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Update react-native-bundle-visualizer.js #128

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Update react-native-bundle-visualizer.js #128

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63 changes: 59 additions & 4 deletions src/react-native-bundle-visualizer.js
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,7 @@ const commands = [
bundleOutput,
'--sourcemap-output',
bundleOutputSourceMap,
'--minify',
// '--minify',
isExpo
];
if (resetCache) {
Expand Down Expand Up @@ -140,19 +140,74 @@ bundlePromise

// Make sure the explorer output dir is removed
fs.removeSync(outDir);
console.log(chalk.yellow('Attempting to analyze bundle...'));
return explore(
{
code: bundleOutput,
map: bundleOutputSourceMap,
map: bundleOutputSourceMap
},
{
onlyMapped,
onlyMapped: false,
output: {
format,
filename: bundleOutputExplorerFile,
},
noBorderChecks: true,
// Add these options to be more lenient with source map errors
tolerateInvalidMappings: true,
excludeSourceMapComment: true,
replaceMap: {
from: '',
to: ''
}
}
);
).then((result) => {
if (verbose) {
if (result.bundles && result.bundles.length > 0) {
result.bundles.forEach((bundle) => {
Object.keys(bundle.files).forEach((file) => {
console.log(
chalk.green(file + ', size: ' + bundle.files[file].size + ' bytes')
);
});
});
} else {
console.log(chalk.yellow('No bundle information available.'));
}
}

// Log any errors or warnings
if (result.errors) {
result.errors.forEach((error) => {
if (error.isWarning) {
console.log(chalk.yellow.bold('Warning: ' + error.message));
} else {
console.log(chalk.red.bold('Error: ' + error.message));
}
});
}

// Open output file
return open(bundleOutputExplorerFile);
}).catch(error => {
console.log(chalk.red('=== Detailed error ==='));
console.error(error);

// Fallback to analyzing without source map
console.log(chalk.yellow('Attempting to analyze bundle without source map...'));
return explore(
{
code: bundleOutput
},
{
onlyMapped: false,
output: {
format,
filename: bundleOutputExplorerFile,
}
}
).then(() => open(bundleOutputExplorerFile));
});
}

// Log info and open output file
Expand Down