@aws-amplify/storage
Version:
Storage category of aws-amplify
47 lines (45 loc) • 1.99 kB
JavaScript
;
// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
Object.defineProperty(exports, "__esModule", { value: true });
exports.headObject = void 0;
const aws_client_utils_1 = require("@aws-amplify/core/internals/aws-client-utils");
const utils_1 = require("@aws-amplify/core/internals/utils");
const composers_1 = require("@aws-amplify/core/internals/aws-client-utils/composers");
const base_1 = require("./base");
const utils_2 = require("./utils");
const headObjectSerializer = async (input, endpoint) => {
const url = new utils_1.AmplifyUrl(endpoint.url.toString());
(0, utils_2.validateS3RequiredParameter)(!!input.Key, 'Key');
url.pathname = (0, utils_2.serializePathnameObjectKey)(url, input.Key);
return {
method: 'HEAD',
headers: {},
url,
};
};
const headObjectDeserializer = async (response) => {
if (response.statusCode >= 300) {
// error is always set when statusCode >= 300
const error = (await (0, utils_2.parseXmlError)(response));
throw (0, utils_2.buildStorageServiceError)(error, response.statusCode);
}
else {
const contents = {
...(0, utils_2.map)(response.headers, {
ContentLength: ['content-length', utils_2.deserializeNumber],
ContentType: 'content-type',
ETag: 'etag',
LastModified: ['last-modified', utils_2.deserializeTimestamp],
VersionId: 'x-amz-version-id',
}),
Metadata: (0, utils_2.deserializeMetadata)(response.headers),
};
return {
$metadata: (0, aws_client_utils_1.parseMetadata)(response),
...contents,
};
}
};
exports.headObject = (0, composers_1.composeServiceApi)(utils_2.s3TransferHandler, headObjectSerializer, headObjectDeserializer, { ...base_1.defaultConfig, responseType: 'text' });
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