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fix: change gas limit fallback #4739

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merged 5 commits into from
Oct 4, 2024
Merged

fix: change gas limit fallback #4739

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7891ec0
change gas limit fallback
OGPoyraz Sep 26, 2024
1e6be12
Fix gas limit fallback
OGPoyraz Sep 30, 2024
860256f
Merge branch 'main' into 19692-reduce-gas-limit-fallback-from-95-to-3…
OGPoyraz Sep 30, 2024
9c94efb
Adjust log
OGPoyraz Oct 4, 2024
78e8004
Merge branch 'main' into 19692-reduce-gas-limit-fallback-from-95-to-3…
OGPoyraz Oct 4, 2024
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13 changes: 9 additions & 4 deletions packages/transaction-controller/src/utils/gas.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ import {
updateGas,
FIXED_GAS,
DEFAULT_GAS_MULTIPLIER,
GAS_ESTIMATE_FALLBACK_MULTIPLIER,
} from './gas';

jest.mock('@metamask/controller-utils', () => ({
Expand Down Expand Up @@ -264,8 +265,10 @@ describe('gas', () => {
});

describe('on estimate query error', () => {
it('sets gas to 95% of block gas limit', async () => {
const fallbackGas = Math.floor(BLOCK_GAS_LIMIT_MOCK * 0.95);
it('sets gas to 35% of block gas limit', async () => {
const fallbackGas = Math.floor(
BLOCK_GAS_LIMIT_MOCK * GAS_ESTIMATE_FALLBACK_MULTIPLIER,
);

mockQuery({
getBlockByNumberResponse: {
Expand Down Expand Up @@ -352,8 +355,10 @@ describe('gas', () => {
});
});

it('returns estimated gas as 95% of block gas limit on error', async () => {
const fallbackGas = Math.floor(BLOCK_GAS_LIMIT_MOCK * 0.95);
it('returns estimated gas as 35% of block gas limit on error', async () => {
const fallbackGas = Math.floor(
BLOCK_GAS_LIMIT_MOCK * GAS_ESTIMATE_FALLBACK_MULTIPLIER,
);

mockQuery({
getBlockByNumberResponse: {
Expand Down
18 changes: 9 additions & 9 deletions packages/transaction-controller/src/utils/gas.ts
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Original file line number Diff line number Diff line change
@@ -1,11 +1,6 @@
/* eslint-disable jsdoc/require-jsdoc */

import {
BNToHex,
fractionBN,
hexToBN,
query,
} from '@metamask/controller-utils';
import { BNToHex, hexToBN, query } from '@metamask/controller-utils';
import type EthQuery from '@metamask/eth-query';
import type { Hex } from '@metamask/utils';
import { add0x, createModuleLogger } from '@metamask/utils';
Expand All @@ -25,6 +20,7 @@ export const log = createModuleLogger(projectLogger, 'gas');

export const FIXED_GAS = '0x5208';
export const DEFAULT_GAS_MULTIPLIER = 1.5;
export const GAS_ESTIMATE_FALLBACK_MULTIPLIER = 0.35;

export async function updateGas(request: UpdateGasRequest) {
const { txMeta } = request;
Expand Down Expand Up @@ -60,7 +56,7 @@ export async function estimateGas(
const gasLimitBN = hexToBN(gasLimitHex);

request.data = data ? add0x(data) : data;
request.gas = BNToHex(fractionBN(gasLimitBN, 19, 20));
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request.gas = BNToHex(gasLimitBN.muln(GAS_ESTIMATE_FALLBACK_MULTIPLIER));
request.value = value || '0x0';

let estimatedGas = request.gas;
Expand Down Expand Up @@ -136,8 +132,12 @@ async function getGas(
request.ethQuery,
);

if (isCustomNetwork) {
log('Using original estimate as custom network');
if (isCustomNetwork || simulationFails) {
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log(
isCustomNetwork
? 'Using original estimate as custom network'
: 'Using original estimate as simulation failed',
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);
return [estimatedGas, simulationFails];
}

Expand Down
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