From 9a34937836580fb16409a7fbff6b56061125b612 Mon Sep 17 00:00:00 2001
From: Dirk Dittert <dirk.dittert@googlemail.com>
Date: Sat, 25 Mar 2017 16:02:09 +0100
Subject: [PATCH] Fix code examples.

Fixes some inconsistencies in the code examples (e.g. the name of plugin
class). It also addresses the problem that the code fails if one of the default
source directories does not exist.
---
 ten-minutes/index.html | 28 ++++++++++++++++------------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/ten-minutes/index.html b/ten-minutes/index.html
index 98b6737..a75be12 100644
--- a/ten-minutes/index.html
+++ b/ten-minutes/index.html
@@ -121,11 +121,12 @@ val project = project {
 </p>
 
 <pre class="brush:java">
+// LineCountPlugin.kt
 package com.beust.kobalt.plugin.linecount
 
 import com.beust.kobalt.api.*
 
-public class Main : BasePlugin() {
+class LineCountPlugin : BasePlugin() {
     override val name = "kobalt-line-count"
 
     override fun apply(project: Project, context: KobaltContext) {
@@ -162,22 +163,25 @@ bintray {
           </p>
 
 <pre class="brush:java">
-// Main.kt
+// LineCountPlugin.kt
 @Task(name = "lineCount", description = "Count the lines", runBefore = arrayOf("compile"))
 fun lineCount(project: Project): TaskResult {
   var fileCount = 0
   var lineCount : Long = 0
   val matcher = FileSystems.getDefault().getPathMatcher("glob:**.kt")
   project.sourceDirectories.forEach {
-    Files.walkFileTree(Paths.get(it), object: SimpleFileVisitor&lt;Path&gt;() {
-      override public fun visitFile(path: Path, attrs: BasicFileAttributes): FileVisitResult {
-        if (matcher.matches(path)) {
-          fileCount++
-          lineCount += Files.lines(path).count()
+    val path = Paths.get(it)
+    if (Files.isDirectory(path)) {
+      Files.walkFileTree(path, object : SimpleFileVisitor&lt;Path&gt;() {
+        override fun visitFile(path: Path, attrs: BasicFileAttributes): FileVisitResult {
+          if (matcher.matches(path)) {
+            fileCount++
+            lineCount += Files.lines(path).count()
+          }
+          return FileVisitResult.CONTINUE
         }
-        return FileVisitResult.CONTINUE
-      }
-    })
+      })
+    }
   }
   log(1, "Found $lineCount lines in $fileCount files")
   return TaskResult()
@@ -189,7 +193,7 @@ fun lineCount(project: Project): TaskResult {
           </p>
 
 <pre class="brush:java">
-public class Main : BasePlugin() {
+class LineCountPlugin : BasePlugin() {
 </pre>
 
           <p>
@@ -276,7 +280,7 @@ fun main(argv: Array&lt;String&gt;) {
     com.beust.kobalt.main(argv)
 }
 
-public class Main : BasePlugin() {
+class LineCountPlugin : BasePlugin() {
 // ...
 </pre>