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Making string concatenations more efficent (#760)

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by appending wchar_ts instead of  wstrings
This commit is contained in:
Scott Freeman
2019-10-31 14:44:25 -04:00
committed by Matt Cooley
parent 6366e0c535
commit 5e46ceabc8
2 changed files with 7 additions and 9 deletions
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13
src/CalcManager/ExpressionCommand.cpp
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@@ -223,20 +223,20 @@ const wstring& COpndCommand::GetToken(wchar_t decimalSymbol)
if (nOpCode == IDC_PNT)
{
m_token.append(wstring{ decimalSymbol });
m_token += decimalSymbol;
}
else if (nOpCode == IDC_EXP)
{
m_token.append(&chExp);
m_token += chExp;
int nextOpCode = m_commands->at(i + 1);
if (nextOpCode != IDC_SIGN)
{
m_token.append(&chPlus);
m_token += chPlus;
}
}
else if (nOpCode == IDC_SIGN)
{
m_token.append(&chNegate);
m_token += chNegate;
}
else
{
@@ -261,15 +261,14 @@ const wstring& COpndCommand::GetToken(wchar_t decimalSymbol)
if (m_fNegative)
{
m_token.insert(0, &chNegate);
m_token.insert(0, 1, chNegate);
}
return m_token;
}
}
m_token.clear();
m_token.append(&chZero);
m_token = chZero;
return m_token;
}