kai wu aaron5470
aaron5470
/ extract-sourcemap.mjs
Created
March 31, 2026 13:43
— forked from sorrycc/extract-sourcemap.mjs
Extract original source code from JavaScript .map (source map) files. Reads sourcesContent, skips node_modules, reconstructs the original file tree.
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| #!/usr/bin/env node | |
| /** | |
| * Extract original source code from a JavaScript source map file. | |
| * | |
| * Usage: | |
| * node extract-sourcemap.mjs <path-to-.map-file> [output-dir] | |
| * | |
| * Example: | |
| * node extract-sourcemap.mjs cli.js.map ./src-extracted |
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| """ | |
| The most atomic way to train and inference a GPT in pure, dependency-free Python. | |
| This file is the complete algorithm. | |
| Everything else is just efficiency. | |
| @karpathy | |
| """ | |
| import os # os.path.exists | |
| import math # math.log, math.exp |