Fix #246 (pretty-printing in ion fails)

Author: cowtowncoder

ion/src/main/java/com/fasterxml/jackson/dataformat/ion/IonGenerator.java

@@ -445,6 +445,9 @@ protected void _verifyValueWrite(String msg) throws IOException, JsonGenerationE
         if (status == JsonWriteContext.STATUS_EXPECT_NAME) {
             _reportError("Can not "+msg+", expecting field name");
         }
+        // 18-Feb-2021, tatu: as per [dataformats-binary#246], this does not work
+        //   (Ion impl must do pretty-printing), so
+        /*
         // Only additional work needed if we are pretty-printing
         if (_cfgPrettyPrinter != null) {
             // If we have a pretty printer, it knows what to do:
@@ -478,6 +481,7 @@ protected void _verifyValueWrite(String msg) throws IOException, JsonGenerationE
                 throw new IllegalStateException("Should never occur; status "+status);
             }
         }
+        */
     }
 
     @Override

ion/src/test/java/com/fasterxml/jackson/dataformat/ion/GenerateSexpTest.java

@@ -14,18 +14,18 @@
 
 package com.fasterxml.jackson.dataformat.ion;
 
-import com.amazon.ion.IonSexp;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.Arrays;
+
 import com.amazon.ion.IonSystem;
 import com.amazon.ion.IonWriter;
 import com.amazon.ion.system.IonSystemBuilder;
 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.databind.JsonSerializer;
 import com.fasterxml.jackson.databind.SerializerProvider;
 import com.fasterxml.jackson.databind.annotation.JsonSerialize;
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.util.Arrays;
-import java.util.List;
+
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -104,7 +104,7 @@ private byte[] toBytes(Object object, IonObjectMapper mapper) throws IOException
         return bytes;
     }
 
-    private static class SexpObjectContainer {
+    static class SexpObjectContainer {
         private SexpObject sexpField;
 
         SexpObjectContainer(SexpObject sexpField) {

release-notes/VERSION-2.x

@@ -20,6 +20,7 @@ Project: jackson-datatypes-binaryModules:
  (contributed by jhhladky@github)
 #244: (ion) Add support for deserializing IonTimestamps and IonBlobs
  (contributed by jessbrya-amzn@github)
+#246: (ion) Enabling pretty-printing fails Ion serialization
 
 2.12.1 (08-Jan-2021)