зеркало из https://github.com/github/docs.git
64 строки
2.1 KiB
JavaScript
64 строки
2.1 KiB
JavaScript
import { Liquid, defaultOperators } from 'liquidjs'
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import path from 'path'
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import semver from 'semver'
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// GHE versions are not valid SemVer, but can be coerced...
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// https://github.com/npm/node-semver#coercion
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function matchesVersionString(input) {
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return typeof input === 'string' && input.match(/^(?:[a-z](?:[a-z-]*[a-z])?@)?\d+(?:\.\d+)*/)
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}
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// Support new version formats where version = plan@release
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// e.g., enterprise-server@2.21, where enterprise-server is the plan and 2.21 is the release
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// e.g., free-pro-team@latest, where free-pro-team is the plan and latest is the release
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// in addition to legacy formats where the version passed is simply 2.21
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function splitVersion(version) {
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// The default plan when working with versions is "enterprise-server".
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// Default to that value here to support backward compatibility from before
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// plans were explicitly included.
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let plan = 'enterprise-server'
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let release
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const lastIndex = version.lastIndexOf('@')
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if (lastIndex === -1) {
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release = version
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} else {
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plan = version.slice(0, lastIndex)
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release = version.slice(lastIndex + 1)
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}
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return [plan, release]
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}
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const engine = new Liquid({
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root: path.join(process.cwd(), 'includes'),
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extname: '.html',
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dynamicPartials: false,
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operators: {
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...defaultOperators,
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ver_gt: (left, right) => {
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if (!matchesVersionString(left)) return false
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if (!matchesVersionString(right)) return false
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const [leftPlan, leftRelease] = splitVersion(left)
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const [rightPlan, rightRelease] = splitVersion(right)
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if (leftPlan !== rightPlan) return false
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return semver.gt(semver.coerce(leftRelease), semver.coerce(rightRelease))
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},
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ver_lt: (left, right) => {
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if (!matchesVersionString(left)) return false
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if (!matchesVersionString(right)) return false
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const [leftPlan, leftRelease] = splitVersion(left)
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const [rightPlan, rightRelease] = splitVersion(right)
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if (leftPlan !== rightPlan) return false
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return semver.lt(semver.coerce(leftRelease), semver.coerce(rightRelease))
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},
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},
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})
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export default engine
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