index.js
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'use strict'
const vendors = require('./vendors.json')
const env = process.env
// Used for testing only
Object.defineProperty(exports, '_vendors', {
value: vendors.map(function (v) {
return v.constant
})
})
exports.name = null
exports.isPR = null
vendors.forEach(function (vendor) {
const envs = Array.isArray(vendor.env) ? vendor.env : [vendor.env]
const isCI = envs.every(function (obj) {
return checkEnv(obj)
})
exports[vendor.constant] = isCI
if (!isCI) {
return
}
exports.name = vendor.name
switch (typeof vendor.pr) {
case 'string':
// "pr": "CIRRUS_PR"
exports.isPR = !!env[vendor.pr]
break
case 'object':
if ('env' in vendor.pr) {
// "pr": { "env": "BUILDKITE_PULL_REQUEST", "ne": "false" }
exports.isPR = vendor.pr.env in env && env[vendor.pr.env] !== vendor.pr.ne
} else if ('any' in vendor.pr) {
// "pr": { "any": ["ghprbPullId", "CHANGE_ID"] }
exports.isPR = vendor.pr.any.some(function (key) {
return !!env[key]
})
} else {
// "pr": { "DRONE_BUILD_EVENT": "pull_request" }
exports.isPR = checkEnv(vendor.pr)
}
break
default:
// PR detection not supported for this vendor
exports.isPR = null
}
})
exports.isCI = !!(
env.BUILD_ID || // Jenkins, Cloudbees
env.BUILD_NUMBER || // Jenkins, TeamCity
env.CI || // Travis CI, CircleCI, Cirrus CI, Gitlab CI, Appveyor, CodeShip, dsari
env.CI_APP_ID || // Appflow
env.CI_BUILD_ID || // Appflow
env.CI_BUILD_NUMBER || // Appflow
env.CI_NAME || // Codeship and others
env.CONTINUOUS_INTEGRATION || // Travis CI, Cirrus CI
env.RUN_ID || // TaskCluster, dsari
exports.name ||
false
)
function checkEnv (obj) {
// "env": "CIRRUS"
if (typeof obj === 'string') return !!env[obj]
// "env": { "env": "NODE", "includes": "/app/.heroku/node/bin/node" }
if ('env' in obj) {
// Currently there are no other types, uncomment when there are
// if ('includes' in obj) {
return env[obj.env] && env[obj.env].includes(obj.includes)
// }
}
if ('any' in obj) {
return obj.any.some(function (k) {
return !!env[k]
})
}
return Object.keys(obj).every(function (k) {
return env[k] === obj[k]
})
}