Merge branch 'development' into feature/sra-reporter

* development: (71 commits)
  Set max to 2 ETH/2 ZRX
  Add missing types from website
  Add dependencies
  Update the README
  Move BaseContract to its own package
  Upgrate prettier
  remove unused import
  Move more configs into docsInfo and remove logic that does not belong there elsewhere
  Fix a bug with displaying solidity functions returning multiple return values
  Add ethers-contracts as a dependency
  Include types for ethers-contracts
  Fix the version
  Include types for ethers-contracts
  Rename idx to i
  Remove tslint disable
  Move BaseContract to web3Wrapper
  Merge ifs
  Fix an option description
  Add link to the docs
  Improve CHANGELOG entry
  ...

1 files changed, 21 insertions, 0 deletions

diff --git a/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
index 9aa47463c..56b0a9e45 100644
--- a/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
+++ b/packages/testnet-faucets/src/ts/dispense_asset_tasks.ts
@@ -9,11 +9,21 @@ import { utils } from './utils';
 
 const DISPENSE_AMOUNT_ETHER = 0.1;
 const DISPENSE_AMOUNT_TOKEN = 0.1;
+const DISPENSE_MAX_AMOUNT_TOKEN = 2;
+const DISPENSE_MAX_AMOUNT_ETHER = 2;
 
 export const dispenseAssetTasks = {
     dispenseEtherTask(recipientAddress: string, web3: Web3) {
         return async () => {
             utils.consoleLog(`Processing ETH ${recipientAddress}`);
+            const userBalance = await promisify<BigNumber>(web3.eth.getBalance)(recipientAddress);
+            const maxAmountInWei = new BigNumber(web3.toWei(DISPENSE_MAX_AMOUNT_ETHER, 'ether'));
+            if (userBalance.greaterThanOrEqualTo(maxAmountInWei)) {
+                utils.consoleLog(
+                    `User exceeded ETH balance maximum (${maxAmountInWei}) ${recipientAddress} ${userBalance} `,
+                );
+                return;
+            }
             const sendTransactionAsync = promisify(web3.eth.sendTransaction);
             const txHash = await sendTransactionAsync({
                 from: configs.DISPENSER_ADDRESS,
@@ -32,6 +42,17 @@ export const dispenseAssetTasks = {
                 throw new Error(`Unsupported asset type: ${tokenSymbol}`);
             }
             const baseUnitAmount = ZeroEx.toBaseUnitAmount(amountToDispense, token.decimals);
+            const userBalanceBaseUnits = await zeroEx.token.getBalanceAsync(token.address, recipientAddress);
+            const maxAmountBaseUnits = ZeroEx.toBaseUnitAmount(
+                new BigNumber(DISPENSE_MAX_AMOUNT_TOKEN),
+                token.decimals,
+            );
+            if (userBalanceBaseUnits.greaterThanOrEqualTo(maxAmountBaseUnits)) {
+                utils.consoleLog(
+                    `User exceeded token balance maximum (${maxAmountBaseUnits}) ${recipientAddress} ${userBalanceBaseUnits} `,
+                );
+                return;
+            }
             const txHash = await zeroEx.token.transferAsync(
                 token.address,
                 configs.DISPENSER_ADDRESS,