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version 2.108.0

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Variable dmd.cli.Usage.previews

Returns all available previews

struct Usage
{
  // ...
  immutable(Usage.Feature[]) previews = [Feature("dip25", "useDIP25", "implement https://github.com/dlang/DIPs/blob/master/DIPs/archive/DIP25.md (Sealed references)", true, true), Feature("dip1000", "useDIP1000", "implement https://github.com/dlang/DIPs/blob/master/DIPs/other/DIP1000.md (Scoped Pointers)", true, false), Feature("dip1008", "ehnogc", "implement https://github.com/dlang/DIPs/blob/master/DIPs/other/DIP1008.md (@nogc Throwable)", true, false), Feature("dip1021", "useDIP1021", "implement https://github.com/dlang/DIPs/blob/master/DIPs/accepted/DIP1021.md (Mutable function arguments)", true, false), Feature("bitfields", "bitfields", "add bitfields https://github.com/dlang/dlang.org/pull/3190", true, false), Feature("fieldwise", "fieldwise", "use fieldwise comparisons for struct equality", true, false), Feature("fixAliasThis", "fixAliasThis", "when a symbol is resolved, check alias this scope before going to upper scopes", true, false), Feature("intpromote", "fix16997", "fix integral promotions for unary + - ~ operators", false, true), Feature("dtorfields", "dtorFields", "destruct fields of partially constructed objects", false, false), Feature("rvaluerefparam", "rvalueRefParam", "enable rvalue arguments to ref parameters", true, false), Feature("nosharedaccess", "noSharedAccess", "disable access to shared memory objects", true, false), Feature("in", "previewIn", "`in` on parameters means `scope const [ref]` and accepts rvalues", true, false), Feature("inclusiveincontracts", "inclusiveInContracts", "'in' contracts of overridden methods must be a superset of parent contract", true, false), Feature("shortenedMethods", "shortenedMethods", "allow use of => for methods and top-level functions in addition to lambdas", false, true), Feature("fixImmutableConv", "fixImmutableConv", "disallow unsound immutable conversions that were formerly incorrectly permitted", true, false), Feature("systemVariables", "systemVariables", "disable access to variables marked '@system' from @safe code", true, false)];
  // ...
}

Authors

Walter Bright

License

Boost License 1.0