Class: EtherERC20Bridge

Inherits:
ERC20
  • Object
show all
Defined in:
lib/rubysol/contracts/ether_erc20_bridge.rb

Instance Method Summary collapse

Methods inherited from ERC20

#_burn, #_mint, #approve, #transfer, #transferFrom

Instance Method Details

#bridgeIn(to:, amount:) ⇒ Object 



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# File 'lib/rubysol/contracts/ether_erc20_bridge.rb', line 20

def bridgeIn( to:, amount: )
  assert(
    address(msg.sender) == @trustedSmartContract,
    "Only the trusted smart contract can bridge in tokens"
  )
  
  _mint(to: to, amount: amount)
end

#bridgeOut(amount:) ⇒ Object 



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# File 'lib/rubysol/contracts/ether_erc20_bridge.rb', line 30

def bridgeOut( amount: )
  _burn(from: msg.sender, amount: amount)
  
  @pendingWithdrawals[address(msg.sender)] += amount
  
  log InitiateWithdrawal, from: address(msg.sender), amount: amount
end

#constructor(name:, symbol:, trustedSmartContract:) ⇒ Object 



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# File 'lib/rubysol/contracts/ether_erc20_bridge.rb', line 10

def constructor(
  name:,
  symbol:,
  trustedSmartContract:) 
  super(name: name, symbol: symbol, decimals: 18)
  
  @trustedSmartContract = trustedSmartContract
end

#markWithdrawalComplete(to:, amount:) ⇒ Object 



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# File 'lib/rubysol/contracts/ether_erc20_bridge.rb', line 39

def markWithdrawalComplete( to:, amount: )
  assert(
    address(msg.sender) == @trustedSmartContract,
    'Only the trusted smart contract can mark withdrawals as complete'
  )
  
  assert(
    @pendingWithdrawals[to] >= amount,
    'Insufficient pending withdrawal'
  )
  
  @pendingWithdrawals[to] -= amount
  
  log WithdrawalComplete, to: to, amount: amount
end