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-rw-r--r--packages/sol-compiler/src/utils/encoder.ts18
1 files changed, 18 insertions, 0 deletions
diff --git a/packages/sol-compiler/src/utils/encoder.ts b/packages/sol-compiler/src/utils/encoder.ts
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index 000000000..806efbbca
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+++ b/packages/sol-compiler/src/utils/encoder.ts
@@ -0,0 +1,18 @@
+import { AbiDefinition, AbiType, ContractAbi, DataItem } from '@0xproject/types';
+import * as _ from 'lodash';
+import * as web3Abi from 'web3-eth-abi';
+
+export const encoder = {
+ encodeConstructorArgsFromAbi(args: any[], abi: ContractAbi): string {
+ const constructorTypes: string[] = [];
+ _.each(abi, (element: AbiDefinition) => {
+ if (element.type === AbiType.Constructor) {
+ _.each(element.inputs, (input: DataItem) => {
+ constructorTypes.push(input.type);
+ });
+ }
+ });
+ const encodedParameters = web3Abi.encodeParameters(constructorTypes, args);
+ return encodedParameters;
+ },
+};