Nodejs basics

[madii09]

1. Task: Task
2. Screenshot:
3. Deployment:
4. Done: 01.03.2026 / Deadline: 03.03.2026
5. Score: 206/ 206

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FS Module (src/fs)

• create.js – creates fresh.txt with content, throws error if file exists
• copy.js – copies files folder to files_copy, throws error on missing folder or existing copy
• rename.js – renames wrongFilename.txt → properFilename.md, handles errors
• delete.js – deletes fileToRemove.txt, throws error if missing
• list.js – prints filenames from files folder, error if folder missing
• read.js – prints content of fileToRead.txt, error if file missing

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CLI Module (src/cli)

• env.js – parses environment variables with RSS_ prefix
• args.js – parses command-line arguments in --prop value format

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Modules (src/modules)

• esm.mjs – converted from CommonJS cjsToEsm.cjs to ES Module

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Hash (src/hash)

• calcHash.js – calculates SHA256 hash using Streams API

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Streams (src/streams)

• read.js – reads file using Readable Stream
• write.js – writes stdin to file using Writable Stream
• transform.js – reverses stdin text using Transform Stream

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Zlib (src/zip)

• compress.js – compresses file to archive.gz using zlib and Streams API
• decompress.js – restores file from archive.gz

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Worker Threads (src/wt)

• worker.js – calculates nth Fibonacci from main thread input
• main.js – spawns workers equal to CPU cores, sends incremental numbers, collects results

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Child Processes (src/cp)

• cp.js – spawns child process (script.js), handles IPC between stdin/stdout