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feat(config): more 'optimized' generic

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JellyBrick
2023-09-04 17:38:03 +09:00
parent b362118207
commit ae1e106ccd
1 changed files with 4 additions and 8 deletions
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12
config/index.ts
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@ -32,15 +32,11 @@ type Paths<T, D extends number = 10> = [D] extends [never] ? never : T extends o
: never
}[keyof T] : ''
type FirstKey<T extends string> = T extends `${infer K}.${string}` ? K : T;
type NextKey<T extends string> = T extends `${string}.${infer K}` ? K : T;
type PathValue<T, Key extends string> = (
T extends object
? FirstKey<Key> extends keyof T
? PathValue<T[FirstKey<Key>], NextKey<Key>>
: T
type SplitKey<K> = K extends `${infer A}.${infer B}` ? [A, B] : [K, string]
type PathValue<T, K extends string> =
SplitKey<K> extends [infer A extends keyof T, infer B extends string]
? PathValue<T[A], B>
: T
);
const get = <Key extends Paths<typeof defaultConfig>>(key: Key) => store.get(key) as PathValue<typeof defaultConfig, typeof key>;
export default {