Chainparams: Translations: DRY: options and error strings

Also remove SelectBaseParamsFromCommandLine and SelectParamsFromCommandLine

1 files changed, 11 insertions, 12 deletions

diff --git a/src/chainparamsbase.cpp b/src/chainparamsbase.cpp
index e46212279f..db2dc751f5 100644
--- a/src/chainparamsbase.cpp
+++ b/src/chainparamsbase.cpp
@@ -13,7 +13,16 @@
 const std::string CBaseChainParams::MAIN = "main";
 const std::string CBaseChainParams::TESTNET = "test";
 const std::string CBaseChainParams::REGTEST = "regtest";
-const std::string CBaseChainParams::MAX_NETWORK_TYPES = "unknown_chain";
+
+void AppendParamsHelpMessages(std::string& strUsage, bool debugHelp)
+{
+    strUsage += HelpMessageGroup(_("Chain selection options:"));
+    strUsage += HelpMessageOpt("-testnet", _("Use the test chain"));
+    if (debugHelp) {
+        strUsage += HelpMessageOpt("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
+                                   "This is intended for regression testing tools and app development.");
+    }
+}
 
 /**
  * Main network
@@ -95,7 +104,7 @@ std::string ChainNameFromCommandLine()
     bool fTestNet = GetBoolArg("-testnet", false);
 
     if (fTestNet && fRegTest)
-        return CBaseChainParams::MAX_NETWORK_TYPES;
+        throw std::runtime_error("Invalid combination of -regtest and -testnet.");
     if (fRegTest)
         return CBaseChainParams::REGTEST;
     if (fTestNet)
@@ -103,16 +112,6 @@ std::string ChainNameFromCommandLine()
     return CBaseChainParams::MAIN;
 }
 
-bool SelectBaseParamsFromCommandLine()
-{
-    std::string network = ChainNameFromCommandLine();
-    if (network == CBaseChainParams::MAX_NETWORK_TYPES)
-        return false;
-
-    SelectBaseParams(network);
-    return true;
-}
-
 bool AreBaseParamsConfigured()
 {
     return pCurrentBaseParams != NULL;