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chore(middleware-flexible-checksums): use switch for selecting checksum algorithm function #6741

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Merged
merged 1 commit into from
Dec 16, 2024
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chore(middleware-flexible-checksums): use switch for selecting checksum algorithm function #6741

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24 changes: 16 additions & 8 deletions packages/middleware-flexible-checksums/src/selectChecksumAlgorithmFunction.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,19 @@ import { getCrc32ChecksumAlgorithmFunction } from "./getCrc32ChecksumAlgorithmFu
export const selectChecksumAlgorithmFunction = (
checksumAlgorithm: ChecksumAlgorithm,
config: PreviouslyResolved
): ChecksumConstructor | HashConstructor =>
({
[ChecksumAlgorithm.MD5]: config.md5,
[ChecksumAlgorithm.CRC32]: getCrc32ChecksumAlgorithmFunction(),
[ChecksumAlgorithm.CRC32C]: AwsCrc32c,
[ChecksumAlgorithm.SHA1]: config.sha1,
[ChecksumAlgorithm.SHA256]: config.sha256,
}[checksumAlgorithm]);
): ChecksumConstructor | HashConstructor => {
switch (checksumAlgorithm) {
case ChecksumAlgorithm.MD5:
return config.md5;
case ChecksumAlgorithm.CRC32:
return getCrc32ChecksumAlgorithmFunction();
case ChecksumAlgorithm.CRC32C:
return AwsCrc32c;
case ChecksumAlgorithm.SHA1:
return config.sha1;
case ChecksumAlgorithm.SHA256:
return config.sha256;
default:
throw new Error(`Unsupported checksum algorithm: ${checksumAlgorithm}`);
}
};
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