prepended config via plugin shouldn't add blank line that breaks docu…

…ment title (#325)
asciidoctor · Sep 6, 2019 · 2bbc692 · 2bbc692
1 parent 29e5339
commit 2bbc692
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diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
@@ -10,6 +10,7 @@ This document provides a high-level view of the changes introduced by release.
 === 0.30.3 (work in progress)
 
 - support operation block macro in https://docs.spring.io/spring-restdocs/docs/current/reference/html5/[spring-restdoc] and auto-detect the snippets folder (#312)
+- prepended config via plugin shouldn't add blank line that breaks document title (#325)
 
 === 0.30.2 (preview, available from Github releases)
 

diff --git a/src/main/java/org/asciidoc/intellij/asciidoc/PrependConfig.java b/src/main/java/org/asciidoc/intellij/asciidoc/PrependConfig.java
@@ -17,7 +17,10 @@ public class PrependConfig extends Preprocessor {
 
   @Override
   public void process(Document document, PreprocessorReader reader) {
-    reader.restoreLines(Arrays.asList(config.split("\n")));
+    if (config.length() != 0) {
+      // otherwise an empty line at the beginning breaks level 0 detection
+      reader.restoreLines(Arrays.asList(config.split("\n")));
+    }
   }
 
   public void setConfig(String config) {