9 files changed, 94 insertions, 58 deletions
diff --git a/packages/0x.js/src/globals.d.ts b/packages/0x.js/src/globals.d.ts
index 505f9b933..0e103d057 100644
--- a/packages/0x.js/src/globals.d.ts
+++ b/packages/0x.js/src/globals.d.ts
@@ -41,32 +41,3 @@ declare module 'truffle-hdwallet-provider' {
     }
     export = HDWalletProvider;
 }
-
-declare module 'ethers-contracts' {
-    export interface TransactionDescription {
-        name: string;
-        signature: string;
-        sighash: string;
-        data: string;
-    }
-    export interface CallDescription extends TransactionDescription {
-        parse: (...args: any[]) => any;
-    }
-    export interface FunctionDescription {
-        (...params: any[]): TransactionDescription | CallDescription;
-        inputs: { names: string[]; types: string[] };
-        outputs: { names: string[]; types: string[] };
-    }
-    export interface EventDescription {
-        inputs: { names: string[]; types: string[] };
-        signature: string;
-        topic: string;
-    }
-    // tslint:disable-next-line:max-classes-per-file
-    export class Interface {
-        public functions: { [functionName: string]: FunctionDescription };
-        public events: { [eventName: string]: EventDescription };
-        public static decodeParams(types: string[], data: string): any[];
-        constructor(abi: any);
-    }
-}
diff --git a/packages/contracts/globals.d.ts b/packages/contracts/globals.d.ts
index beb3bfd8c..0e6586a4b 100644
--- a/packages/contracts/globals.d.ts
+++ b/packages/contracts/globals.d.ts
@@ -32,32 +32,3 @@ declare module 'ethereumjs-abi' {
     const soliditySHA3: (argTypes: string[], args: any[]) => Buffer;
     const methodID: (name: string, types: string[]) => Buffer;
 }
-
-declare module 'ethers-contracts' {
-    export interface TransactionDescription {
-        name: string;
-        signature: string;
-        sighash: string;
-        data: string;
-    }
-    export interface CallDescription extends TransactionDescription {
-        parse: (...args: any[]) => any;
-    }
-    export interface FunctionDescription {
-        (...params: any[]): TransactionDescription | CallDescription;
-        inputs: { names: string[]; types: string[] };
-        outputs: { names: string[]; types: string[] };
-    }
-    export interface EventDescription {
-        inputs: { names: string[]; types: string[] };
-        signature: string;
-        topic: string;
-    }
-    // tslint:disable-next-line:max-classes-per-file
-    export class Interface {
-        public functions: { [functionName: string]: FunctionDescription };
-        public events: { [eventName: string]: EventDescription };
-        public static decodeParams(types: string[], data: string): any[];
-        constructor(abi: any);
-    }
-}
diff --git a/packages/ethers-typescript-typings/.npmignore b/packages/ethers-typescript-typings/.npmignore
new file mode 100644
index 000000000..104d718ed
--- /dev/null
+++ b/packages/ethers-typescript-typings/.npmignore
@@ -0,0 +1,3 @@
+.*
+yarn-error.log
+/scripts/
diff --git a/packages/ethers-typescript-typings/CHANGELOG.md b/packages/ethers-typescript-typings/CHANGELOG.md
new file mode 100644
index 000000000..d67d5c73d
--- /dev/null
+++ b/packages/ethers-typescript-typings/CHANGELOG.md
@@ -0,0 +1,5 @@
+# CHANGELOG
+
+## v0.0.1 - _TBD, 2018_
+
+    * Initial types (#413)
diff --git a/packages/ethers-typescript-typings/README.md b/packages/ethers-typescript-typings/README.md
new file mode 100644
index 000000000..56ce5f138
--- /dev/null
+++ b/packages/ethers-typescript-typings/README.md
@@ -0,0 +1,49 @@
+## ethers-typescript-typings
+
+There currently isn't an official [Ethers][ethers]
+type definition included in the [DefinitelyTyped][definitelytyped] project.
+Until that happens, we will continue to improve our own type definition.
+If it get's close to comprehensive, we'll add it to [DefinitelyTyped][definitelytyped].
+
+[ethers]: https://github.com/ethers-io/ethers.js
+[definitelytyped]: https://github.com/DefinitelyTyped/DefinitelyTyped
+
+## Installation
+
+```bash
+yarn add -D ethers-typescript-typings
+```
+
+## Usage
+
+Add the following line within an `include` section of your `tsconfig.json`
+
+```json
+"./node_modules/ethers-typescript-typings/index.d.ts"
+```
+
+## Contributing
+
+We strongly encourage that the community help us make improvements and determine the future direction of the protocol. To report bugs within this package, please create an issue in this repository.
+
+Please read our [contribution guidelines](../../CONTRIBUTING.md) before getting started.
+
+### Install Dependencies
+
+If you don't have yarn workspaces enabled (Yarn < v1.0) - enable them:
+
+```bash
+yarn config set workspaces-experimental true
+```
+
+Then install dependencies
+
+```bash
+yarn install
+```
+
+### Lint
+
+```bash
+yarn lint
+```
diff --git a/packages/utils/src/globals.d.ts b/packages/ethers-typescript-typings/index.d.ts
index 951ef6ea2..f4f99b890 100644
--- a/packages/utils/src/globals.d.ts
+++ b/packages/ethers-typescript-typings/index.d.ts
@@ -23,6 +23,7 @@ declare module 'ethers-contracts' {
     export class Interface {
         public functions: { [functionName: string]: FunctionDescription };
         public events: { [eventName: string]: EventDescription };
+        public static decodeParams(types: string[], data: string): any[];
         constructor(abi: any);
     }
 }
diff --git a/packages/ethers-typescript-typings/package.json b/packages/ethers-typescript-typings/package.json
new file mode 100644
index 000000000..0e6f517c8
--- /dev/null
+++ b/packages/ethers-typescript-typings/package.json
@@ -0,0 +1,28 @@
+{
+    "name": "ethers-typescript-typings",
+    "version": "0.0.1",
+    "description": "Typescript type definitions for ethers.js",
+    "main": "index.d.ts",
+    "types": "index.d.ts",
+    "scripts": {
+        "lint": "tslint index.d.ts"
+    },
+    "repository": {
+        "type": "git",
+        "url": "git+https://github.com/0xProject/0x.js.git"
+    },
+    "author": "Fabio Berger",
+    "contributors": [
+        "Leonid Logvinov <logvinov.leon@gmail.com>"
+    ],
+    "license": "Apache-2.0",
+    "bugs": {
+        "url": "https://github.com/0xProject/0x.js/issues"
+    },
+    "homepage": "https://github.com/0xProject/0x.js/packages/ethers-typescript-typings#readme",
+    "devDependencies": {
+        "tslint": "5.8.0",
+        "tslint-config-0xproject": "^0.0.2",
+        "typescript": "2.7.1"
+    }
+}
diff --git a/packages/ethers-typescript-typings/scripts/postpublish.js b/packages/ethers-typescript-typings/scripts/postpublish.js
new file mode 100644
index 000000000..b3e5407c8
--- /dev/null
+++ b/packages/ethers-typescript-typings/scripts/postpublish.js
@@ -0,0 +1,5 @@
+const postpublish_utils = require('../../../scripts/postpublish_utils');
+const packageJSON = require('../package.json');
+
+const subPackageName = packageJSON.name;
+postpublish_utils.standardPostPublishAsync(subPackageName);
+\ No newline at end of file
diff --git a/packages/ethers-typescript-typings/tslint.json b/packages/ethers-typescript-typings/tslint.json
new file mode 100644
index 000000000..9a93a1f74
--- /dev/null
+++ b/packages/ethers-typescript-typings/tslint.json
@@ -0,0 +1,3 @@
+{
+    "extends": ["tslint-config-0xproject"]
+}