BloombergLP::bslalg::HasTrait

This meta‐function evaluates to bsl::true_type if the (template parameter) TYPE has the (template parameter) TRAIT, and to bsl::false_type otherwise.

Synopsis

Declared in <bslalg_hastrait.h>

template<
    class TYPE,
    class TRAIT>
struct HasTrait
    : bsl::integral_constant<bool, TRAIT::template Metafunction<typename bsl::remove_cv<TYPE>::type>::value>

Base Classes

Name

Description

bsl::integral_constant<bool, TRAIT::template Metafunction<typename bsl::remove_cv<TYPE>::type>::value>

Metafunction representing a compile‐time constant of the specified (template parameter) t_TYPE with the specified (template parameter) t_VALUE.

Type Aliases

Name

Description

Alias for this integral_constant specialization.

Member Functions

Name

Description

Return a copy of the template argument t_VALUE.

operator value_type

Static Data Members

Name

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