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Reduce nesting

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This commit is contained in:
Leonid Logvinov
2017-10-04 14:23:42 +03:00
parent cc3871aca5
commit 11c48ced00
1 changed files with 11 additions and 10 deletions
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21
src/contract_wrappers/contract_wrapper.ts
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@@ -63,16 +63,17 @@ export class ContractWrapper {
private _getTopicsForIndexedArgs(abi: Web3.EventAbi, indexFilterValues: IndexedFilterValues): Array<string|null> {
const topics: Array<string|null> = [];
for (const eventInput of abi.inputs) {
if (eventInput.indexed) {
if (_.isUndefined(indexFilterValues[eventInput.name])) {
topics.push(null);
} else {
const value = indexFilterValues[eventInput.name] as string;
const buffer = ethUtil.toBuffer(value);
const paddedBuffer = ethUtil.setLengthLeft(buffer, TOPIC_LENGTH);
const topic = ethUtil.bufferToHex(paddedBuffer);
topics.push(topic);
}
if (!eventInput.indexed) {
continue;
}
if (_.isUndefined(indexFilterValues[eventInput.name])) {
topics.push(null);
} else {
const value = indexFilterValues[eventInput.name] as string;
const buffer = ethUtil.toBuffer(value);
const paddedBuffer = ethUtil.setLengthLeft(buffer, TOPIC_LENGTH);
const topic = ethUtil.bufferToHex(paddedBuffer);
topics.push(topic);
}
}
return topics;