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PR-URL: https://github.com/nodejs/node/pull/35474 Reviewed-By: Ruy Adorno <ruyadorno@github.com> Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org> Reviewed-By: Ben Coe <bencoe@gmail.com> Reviewed-By: Geoffrey Booth <webmaster@geoffreybooth.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com> Reviewed-By: Guy Bedford <guybedford@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
19 lines
364 B
JavaScript
19 lines
364 B
JavaScript
'use strict'
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module.exports = function isHeaderConditional (headers) {
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if (!headers || typeof headers !== 'object') {
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return false
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}
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const modifiers = [
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'if-modified-since',
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'if-none-match',
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'if-unmodified-since',
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'if-match',
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'if-range'
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]
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return Object.keys(headers)
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.some(h => modifiers.indexOf(h.toLowerCase()) !== -1)
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}
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