Drop ScipOutputFormat

build.sbt

@@ -179,10 +179,7 @@ lazy val scip = project
     moduleName := "scip-semanticdb",
     javaOnlySettings,
     libraryDependencies ++=
-      Seq(
-        "org.scip-code" % "scip-java-bindings" % V.scipBindings,
-        "com.google.protobuf" % "protobuf-java-util" % V.protobuf
-      ),
+      Seq("org.scip-code" % "scip-java-bindings" % V.scipBindings),
     (Compile / PB.targets) :=
       Seq(PB.gens.java(V.protobuf) -> (Compile / sourceManaged).value),
     Compile / PB.protocOptions := Seq("--experimental_allow_proto3_optional")

scip-java/src/main/scala/com/sourcegraph/scip_java/commands/IndexSemanticdbCommand.scala

@@ -10,7 +10,6 @@ import com.sourcegraph.io.AbsolutePath
 import com.sourcegraph.scip_java.BuildInfo
 import com.sourcegraph.scip_java.buildtools.ClasspathEntry
 import com.sourcegraph.scip_semanticdb.ConsoleScipSemanticdbReporter
-import com.sourcegraph.scip_semanticdb.ScipOutputFormat
 import com.sourcegraph.scip_semanticdb.ScipSemanticdb
 import com.sourcegraph.scip_semanticdb.ScipSemanticdbOptions
 import moped.annotations._
@@ -72,15 +71,6 @@ final case class IndexSemanticdbCommand(
 
   def run(): Int = {
     val reporter = new ConsoleScipSemanticdbReporter(app)
-    val outputFilename = output.getFileName.toString
-    val format = ScipOutputFormat.fromFilename(outputFilename)
-    if (format == ScipOutputFormat.UNKNOWN) {
-      app.error(
-        s"unknown output format for filename '$outputFilename'. " +
-          s"Supported file extensions are `*.scip` and `*.scip.ndjson`"
-      )
-      return 1
-    }
     val packages =
       absoluteTargetroots
         .iterator
@@ -100,7 +90,6 @@ final case class IndexSemanticdbCommand(
           .setName("scip-java")
           .setVersion(BuildInfo.version)
           .build(),
-        format,
         parallel,
         packages.map(_.toPackageInformation).asJava,
         emitInverseRelationships,

scip-semanticdb/src/main/java/com/sourcegraph/scip_semanticdb/BazelBuildTool.java

@@ -59,7 +59,6 @@ public boolean hasErrors() {
             options.sourceroot,
             reporter,
             ToolInfo.newBuilder().setName("scip-java").setVersion("HEAD").build(),
-            ScipOutputFormat.TYPED_PROTOBUF,
             options.parallel,
             mavenPackages,
             /* emitInverseRelationships */ true,

scip-semanticdb/src/main/java/com/sourcegraph/scip_semanticdb/ScipOutputStream.java

@@ -2,20 +2,16 @@
 
 import java.io.IOException;
 import java.io.OutputStream;
-import java.nio.charset.StandardCharsets;
 import java.util.concurrent.ConcurrentLinkedDeque;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 /** Low-level methods to write raw SCIP bytes into the output stream. */
 public class ScipOutputStream {
-  private final ScipOutputFormat format;
   private final OutputStream out;
   private final ConcurrentLinkedDeque<byte[]> buffer;
   private final AtomicBoolean isFlushing;
-  private static final byte[] NEWLINE = "\n".getBytes(StandardCharsets.UTF_8);
 
-  public ScipOutputStream(ScipOutputFormat format, OutputStream out) {
-    this.format = format;
+  public ScipOutputStream(OutputStream out) {
     this.out = out;
     this.buffer = new ConcurrentLinkedDeque<>();
     this.isFlushing = new AtomicBoolean(false);
@@ -31,9 +27,6 @@ public void flush() throws IOException {
       byte[] bytes = buffer.poll();
       while (bytes != null) {
         out.write(bytes);
-        if (format.isNewlineDelimitedJSON()) {
-          out.write(NEWLINE);
-        }
         bytes = buffer.poll();
       }
       out.flush();

scip-semanticdb/src/main/java/com/sourcegraph/scip_semanticdb/ScipSemanticdbOptions.java

@@ -12,7 +12,6 @@ public class ScipSemanticdbOptions {
   public final Path sourceroot;
   public final ScipSemanticdbReporter reporter;
   public final ToolInfo toolInfo;
-  public final ScipOutputFormat format;
   public final boolean parallel;
   public final List<MavenPackage> packages;
   public final boolean emitInverseRelationships;
@@ -25,7 +24,6 @@ public ScipSemanticdbOptions(
       Path sourceroot,
       ScipSemanticdbReporter reporter,
       ToolInfo toolInfo,
-      ScipOutputFormat format,
       boolean parallel,
       List<MavenPackage> packages,
       boolean emitInverseRelationships,
@@ -36,7 +34,6 @@ public ScipSemanticdbOptions(
     this.sourceroot = sourceroot;
     this.reporter = reporter;
     this.toolInfo = toolInfo;
-    this.format = format;
     this.parallel = parallel;
     this.packages = packages;
     this.emitInverseRelationships = emitInverseRelationships;

scip-semanticdb/src/main/java/com/sourcegraph/scip_semanticdb/ScipWriter.java

@@ -1,11 +1,9 @@
 package com.sourcegraph.scip_semanticdb;
 
-import com.google.protobuf.util.JsonFormat;
 import org.scip_code.scip.Index;
 
 import java.io.BufferedOutputStream;
 import java.io.IOException;
-import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.StandardCopyOption;
@@ -17,7 +15,6 @@ public class ScipWriter implements AutoCloseable {
   private final Path tmp;
   private final ScipOutputStream output;
   private final ScipSemanticdbOptions options;
-  private final JsonFormat.Printer jsonPrinter;
 
   public ScipWriter(ScipSemanticdbOptions options) throws IOException {
     if (OperatingSystem.isWindows()) {
@@ -29,22 +26,12 @@ public ScipWriter(ScipSemanticdbOptions options) throws IOException {
               "index.scip",
               PosixFilePermissions.asFileAttribute(PosixFilePermissions.fromString("rw-r--r--")));
     }
-    this.output =
-        new ScipOutputStream(options.format, new BufferedOutputStream(Files.newOutputStream(tmp)));
+    this.output = new ScipOutputStream(new BufferedOutputStream(Files.newOutputStream(tmp)));
     this.options = options;
-    this.jsonPrinter = JsonFormat.printer().omittingInsignificantWhitespace();
   }
 
   public void emitTyped(Index index) {
-    try {
-      if (options.format.isNewlineDelimitedJSON()) {
-        this.output.write(jsonPrinter.print(index).getBytes(StandardCharsets.UTF_8));
-      } else {
-        this.output.write(index.toByteArray());
-      }
-    } catch (IOException e) {
-      options.reporter.error(e);
-    }
+    this.output.write(index.toByteArray());
   }
 
   public void build() throws IOException {