Merge pull request #9 from NikitaMelnikov/flush_token_writer

#5 Flush token writer

.gitignore

@@ -20,4 +20,6 @@
 out
 
 #gpg
-gpg.sbt
+gpg.sbt
+
+modules/**/target

modules/core/src/main/scala/tethys/package.scala

@@ -19,7 +19,7 @@ package object tethys {
 
     def writeJson(tokenWriter: TokenWriter)(implicit jsonWriter: JsonWriter[A]): Unit = {
       try jsonWriter.write(a, tokenWriter) finally {
-        tokenWriter.close()
+        tokenWriter.flush()
       }
     }
   }

modules/core/src/main/scala/tethys/writers/tokens/SimpleTokenWriter.scala

@@ -40,6 +40,8 @@ class SimpleTokenWriter extends TokenWriter {
 
   override def close(): Unit = ()
 
+  override def flush(): Unit = ()
+
   private def append(node: TokenNode): this.type = {
     tokens += node
     this

modules/core/src/main/scala/tethys/writers/tokens/TokenWriter.scala

@@ -32,4 +32,6 @@ trait TokenWriter {
   def writeNull(): this.type
 
   def close(): Unit
+
+  def flush(): Unit
 }

modules/jackson-backend/src/main/scala/tethys/jackson/JacksonTokenWriter.scala

@@ -80,4 +80,6 @@ class JacksonTokenWriter(jsonGenerator: JsonGenerator) extends TokenWriter {
   }
 
   override def close(): Unit = jsonGenerator.close()
+
+  override def flush(): Unit = jsonGenerator.flush()
 }