Daniel Kennedy
45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
const childProcess = require('child_process')
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const path = require('path')
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// Parse args
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const args = {}
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for (const arg of process.argv.slice(2)) {
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const idx = arg.indexOf('=')
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if (idx !== -1) {
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args[arg.slice(0, idx)] = arg.slice(idx + 1)
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}
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}
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const filePath = args.file
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if (!filePath) {
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throw new Error('file is not specified')
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}
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// Spawn wait-for-file.cjs with inherited stdio
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// This creates a grandchild process that holds the stdio handles open
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// after this process (the child) exits
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const waitScript = path.join(__dirname, 'wait-for-file.cjs')
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const isWindows = process.platform === 'win32'
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// On Windows, use detached:true to properly keep streams open
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// On Unix, detached:true also works and creates a new process group
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const child = childProcess.spawn(process.execPath, [waitScript, `file=${filePath}`], {
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stdio: ['ignore', 'inherit', 'inherit'],
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detached: true,
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windowsHide: true
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})
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// Don't wait for child to exit
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child.unref()
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// Handle optional stderr output (must happen BEFORE we exit)
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if (args.stderr === 'true') {
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process.stderr.write('hi')
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}
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// Small delay to ensure child has started and inherited handles
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setTimeout(() => {
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const exitCode = args.exitCode ? parseInt(args.exitCode, 10) : 0
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process.exit(exitCode)
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}, 50)
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