watchAsset
Requests that the user tracks the token in their wallet. Returns a boolean indicating if the token was successfully added.
Usage
ts
import { watchAsset } from 'viem';
Usage
ts
import { watchAsset } from 'viem';
import { walletClient } from '.';
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18,
symbol: 'WETH',
},
});
Returns
boolean
Boolean indicating if the token was successfully added.
Parameters
type
- Type:
string
Token type.
ts
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18,
symbol: 'WETH',
},
});
options.address
- Type:
Address
The address of the token contract.
ts
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18,
symbol: 'WETH',
},
});
options.decimals
- Type:
number
The number of token decimals.
ts
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18,
symbol: 'WETH',
},
});
options.symbol
- Type:
string
A ticker symbol or shorthand, up to 11 characters.
ts
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18
symbol: 'WETH',
}
})
options.address
- Type:
string
A string url of the token logo.
ts
await watchAsset(walletClient, {
type: 'ERC20',
options: {
address: '0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2',
decimals: 18
symbol: 'WETH',
image: 'https://weth.com/icon.png',
}
})