Merge pull request #9 from lacchain/lac1-support

"lac1" support

index.js

@@ -1,3 +1,4 @@
-export { default as DID } from './lib/did.js';
-export { default as DIDRecoverable } from './lib/didrecoverable.js';
-export { getResolver as Resolver } from './lib/resolver.js';
+export { default as DID } from "./lib/did.js";
+export { default as DIDRecoverable } from "./lib/didrecoverable.js";
+export { getResolver as Resolver } from "./lib/resolver.js";
+export { getResolver as Lac1Resolver } from "./lib/lac1/resolver.js";

lib/did.js

@@ -1,6 +1,7 @@
 import DIDRegistry from "./registry.js";
 import { createKeyPair } from "./utils.js";
 import { getResolver } from "./resolver.js";
+import { isAddress } from "ethers/lib/utils.js";
 
 export default class DID {
 
@@ -9,6 +10,9 @@ export default class DID {
 		if( config.controllerPrivateKey && !config.address ) {
 			throw new Error( "If you set the controller private key you must also provide the DID address" );
 		} else if( !config.controllerPrivateKey && config.address ) {
+			if(!isAddress(config.address)) {
+				throw new Error( "Invalid 'address' attribute" );
+			};
 			this.address = config.address;
 			this.readOnly = true;
 		} else if( !config.controllerPrivateKey && !config.address ) {