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import {
execSync,
execFileSync,
spawn,
ExecSyncOptionsWithStringEncoding,
} from 'child_process'
import { existsSync } from 'fs'
import globOrig from 'glob'
import { join } from 'path'
import { promisify } from 'util'
export const glob = promisify(globOrig)
export const NEXT_DIR = join(__dirname, '..')
/**
* @param {string} title
* @param {string | string[]} command
* @param {ExecSyncOptions} [opts]
* @returns {string}
*/
export function exec(title, command, opts?: ExecSyncOptionsWithStringEncoding) {
if (Array.isArray(command)) {
logCommand(title, command)
return execFileSync(command[0], command.slice(1), {
stdio: 'inherit',
cwd: NEXT_DIR,
...opts,
})
} else {
logCommand(title, command)
return execSync(command, {
stdio: 'inherit',
cwd: NEXT_DIR,
...opts,
})
}
}
class ExecError extends Error {
code: number | null
stdout: Buffer
stderr: Buffer
}
type ExecOutput = {
stdout: Buffer
stderr: Buffer
}
/**
* @param {string} title
* @param {string | string[]} command
* @param {SpawnOptions} [opts]
*/
export function execAsyncWithOutput(
title,
command,
opts?: Partial<ExecSyncOptionsWithStringEncoding>
): Promise<ExecOutput> {
logCommand(title, command)
const proc = spawn(command[0], command.slice(1), {
encoding: 'utf8',
stdio: ['inherit', 'pipe', 'pipe'],
cwd: NEXT_DIR,
...opts,
})
if (!proc || !proc.stdout || !proc.stderr) {
throw new Error(`Failed to spawn: ${title}`)
}
const stdout: Buffer[] = []
proc.stdout.on('data', (data) => {
process.stdout.write(data)
stdout.push(data)
})
const stderr: Buffer[] = []
proc.stderr.on('data', (data) => {
process.stderr.write(data)
stderr.push(data)
})
return new Promise((resolve, reject) => {
proc.on('exit', (code) => {
if (code === 0) {
return resolve({
stdout: Buffer.concat(stdout),
stderr: Buffer.concat(stderr),
})
}
const err = new ExecError(
`Command failed with exit code ${code}: ${prettyCommand(command)}`
)
err.code = code
err.stdout = Buffer.concat(stdout)
err.stderr = Buffer.concat(stderr)
reject(err)
})
})
}
/**
* @template T
* @param {string} title
* @param {() => T} fn
* @returns {T}
*/
export function execFn<T>(title: string, fn: () => T): T {
logCommand(title, fn.toString())
return fn()
}
/**
* @param {string | string[]} command
*/
function prettyCommand(command: string | string[]): string {
if (Array.isArray(command)) command = command.join(' ')
return command.replace(/ -- .*/, ' -- …')
}
/**
* @param {string} title
* @param {string | string[]} [command]
*/
export function logCommand(title: string, command: string | string[]) {
if (command) {
const pretty = prettyCommand(command)
console.log(`\n\x1b[1;4m${title}\x1b[0m\n> \x1b[1m${pretty}\x1b[0m\n`)
} else {
console.log(`\n\x1b[1;4m${title}\x1b[0m\n`)
}
}
const DEFAULT_GLOBS = ['**', '!target', '!node_modules', '!crates', '!.turbo']
const FORCED_GLOBS = ['package.json', 'README*', 'LICENSE*', 'LICENCE*']
/**
* @param {string} path
* @returns {Promise<string[]>}
*/
export async function packageFiles(path: string): Promise<string[]> {
const { files = DEFAULT_GLOBS, main, bin } = require(`${path}/package.json`)
const allFiles: string[] = files.concat(
FORCED_GLOBS,
main ?? [],
Object.values(bin ?? {})
)
const isGlob = (f) => f.includes('*') || f.startsWith('!')
const simpleFiles = allFiles
.filter((f) => !isGlob(f) && existsSync(join(path, f)))
.map((f) => f.replace(/^\.\//, ''))
const globFiles = allFiles.filter(isGlob)
const globbedFiles = await glob(
`+(${globFiles.filter((f) => !f.startsWith('!')).join('|')})`,
{
cwd: path,
ignore: `+(${globFiles
.filter((f) => f.startsWith('!'))
.map((f) => f.slice(1))
.join('|')})`,
}
)
const packageFiles = [...globbedFiles, ...simpleFiles].sort()
const set = new Set()
return packageFiles.filter((f) => {
if (set.has(f)) return false
// We add the full path, but check for parent directories too.
// This catches the case where the whole directory is added and then a single file from the directory.
// The sorting before ensures that the directory comes before the files inside of the directory.
set.add(f)
while (f.includes('/')) {
f = f.replace(/\/[^/]+$/, '')
if (set.has(f)) return false
}
return true
})
}
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