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node_modules/lowdb/lib/adapters/node/TextFile.js
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Ivan
init: add server files and depdendcies from task
06 сен 2024, 20:55
06 сен 2024, 20:55
880ac28
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import { readFileSync, renameSync, writeFileSync } from 'node:fs'; import { readFile } from 'node:fs/promises'; import path from 'node:path'; import { Writer } from 'steno'; export class TextFile { #filename; #writer; constructor(filename) { this.#filename = filename; this.#writer = new Writer(filename); } async read() { let data; try { data = await readFile(this.#filename, 'utf-8'); } catch (e) { if (e.code === 'ENOENT') { return null; } throw e; } return data; } write(str) { return this.#writer.write(str); } } export class TextFileSync { #tempFilename; #filename; constructor(filename) { this.#filename = filename; const f = filename.toString(); this.#tempFilename = path.join(path.dirname(f), `.${path.basename(f)}.tmp`); } read() { let data; try { data = readFileSync(this.#filename, 'utf-8'); } catch (e) { if (e.code === 'ENOENT') { return null; } throw e; } return data; } write(str) { writeFileSync(this.#tempFilename, str); renameSync(this.#tempFilename, this.#filename); } }