1 files changed, 39 insertions, 0 deletions
diff --git a/src/arrow/js/src/vector/utf8.ts b/src/arrow/js/src/vector/utf8.ts
new file mode 100644
index 000000000..a891c0dc5
--- /dev/null
+++ b/src/arrow/js/src/vector/utf8.ts
@@ -0,0 +1,39 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// 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.
+
+import { Vector } from '../vector';
+import { Chunked } from './chunked';
+import { BaseVector } from './base';
+import { Binary, Utf8 } from '../type';
+import { VectorBuilderOptions } from './index';
+import { vectorFromValuesWithType } from './index';
+import { VectorBuilderOptionsAsync } from './index';
+
+/** @ignore */
+export class Utf8Vector extends BaseVector<Utf8> {
+    public static from<TNull = any>(input: Iterable<string | TNull>): Utf8Vector;
+    public static from<TNull = any>(input: AsyncIterable<string | TNull>): Promise<Utf8Vector>;
+    public static from<TNull = any>(input: VectorBuilderOptions<Utf8, string | TNull>): Chunked<Utf8>;
+    public static from<TNull = any>(input: VectorBuilderOptionsAsync<Utf8, string | TNull>): Promise<Chunked<Utf8>>;
+    /** @nocollapse */
+    public static from<TNull = any>(input: Iterable<string | TNull> | AsyncIterable<string | TNull> | VectorBuilderOptions<Utf8, string | TNull> | VectorBuilderOptionsAsync<Utf8, string | TNull>) {
+        return vectorFromValuesWithType(() => new Utf8(), input);
+    }
+    public asBinary() {
+        return Vector.new(this.data.clone(new Binary()));
+    }
+}