Support delete expression

src/main/java/org/openrewrite/javascript/JavaScriptVisitor.java

@@ -145,6 +145,20 @@ public J visitDefaultType(JS.DefaultType defaultType, P p) {
         return d;
     }
 
+    public J visitDelete(JS.Delete delete, P p) {
+        JS.Delete d = delete;
+        d = d.withPrefix(visitSpace(d.getPrefix(), JsSpace.Location.DELETE_PREFIX, p));
+        d = d.withMarkers(visitMarkers(d.getMarkers(), p));
+        Expression temp = (Expression) visitExpression(d, p);
+        if (!(temp instanceof JS.Delete)) {
+            return temp;
+        } else {
+            d = (JS.Delete) temp;
+        }
+        d = d.withType(visitType(d.getType(), p));
+        return d;
+    }
+
     public J visitExport(JS.Export export, P p) {
         JS.Export e = export;
         e = e.withPrefix(visitSpace(e.getPrefix(), JsSpace.Location.EXPORT_PREFIX, p));

src/main/java/org/openrewrite/javascript/internal/JavaScriptPrinter.java

@@ -135,6 +135,15 @@ public J visitDefaultType(JS.DefaultType defaultType, PrintOutputCapture<P> p) {
         return defaultType;
     }
 
+    @Override
+    public J visitDelete(JS.Delete delete, PrintOutputCapture<P> p) {
+        beforeSyntax(delete, JsSpace.Location.DELETE_PREFIX, p);
+        p.append("delete");
+        visit(delete.getExpression(), p);
+        afterSyntax(delete, p);
+        return delete;
+    }
+
     @Override
     public J visitExport(JS.Export export, PrintOutputCapture<P> p) {
         beforeSyntax(export, JsSpace.Location.EXPORT_PREFIX, p);

src/main/java/org/openrewrite/javascript/internal/TypeScriptParserVisitor.java

@@ -873,6 +873,17 @@ private J visitDefaultClause(TSCNode node) {
         );
     }
 
+    private J visitDeleteExpression(TSCNode node) {
+        Space prefix = sourceBefore(TSCSyntaxKind.DeleteKeyword);
+        return new JS.Delete(
+                randomId(),
+                prefix,
+                Markers.EMPTY,
+                (Expression) visitNode(node.getNodeProperty("expression")),
+                typeMapping.type(node)
+        );
+    }
+
     private J.DoWhileLoop visitDoStatement(TSCNode node) {
         Space prefix = sourceBefore(TSCSyntaxKind.DoKeyword);
         JRightPadded<Statement> body = maybeSemicolon((Statement) visitNode(node.getNodeProperty("statement")));
@@ -2906,6 +2917,9 @@ private J visitNode(@Nullable TSCNode node) {
             case DefaultClause:
                 j = visitDefaultClause(node);
                 break;
+            case DeleteExpression:
+                j = visitDeleteExpression(node);
+                break;
             case DoStatement:
                 j = visitDoStatement(node);
                 break;

src/main/java/org/openrewrite/javascript/tree/JS.java

@@ -412,6 +412,35 @@ public CoordinateBuilder.Expression getCoordinates() {
         }
     }
 
+    @SuppressWarnings("unchecked")
+    @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
+    @EqualsAndHashCode(callSuper = false, onlyExplicitlyIncluded = true)
+    @Data
+    @With
+    final class Delete implements JS, Expression, Statement {
+
+        @EqualsAndHashCode.Include
+        UUID id;
+
+        Space prefix;
+        Markers markers;
+        Expression expression;
+
+        @Nullable
+        JavaType type;
+
+        @Override
+        public <P> J acceptJavaScript(JavaScriptVisitor<P> v, P p) {
+            return v.visitDelete(this, p);
+        }
+
+        @Transient
+        @Override
+        public CoordinateBuilder.Statement getCoordinates() {
+            return new CoordinateBuilder.Statement(this);
+        }
+    }
+
     @FieldDefaults(makeFinal = true, level = AccessLevel.PRIVATE)
     @EqualsAndHashCode(callSuper = false, onlyExplicitlyIncluded = true)
     @RequiredArgsConstructor

src/main/java/org/openrewrite/javascript/tree/JsSpace.java

@@ -30,6 +30,7 @@ public enum Location {
         BINDING_INITIALIZER_PREFIX,
         BINDING_PROPERTY_NAME_SUFFIX,
         DEFAULT_TYPE_PREFIX,
+        DELETE_PREFIX,
         EXPORT_PREFIX,
         EXPORT_ELEMENTS,
         EXPORT_ELEMENT_SUFFIX,

src/test/java/org/openrewrite/javascript/tree/DeleteTest.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2023 the original author or authors.
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * https://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.openrewrite.javascript.tree;
+
+import org.junit.jupiter.api.Test;
+
+@SuppressWarnings({"JSUnusedLocalSymbols", "JSUnresolvedVariable"})
+class DeleteTest extends ParserTest {
+
+    @Test
+    void delete() {
+        rewriteRun(
+          javaScript(
+            """
+              delete console.log(1)
+              """
+          )
+        );
+    }
+
+}