Change file layout

1 files changed, 20 insertions, 0 deletions

diff --git a/packages/deployer/src/utils/encoder.ts b/packages/deployer/src/utils/encoder.ts
new file mode 100644
index 000000000..d5f807774
--- /dev/null
+++ b/packages/deployer/src/utils/encoder.ts
@@ -0,0 +1,20 @@
+import * as _ from 'lodash';
+import * as Web3 from 'web3';
+import * as web3Abi from 'web3-eth-abi';
+
+import { AbiType } from './types';
+
+export const encoder = {
+    encodeConstructorArgsFromAbi(args: any[], abi: Web3.ContractAbi): string {
+        const constructorTypes: string[] = [];
+        _.each(abi, (element: Web3.AbiDefinition) => {
+            if (element.type === AbiType.Constructor) {
+                _.each(element.inputs, (input: Web3.FunctionParameter) => {
+                    constructorTypes.push(input.type);
+                });
+            }
+        });
+        const encodedParameters = web3Abi.encodeParameters(constructorTypes, args);
+        return encodedParameters;
+    },
+};