folly::gen::detail::Take::Generator< Value, Source > Class Template Reference

#include <Base-inl.h>

Inheritance diagram for folly::gen::detail::Take::Generator< Value, Source >:

Public Member Functions
	Generator (Source source, size_t count)
template<class Handler >
bool	apply (Handler &&handler) const
Public Member Functions inherited from folly::gen::GenImpl< Value, Generator< Value, Source > >
bool	apply (Handler &&handler) const
void	foreach (Body &&body) const
Public Member Functions inherited from folly::gen::FBounded< Self >
const Self &	self () const
Self &	self ()

Static Public Attributes
static constexpr bool	infinite = false
Static Public Attributes inherited from folly::gen::GenImpl< Value, Generator< Value, Source > >
static constexpr bool	infinite

Private Attributes
Source	source_
size_t	count_

Additional Inherited Members
Public Types inherited from folly::gen::GenImpl< Value, Generator< Value, Source > >
typedef Value	ValueType
typedef std::decay< Value >::type	StorageType
Protected Member Functions inherited from folly::gen::GenImpl< Value, Generator< Value, Source > >
	GenImpl ()=default
	GenImpl (GenImpl &&)=default
	GenImpl (const GenImpl &)=default
GenImpl &	operator= (GenImpl &&)=default
GenImpl &	operator= (const GenImpl &)=default

Detailed Description

template<class Value, class Source>
class folly::gen::detail::Take::Generator< Value, Source >

Definition at line 700 of file Base-inl.h.

Constructor & Destructor Documentation

template<class Value , class Source >

folly::gen::detail::Take::Generator< Value, Source >::Generator ( Source  source, size_t  count  )

inlineexplicit

Definition at line 705 of file Base-inl.h.

        : source_(std::move(source)), count_(count) {}

Member Function Documentation

template<class Value , class Source >

template<class Handler >

bool folly::gen::detail::Take::Generator< Value, Source >::apply ( Handler &&  handler ) const

inline

Definition at line 709 of file Base-inl.h.

References handler(), value, and testing::Value().

                                        {
      if (count_ == 0) {
        return false;
      }
      size_t n = count_;
      bool cancelled = false;
      source_.apply([&](Value value) -> bool {
        if (!handler(std::forward<Value>(value))) {
          cancelled = true;
          return false;
        }
        return --n;
      });
      return !cancelled;
    }

Member Data Documentation

template<class Value , class Source >

size_t folly::gen::detail::Take::Generator< Value, Source >::count_

private

Definition at line 702 of file Base-inl.h.

template<class Value , class Source >

constexpr bool folly::gen::detail::Take::Generator< Value, Source >::infinite = false

static

Definition at line 726 of file Base-inl.h.

template<class Value , class Source >

Source folly::gen::detail::Take::Generator< Value, Source >::source_

private

Definition at line 701 of file Base-inl.h.

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The documentation for this class was generated from the following file:

• proxygen/folly/folly/gen/Base-inl.h