Make zero address regex stricter

2017-05-26 18:25:17 +02:00 · 2017-05-26 18:25:17 +02:00 · 7e96b45ea0
commit 7e96b45ea0
parent 95f07a428b
1 changed files with 1 additions and 1 deletions
--- a/src/ts/web3_wrapper.ts
+++ b/src/ts/web3_wrapper.ts
@ -50,7 +50,7 @@ export class Web3Wrapper {
    public async doesContractExistAtAddressAsync(address: string): Promise<boolean> {
        const code = await promisify(this.web3.eth.getCode)(address);
        // Regex matches 0x0, 0x00, 0x in order to accomodate poorly implemented clients
-        const zeroHexAddressRegex = /^0x0*$/i;
+        const zeroHexAddressRegex = /^0x0\{0,40\}$/i;
        const didFindCode = _.isNull(code.match(zeroHexAddressRegex));
        return didFindCode;
    }