Generate component diagram with plantuml separately

Since the file is missing intermittently from the output of Asciidoctor
it's now generated separately in a standalone `plantuml` task.

Author: marcphilipp

documentation/documentation.gradle.kts

@@ -11,6 +11,7 @@ plugins {
 	alias(libs.plugins.asciidoctorConvert)
 	alias(libs.plugins.asciidoctorPdf)
 	alias(libs.plugins.gitPublish)
+	alias(libs.plugins.plantuml)
 	id("junitbuild.build-parameters")
 	id("junitbuild.kotlin-library-conventions")
 	id("junitbuild.testing-conventions")
@@ -207,6 +208,13 @@ tasks {
 		outputFile = standaloneConsoleLauncherShadowedArtifactsFile
 	}
 
+	plantUml {
+		fileFormat = "SVG"
+		outputs.cacheIf { true }
+	}
+
+	val componentDiagram = plantUml.flatMap { it.outputDirectory.file("component-diagram.svg") }
+
 	withType<AbstractAsciidoctorTask>().configureEach {
 		inputs.files(
 			generateConsoleLauncherOptions,
@@ -215,7 +223,8 @@ tasks {
 			generateConsoleLauncherEnginesOptions,
 			generateExperimentalApisTable,
 			generateDeprecatedApisTable,
-			generateStandaloneConsoleLauncherShadowedArtifactsFile
+			generateStandaloneConsoleLauncherShadowedArtifactsFile,
+			componentDiagram
 		)
 
 		resources {
@@ -248,6 +257,7 @@ tasks {
 				"experimentalApisTableFile" to experimentalApisTableFile.get(),
 				"deprecatedApisTableFile" to deprecatedApisTableFile.get(),
 				"standaloneConsoleLauncherShadowedArtifactsFile" to standaloneConsoleLauncherShadowedArtifactsFile.get(),
+				"componentDiagramFile" to componentDiagram.get(),
 				"outdir" to outputDir.absolutePath,
 				"source-highlighter" to "rouge",
 				"rouge-style" to "junit",
@@ -297,12 +307,6 @@ tasks {
 				"userGuidePdfFileName" to userGuidePdfFileName,
 				"releaseNotesUrl" to "../release-notes/index.html#release-notes"
 		))
-		doLast {
-			val componentDiagramSvg = outputDirProperty.file("user-guide/images/component-diagram.svg").get().asFile
-			require(componentDiagramSvg.exists()) {
-				"Component diagram was not generated at $componentDiagramSvg"
-			}
-		}
 	}
 
 	asciidoctorPdf {

documentation/src/docs/asciidoc/user-guide/appendix.adoc

@@ -133,100 +133,4 @@ following _OpenTest4J_ JAR.
 [[dependency-diagram]]
 === Dependency Diagram
 
-[plantuml, component-diagram, svg]
-----
-skinparam {
-    defaultFontName Open Sans
-}
-
-package org.junit.jupiter {
-    [junit-jupiter] as jupiter
-    [junit-jupiter-api] as jupiter_api
-    [junit-jupiter-engine] as jupiter_engine
-    [junit-jupiter-params] as jupiter_params
-    [junit-jupiter-migrationsupport] as jupiter_migration_support
-}
-
-package org.junit.vintage {
-    [junit-vintage-engine] as vintage_engine
-}
-
-package org.junit.platform {
-    [junit-platform-commons] as commons
-    [junit-platform-console] as console
-    [junit-platform-engine] as engine
-    [junit-platform-jfr] as jfr
-    [junit-platform-launcher] as launcher
-    [junit-platform-reporting] as reporting
-    [junit-platform-runner] as runner
-    [junit-platform-suite] as suite
-    [junit-platform-suite-api] as suite_api
-    [junit-platform-suite-commons] as suite_commons
-    [junit-platform-suite-engine] as suite_engine
-    [junit-platform-testkit] as testkit
-}
-
-package "JUnit 4" {
-    [junit:junit] as junit4
-}
-
-package org.opentest4j {
-    [opentest4j]
-}
-
-package org.apiguardian {
-    [apiguardian-api] as apiguardian
-    note bottom of apiguardian #white
-        All artifacts except
-        opentest4j and junit:junit
-        have a dependency on this
-        artifact. The edges have
-        been omitted from this
-        diagram for the sake of
-        readability.
-    endnote
-}
-
-jupiter ..> jupiter_api
-jupiter ..> jupiter_params
-jupiter ..> jupiter_engine
-
-jupiter_api ....> opentest4j
-jupiter_api ...> commons
-
-jupiter_engine ...> engine
-jupiter_engine ..> jupiter_api
-
-jupiter_params ..> jupiter_api
-jupiter_migration_support ..> jupiter_api
-jupiter_migration_support ...> junit4
-
-console ..> launcher
-console ..> reporting
-
-launcher ..> engine
-
-jfr ..> launcher
-
-engine ....> opentest4j
-engine ..> commons
-
-reporting ..> launcher
-
-runner ..> suite_commons
-runner ...> junit4
-
-suite ..> suite_api
-suite ..> suite_engine
-
-suite_engine ..> suite_commons
-
-suite_commons ..> launcher
-suite_commons ..> suite_api
-
-testkit ....> opentest4j
-testkit ..> launcher
-
-vintage_engine ...> engine
-vintage_engine ..> junit4
-----
+image::{componentDiagramFile}[]

documentation/src/plantuml/component-diagram.puml

@@ -0,0 +1,98 @@
+@startuml
+
+skinparam {
+    defaultFontName sans-serif
+}
+
+package org.junit.jupiter {
+    [junit-jupiter] as jupiter
+    [junit-jupiter-api] as jupiter_api
+    [junit-jupiter-engine] as jupiter_engine
+    [junit-jupiter-params] as jupiter_params
+    [junit-jupiter-migrationsupport] as jupiter_migration_support
+}
+
+package org.junit.vintage {
+    [junit-vintage-engine] as vintage_engine
+}
+
+package org.junit.platform {
+    [junit-platform-commons] as commons
+    [junit-platform-console] as console
+    [junit-platform-engine] as engine
+    [junit-platform-jfr] as jfr
+    [junit-platform-launcher] as launcher
+    [junit-platform-reporting] as reporting
+    [junit-platform-runner] as runner
+    [junit-platform-suite] as suite
+    [junit-platform-suite-api] as suite_api
+    [junit-platform-suite-commons] as suite_commons
+    [junit-platform-suite-engine] as suite_engine
+    [junit-platform-testkit] as testkit
+}
+
+package "JUnit 4" {
+    [junit:junit] as junit4
+}
+
+package org.opentest4j {
+    [opentest4j]
+}
+
+package org.apiguardian {
+    [apiguardian-api] as apiguardian
+    note bottom of apiguardian #white
+        All artifacts except
+        opentest4j and junit:junit
+        have a dependency on this
+        artifact. The edges have
+        been omitted from this
+        diagram for the sake of
+        readability.
+    endnote
+}
+
+jupiter ..> jupiter_api
+jupiter ..> jupiter_params
+jupiter ..> jupiter_engine
+
+jupiter_api ....> opentest4j
+jupiter_api ...> commons
+
+jupiter_engine ...> engine
+jupiter_engine ..> jupiter_api
+
+jupiter_params ..> jupiter_api
+jupiter_migration_support ..> jupiter_api
+jupiter_migration_support ...> junit4
+
+console ..> launcher
+console ..> reporting
+
+launcher ..> engine
+
+jfr ..> launcher
+
+engine ....> opentest4j
+engine ..> commons
+
+reporting ..> launcher
+
+runner ..> suite_commons
+runner ...> junit4
+
+suite ..> suite_api
+suite ..> suite_engine
+
+suite_engine ..> suite_commons
+
+suite_commons ..> launcher
+suite_commons ..> suite_api
+
+testkit ....> opentest4j
+testkit ..> launcher
+
+vintage_engine ...> engine
+vintage_engine ..> junit4
+
+@enduml

gradle/libs.versions.toml

@@ -83,4 +83,5 @@ gitPublish = { id = "org.ajoberstar.git-publish", version = "4.2.1" }
 jmh = { id = "me.champeau.jmh", version = "0.7.1" }
 nohttp = { id = "io.spring.nohttp", version = "0.0.11" }
 nexusPublish = { id = "io.github.gradle-nexus.publish-plugin", version = "2.0.0-rc-1" }
+plantuml = { id = "io.freefair.plantuml", version = "8.4" }
 versions = { id = "com.github.ben-manes.versions", version.ref = "gradleVersionsPlugin" }