1 files changed, 38 insertions, 0 deletions
diff --git a/core/src/main/kotlin/utilities/DokkaLogging.kt b/core/src/main/kotlin/utilities/DokkaLogging.kt
new file mode 100644
index 00000000..6b8ed5d2
--- /dev/null
+++ b/core/src/main/kotlin/utilities/DokkaLogging.kt
@@ -0,0 +1,38 @@
+package org.jetbrains.dokka.utilities
+
+interface DokkaLogger {
+    var warningsCount: Int
+    var errorsCount: Int
+    fun debug(message: String)
+    fun info(message: String)
+    fun progress(message: String)
+    fun warn(message: String)
+    fun error(message: String)
+}
+
+fun DokkaLogger.report() {
+    if (DokkaConsoleLogger.warningsCount > 0 || DokkaConsoleLogger.errorsCount > 0) {
+        info("Generation completed with ${DokkaConsoleLogger.warningsCount} warning" +
+                (if(DokkaConsoleLogger.warningsCount == 1) "" else "s") +
+                " and ${DokkaConsoleLogger.errorsCount} error" +
+                if(DokkaConsoleLogger.errorsCount == 1) "" else "s"
+        )
+    } else {
+        info("generation completed successfully")
+    }
+}
+
+object DokkaConsoleLogger : DokkaLogger {
+    override var warningsCount: Int = 0
+    override var errorsCount: Int = 0
+
+    override fun debug(message: String)= println(message)
+
+    override fun progress(message: String) = println("PROGRESS: $message")
+
+    override fun info(message: String) = println(message)
+
+    override fun warn(message: String) = println("WARN: $message").also { warningsCount++ }
+
+    override fun error(message: String) = println("ERROR: $message").also { errorsCount++ }
+}