diff --git a/packages/react-dev-utils/FileSizeReporter.js b/packages/react-dev-utils/FileSizeReporter.js index b2b4cc6904d39aee9ada96af7267df40980e3485..cdf3f3b69c8e3e788ff73da41e690747292b4e3b 100644 --- a/packages/react-dev-utils/FileSizeReporter.js +++ b/packages/react-dev-utils/FileSizeReporter.js @@ -136,9 +136,9 @@ function measureFileSizesBeforeBuild(buildFolder) { var sizes; if (!err && fileNames) { sizes = fileNames.filter(canReadAsset).reduce((memo, fileName) => { - var contents = fs.readFileSync(fileName); + var fileStat = fs.statSync(fileName); var key = removeFileNameHash(buildFolder, fileName); - memo[key] = gzipSize(contents); + memo[key] = fileStat.size; return memo; }, {}); }