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#!/usr/bin/env node
import { performance } from 'node:perf_hooks'
import module from 'node:module'
if (!import.meta.url.includes('node_modules')) {
if (!process.env.DEBUG_DISABLE_SOURCE_MAP) {
// eslint-disable-next-line n/no-unsupported-features/node-builtins -- only used in dev
process.setSourceMapsEnabled(true)
}
process.on('unhandledRejection', (err) => {
throw new Error('UNHANDLED PROMISE REJECTION', { cause: err })
})
}
global.__vite_start_time = performance.now()
// check debug mode first before requiring the CLI.
const debugIndex = process.argv.findIndex((arg) => /^(?:-d|--debug)$/.test(arg))
const filterIndex = process.argv.findIndex((arg) =>
/^(?:-f|--filter)$/.test(arg),
)
const profileIndex = process.argv.indexOf('--profile')
if (debugIndex > 0) {
let value = process.argv[debugIndex + 1]
if (!value || value[0] === '-') {
value = 'vite:*'
} else {
// support debugging multiple flags with comma-separated list
value = value
.split(',')
.map((v) => `vite:${v}`)
.join(',')
}
process.env.DEBUG = `${
process.env.DEBUG ? process.env.DEBUG + ',' : ''
}${value}`
if (filterIndex > 0) {
const filter = process.argv[filterIndex + 1]
if (filter && filter[0] !== '-') {
process.env.VITE_DEBUG_FILTER = filter
}
}
}
function start() {
try {
// eslint-disable-next-line n/no-unsupported-features/node-builtins -- it is supported in Node 22.8.0+ and only called if it exists
module.enableCompileCache?.()
// flush the cache after 10s because the cache is not flushed until process end
// for dev server, the cache is never flushed unless manually flushed because the process.exit is called
// also flushing the cache in SIGINT handler seems to cause the process to hang
setTimeout(() => {
try {
// eslint-disable-next-line n/no-unsupported-features/node-builtins -- it is supported in Node 22.12.0+ and only called if it exists
module.flushCompileCache?.()
} catch {}
}, 10 * 1000).unref()
} catch {}
return import('../dist/node/cli.js')
}
if (profileIndex > 0) {
process.argv.splice(profileIndex, 1)
const next = process.argv[profileIndex]
if (next && next[0] !== '-') {
process.argv.splice(profileIndex, 1)
}
const inspector = await import('node:inspector').then((r) => r.default)
const session = (global.__vite_profile_session = new inspector.Session())
session.connect()
session.post('Profiler.enable', () => {
session.post('Profiler.start', start)
})
} else {
start()
}
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