Prefer TrimPrefix() over Left() + LeftChomp()

src/Config.cpp

@@ -107,9 +107,7 @@ bool CConfig::Parse(CFile& file, CString& sErrorMsg)
 			sTag.Trim();
 			sValue.Trim();
 
-			if (sTag.Left(1) == "/") {
-				sTag = sTag.substr(1);
-
+			if (sTag.TrimPrefix("/")) {
 				if (!sValue.empty())
 					ERROR("Malformated closing tag. Expected \"</" << sTag << ">\".");
 				if (ConfigStack.empty())
@@ -153,8 +151,7 @@ bool CConfig::Parse(CFile& file, CString& sErrorMsg)
 
 		// Only remove the first space, people might want
 		// leading spaces (e.g. in the MOTD).
-		if (sValue.Left(1) == " ")
-			sValue.LeftChomp();
+		sValue.TrimPrefix(" ");
 
 		// We don't have any names with spaces, trim all
 		// leading/trailing spaces.

src/IRCNetwork.cpp

@@ -1055,9 +1055,8 @@ bool CIRCNetwork::AddServer(const CString& sName) {
 	CString sHost = sLine.Token(0);
 	CString sPort = sLine.Token(1);
 
-	if (sPort.Left(1) == "+") {
+	if (sPort.TrimPrefix("+")) {
 		bSSL = true;
-		sPort.LeftChomp();
 	}
 
 	unsigned short uPort = sPort.ToUShort();

src/IRCSock.cpp

@@ -638,9 +638,7 @@ void CIRCSock::ReadLine(const CString& sData) {
 			}
 		} else if (sCmd.Equals("MODE")) {
 			CString sTarget = sRest.Token(0);
-			CString sModes = sRest.Token(1, true);
-			if (sModes.Left(1) == ":")
-				sModes = sModes.substr(1);
+			CString sModes = sRest.Token(1, true).TrimPrefix_n(":");
 
 			CChan* pChan = m_pNetwork->FindChan(sTarget);
 			if (pChan) {

src/Template.cpp

@@ -695,9 +695,8 @@ bool CTemplate::ValidExpr(const CString& sExpression) {
 	CString sName;
 	CString sValue;
 
-	if (sExpr.Left(1) == "!") {
+	if (sExpr.TrimPrefix("!")) {
 		bNegate = true;
-		sExpr.LeftChomp();
 	}
 
 	if (sExpr.find("!=") != CString::npos) {
@@ -810,8 +809,7 @@ CString CTemplate::GetValue(const CString& sArgs, bool bFromIf) {
 			return sRet;
 		}
 	} else {
-		if (sName.Left(1) == "*") {
-			sName.LeftChomp(1);
+		if (sName.TrimPrefix("*")) {
 			MCString::iterator it = find(sName);
 			sName = (it != end()) ? it->second : "";
 		}

src/znc.cpp

@@ -1547,8 +1547,7 @@ bool CZNC::AddListener(const CString& sLine, CString& sError) {
 		sPort = sValue;
 	}
 
-	if (sPort.Left(1) == "+") {
-		sPort.LeftChomp();
+	if (sPort.TrimPrefix("+")) {
 		bSSL = true;
 	}