From 7c533b60116750bdebf722145b4f56462da5ef70 Mon Sep 17 00:00:00 2001
From: Ivan Migalev <ivan.migalev@jetbrains.com>
Date: Thu, 20 Jul 2023 20:16:43 +0200
Subject: [PATCH] rd-gen: allow to run with empty source collection

---
 .../com/jetbrains/rd/generator/gradle/RdGenExtension.kt     | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/rd-kt/rd-gen/src/gradlePlugin/kotlin/com/jetbrains/rd/generator/gradle/RdGenExtension.kt b/rd-kt/rd-gen/src/gradlePlugin/kotlin/com/jetbrains/rd/generator/gradle/RdGenExtension.kt
index 83265cd50..4741498fb 100644
--- a/rd-kt/rd-gen/src/gradlePlugin/kotlin/com/jetbrains/rd/generator/gradle/RdGenExtension.kt
+++ b/rd-kt/rd-gen/src/gradlePlugin/kotlin/com/jetbrains/rd/generator/gradle/RdGenExtension.kt
@@ -43,8 +43,10 @@ open class RdGenExtension(private val project: Project) {
 
     fun toArguments(generatorsFile: File?): List<String?> {
         val arguments = ArrayList<String?>()
-        arguments.add("-s")
-        arguments.add(java.lang.String.join(";", sourceFiles))
+        if (sourceFiles.isNotEmpty()) {
+            arguments.add("-s")
+            arguments.add(java.lang.String.join(";", sourceFiles))
+        }
         if (hashFolder != null) {
             arguments.add("-h")
             arguments.add(hashFolder)