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API Documentation

version 2.110.0

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Function dmd.common.bitfields.generateBitFields

Generate code for bit fields inside a struct/class body

string generateBitFields(S, T)()
if (__traits(isUnsigned, T));

Parameters

NameDescription
S type of a struct with only boolean fields, which should become bit fields
T type of bit fields variable, must have enough bits to store all booleans

Returns

D code with a bit fields variable and getter / setter functions

Example

static struct B
{
    bool x;
    bool y;
    bool z = 1;
}

static struct S
{
    mixin(generateBitFields!(B, ubyte));
}

S s;
assert(!s.x);
s.x = true;
assert(s.x);
s.x = false;
assert(!s.x);

s.y = true;
assert(s.y);
assert(!s.x);
assert(s.z);
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Authors

Dennis Korpel

License

Boost License 1.0