Ensured exit status is set on failure

examples/.idea/misc.xml

@@ -6,6 +6,7 @@
     <pattern value="com.example.ExampleBuild" method="dokkaHtml" />
     <pattern value="com.example.ExampleBuild" method="dokkaGfm" />
     <pattern value="com.example.ExampleBuild" method="dokkaJekyll" />
+    <pattern value="com.example.ExampleBuild" method="docs" />
   </component>
   <component name="PDMPlugin">
     <option name="customRuleSets">

examples/README.md

@@ -20,6 +20,8 @@
 ## Build the documentation with [Dokka](https://github.com/Kotlin/dokka)
 
 ```console
+./bld docs
+
 ./bld javadoc
 ./bld dokka-html
 ./bld dokka-gfm

examples/src/bld/java/com/example/ExampleBuild.java

@@ -68,6 +68,14 @@ public class ExampleBuild extends Project {
                 .execute();
     }
 
+    @BuildCommand(value = "docs", summary = "Generates all documentation")
+    public void docs() throws ExitStatusException, IOException, InterruptedException {
+        dokkaGfm();
+        dokkaHtml();
+        dokkaJekyll();
+        javadoc();
+    }
+
     @BuildCommand(value = "dokka-gfm", summary = "Generates documentation in GitHub flavored markdown format")
     public void dokkaGfm() throws ExitStatusException, IOException, InterruptedException {
         new DokkaOperation()