public RubyValue replace(int start, int length, RubyValue value) {
int index = getRealIndex(start);
if (value == RubyConstant.QNIL) {
for (int i = 0; i < length; i++) {
array_.remove(index);
}
return value;
}
if (length < 0) {
throw new RubyException(RubyRuntime.IndexErrorClass, "negative length (" + length + ")");
} else if (0 == length) {
if (value instanceof RubyArray) {
array_.addAll(index, ((RubyArray) value).array_);
} else {
array_.add(index, value);
}
} else {
for (int i = 0; i < length - 1; ++i) {
array_.remove(index);
}
if (value instanceof RubyArray) {
array_.remove(index);
array_.addAll(index, ((RubyArray) value).array_);
} else {
array_.set(index, value);
}
}
return value;
}
public RubyValue set(int start, RubyValue value) {
int index = getRealIndex(start);
if (index < array_.size()) {
array_.set(index, value);
} else {
for (int i = array_.size(); i < index; ++i) {
array_.add(RubyConstant.QNIL);
}
array_.add(value);
}
return value;
}