diff --git a/src/main/java/org/openrewrite/javascript/JavaScriptParser.java b/src/main/java/org/openrewrite/javascript/JavaScriptParser.java
index 10e50299..0e3dfa69 100644
--- a/src/main/java/org/openrewrite/javascript/JavaScriptParser.java
+++ b/src/main/java/org/openrewrite/javascript/JavaScriptParser.java
@@ -69,7 +69,6 @@ public Stream<SourceFile> parseInputs(Iterable<Input> sources, @Nullable Path re
             for (Input source : sources) {
                 mapper.add(source);
             }
-
             outputs = mapper.build();
         }
         return outputs.stream();
diff --git a/src/main/java/org/openrewrite/javascript/internal/TSCMapper.java b/src/main/java/org/openrewrite/javascript/internal/TSCMapper.java
index 7ef88e09..e368e4b8 100644
--- a/src/main/java/org/openrewrite/javascript/internal/TSCMapper.java
+++ b/src/main/java/org/openrewrite/javascript/internal/TSCMapper.java
@@ -15,6 +15,7 @@
  */
 package org.openrewrite.javascript.internal;
 
+import lombok.RequiredArgsConstructor;
 import lombok.Value;
 import org.openrewrite.ExecutionContext;
 import org.openrewrite.Parser;
@@ -33,17 +34,9 @@
 import java.nio.file.Path;
 import java.util.*;
 
+@RequiredArgsConstructor
 public abstract class TSCMapper implements AutoCloseable {
 
-    @Value
-    private static class SourceWrapper {
-        Parser.Input input;
-        Path sourcePath;
-        Charset charset;
-        boolean isCharsetBomMarked;
-        String sourceText;
-    }
-
     private final TSCRuntime runtime;
 
     @Nullable
@@ -54,20 +47,12 @@ private static class SourceWrapper {
     private final ExecutionContext ctx;
     private final Map<Path, SourceWrapper> sourcesByRelativePath = new LinkedHashMap<>();
 
-    public TSCMapper(@Nullable Path relativeTo, Collection<NamedStyles> styles, ExecutionContext ctx) {
-        JavetNativeBridge.init();
-        this.runtime = TSCRuntime.init();
-        this.relativeTo = relativeTo;
-        this.styles = styles;
-        this.ctx = ctx;
-    }
-
     public void add(Parser.Input input) {
-        final EncodingDetectingInputStream is = input.getSource(ctx);
-        final String inputSourceText = is.readFully();
-        final Path relativePath = input.getRelativePath(relativeTo);
+        EncodingDetectingInputStream is = input.getSource(ctx);
+        String inputSourceText = is.readFully();
+        Path relativePath = input.getRelativePath(relativeTo);
 
-        final SourceWrapper source = new SourceWrapper(
+        SourceWrapper source = new SourceWrapper(
                 input,
                 relativePath,
                 is.getCharset(),
@@ -81,15 +66,16 @@ public List<SourceFile> build() {
         List<SourceFile> compilationUnits = new ArrayList<>(sourcesByRelativePath.size());
         ParsingEventListener parsingListener = ParsingExecutionContextView.view(ctx).getParsingListener();
         Map<Path, String> sourceTextsForTSC = new LinkedHashMap<>();
-        this.sourcesByRelativePath.forEach((relativePath, sourceText) -> {
+        sourcesByRelativePath.forEach((relativePath, sourceText) -> {
             sourceTextsForTSC.put(relativePath, sourceText.sourceText);
         });
 
-        this.runtime.parseSourceTexts(
+        runtime.parseSourceTexts(
                 sourceTextsForTSC,
                 (node, context) -> {
-                    final SourceWrapper source = this.sourcesByRelativePath.get(context.getRelativeSourcePath());
-                    final TypeScriptParserVisitor fileMapper = new TypeScriptParserVisitor(
+                    SourceWrapper source = sourcesByRelativePath.get(context.getRelativeSourcePath());
+                    parsingListener.startedParsing(source.getInput());
+                    TypeScriptParserVisitor fileMapper = new TypeScriptParserVisitor(
                             node,
                             context,
                             source.getSourcePath(),
@@ -109,6 +95,7 @@ public List<SourceFile> build() {
                     compilationUnits.add(cu);
                 }
         );
+
         return compilationUnits;
     }
 
@@ -117,4 +104,12 @@ public void close() {
         this.runtime.close();
     }
 
+    @Value
+    private static class SourceWrapper {
+        Parser.Input input;
+        Path sourcePath;
+        Charset charset;
+        boolean isCharsetBomMarked;
+        String sourceText;
+    }
 }
diff --git a/src/main/java/org/openrewrite/javascript/internal/tsc/TSCRuntime.java b/src/main/java/org/openrewrite/javascript/internal/tsc/TSCRuntime.java
index c68cc206..d7de6ef9 100644
--- a/src/main/java/org/openrewrite/javascript/internal/tsc/TSCRuntime.java
+++ b/src/main/java/org/openrewrite/javascript/internal/tsc/TSCRuntime.java
@@ -75,7 +75,6 @@ public static TSCRuntime init(boolean forceWrappedV8Runtime) {
                 JavetException e) {
             throw new RuntimeException(e);
         }
-
     }
 
     public TSCRuntime setCompilerOptionOverride(String key, Object value) {