1 | "use strict";
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2 |
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3 |
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4 |
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5 | function drain(stream) {
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6 |
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7 | if(stream.then)
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8 | return stream.then(drain);
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9 |
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10 | return new Promise(function(resolve, reject) {
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11 |
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12 | var body = [];
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13 |
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14 |
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15 | var state = stream._readableState;
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16 | if(state && state.ended && !state.length)
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17 | resolve(Buffer.concat(body));
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18 |
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19 | stream.on('error', reject);
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20 |
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21 | stream.on('data', function(buf) {
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22 | body.push(buf);
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23 | });
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24 |
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25 | stream.on('end', function() {
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26 | resolve(Buffer.concat(body));
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27 | });
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28 |
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29 | return stream;
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30 | });
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31 | }
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32 |
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33 |
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34 | module.exports = drain;
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