From 4348836e47486676715ee0f66f2112e741c89d36 Mon Sep 17 00:00:00 2001
From: Vadim Macagon <vadim.macagon@gmail.com>
Date: Tue, 7 Jan 2020 19:34:17 +0700
Subject: [PATCH] Automate tweaks to generated TypeScript contract bindings

---
 package.json                                      | 2 +-
 scripts/export-mainnet-contracts-abi.js           | 8 ++++++++
 src/mainnet-contracts/ERC20Factory.ts             | 2 ++
 src/mainnet-contracts/EthereumGatewayV1Factory.ts | 2 +-
 src/mainnet-contracts/EthereumGatewayV2Factory.ts | 2 +-
 5 files changed, 13 insertions(+), 3 deletions(-)
 create mode 100644 scripts/export-mainnet-contracts-abi.js

diff --git a/package.json b/package.json
index 378765bf..a9a8fd75 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "proto": "node ./scripts/gen-proto.js",
     "copy-contracts": "node ./scripts/copy-contracts.js",
     "prepublish": "yarn proto && yarn gen-contract-types && yarn build && webpack",
-    "gen-contract-types": "typechain \"src/mainnet-contracts/*.json\" --target=ethers --outDir src/mainnet-contracts"
+    "gen-contract-types": "typechain \"src/mainnet-contracts/*.json\" --target=ethers --outDir src/mainnet-contracts && node scripts/export-mainnet-contracts-abi.js"
   },
   "dependencies": {
     "@binance-chain/javascript-sdk": "^2.14.5",
diff --git a/scripts/export-mainnet-contracts-abi.js b/scripts/export-mainnet-contracts-abi.js
new file mode 100644
index 00000000..3c1e4633
--- /dev/null
+++ b/scripts/export-mainnet-contracts-abi.js
@@ -0,0 +1,8 @@
+// This script exports the ABI from the TypeChain generated bindings in src/mainnet-contracts/*.ts
+
+const fs = require('fs');
+const path = require('path');
+
+fs.appendFileSync(path.join(__dirname, '../src/mainnet-contracts/ERC20Factory.ts'), '\nexport const abi = _abi;');
+fs.appendFileSync(path.join(__dirname, '../src/mainnet-contracts/EthereumGatewayV1Factory.ts'), '\nexport const abi = _abi;');
+fs.appendFileSync(path.join(__dirname, '../src/mainnet-contracts/EthereumGatewayV2Factory.ts'), '\nexport const abi = _abi;');
diff --git a/src/mainnet-contracts/ERC20Factory.ts b/src/mainnet-contracts/ERC20Factory.ts
index 2570a66e..9fa0d6f4 100644
--- a/src/mainnet-contracts/ERC20Factory.ts
+++ b/src/mainnet-contracts/ERC20Factory.ts
@@ -187,3 +187,5 @@ const _abi = [
     type: "function"
   }
 ];
+
+export const abi = _abi;
\ No newline at end of file
diff --git a/src/mainnet-contracts/EthereumGatewayV1Factory.ts b/src/mainnet-contracts/EthereumGatewayV1Factory.ts
index 50ac42f7..30097443 100644
--- a/src/mainnet-contracts/EthereumGatewayV1Factory.ts
+++ b/src/mainnet-contracts/EthereumGatewayV1Factory.ts
@@ -817,4 +817,4 @@ const _abi = [
   }
 ];
 
-export const abi = _abi;
+export const abi = _abi;
\ No newline at end of file
diff --git a/src/mainnet-contracts/EthereumGatewayV2Factory.ts b/src/mainnet-contracts/EthereumGatewayV2Factory.ts
index 13ccd44f..c0466201 100644
--- a/src/mainnet-contracts/EthereumGatewayV2Factory.ts
+++ b/src/mainnet-contracts/EthereumGatewayV2Factory.ts
@@ -749,4 +749,4 @@ const _abi = [
   }
 ];
 
-export const abi = _abi;
+export const abi = _abi;
\ No newline at end of file