59 lines
1.3 KiB
JavaScript
59 lines
1.3 KiB
JavaScript
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'use strict';
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let spawn = require('cross-spawn');
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module.exports = function spawnAsync() {
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for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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let child;
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let promise = new Promise((fulfill, reject) => {
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child = spawn.apply(spawn, args);
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let stdout = '';
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let stderr = '';
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if (child.stdout) {
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child.stdout.on('data', data => {
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stdout += data;
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});
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}
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if (child.stderr) {
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child.stderr.on('data', data => {
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stderr += data;
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});
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}
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child.on('close', (code, signal) => {
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child.removeAllListeners();
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let result = {
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pid: child.pid,
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output: [stdout, stderr],
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stdout: stdout,
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stderr: stderr,
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status: code,
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signal: signal
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};
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if (code) {
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let error = new Error(`Process exited with non-zero code: ${code}`);
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Object.assign(error, result);
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reject(error);
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} else {
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fulfill(result);
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}
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});
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child.on('error', error => {
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child.removeAllListeners();
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error.pid = child.pid;
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error.output = [stdout, stderr];
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error.stdout = stdout;
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error.stderr = stderr;
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error.status = null;
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reject(error);
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});
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});
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promise.child = child;
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return promise;
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};
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