ethclient: add BlockNumber method (#21500)

This adds a new client method BlockNumber to fetch the most recent
block number of the chain.
This commit is contained in:
Dan Sosedoff 2020-09-10 07:24:21 -05:00 committed by GitHub
parent 4ea9737de6
commit 1167639524
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@ -88,6 +88,13 @@ func (ec *Client) BlockByNumber(ctx context.Context, number *big.Int) (*types.Bl
return ec.getBlock(ctx, "eth_getBlockByNumber", toBlockNumArg(number), true) return ec.getBlock(ctx, "eth_getBlockByNumber", toBlockNumArg(number), true)
} }
// BlockNumber returns the most recent block number
func (ec *Client) BlockNumber(ctx context.Context) (uint64, error) {
var result hexutil.Uint64
err := ec.c.CallContext(ctx, &result, "eth_getBlockNumber", nil)
return uint64(result), err
}
type rpcBlock struct { type rpcBlock struct {
Hash common.Hash `json:"hash"` Hash common.Hash `json:"hash"`
Transactions []rpcTransaction `json:"transactions"` Transactions []rpcTransaction `json:"transactions"`