50 lines
1.7 KiB
JavaScript
50 lines
1.7 KiB
JavaScript
import { AlgorithmId } from "@smithy/types";
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export { AlgorithmId };
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const knownAlgorithms = Object.values(AlgorithmId);
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export const getChecksumConfiguration = (runtimeConfig) => {
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const checksumAlgorithms = [];
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for (const id in AlgorithmId) {
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const algorithmId = AlgorithmId[id];
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if (runtimeConfig[algorithmId] === undefined) {
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continue;
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}
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checksumAlgorithms.push({
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algorithmId: () => algorithmId,
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checksumConstructor: () => runtimeConfig[algorithmId],
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});
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}
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for (const [id, ChecksumCtor] of Object.entries(runtimeConfig.checksumAlgorithms ?? {})) {
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checksumAlgorithms.push({
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algorithmId: () => id,
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checksumConstructor: () => ChecksumCtor,
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});
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}
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return {
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addChecksumAlgorithm(algo) {
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runtimeConfig.checksumAlgorithms = runtimeConfig.checksumAlgorithms ?? {};
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const id = algo.algorithmId();
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const ctor = algo.checksumConstructor();
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if (knownAlgorithms.includes(id)) {
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runtimeConfig.checksumAlgorithms[id.toUpperCase()] = ctor;
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}
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else {
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runtimeConfig.checksumAlgorithms[id] = ctor;
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}
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checksumAlgorithms.push(algo);
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},
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checksumAlgorithms() {
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return checksumAlgorithms;
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},
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};
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};
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export const resolveChecksumRuntimeConfig = (clientConfig) => {
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const runtimeConfig = {};
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clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
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const id = checksumAlgorithm.algorithmId();
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if (knownAlgorithms.includes(id)) {
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runtimeConfig[id] = checksumAlgorithm.checksumConstructor();
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}
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});
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return runtimeConfig;
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};
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