public void checkFunctions() {
Enumeration<Function> en = functions.elements();
while (en.hasMoreElements()) {
Function function = (Function) en.nextElement();
if (function.isForward()) {
if (!function.isCompleted()) {
throw new DinaException(
"Неопределенная функция '" + function.getSignature() + "'",
DinaException.COMPILATION_ERROR);
}
}
}
}
public void addFunction(Function function) {
String functionSignature = function.getSignatureLabel();
if (functions.getValue(functionSignature) != null) {
throw new DinaException(
"Функция '" + function.getSignature().toString() + "' уже существует",
DinaException.COMPILATION_ERROR);
}
if (Function.getNativeFunctionsTable().getValue(functionSignature) != null) {
error(function);
}
InternalFunctionContainer functionContainer =
InternalFunctions.getFunctionContainer(function.getName());
if (functionContainer != null) {
if (functionContainer.check(function.getArguments())) {
error(function);
}
}
functions.put(functionSignature, function);
}
private static void error(Function function) {
throw new DinaException(
"Функция '" + function.getSignature().toString() + "' является системной",
DinaException.COMPILATION_ERROR);
}