102 lines
2.6 KiB
JavaScript
102 lines
2.6 KiB
JavaScript
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const semver = require('semver')
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const checkEngine = (target, npmVer, nodeVer, force = false) => {
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const nodev = force ? null : nodeVer
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const eng = target.engines
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const opt = { includePrerelease: true }
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if (!eng) {
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return
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}
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const nodeFail = nodev && eng.node && !semver.satisfies(nodev, eng.node, opt)
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const npmFail = npmVer && eng.npm && !semver.satisfies(npmVer, eng.npm, opt)
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if (nodeFail || npmFail) {
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throw Object.assign(new Error('Unsupported engine'), {
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pkgid: target._id,
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current: { node: nodeVer, npm: npmVer },
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required: eng,
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code: 'EBADENGINE',
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})
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}
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}
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const isMusl = (file) => file.includes('libc.musl-') || file.includes('ld-musl-')
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const checkPlatform = (target, force = false, environment = {}) => {
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if (force) {
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return
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}
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const platform = environment.os || process.platform
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const arch = environment.cpu || process.arch
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const osOk = target.os ? checkList(platform, target.os) : true
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const cpuOk = target.cpu ? checkList(arch, target.cpu) : true
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let libcOk = true
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let libcFamily = null
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if (target.libc) {
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// libc checks only work in linux, any value is a failure if we aren't
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if (environment.libc) {
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libcOk = checkList(environment.libc, target.libc)
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} else if (platform !== 'linux') {
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libcOk = false
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} else {
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const report = process.report.getReport()
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if (report.header?.glibcVersionRuntime) {
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libcFamily = 'glibc'
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} else if (Array.isArray(report.sharedObjects) && report.sharedObjects.some(isMusl)) {
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libcFamily = 'musl'
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}
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libcOk = libcFamily ? checkList(libcFamily, target.libc) : false
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}
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}
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if (!osOk || !cpuOk || !libcOk) {
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throw Object.assign(new Error('Unsupported platform'), {
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pkgid: target._id,
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current: {
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os: platform,
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cpu: arch,
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libc: libcFamily,
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},
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required: {
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os: target.os,
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cpu: target.cpu,
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libc: target.libc,
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},
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code: 'EBADPLATFORM',
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})
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}
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}
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const checkList = (value, list) => {
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if (typeof list === 'string') {
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list = [list]
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}
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if (list.length === 1 && list[0] === 'any') {
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return true
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}
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// match none of the negated values, and at least one of the
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// non-negated values, if any are present.
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let negated = 0
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let match = false
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for (const entry of list) {
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const negate = entry.charAt(0) === '!'
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const test = negate ? entry.slice(1) : entry
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if (negate) {
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negated++
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if (value === test) {
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return false
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}
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} else {
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match = match || value === test
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}
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}
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return match || negated === list.length
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}
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module.exports = {
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checkEngine,
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checkPlatform,
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}
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