git ssb

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#!/usr/bin/env node
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'use strict';
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var assert = require('assert');
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var cp = require('child_process');
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var child;
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assert(!process.send);
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try {
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  child = cp.fork(
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    require.resolve('./test-cpfork-a-child.js')
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  );
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} catch (e) {
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  console.log(e.message);
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}
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child.on('message', function (value) {
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  console.log(value.toString());
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  child.send(value);
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});
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child.send(2);
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child.on('exit', function (code) {
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  console.log('Child exited with code', code);
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});
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