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Typescript Advanced Types

Listed
sickn33·vlatest·backend·MIT

Generates complex, type-safe TypeScript code leveraging advanced features like conditional types, mapped types, and discriminated unions.

Install on your platform

Showing Claude Code. One command installs this skill into any of the agents below.

  1. 1

    Run this in your project

    terminal
    $ npx skills add sickn33/agentic-awesome-skills --skill typescript-advanced-types -a claude-code
  2. Uses the open-source skills CLI and needs Node.js. Add -g to install it for your user instead of this project.

What we know about this skill

Publisher

sickn33

Taken from the source listing. We haven't verified who controls this account.

Install target

Live repository

Not pinned. Installing fetches whatever the repository holds at the time you run the command.

No human has reviewed this code. The checks below are a static scan of the files at one commit — nobody has run this skill or judged whether it works. A skill runs with whatever access you give your agent, so read the source before you install it.

Automated safety checks

scanned

This skill failed 1 of 6 checks. A failure is not proof of bad intent; it means something in the code needs a human to look at it before you run it.

  • Declares what it does: failed

    No SKILL.md was found in the skill's directory.

    SKILL.md exists, its frontmatter parses, and it declares a name and a description.

  • No undeclared network calls: passed

    Makes no network calls.

    Every host the skill dials — from its scripts, its config endpoints or the commands it tells the agent to run — is either well-known package and API infrastructure or declared in its own frontmatter. Links in documentation are not counted.

  • No obfuscated payloads: passed

    No encoded or obfuscated payloads.

    No base64, hex or compressed blob is decoded and then executed, and no encoded shell commands.

  • No credential access: passed

    Reads no keys, tokens, keychains or credential files.

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  • No pipe-to-shell installers: passed

    No pipe-to-shell or download-and-run installers.

    No `curl … | sh` pattern, in the code or in the instructions, that runs code fetched at run time.

  • Pinned to a commit: passed

    Scanned sickn33/agentic-awesome-skills at c808e6e480.

    The exact upstream commit SHA that was scanned is recorded, so the result refers to specific bytes.

Scanned
0 files
Copies in repo
3 — all of them scanned
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About this skill

What it does

This skill equips AI agents to generate and manipulate complex TypeScript type definitions, enabling the creation of robust, strongly-typed codebases. It specifically handles advanced patterns like generics, conditional types, mapped types, and utility types to ensure type safety at scale.

When to use it

  • Defining reusable generic components that adapt to various input shapes without losing type information.
  • Creating complex data transformation pipelines where input and output structures differ significantly.
  • Enforcing strict validation rules across large codebases by leveraging mapped types for property-level constraints.
  • Generating boilerplate code for domain-specific models while maintaining full IntelliSense support.

Key capabilities

  • Advanced generic type inference and constraint handling.
  • Implementation of conditional types for branching logic based on input types.
  • Construction of mapped types to transform object structures dynamically.
  • Usage of utility types (e.g., Partial, Pick, Omit) for rapid type manipulation.

Example prompts

  • "Create a generic function that accepts an array of objects and returns a new array with specific properties removed, using mapped types."
  • "Define a conditional type that distinguishes between 'success' and 'error' response objects based on the status code property."
  • "Generate a utility type to convert all string values in a nested object structure to their corresponding enum types."

Tips & gotchas

Ensure your AI agent understands the specific TypeScript version being targeted, as some advanced features require newer compiler versions. Overly complex conditional types can sometimes lead to inference issues; break them down into smaller helper types if the generated code becomes unreadable.