@mysten/bcs
Version:
BCS - Canonical Binary Serialization implementation for JavaScript
29 lines (28 loc) • 1.55 kB
TypeScript
import type { Simplify } from '@mysten/utils';
import type { BcsType } from './bcs-type.js';
/**
* Supported encodings.
* Used in `Reader.toString()` as well as in `decodeStr` and `encodeStr` functions.
*/
export type Encoding = 'base58' | 'base64' | 'hex';
export type InferBcsType<T extends BcsType<any>> = T extends BcsType<infer U, any> ? U : never;
export type InferBcsInput<T extends BcsType<any, any>> = T extends BcsType<any, infer U> ? U : never;
export type EnumOutputShape<T extends Record<string, unknown>, Keys extends string = Extract<keyof T, string>, Values = T[keyof T] extends infer Type ? (Type extends BcsType<infer U> ? U : never) : never> = 0 extends Values ? EnumOutputShapeWithKeys<T, never> : 0n extends Values ? EnumOutputShapeWithKeys<T, never> : '' extends Values ? EnumOutputShapeWithKeys<T, never> : false extends Values ? EnumOutputShapeWithKeys<T, never> : EnumOutputShapeWithKeys<T, Keys>;
export type EnumOutputShapeWithKeys<T extends Record<string, unknown>, Keys extends string> = {
[K in keyof T]: Exclude<Keys, K> extends infer Empty extends string ? Simplify<{
[K2 in K]: T[K];
} & {
[K in Empty]?: never;
} & {
$kind: K;
}> : never;
}[keyof T];
export type EnumInputShape<T extends Record<string, unknown>> = {
[K in keyof T]: {
[K2 in K]: T[K];
};
}[keyof T];
export type JoinString<T, Sep extends string> = T extends readonly [
infer F extends string,
...infer R extends string[]
] ? [] extends R ? F : `${F}${Sep}${JoinString<R, Sep>}` : '';