UNPKG

785 BJavaScriptView Raw
1import { isHex, isU8a, u8aToHex, u8aToU8a } from '@polkadot/util';
2import { decodeAddress } from '@polkadot/util-crypto';
3export class Pairs {
4 __internal__map = {};
5 add(pair) {
6 this.__internal__map[decodeAddress(pair.address).toString()] = pair;
7 return pair;
8 }
9 all() {
10 return Object.values(this.__internal__map);
11 }
12 get(address) {
13 const pair = this.__internal__map[decodeAddress(address).toString()];
14 if (!pair) {
15 throw new Error(`Unable to retrieve keypair '${isU8a(address) || isHex(address)
16 ? u8aToHex(u8aToU8a(address))
17 : address}'`);
18 }
19 return pair;
20 }
21 remove(address) {
22 delete this.__internal__map[decodeAddress(address).toString()];
23 }
24}