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# dmd.typinf

Generate TypeInfo objects, which are needed for run-time introspection of classes.
Authors:
Walter Bright
License:
Boost License 1.0

Source typeinf.d

Documentation https://dlang.org/phobos/dmd_typinf.html

Coverage https://codecov.io/gh/dlang/dmd/src/master/src/dmd/typinf.d

void `genTypeInfo`(Loc `loc`, Type `torig`, Scope* `sc`);
  Generates the TypeInfo object associated with `torig` if it hasn't already been generated
  Parameters:

  Loc `loc` | the location for reporting line numbers in errors
  Type `torig` | the type to generate the TypeInfo object for
  Scope* `sc` | the scope

Type `getTypeInfoType`(Loc `loc`, Type `t`, Scope* `sc`);
  Gets the type of the TypeInfo object associated with `t`
  Parameters:

  Loc `loc` | the location for reporting line nunbers in errors
  Type `t` | the type to get the type of the TypeInfo object for
  Scope* `sc` | the scope

  Returns:
  The type of the TypeInfo object associated with `t`
bool `isSpeculativeType`(Type `t`);
  Returns:
  true if any part of type t is speculative. if t is null, returns false.

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