Source Map Visualization
1. Click button to start
（`.map` and `.js` files, parse files by fileds `sources, sourcesContent, file` in `.map` file）
2. How it works?
1. Click button to start
（`.map` and `.js` files, parse files by fileds `sources, sourcesContent, file` in `.map` file）
2. How it works?
Original code:
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Generated code:
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