git ssb

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'use strict';
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var promisify = require('util').promisify;
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if (!promisify) return console.log('ok');
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var fs = require('fs');
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var execAsync = promisify(require('child_process').exec);
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var existsAsync = promisify(fs.exists);
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var readAsync = promisify(fs.read);
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execAsync('whoami').then(function (output) {
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  console.log(JSON.stringify(output));
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  existsAsync('./main.js').then(function (existence) {
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    console.log(existence);
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    fs.open('./main.js', 'r', function (error, fd) {
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      if (error) return;
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      readAsync(fd, Buffer.alloc(10), 0, 10, 0).then(function (tuple) {
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        console.log(JSON.stringify(tuple));
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      });
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    });
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  });
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});
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