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6 | module.exports = function() {
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7 |
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8 | function webpackHotUpdateCallback(chunkId, moreModules) {
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9 | hotAddUpdateChunk(chunkId, moreModules);
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10 | if (parentHotUpdateCallback) parentHotUpdateCallback(chunkId, moreModules);
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11 | }
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12 |
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13 |
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14 | function hotDownloadUpdateChunk(chunkId) {
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15 | var head = document.getElementsByTagName("head")[0];
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16 | var script = document.createElement("script");
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17 | script.charset = "utf-8";
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18 | script.src = $require$.p + $hotChunkFilename$;
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19 | if ($crossOriginLoading$) script.crossOrigin = $crossOriginLoading$;
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20 | head.appendChild(script);
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21 | }
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22 |
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23 |
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24 | function hotDownloadManifest(requestTimeout) {
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25 | requestTimeout = requestTimeout || 10000;
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26 | return new Promise(function(resolve, reject) {
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27 | if (typeof XMLHttpRequest === "undefined") {
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28 | return reject(new Error("No browser support"));
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29 | }
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30 | try {
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31 | var request = new XMLHttpRequest();
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32 | var requestPath = $require$.p + $hotMainFilename$;
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33 | request.open("GET", requestPath, true);
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34 | request.timeout = requestTimeout;
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35 | request.send(null);
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36 | } catch (err) {
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37 | return reject(err);
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38 | }
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39 | request.onreadystatechange = function() {
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40 | if (request.readyState !== 4) return;
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41 | if (request.status === 0) {
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42 |
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43 | reject(
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44 | new Error("Manifest request to " + requestPath + " timed out.")
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45 | );
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46 | } else if (request.status === 404) {
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47 |
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48 | resolve();
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49 | } else if (request.status !== 200 && request.status !== 304) {
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50 |
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51 | reject(new Error("Manifest request to " + requestPath + " failed."));
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52 | } else {
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53 |
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54 | try {
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55 | var update = JSON.parse(request.responseText);
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56 | } catch (e) {
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57 | reject(e);
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58 | return;
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59 | }
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60 | resolve(update);
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61 | }
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62 | };
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63 | });
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64 | }
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65 | };
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