dart::kernel::TypeParameterHelper Class Reference

#include <kernel_translation_helper.h>

Public Types
enum	Field {   kStart , kFlags , kAnnotations , kVariance ,   kName , kBound , kDefaultType , kEnd }
enum	Flag { kIsGenericCovariantImpl = 1 << 0 }

Public Member Functions
	TypeParameterHelper (KernelReaderHelper *helper)
void	ReadUntilIncluding (Field field)
void	ReadUntilExcluding (Field field)
void	SetNext (Field field)
void	SetJustRead (Field field)
void	ReadUntilExcludingAndSetJustRead (Field field)
void	Finish ()
bool	IsGenericCovariantImpl ()

Public Attributes
TokenPosition	position_ = TokenPosition::kNoSource
uint8_t	flags_ = 0
StringIndex	name_index_

Detailed Description

Definition at line 338 of file kernel_translation_helper.h.

Member Enumeration Documentation

Field

enum dart::kernel::TypeParameterHelper::Field

Enumerator
kStart
kFlags
kAnnotations
kVariance
kName
kBound
kDefaultType
kEnd

Definition at line 340 of file kernel_translation_helper.h.

             {
    kStart,  // tag.
    kFlags,
    kAnnotations,
    kVariance,
    kName,
    kBound,
    kDefaultType,
    kEnd,
  };

Flag

enum dart::kernel::TypeParameterHelper::Flag

Enumerator
kIsGenericCovariantImpl

Definition at line 351 of file kernel_translation_helper.h.

            {
    kIsGenericCovariantImpl = 1 << 0,
  };

Constructor & Destructor Documentation

TypeParameterHelper()

dart::kernel::TypeParameterHelper::TypeParameterHelper ( KernelReaderHelper *  helper )

inlineexplicit

Definition at line 355 of file kernel_translation_helper.h.

                                                           {
    helper_ = helper;
    next_read_ = kStart;
  }

Member Function Documentation

Finish()

void dart::kernel::TypeParameterHelper::Finish ( )

inline

Definition at line 374 of file kernel_translation_helper.h.

{ ReadUntilExcluding(kEnd); }

IsGenericCovariantImpl()

bool dart::kernel::TypeParameterHelper::IsGenericCovariantImpl ( )

inline

Definition at line 376 of file kernel_translation_helper.h.

                                {
    return (flags_ & kIsGenericCovariantImpl) != 0;
  }

ReadUntilExcluding()

void dart::kernel::TypeParameterHelper::ReadUntilExcluding

(

Field

field

)

Definition at line 1025 of file kernel_translation_helper.cc.

                                                        {
  for (; next_read_ < field; ++next_read_) {
    switch (next_read_) {
      case kFlags:
        flags_ = helper_->ReadFlags();
        break;
      case kAnnotations:
        helper_->SkipListOfExpressions();  // read annotations.
        break;
      case kVariance:
        helper_->ReadVariance();
        break;
      case kName:
        name_index_ = helper_->ReadStringReference();  // read name index.
        break;
      case kBound:
        helper_->SkipDartType();
        break;
      case kDefaultType:
        helper_->SkipDartType();
        break;
      case kEnd:
        return;
    }
  }
}

ReadUntilExcludingAndSetJustRead()

void dart::kernel::TypeParameterHelper::ReadUntilExcludingAndSetJustRead ( Field  field )

inline

Definition at line 369 of file kernel_translation_helper.h.

                                                     {
    ReadUntilExcluding(field);
    SetJustRead(field);
  }

ReadUntilIncluding()

void dart::kernel::TypeParameterHelper::ReadUntilIncluding ( Field  field )

inline

Definition at line 360 of file kernel_translation_helper.h.

                                       {
    ReadUntilExcluding(static_cast<Field>(static_cast<int>(field) + 1));
  }

SetJustRead()

void dart::kernel::TypeParameterHelper::SetJustRead ( Field  field )

inline

Definition at line 367 of file kernel_translation_helper.h.

{ next_read_ = field + 1; }

SetNext()

void dart::kernel::TypeParameterHelper::SetNext ( Field  field )

inline

Definition at line 366 of file kernel_translation_helper.h.

{ next_read_ = field; }

Member Data Documentation

flags_

uint8_t dart::kernel::TypeParameterHelper::flags_ = 0

Definition at line 381 of file kernel_translation_helper.h.

name_index_

StringIndex dart::kernel::TypeParameterHelper::name_index_

Definition at line 382 of file kernel_translation_helper.h.

position_

TokenPosition dart::kernel::TypeParameterHelper::position_ = TokenPosition::kNoSource

Definition at line 380 of file kernel_translation_helper.h.

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

• third_party/dart-lang/sdk/runtime/vm/compiler/frontend/kernel_translation_helper.h
• third_party/dart-lang/sdk/runtime/vm/compiler/frontend/kernel_translation_helper.cc