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Raynos/gist:6f83a548374ba9a243f3b0b82a5102ed

Created April 22, 2020 16:20
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gistfile1.txt
1 import fs, { readFileSync } from 'fs';
2 import { syncBuiltinESMExports, createRequire } from 'module';
3
4 const require = createRequire(import.meta.url)
5 const { readFileSync: readFileSync2 } = require('fs')
6
7 var ref = readFileSync
8
9 console.log('import', readFileSync)
10 console.log('var ok ?', ref)
11 console.log('const destruct ?', readFileSync2)
12
13 fs.readFileSync = () => { console.log('lol') }
14 syncBuiltinESMExports()
15
16 console.log(fs.readFileSync === readFileSync)
17 console.log('import mutated ?', readFileSync)
18 console.log('var mutated ?', ref)
19 console.log('const destruct mutated ?', readFileSync2)
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