0xweb/dequanto/src/utils/types.ts

Contract package manager and other web3 tools

import { IAccount } from '@dequanto/models/TAccount';
import { TEth } from '@dequanto/models/TEth';
import { TxWriter } from '@dequanto/txs/TxWriter';

type NoneMethodKeys<T> = {
    [P in keyof T]: T[P] extends ((...args) => any) ? never : P;
}[keyof T];

export type InterfaceOf<T> = Omit<T, Exclude<keyof T, NoneMethodKeys<T>>>;

export type ValuesOf<T extends any[]> = T[number];

export type DeepPartial<T> = {
    [P in keyof T]?:
        T[P] extends Array<infer U> ? Array<DeepPartial<U>> :
        T[P] extends ReadonlyArray<infer U> ? ReadonlyArray<DeepPartial<U>> :
        DeepPartial<T[P]> | T[P]
};

export type Constructor<T = {}> = {
    new (...args: any[]): T;
};


export type IntersectionTypeWithArrays<T1, T2, arrayKeys extends (keyof T1 & keyof T2)> = (
    Omit<T1, arrayKeys> &
    Omit<T2, arrayKeys> & {
        [key in arrayKeys]: (
            (T1[key] extends Array<infer U1> ? U1 : never) &
            (T2[key] extends Array<infer U2> ? U2 : never)
        )[]
    }
);

export type ThenArg<T> = T extends PromiseLike<infer U> ? U : T

export type ParametersFromSecond<T extends (x, ...args: any) => any> = T extends (x, ...args: infer P) => any ? P : never;

export type TCallback<TResult = any> = (error: Error, result?: TResult) => void
export type TFnWithCallback<TArgs extends any[], TResult> = (...args: [...TArgs, TCallback<TResult>]) => void

export type DataLike<T> = T extends bigint
    ? bigint | number | TEth.Hex
    : (T extends number
        ? number | TEth.Hex
        : (T extends {}
            ? { [P in keyof T]?: DataLike<T[P]> }
            : (T extends []
                ? DataLike<T[0]>[]
                : T
            )
        )
    );

export type TOverrideReturns<TObject extends { }, TReturn> = {
    [P in keyof TObject]: TObject[P] extends (...args: infer TParams) => any
        ? (...args: TParams) => TReturn
        : never;
}

export type TTxWriteMethodKeys<T> = {
    [P in keyof T]: T[P] extends ((sender: IAccount, ...args) => (Promise<TxWriter>)) ? P : never;
}[keyof T];