notNull

Value must not be NULL

@safe

@constraint

struct notNull {

bool check(T actual);

static immutable

string errorMessage;

}

Members

Functions

check bool check(T actual): Undocumented in source. Be warned that the author may not have intended to support it.

Static variables

errorMessage string errorMessage;: Undocumented in source.

Examples

assert(!test!notNull(null));
assert(test!notNull(""));

auto o = new Object();
assert(test!notNull(o));
Object o2 = null;
assert(!test!notNull(o2));

int* i = null;
assert(!test!notNull(i));

int* i2 = new int(10);
assert(test!notNull(i2));

Meta

Source

See Implementation