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author | Le Quoc Viet <vietlq85@gmail.com> | 2018-03-15 16:11:42 +0800 |
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committer | GitHub <noreply@github.com> | 2018-03-15 16:11:42 +0800 |
commit | 04079455e36e48433cf8055c8f1f79e1e7e18298 (patch) | |
tree | d7de2a6603b67b56abacf09bee4d2bbbfe886b8f /app/scripts/controllers/balance.js | |
parent | 5bdee96e73f65a0b369277e9c56b0afe5159e65b (diff) | |
parent | e2efc91aee64072c408ab509219dcbfb389c7609 (diff) | |
download | tangerine-wallet-browser-04079455e36e48433cf8055c8f1f79e1e7e18298.tar.gz tangerine-wallet-browser-04079455e36e48433cf8055c8f1f79e1e7e18298.tar.zst tangerine-wallet-browser-04079455e36e48433cf8055c8f1f79e1e7e18298.zip |
Merge pull request #1 from MetaMask/master
Merge from the source
Diffstat (limited to 'app/scripts/controllers/balance.js')
-rw-r--r-- | app/scripts/controllers/balance.js | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/app/scripts/controllers/balance.js b/app/scripts/controllers/balance.js index 4fa4c78fe..f83f294cc 100644 --- a/app/scripts/controllers/balance.js +++ b/app/scripts/controllers/balance.js @@ -5,7 +5,9 @@ const BN = require('ethereumjs-util').BN class BalanceController { constructor (opts = {}) { + this._validateParams(opts) const { address, accountTracker, txController, blockTracker } = opts + this.address = address this.accountTracker = accountTracker this.txController = txController @@ -65,6 +67,14 @@ class BalanceController { return pending } + _validateParams (opts) { + const { address, accountTracker, txController, blockTracker } = opts + if (!address || !accountTracker || !txController || !blockTracker) { + const error = 'Cannot construct a balance checker without address, accountTracker, txController, and blockTracker.' + throw new Error(error) + } + } + } module.exports = BalanceController |