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metamask-extension/app/scripts/lib/extractEthjsErrorMessage.js

28 lines
1.4 KiB
JavaScript

const ethJsRpcSlug = 'Error: [ethjs-rpc] rpc error with payload '
const errorLabelPrefix = 'Error: '
module.exports = extractEthjsErrorMessage
//
// ethjs-rpc provides overly verbose error messages
// if we detect this type of message, we extract the important part
// Below is an example input and output
//
// Error: [ethjs-rpc] rpc error with payload {"id":3947817945380,"jsonrpc":"2.0","params":["0xf8eb8208708477359400830398539406012c8cf97bead5deae237070f9587f8e7a266d80b8843d7d3f5a0000000000000000000000000000000000000000000000000000000000081d1a000000000000000000000000000000000000000000000000001ff973cafa800000000000000000000000000000000000000000000000000000038d7ea4c68000000000000000000000000000000000000000000000000000000000000003f48025a04c32a9b630e0d9e7ff361562d850c86b7a884908135956a7e4a336fa0300d19ca06830776423f25218e8d19b267161db526e66895567147015b1f3fc47aef9a3c7"],"method":"eth_sendRawTransaction"} Error: replacement transaction underpriced
//
// Transaction Failed: replacement transaction underpriced
//
function extractEthjsErrorMessage(errorMessage) {
const isEthjsRpcError = errorMessage.includes(ethJsRpcSlug)
if (isEthjsRpcError) {
const payloadAndError = errorMessage.slice(ethJsRpcSlug.length)
const originalError = payloadAndError.slice(payloadAndError.indexOf(errorLabelPrefix) + errorLabelPrefix.length)
return originalError
} else {
return errorMessage
}
}