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Comments for Address

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This commit is contained in:
Greg Hysen
2018-11-25 17:47:33 -08:00
parent 22ce3e2e29
commit bb4d02e413
1 changed files with 5 additions and 5 deletions
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10
packages/utils/src/abi_encoder/evm_data_types/address.ts
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@@ -34,17 +34,17 @@ export class Address extends PayloadDataType {
if (!value.startsWith('0x')) {
throw new Error(Address.ERROR_MESSAGE_ADDRESS_MUST_START_WITH_0X);
}
const valueAsBuffer = ethUtil.toBuffer(value);
if (valueAsBuffer.byteLength !== Address._ADDRESS_SIZE_IN_BYTES) {
const valueBuf = ethUtil.toBuffer(value);
if (valueBuf.byteLength !== Address._ADDRESS_SIZE_IN_BYTES) {
throw new Error(Address.ERROR_MESSAGE_ADDRESS_MUST_BE_20_BYTES);
}
const encodedValueBuf = ethUtil.setLengthLeft(valueAsBuffer, Constants.EVM_WORD_WIDTH_IN_BYTES);
const encodedValueBuf = ethUtil.setLengthLeft(valueBuf, Constants.EVM_WORD_WIDTH_IN_BYTES);
return encodedValueBuf;
}
public decodeValue(calldata: RawCalldata): string {
const paddedValueBuf = calldata.popWord();
const valueBuf = paddedValueBuf.slice(Address._DECODED_ADDRESS_OFFSET_IN_BYTES);
const valueBufPadded = calldata.popWord();
const valueBuf = valueBufPadded.slice(Address._DECODED_ADDRESS_OFFSET_IN_BYTES);
const value = ethUtil.bufferToHex(valueBuf);
return value;
}