Files
nexe/src/steps/cli.ts
T
2018-11-28 20:25:59 -06:00

47 lines
1.6 KiB
TypeScript

import { normalize, relative } from 'path'
import { createWriteStream, chmodSync, statSync } from 'fs'
import { NexeCompiler } from '../compiler'
import { NexeTarget } from '../target'
import { STDIN_FLAG } from '../util'
/**
* The "cli" step detects the appropriate input. If no input options are passed,
* the package.json#main file is used.
* After all the build steps have run, the output (the executable) is written to a file or piped to stdout.
*
* Configuration:
*
* @param {*} compiler
* @param {*} next
*/
export default async function cli(compiler: NexeCompiler, next: () => Promise<void>) {
await next()
const { log } = compiler
const target = compiler.options.targets.shift() as NexeTarget
const deliverable = await compiler.compileAsync(target)
return new Promise((resolve, reject) => {
const step = log.step('Writing result to file')
deliverable
.pipe(createWriteStream(normalize(compiler.output!)))
.on('error', reject)
.once('close', (e: Error) => {
if (e) {
reject(e)
} else if (compiler.output) {
const output = compiler.output
const mode = statSync(output).mode | 0o111
chmodSync(output, mode.toString(8).slice(-3))
const inputFile = relative(process.cwd(), compiler.options.input)
const outputFile = relative(process.cwd(), output)
step.log(
`Entry: '${
compiler.stdinUsed ? (compiler.options.mangle ? STDIN_FLAG : '[none]') : inputFile
}' written to: ${outputFile}`
)
resolve(compiler.quit())
}
})
})
}