Remove type aliases

3 files changed, 7 insertions, 8 deletions

diff --git a/src/ts/0x.js.ts b/src/ts/0x.js.ts
index d189b48b1..a3a83670d 100644
--- a/src/ts/0x.js.ts
+++ b/src/ts/0x.js.ts
@@ -20,10 +20,10 @@ export class ZeroEx {
      * Verifies that the elliptic curve signature `signature` was generated
      * by signing `data` with the private key corresponding to the `signer` address.
      */
-    public static isValidSignature(dataHex: string, signature: ECSignature, signer: ETHAddressHex): boolean {
+    public static isValidSignature(dataHex: string, signature: ECSignature, signerAddress: string): boolean {
         assert.isHexString('dataHex', dataHex);
         assert.doesConformToSchema('signature', signature, ECSignatureSchema);
-        assert.isETHAddressHex('signer', signer);
+        assert.isETHAddressHex('signerAddress', signerAddress);
 
         const dataBuff = ethUtil.toBuffer(dataHex);
         const msgHashBuff = ethUtil.hashPersonalMessage(dataBuff);
@@ -33,7 +33,7 @@ export class ZeroEx {
                 ethUtil.toBuffer(signature.r),
                 ethUtil.toBuffer(signature.s));
             const retrievedAddress = ethUtil.bufferToHex(ethUtil.pubToAddress(pubKey));
-            return retrievedAddress === signer;
+            return retrievedAddress === signerAddress;
         } catch (err) {
             return false;
         }
diff --git a/src/ts/globals.d.ts b/src/ts/globals.d.ts
index 58efe136a..1e502b061 100644
--- a/src/ts/globals.d.ts
+++ b/src/ts/globals.d.ts
@@ -1,5 +1,3 @@
-declare type ETHPublicKey = string;
-declare type ETHAddressHex = string;
 declare type ETHAddressBuff = Buffer;
 
 declare interface Schema {
@@ -10,6 +8,7 @@ declare module 'ethereumjs-util' {
     const toBuffer: (dataHex: string) => Buffer;
     const hashPersonalMessage: (msg: Buffer) => Buffer;
     const bufferToHex: (buff: Buffer) => string;
-    const ecrecover: (msgHashBuff: Buffer, v: number, r: Buffer, s: Buffer) => ETHPublicKey;
-    const pubToAddress: (pubKey: ETHPublicKey) => ETHAddressBuff;
+    const ecrecover: (msgHashBuff: Buffer, v: number, r: Buffer, s: Buffer) => string;
+    const pubToAddress: (pubKey: string) => ETHAddressBuff;
+    const isValidAddress: (address: string) => boolean;
 }
diff --git a/src/ts/utils/assert.ts b/src/ts/utils/assert.ts
index 58182dac0..509590ee6 100644
--- a/src/ts/utils/assert.ts
+++ b/src/ts/utils/assert.ts
@@ -17,7 +17,7 @@ export const assert = {
         this.assert(_.isString(value) && HEX_REGEX.test(value),
             this.typeAssertionMessage(variableName, 'HexString', value));
     },
-    isETHAddressHex(variableName: string, value: ETHAddressHex) {
+    isETHAddressHex(variableName: string, value: string) {
         const web3 = new Web3();
         this.assert(web3.isAddress(value), this.typeAssertionMessage(variableName, 'ETHAddressHex', value));
     },