diff options
author | Jon Atack <jon@atack.com> | 2020-05-31 11:44:51 +0200 |
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committer | Jon Atack <jon@atack.com> | 2020-06-02 08:50:41 +0200 |
commit | ff41a3690066081772b172f3c31a63f5fe6ea7ed (patch) | |
tree | 0a5c806ca1677b33eeb6425f79a8180a872f3751 /src | |
parent | f4185b26d9b2ff2e86c99cdfe3ad9be62bb6299a (diff) | |
download | bitcoin-ff41a3690066081772b172f3c31a63f5fe6ea7ed.tar.xz |
cli: extract ParseResult() and ParseError()
and make callable higher up with (nRet == 0) check.
Diffstat (limited to 'src')
-rw-r--r-- | src/bitcoin-cli.cpp | 74 |
1 files changed, 42 insertions, 32 deletions
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp index 4bcae4d68f..f09eb9d565 100644 --- a/src/bitcoin-cli.cpp +++ b/src/bitcoin-cli.cpp @@ -475,6 +475,34 @@ static UniValue ConnectAndCallRPC(BaseRequestHandler* rh, const std::string& str return response; } +/** Parse UniValue result to update the message to print to std::cout. */ +static void ParseResult(const UniValue& result, std::string& strPrint) +{ + if (result.isNull()) return; + strPrint = result.isStr() ? result.get_str() : result.write(2); +} + +/** Parse UniValue error to update the message to print to std::cerr and the code to return. */ +static void ParseError(const UniValue& error, std::string& strPrint, int& nRet) +{ + if (error.isObject()) { + const UniValue& err_code = find_value(error, "code"); + const UniValue& err_msg = find_value(error, "message"); + if (!err_code.isNull()) { + strPrint = "error code: " + err_code.getValStr() + "\n"; + } + if (err_msg.isStr()) { + strPrint += ("error message:\n" + err_msg.get_str()); + } + if (err_code.isNum() && err_code.get_int() == RPC_WALLET_NOT_SPECIFIED) { + strPrint += "\nTry adding \"-rpcwallet=<filename>\" option to bitcoin-cli command line."; + } + } else { + strPrint = "error: " + error.write(); + } + nRet = abs(error["code"].get_int()); +} + /** * GetWalletBalances calls listwallets; if more than one wallet is loaded, it then * fetches mine.trusted balances for each loaded wallet and pushes them to `result`. @@ -575,40 +603,22 @@ static int CommandLineRPC(int argc, char *argv[]) method = args[0]; args.erase(args.begin()); // Remove trailing method name from arguments vector } - Optional<std::string> wallet_name{}; - if (gArgs.IsArgSet("-rpcwallet")) wallet_name = gArgs.GetArg("-rpcwallet", ""); - const UniValue reply = ConnectAndCallRPC(rh.get(), method, args, wallet_name); - - // Parse reply - UniValue result = find_value(reply, "result"); - const UniValue& error = find_value(reply, "error"); - if (!error.isNull()) { - // Error - strPrint = "error: " + error.write(); - nRet = abs(error["code"].get_int()); - if (error.isObject()) { - const UniValue& errCode = find_value(error, "code"); - const UniValue& errMsg = find_value(error, "message"); - strPrint = errCode.isNull() ? "" : ("error code: " + errCode.getValStr() + "\n"); - - if (errMsg.isStr()) { - strPrint += ("error message:\n" + errMsg.get_str()); - } - if (errCode.isNum() && errCode.get_int() == RPC_WALLET_NOT_SPECIFIED) { - strPrint += "\nTry adding \"-rpcwallet=<filename>\" option to bitcoin-cli command line."; + if (nRet == 0) { + // Perform RPC call + Optional<std::string> wallet_name{}; + if (gArgs.IsArgSet("-rpcwallet")) wallet_name = gArgs.GetArg("-rpcwallet", ""); + const UniValue reply = ConnectAndCallRPC(rh.get(), method, args, wallet_name); + + // Parse reply + UniValue result = find_value(reply, "result"); + const UniValue& error = find_value(reply, "error"); + if (error.isNull()) { + if (gArgs.IsArgSet("-getinfo") && !gArgs.IsArgSet("-rpcwallet")) { + GetWalletBalances(result); // fetch multiwallet balances and append to result } - } - } else { - if (gArgs.IsArgSet("-getinfo") && !gArgs.IsArgSet("-rpcwallet")) { - GetWalletBalances(result); // fetch multiwallet balances and append to result - } - // Result - if (result.isNull()) { - strPrint = ""; - } else if (result.isStr()) { - strPrint = result.get_str(); + ParseResult(result, strPrint); } else { - strPrint = result.write(2); + ParseError(error, strPrint, nRet); } } } catch (const std::exception& e) { |