Function AddStringNode

NULLC/Callbacks.cpp:715–763

Function that places string on stack, using list of NodeNumber in NodeExpressionList

// Function that places string on stack, using list of NodeNumber in NodeExpressionList
void AddStringNode(const char* s, const char* e, bool unescaped)
{
	CodeInfo::lastKnownStartPos = s;

	const char *curr = s + 1, *end = e - 1;
	unsigned int len = 0;
	// Find the length of the string with collapsed escape-sequences
	for(; curr < end; curr++, len++)
	{
		if(*curr == '\\' && !unescaped)
			curr++;
	}
	curr = s + 1;
	end = e - 1;

	CodeInfo::nodeList.push_back(new NodeZeroOP());
	TypeInfo *targetType = CodeInfo::GetArrayType(typeChar, len + 1);
	CodeInfo::nodeList.push_back(new NodeExpressionList(targetType));

	NodeZeroOP* temp = CodeInfo::nodeList.back();
	CodeInfo::nodeList.pop_back();

	NodeExpressionList *arrayList = static_cast<NodeExpressionList*>(temp);

	while(end-curr > 0)
	{
		char clean[4];
		*(int*)clean = 0;

		for(int i = 0; i < 4 && curr < end; i++, curr++)
		{
			clean[i] = *curr;
			if(*curr == '\\' && !unescaped)
			{
				curr++;
				CodeInfo::lastKnownStartPos = curr;
				clean[i] = UnescapeSybmol(*curr);
			}
		}
		CodeInfo::nodeList.push_back(new NodeNumber(*(int*)clean, typeInt));
		arrayList->AddNode();
	}
	if(len % 4 == 0)
	{
		CodeInfo::nodeList.push_back(new NodeNumber(0, typeInt));
		arrayList->AddNode();
	}
	CodeInfo::nodeList.push_back(temp);
}

// Function that creates node that removes value on top of the stack
void AddPopNode(const char* pos)