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node_modules/google-gax/build/src/fallbackError.js

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+"use strict";
+/**
+ * Copyright 2019 Google LLC
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+const protobuf = require("protobufjs");
+class FallbackErrorDecoder {
+    constructor() {
+        const errorProtoJson = require('../../protos/status.json');
+        this.root = protobuf.Root.fromJSON(errorProtoJson);
+        this.anyType = this.root.lookupType('google.protobuf.Any');
+        this.statusType = this.root.lookupType('google.rpc.Status');
+    }
+    decodeProtobufAny(anyValue) {
+        const match = anyValue.type_url.match(/^type.googleapis.com\/(.*)/);
+        if (!match) {
+            throw new Error(`Unknown type encoded in google.protobuf.any: ${anyValue.type_url}`);
+        }
+        const typeName = match[1];
+        const type = this.root.lookupType(typeName);
+        if (!type) {
+            throw new Error(`Cannot lookup type ${typeName}`);
+        }
+        return type.decode(anyValue.value);
+    }
+    // Decodes gRPC-fallback error which is an instance of google.rpc.Status.
+    decodeRpcStatus(buffer) {
+        const uint8array = new Uint8Array(buffer);
+        const status = this.statusType.decode(uint8array);
+        // google.rpc.Status contains an array of google.protobuf.Any
+        // which need a special treatment
+        const result = {
+            code: status.code,
+            message: status.message,
+            details: status.details.map(detail => this.decodeProtobufAny(detail)),
+        };
+        return result;
+    }
+}
+exports.FallbackErrorDecoder = FallbackErrorDecoder;
+//# sourceMappingURL=fallbackError.js.map