Class: JsonRpcClient::Eth

Inherits:
Object
  • Object
show all
Defined in:
lib/json_rpc_client/eth.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url, logger: Logger.new($stdout, level: :info)) ⇒ Eth

Returns a new instance of Eth.



35
36
37
38
 
# File 'lib/json_rpc_client/eth.rb', line 35

def initialize(url, logger: Logger.new($stdout, level: :info))
  @url = url
  @logger = logger
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object

example:

eth.get_balance('0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045', 'latest')



62
63
64
65
66
67
 
# File 'lib/json_rpc_client/eth.rb', line 62

def method_missing(method, *args)
  words = method.to_s.split("_")
  rpc_method = "eth_#{words[0]}#{words[1..].collect(&:capitalize).join}"
  params = args
  JsonRpcClient.request(url, rpc_method, params, @logger)
end

Instance Attribute Details

#url ⇒ Object (readonly)

Returns the value of attribute url.



33
34
35
 
# File 'lib/json_rpc_client/eth.rb', line 33

def url
  @url
end

Instance Method Details

#block_number ⇒ Object

get_block_by_bumber(‘latest’])



47
48
49
50
51
 
# File 'lib/json_rpc_client/eth.rb', line 47

def block_number
  rpc_method = "eth_blockNumber"
  params = []
  JsonRpcClient.request(url, rpc_method, params, @logger)
end

#get_block_by_bumber(block_number_or_block_tag, transaction_detail_flag = false) ⇒ Object 



40
41
42
43
44
 
# File 'lib/json_rpc_client/eth.rb', line 40

def get_block_by_bumber(block_number_or_block_tag, transaction_detail_flag = false)
  rpc_method = "eth_getBlockByNumber"
  params = [block_number_or_block_tag, transaction_detail_flag]
  JsonRpcClient.request(url, rpc_method, params, @logger)
end

#respond_to_missing?(*_args) ⇒ Boolean

use method_missing to define all the methods

Returns:

  • (Boolean) 


56
57
58
 
# File 'lib/json_rpc_client/eth.rb', line 56

def respond_to_missing?(*_args)
  true
end