            withGlobalExceptionHandling { CommandLine(Main()).execute(*args) }
+            withGlobalExceptionHandling {
+                println("version: " + readVersion())
+                println("revision: " + readRevision())
+                println()
+                CommandLine(Main()).execute(*args)
+            }
         }
     }
 }