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Fix file lock issue with MSBuild's /bl flag and the metro bundler #5186

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Jun 12, 2020
Merged

Fix file lock issue with MSBuild's /bl flag and the metro bundler #5186

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81c810f
Fix file lock issue wiht msbuild /bl flag and the metro bundler
dannyvv Jun 11, 2020
40dc337
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dannyvv Jun 12, 2020
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8 changes: 8 additions & 0 deletions change/react-native-windows-2020-06-11-17-03-06-master.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
{
"type": "prerelease",
"comment": "Fix file lock issue wiht msbuild /bl flag and the metro bundler",
"packageName": "react-native-windows",
"email": "dannyvv@microsoft.com",
"dependentChangeType": "patch",
"date": "2020-06-12T00:03:06.389Z"
}
5 changes: 5 additions & 0 deletions vnext/metro.config.js
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Expand Up @@ -5,6 +5,7 @@ const fs = require('fs');
const path = require('path');
const rnwPath = __dirname;
const {resolve} = require('metro-resolver');
const blacklist = require('metro-config/src/defaults/blacklist');

function reactNativePlatformResolver(platformImplementations) {
return (context, _realModuleName, platform, moduleName) => {
Expand Down Expand Up @@ -49,6 +50,10 @@ module.exports = {
// Redirect react-native-windows to this folder
'react-native-windows': rnwPath,
},
blacklistRE: blacklist([
// Avoid error EBUSY: resource busy or locked, open '...\vnext\msbuild.ProjectImports.zip' when building 'vnext\Microsoft.ReactNative.sln' with '/bl'
/.*\.ProjectImports\.zip/,
]),
},

transformer: {
Expand Down