30 lines
627 B
JavaScript
30 lines
627 B
JavaScript
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/* @flow */
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var child_process = require('child_process');
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var ls = child_process.spawn('ls');
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var wc = child_process.spawn('wc', ['-l']);
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// args + options.
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child_process.spawn('echo', ['-n', '"Testing..."'], {env: {TEST: 'foo'}});
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// options only.
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child_process.spawn('echo', {env: {FOO: 2}});
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ls.stdout.on('data', function(data) {
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wc.stdin.write(data);
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});
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ls.stderr.on('data', function(data) {
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console.warn(data);
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});
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ls.on('close', function(code) {
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if (code !== 0) {
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console.warn('`ls` exited with code %s', code);
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}
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wc.stdin.end();
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});
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wc.stdout.pipe(process.stdout);
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wc.stderr.pipe(process.stderr);
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