Special-case ZRXToken snake case conversion

packages/abi-gen/src/index.ts

@@ -64,7 +64,10 @@ function registerPartials(partialsGlob: string) {
 }
 
 function writeOutputFile(name: string, renderedTsCode: string): void {
-    const fileName = toSnakeCase(name);
+    let fileName = toSnakeCase(name);
+    if (fileName === 'z_r_x_token') {
+        fileName = 'zrx_token';
+    }
     const filePath = `${args.output}/${fileName}.ts`;
     fs.writeFileSync(filePath, renderedTsCode);
     utils.log(`Created: ${chalk.bold(filePath)}`);

packages/contracts/src/contract_wrappers/generated/.gitignore

@@ -5,4 +5,4 @@ multi_sig_wallet_with_time_lock.ts
 multi_sig_wallet.ts
 token_registry.ts
 token_transfer_proxy.ts
-z_r_x_token.ts
+zrx_token.ts

packages/contracts/test/zrx_token.ts

@@ -5,7 +5,7 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import * as Web3 from 'web3';
 
-import { ZRXTokenContract } from '../src/contract_wrappers/generated/z_r_x_token';
+import { ZRXTokenContract } from '../src/contract_wrappers/generated/zrx_token';
 import { constants } from '../util/constants';
 import { ContractName } from '../util/types';