Commit 894c2df

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Merge pull request #142 from px-d/main

Add Typescript Category & first initial snippet.

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	`1`	`+[`
	`2`	`+ {`
	`3`	`+ "categoryName": "Helper Types",`
	`4`	`+ "snippets": [`
	`5`	`+ {`
	`6`	`+ "title": "Exclusive Types",`
	`7`	`+ "description": "Allows to have a type which conforms to either/or.",`
	`8`	`+ "author": "px-d",`
	`9`	`+ "tags": [`
	`10`	`+ "typescript",`
	`11`	`+ "helper-types",`
	`12`	`+ "typedefinition"`
	`13`	`+ ],`
	`14`	`+ "contributors": [],`
	`15`	+ "code": "type Exclusive<T, U = T> = T \| U extends Record<string, unknown>\n ?\n \| ({ [P in Exclude<keyof T, keyof U>]?: never } & U)\n \| ({ [P in Exclude<keyof U, keyof T>]?: never } & T)\n : T \| U;\n\n\n// Usage:\ntype A = { name: string; email?: string; provider?: string };\ntype B = { name: string; phone?: string; country?: string };\n\ntype EitherOr = Exclusive<A, B>;\n\nconst w: EitherOr = { name: \"John\", email: \"j@d.c\" }; // ✅\nconst x: EitherOr = { name: \"John\", phone: \"+123 456\" }; // ✅\nconst y: EitherOr = { name: \"John\", email: \"\", phone: \"\" }; // ⛔️\nconst z: EitherOr = { name: \"John\", phne: \"\", provider: \"\" }; // ⛔️\n"
	`16`	`+ }`
	`17`	`+ ]`
	`18`	`+ }`
	`19`	`+]`

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	`1`	`+---`
	`2`	`+title: Exclusive Types`
	`3`	`+description: Allows to have a type which conforms to either/or.`
	`4`	`+author: px-d`
	`5`	`+tags: typescript,helper-types,typedefinition`
	`6`	`+---`
	`7`	`+`
	`8`	+```ts
	`9`	`+type Exclusive<T, U = T> = T \| U extends Record<string, unknown>`
	`10`	`+ ?`
	`11`	`+ \| ({ [P in Exclude<keyof T, keyof U>]?: never } & U)`
	`12`	`+ \| ({ [P in Exclude<keyof U, keyof T>]?: never } & T)`
	`13`	`+ : T \| U;`
	`14`	`+`
	`15`	`+`
	`16`	`+// Usage:`
	`17`	`+type A = { name: string; email?: string; provider?: string };`
	`18`	`+type B = { name: string; phone?: string; country?: string };`
	`19`	`+`
	`20`	`+type EitherOr = Exclusive<A, B>;`
	`21`	`+`
	`22`	`+const w: EitherOr = { name: "John", email: "j@d.c" }; // ✅`
	`23`	`+const x: EitherOr = { name: "John", phone: "+123 456" }; // ✅`
	`24`	`+const y: EitherOr = { name: "John", email: "", phone: "" }; // ⛔️`
	`25`	`+const z: EitherOr = { name: "John", phne: "", provider: "" }; // ⛔️`
	`26`	+```

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