//
// Name table
//
#include <utility>
#include "nt.h"

void NameDef::print() const {
    printf("NameDef: name=%s", name.c_str());
    if (isVariable()) {
        printf(" variable");
    } else if (isFunction()) {
        printf(" function");
    } else if (isStandardFunction()) {
        printf(" standard function");
    }

    if (isGlobal())
        printf(" nonlocal");

    if (isVariable() && !isGlobal()) {
        if (value.isInt())
            printf(" type=int");
        else if (value.isDouble())
            printf(" type=double");
        else if (value.isString())
            printf(" type=string");
        else if (value.isArray())
            printf(" type=array");
        else if (value.isNone())
            printf(" type=none");

        printf(" value=");
        value.print();
    }

    printf("\n");
}

NameDef* NameTable::findName(const char *name) const {
    const_iterator i = find(name);
    if (i == end())
        return 0;
    else
        return const_cast<NameDef*>(&(*i));
}

// Add name to the local table
NameDef* NameTable::addName(const char *name) {
    iterator i = find(name);
    if (i == end()) {
        std::pair<iterator, bool> p = insert(name);
        assert(p.second);
        i = p.first;
    }        
    return const_cast<NameDef*>(&(*i));
}

void NameTable::print() const {
    NameTable::const_iterator i = begin();
    while (i != end()) {
        i->print();
        ++i;
    }
}