JS backend: format builder.kt according to code style.

(cherry picked from commit 7c2a2cd)

js/js.translator/testFiles/webDemoExamples2/cases/builder.kt

@@ -9,117 +9,117 @@
  */
 import java.util.*
 
-fun main(args : Array<String>) {
-  val result =
-  html {
-    head {
-    title {+"XML encoding with Kotlin"}
-    }
-    body {
-    h1 {+"XML encoding with Kotlin"}
-    p {+"this format can be used as an alternative markup to XML"}
+fun main(args: Array<String>) {
+    val result =
+            html {
+                head {
+                    title { +"XML encoding with Kotlin" }
+                }
+                body {
+                    h1 { +"XML encoding with Kotlin" }
+                    p { +"this format can be used as an alternative markup to XML" }
 
-    // an element with attributes and text content
-    a(href = "http://jetbrains.com/kotlin") {+"Kotlin"}
+                    // an element with attributes and text content
+                    a(href = "http://jetbrains.com/kotlin") { +"Kotlin" }
 
-    // mixed content
-    p {
-      +"This is some"
-      b {+"mixed"}
-      +"text. For more see the"
-      a(href = "http://jetbrains.com/kotlin") {+"Kotlin"}
-      +"project"
-    }
-    p {+"some text"}
+                    // mixed content
+                    p {
+                        +"This is some"
+                        b { +"mixed" }
+                        +"text. For more see the"
+                        a(href = "http://jetbrains.com/kotlin") { +"Kotlin" }
+                        +"project"
+                    }
+                    p { +"some text" }
 
-    // content generated from command-line arguments
-    p {
-      +"Command line arguments were:"
-      ul {
-      for (arg in args)
-        li {+arg}
-      }
-    }
-    }
-  }
-  println(result)
+                    // content generated from command-line arguments
+                    p {
+                        +"Command line arguments were:"
+                        ul {
+                            for (arg in args)
+                                li { +arg }
+                        }
+                    }
+                }
+            }
+    println(result)
 }
 
 trait Element {
-  fun render(builder : StringBuilder, indent : String)
+    fun render(builder: StringBuilder, indent: String)
 
-  fun toString() : String? {
-  val builder = StringBuilder()
-  render(builder, "")
-  return builder.toString()
-  }
+    fun toString(): String? {
+        val builder = StringBuilder()
+        render(builder, "")
+        return builder.toString()
+    }
 }
 
-class TextElement(val text : String) : Element {
-  override fun render(builder : StringBuilder, indent : String) {
-  builder.append("$indent$text\n")
-  }
+class TextElement(val text: String) : Element {
+    override fun render(builder: StringBuilder, indent: String) {
+        builder.append("$indent$text\n")
+    }
 }
 
-abstract class Tag(val name : String) : Element {
-  val children = ArrayList<Element>()
-  val attributes = HashMap<String, String>()
+abstract class Tag(val name: String) : Element {
+    val children = ArrayList<Element>()
+    val attributes = HashMap<String, String>()
 
-  protected fun initTag<T : Element>(tag : T, init : T.() -> Unit) : T {
-  tag.init()
-  children.add(tag)
-  return tag
-  }
+    protected fun initTag<T : Element>(tag: T, init: T.() -> Unit): T {
+        tag.init()
+        children.add(tag)
+        return tag
+    }
 
-  override fun render(builder : StringBuilder, indent : String) {
-  builder.append("$indent<$name${renderAttributes()}>\n")
-  for (c in children) {
-    c?.render(builder, indent + "  ")
-  }
-  builder.append("$indent</$name>\n")
-  }
+    override fun render(builder: StringBuilder, indent: String) {
+        builder.append("$indent<$name${renderAttributes()}>\n")
+        for (c in children) {
+            c.render(builder, indent + "  ")
+        }
+        builder.append("$indent</$name>\n")
+    }
 
-  private fun renderAttributes() : String? {
-  val builder = StringBuilder()
-  for (a in attributes.keySet()) {
-    builder.append(" $a=\"${attributes[a]}\"")
-  }
-  return builder.toString()
-  }
+    private fun renderAttributes(): String? {
+        val builder = StringBuilder()
+        for (a in attributes.keySet()) {
+            builder.append(" $a=\"${attributes[a]}\"")
+        }
+        return builder.toString()
+    }
 }
 
-abstract class TagWithText(name : String) : Tag(name) {
-  fun String.plus() {
-  children.add(TextElement(this))
-  }
+abstract class TagWithText(name: String) : Tag(name) {
+    fun String.plus() {
+        children.add(TextElement(this))
+    }
 }
 
 class HTML() : TagWithText("html") {
-  fun head(init : Head.() -> Unit) = initTag(Head(), init)
+    fun head(init: Head.() -> Unit) = initTag(Head(), init)
 
-  fun body(init : Body.() -> Unit) = initTag(Body(), init)
+    fun body(init: Body.() -> Unit) = initTag(Body(), init)
 }
 
 class Head() : TagWithText("head") {
-  fun title(init : Title.() -> Unit) = initTag(Title(), init)
+    fun title(init: Title.() -> Unit) = initTag(Title(), init)
 }
 
 class Title() : TagWithText("title")
 
-abstract class BodyTag(name : String) : TagWithText(name) {
-  fun b(init : B.() -> Unit) = initTag(B(), init)
-  fun p(init : P.() -> Unit) = initTag(P(), init)
-  fun h1(init : H1.() -> Unit) = initTag(H1(), init)
-  fun ul(init : UL.() -> Unit) = initTag(UL(), init)
-  fun a(href : String, init : A.() -> Unit) {
-  val a = initTag(A(), init)
-  a.href = href
-  }
+abstract class BodyTag(name: String) : TagWithText(name) {
+    fun b(init: B.() -> Unit) = initTag(B(), init)
+    fun p(init: P.() -> Unit) = initTag(P(), init)
+    fun h1(init: H1.() -> Unit) = initTag(H1(), init)
+    fun ul(init: UL.() -> Unit) = initTag(UL(), init)
+    fun a(href: String, init: A.() -> Unit) {
+        val a = initTag(A(), init)
+        a.href = href
+    }
 }
 
 class Body() : BodyTag("body")
 class UL() : BodyTag("ul") {
-  fun li(init : LI.() -> Unit) = initTag(LI(), init)
+    fun li(init: LI.() -> Unit) = initTag(LI(), init)
 }
 
 class B() : BodyTag("b")
@@ -127,11 +127,11 @@ class LI() : BodyTag("li")
 class P() : BodyTag("p")
 class H1() : BodyTag("h1")
 class A() : BodyTag("a") {
-  public var href : String
-  get() = attributes["href"]!!
-  set(value) {
-    attributes["href"] = value
-  }
+    public var href: String
+        get() = attributes["href"]!!
+        set(value) {
+            attributes["href"] = value
+        }
 }
 
 fun html(init: HTML.() -> Unit): HTML {