#include <table.h>
#include <stdlib.h>


/*At the start of the execution : the whole array is empty*/
symbolTable = malloc(sizeof(symbol) * START_TABLE_SIZE)
currentIndex = 0;
maxIndex = START_TABLE_SIZE;

/*Checks for the length of the array and reallocates if necessary*/
void checkArraySanity(){
    if (currentIndex == maxIndex){
        reallocateArray(maxIndex * 2);
    } else {
        if (currentIndex < maxIndex / 2){
            reallocateArray(maxIndex / 2);
        }
    }
}

void reallocateArray(int size){
    Symbol* newSymbolTable = malloc(sizeof (symbol) * size); // we double the size of the array
    Symbol* oldSymbolTable = symbolTable; // we double the size of the array
    free(oldSymbolTable);

    for(int i = 0; i < currentIndex; i++){
        newSymbolTable[i] = oldSymbolTable[i];
    }

    symbolTable = newSymbolTable;
}