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Apr 19, 2023 · Mobile Development

Debugging React‑Native White‑Screen Crashes by Analyzing Metro Bundling and Extracting Code‑Feature Patterns

The article walks through a real‑world React‑Native white‑screen crash, explains how the Metro bundler transforms source code into a jsbundle, extracts two distinctive code‑feature patterns (e.default = v and return (0, l.default)(b,[{)), and demonstrates how these patterns can be used to locate the original component files responsible for the error.

JSBundleMetroReact Native

0 likes · 13 min read

Debugging React‑Native White‑Screen Crashes by Analyzing Metro Bundling and Extracting Code‑Feature Patterns

Qunar Tech Salon

Dec 7, 2022 · Mobile Development

Optimizing Time‑to‑Interactive (TTI) in the Qunar Travel App: JSBundle Loading, Rendering, and Service Request Strategies

This article describes how Qunar’s travel app team built a unified performance measurement platform and applied a series of frontend‑focused optimizations—including JSBundle pre‑loading, slimming, splitting, rendering‑stage improvements, and service‑request prefetching—to consistently reduce the Time‑to‑Interactive metric by double‑digit percentages across core booking pages.

JSBundleMobile FrontendReact Native

0 likes · 12 min read