20 lines
935 B
JavaScript
20 lines
935 B
JavaScript
import { ALWAYS_UNSIGNABLE_HEADERS, PROXY_HEADER_PATTERN, SEC_HEADER_PATTERN } from "./constants";
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export const getCanonicalHeaders = ({ headers }, unsignableHeaders, signableHeaders) => {
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const canonical = {};
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for (const headerName of Object.keys(headers).sort()) {
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if (headers[headerName] == undefined) {
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continue;
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}
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const canonicalHeaderName = headerName.toLowerCase();
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if (canonicalHeaderName in ALWAYS_UNSIGNABLE_HEADERS ||
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unsignableHeaders?.has(canonicalHeaderName) ||
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PROXY_HEADER_PATTERN.test(canonicalHeaderName) ||
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SEC_HEADER_PATTERN.test(canonicalHeaderName)) {
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if (!signableHeaders || (signableHeaders && !signableHeaders.has(canonicalHeaderName))) {
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continue;
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}
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}
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canonical[canonicalHeaderName] = headers[headerName].trim().replace(/\s+/g, " ");
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}
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return canonical;
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};
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