A Script Command for Raycast. Creates a gitignore.

make-gitignore.swift

#!/usr/bin/swift

// Required parameters:
// @raycast.schemaVersion 1
// @raycast.title Make Gitignore
// @raycast.mode fullOutput

// Optional parameters:
// @raycast.icon 👻
// @raycast.argument1 { "type": "text", "placeholder": "Search Operating Systems, IDEs, or Programming Languages", "optional": false }
// @raycast.packageName Developer Utilities

// Documentation:
// @raycast.description Creates a gitignore file.
// @raycast.author Valentin Walter
// @raycast.authorURL https://github.com/ValentinWalter

import Foundation

let args = CommandLine.arguments
	.dropFirst()
	.joined(separator: ",")

let urlString = "https://www.toptal.com/developers/gitignore/api/\(args)"

func error(while action: String) -> Never {
	print("""
	⛔️ \u{001B}[31mError while \(action).\u{001B}[0m
	Attempted URL: \(urlString)
	
	ℹ️ \u{001B}[36mPerhaps you entered an invalid argument.
	\u{001B}[0mSee https://www.toptal.com/developers/gitignore/api/list for a \
	list of available arguments.
	""")
	exit(1)
}

guard let url       = URL(string: urlString)              else { error(while: "parsing the URL") }
guard let data      = try? Data(contentsOf: url)          else { error(while: "parsing the Data") }
guard let gitignore = String(data: data, encoding: .utf8) else { error(while: "creating the gitignore String") }

print(gitignore)