node/deps/npm/node_modules/make-fetch-happen/utils/is-header-conditional.js
Myles Borins 2e54524955
deps: update npm to 7.0.0-rc.3
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>
2020-10-07 09:59:49 -04:00

19 lines
364 B
JavaScript

'use strict'
module.exports = function isHeaderConditional (headers) {
if (!headers || typeof headers !== 'object') {
return false
}
const modifiers = [
'if-modified-since',
'if-none-match',
'if-unmodified-since',
'if-match',
'if-range'
]
return Object.keys(headers)
.some(h => modifiers.indexOf(h.toLowerCase()) !== -1)
}