Moved encoder selector check into DataType

This commit is contained in:
Greg Hysen
2018-11-25 15:50:49 -08:00
parent dd8bb6d08b
commit 173fc1dcef
2 changed files with 10 additions and 14 deletions

View File

@@ -36,7 +36,13 @@ export abstract class DataType {
return calldataHex;
}
public decode(calldata: string, rules?: DecodingRules, hasSelector: boolean = false): any {
public decode(calldata: string, rules?: DecodingRules, selector?: string): any {
if (selector && !calldata.startsWith(selector)) {
throw new Error(
`Tried to decode calldata, but it was missing the function selector. Expected '${selector}'.`,
);
}
const hasSelector = selector ? true : false;
const rawCalldata = new RawCalldata(calldata, hasSelector);
const rules_ = rules ? rules : Constants.DEFAULT_DECODING_RULES;
const value = this.generateValue(rawCalldata, rules_);

View File

@@ -3,7 +3,6 @@ import * as ethUtil from 'ethereumjs-util';
import * as _ from 'lodash';
import { DataType, DataTypeFactory, MemberDataType } from '../abstract_data_types';
import { RawCalldata } from '../calldata';
import * as Constants from '../utils/constants';
import { DecodingRules, EncodingRules } from '../utils/rules';
@@ -29,13 +28,7 @@ export class Method extends MemberDataType {
}
public decode(calldata: string, rules?: DecodingRules): any[] | object {
if (!calldata.startsWith(this._methodSelector)) {
throw new Error(
`Tried to decode calldata, but it was missing the function selector. Expected '${this._methodSelector}'.`,
);
}
const hasSelector = true;
const value = super.decode(calldata, rules, hasSelector);
const value = super.decode(calldata, rules, this._methodSelector);
return value;
}
@@ -44,11 +37,8 @@ export class Method extends MemberDataType {
return returnData;
}
public decodeReturnValues(returndata: string, rules_?: DecodingRules): any {
const rules: DecodingRules = rules_ ? rules_ : Constants.DEFAULT_DECODING_RULES;
const returnDataHasSelector = false;
const rawReturnData = new RawCalldata(returndata, returnDataHasSelector);
const returnValues = this._returnDataType.generateValue(rawReturnData, rules);
public decodeReturnValues(returndata: string, rules?: DecodingRules): any {
const returnValues = this._returnDataType.decode(returndata, rules);
return returnValues;
}