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14 changes: 10 additions & 4 deletions packages/web3-providers-http/src/index.ts
Original file line number Diff line number Diff line change
Expand Up @@ -25,8 +25,9 @@ import {
Web3APISpec,
Web3BaseProvider,
Web3ProviderStatus,
JsonRpcResponseWithError,
} from 'web3-types';
import { InvalidClientError, MethodNotImplementedError, ResponseError } from 'web3-errors';
import { InvalidClientError, MethodNotImplementedError, ResponseError, LimitExceededError } from 'web3-errors';
import { HttpProviderOptions } from './types.js';

export { HttpProviderOptions } from './types.js';
Expand Down Expand Up @@ -78,9 +79,14 @@ export default class HttpProvider<
},
body: JSON.stringify(payload),
});

// eslint-disable-next-line @typescript-eslint/no-unsafe-argument
if (!response.ok) throw new ResponseError(await response.json());
if (!response.ok) {
const errResponse = (response as unknown as JsonRpcResponseWithError);
if (errResponse.error.code === 429) { // too many requests
throw new LimitExceededError(errResponse);
}
// eslint-disable-next-line @typescript-eslint/no-unsafe-argument
throw new ResponseError(await response.json())
};

return (await response.json()) as JsonRpcResponseWithResult<ResultType>;
}
Expand Down