cleaned up many warnings

src/barcode_format.rs

@@ -0,0 +1,77 @@
+
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * 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
+ *
+ *      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.
+ */
+
+//package com.google.zxing;
+
+/**
+ * Enumerates barcode formats known to this package. Please keep alphabetized.
+ *
+ * @author Sean Owen
+ */
+#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy)]
+pub enum BarcodeFormat {
+    /** Aztec 2D barcode format. */
+    AZTEC,
+
+    /** CODABAR 1D format. */
+    CODABAR,
+
+    /** Code 39 1D format. */
+    CODE_39,
+
+    /** Code 93 1D format. */
+    CODE_93,
+
+    /** Code 128 1D format. */
+    CODE_128,
+
+    /** Data Matrix 2D barcode format. */
+    DATA_MATRIX,
+
+    /** EAN-8 1D format. */
+    EAN_8,
+
+    /** EAN-13 1D format. */
+    EAN_13,
+
+    /** ITF (Interleaved Two of Five) 1D format. */
+    ITF,
+
+    /** MaxiCode 2D barcode format. */
+    MAXICODE,
+
+    /** PDF417 format. */
+    PDF_417,
+
+    /** QR Code 2D barcode format. */
+    QR_CODE,
+
+    /** RSS 14 */
+    RSS_14,
+
+    /** RSS EXPANDED */
+    RSS_EXPANDED,
+
+    /** UPC-A 1D format. */
+    UPC_A,
+
+    /** UPC-E 1D format. */
+    UPC_E,
+
+    /** UPC/EAN extension format. Not a stand-alone format. */
+    UPC_EAN_EXTENSION,
+}