//
// Map a new or existing string to an atom, inventing a new atom if necessary.
//
int TPpContext::LookUpAddString(const char *s)
{
TAtomMap::const_iterator it = atomMap.find(s);
if (it == atomMap.end())
return AddAtomFixed(s, nextAtom++);
else
return it->second;
}
//
// Map a new or existing string to an atom, inventing a new atom if necessary.
//
int TPpContext::LookUpAddString(const char* s)
{
auto it = atomMap.find(s);
if (it == atomMap.end()) {
AddAtomFixed(s, nextAtom);
return nextAtom++;
} else
return it->second;
}
//
// Initialize the atom table.
//
void TPpContext::InitAtomTable()
{
// Add single character tokens to the atom table:
const char* s = "~!%^&*()-+=|,.<>/?;:[]{}#\\";
char t[2];
t[1] = '\0';
while (*s) {
t[0] = *s;
AddAtomFixed(t, s[0]);
s++;
}
// Add multiple character scanner tokens :
for (size_t ii = 0; ii < sizeof(tokens)/sizeof(tokens[0]); ii++)
AddAtomFixed(tokens[ii].str, tokens[ii].val);
nextAtom = PpAtomLast;
}
