/**
* Return the object into String.
*
* @param tab how many tabs (not used here
* @return a String
*/
public String toString(int tab) {
// todo : rewrite tostring method
StringBuffer buff = new StringBuffer(tabString(tab));
buff.append("var ");
buff.append(variable.toStringExpression());
return buff.toString();
}
public Expression expressionAt(int line, int column) {
if (variable.isAt(line, column)) return variable.expressionAt(line, column);
return null;
}
public String getNameLowerCase() {
if (nameLowerCase == null) {
nameLowerCase = variable.getName().toLowerCase();
}
return nameLowerCase;
}
public String getName() {
if (cachedToString == null) {
cachedToString = variable.getName();
}
return cachedToString;
}
