Created
February 10, 2023 15:02
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Save pstaender/1be92d3e060be7b8e1b87462dab2546e to your computer and use it in GitHub Desktop.
Usage: node simple_json_anonymizer.mjs data.json > anonymized.json
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| import { faker } from '@faker-js/faker/locale/de'; | |
| import {readFile} from 'node:fs/promises'; | |
| // https://fakerjs.dev/api/ | |
| let fields = [ | |
| [ | |
| /email/i, faker.internet.email, | |
| ], | |
| [ | |
| /nachname/i, faker.name.lastName, | |
| ], | |
| [ | |
| /vorname/i, faker.name.firstName | |
| ], | |
| [ | |
| /strasse/i, faker.address.street | |
| ], | |
| [ | |
| /telefon/i, faker.phone.number | |
| ] | |
| ]; | |
| function anonymize(data, fields) { | |
| if (data.constructor === Array) { | |
| return data.map(d => anonymize(d, fields)); | |
| } | |
| for (let k in data) { | |
| if (data[k].constructor === Object || data[k].constructor === Array) { | |
| data[k] = (data[k], fields); | |
| continue; | |
| } | |
| fields.forEach(definition => { | |
| if (definition[0].test(k)) { | |
| data[k] = definition[1](); | |
| } | |
| }) | |
| } | |
| return data; | |
| } | |
| let data = JSON.parse((await readFile(process.argv.at(-1))).toString()) | |
| data = anonymize(data, fields); | |
| console.log(JSON.stringify(data, null, ' ')) |
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