Improve versioning plugin (#2104)

- support for single module projects
- version navigator is on all pages
- dropdown arrow for version navigator

1 files changed, 25 insertions, 0 deletions

diff --git a/plugins/base/src/main/kotlin/renderers/html/command/consumers/ReplaceVersionsConsumer.kt b/plugins/base/src/main/kotlin/renderers/html/command/consumers/ReplaceVersionsConsumer.kt
new file mode 100644
index 00000000..ea8cde0f
--- /dev/null
+++ b/plugins/base/src/main/kotlin/renderers/html/command/consumers/ReplaceVersionsConsumer.kt
@@ -0,0 +1,25 @@
+package org.jetbrains.dokka.base.renderers.html.command.consumers
+
+import org.jetbrains.dokka.base.renderers.html.TemplateBlock
+import org.jetbrains.dokka.base.templating.Command
+import org.jetbrains.dokka.base.templating.ImmediateHtmlCommandConsumer
+import org.jetbrains.dokka.base.templating.ReplaceVersionsCommand
+import org.jetbrains.dokka.plugability.DokkaContext
+
+class ReplaceVersionsConsumer(private val context: DokkaContext) : ImmediateHtmlCommandConsumer {
+    override fun canProcess(command: Command) = command is ReplaceVersionsCommand
+
+    override fun <R> processCommand(
+        command: Command,
+        block: TemplateBlock,
+        tagConsumer: ImmediateResolutionTagConsumer<R>
+    ) {
+        command as ReplaceVersionsCommand
+        tagConsumer.onTagContentUnsafe { +context.configuration.moduleVersion.orEmpty() }
+    }
+
+    override fun <R> processCommandAndFinalize(command: Command, block: TemplateBlock, tagConsumer: ImmediateResolutionTagConsumer<R>): R {
+        PathToRootConsumer.processCommand(command, block, tagConsumer)
+        return tagConsumer.finalize()
+    }
+}
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