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Fix copy-pasting result computed by the calculator gives "Invalid input" (#1444)

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* Remove exponent value from operand length

* Copy paste test with boundary exponential numbers.
This commit is contained in:
Chaitanya Mehta
2020-12-17 13:15:24 -05:00
committed by GitHub
parent 3172f7fea2
commit 7d8803dd1a
2 changed files with 18 additions and 5 deletions
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17
src/CalcViewModel/Common/CopyPasteManager.cpp
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@@ -502,23 +502,32 @@ ULONG32 CopyPasteManager::StandardScientificOperandLength(Platform::String ^ ope
{
auto operandWstring = wstring(operand->Data());
const bool hasDecimal = operandWstring.find('.') != wstring::npos;
auto length = operandWstring.length();
if (hasDecimal)
{
if (operandWstring.length() >= 2)
if (length >= 2)
{
if ((operandWstring[0] == L'0') && (operandWstring[1] == L'.'))
{
return static_cast<ULONG32>(operandWstring.length() - 2);
length -= 2;
}
else
{
return static_cast<ULONG32>(operandWstring.length() - 1);
length -= 1;
}
}
}
return static_cast<ULONG32>(operandWstring.length());
auto exponentPos = operandWstring.find('e');
const bool hasExponent = exponentPos != wstring::npos;
if (hasExponent)
{
auto expLength = operandWstring.substr(exponentPos).length();
length -= expLength;
}
return static_cast<ULONG32>(length);
}
ULONG32 CopyPasteManager::ProgrammerOperandLength(Platform::String ^ operand, NumberBase numberBase)