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Function dmd.typesem.mutabilityOfType

Determine mutability of indirections in (ref) t.

int mutabilityOfType (
  bool isref,
  Type t
);

Returns

When the type has any mutable indirections, returns 0. When all indirections are immutable, returns 2. Otherwise, when the type has const/inout indirections, returns 1.

Parameters

NameDescription
isref if true, check ref t; otherwise, check just t
t the type that is being checked

Authors

Walter Bright

License

Boost License 1.0