dart::kernel::ConstructorHelper Class Reference

#include <kernel_translation_helper.h>

Public Types
enum	Field {   kStart , kCanonicalName , kSourceUriIndex , kStartPosition ,   kPosition , kEndPosition , kFlags , kName ,   kAnnotations , kFunction , kInitializers , kEnd }
enum	Flag { kConst = 1 << 0 , kExternal = 1 << 1 , kSynthetic = 1 << 2 }

Public Member Functions
	ConstructorHelper (KernelReaderHelper *helper)
void	ReadUntilIncluding (Field field)
void	ReadUntilExcluding (Field field)
void	SetNext (Field field)
void	SetJustRead (Field field)
bool	IsExternal ()
bool	IsConst ()
bool	IsSynthetic ()

Public Attributes
NameIndex	canonical_name_
TokenPosition	start_position_ = TokenPosition::kNoSource
TokenPosition	position_ = TokenPosition::kNoSource
TokenPosition	end_position_ = TokenPosition::kNoSource
uint8_t	flags_ = 0
intptr_t	source_uri_index_ = 0
intptr_t	annotation_count_ = 0

Detailed Description

Definition at line 666 of file kernel_translation_helper.h.

Member Enumeration Documentation

Field

enum dart::kernel::ConstructorHelper::Field

Enumerator
kStart
kCanonicalName
kSourceUriIndex
kStartPosition
kPosition
kEndPosition
kFlags
kName
kAnnotations
kFunction
kInitializers
kEnd

Definition at line 668 of file kernel_translation_helper.h.

             {
    kStart,  // tag.
    kCanonicalName,
    kSourceUriIndex,
    kStartPosition,
    kPosition,
    kEndPosition,
    kFlags,
    kName,
    kAnnotations,
    kFunction,
    kInitializers,
    kEnd,
  };

Flag

enum dart::kernel::ConstructorHelper::Flag

Enumerator
kConst
kExternal
kSynthetic

Definition at line 683 of file kernel_translation_helper.h.

            {
    kConst = 1 << 0,
    kExternal = 1 << 1,
    kSynthetic = 1 << 2,
  };

Constructor & Destructor Documentation

ConstructorHelper()

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

inlineexplicit

Definition at line 689 of file kernel_translation_helper.h.

      : helper_(helper), next_read_(kStart) {}

Member Function Documentation

IsConst()

bool dart::kernel::ConstructorHelper::IsConst ( )

inline

Definition at line 702 of file kernel_translation_helper.h.

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

IsExternal()

bool dart::kernel::ConstructorHelper::IsExternal ( )

inline

Definition at line 701 of file kernel_translation_helper.h.

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

IsSynthetic()

bool dart::kernel::ConstructorHelper::IsSynthetic ( )

inline

Definition at line 703 of file kernel_translation_helper.h.

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

ReadUntilExcluding()

void dart::kernel::ConstructorHelper::ReadUntilExcluding

(

Field

field

)

Definition at line 1248 of file kernel_translation_helper.cc.

                                                      {
  if (field <= next_read_) return;
 
  // Ordered with fall-through.
  switch (next_read_) {
    case kStart: {
      Tag tag = helper_->ReadTag();  // read tag.
      ASSERT(tag == kConstructor);
      if (++next_read_ == field) return;
    }
      FALL_THROUGH;
    case kCanonicalName:
      canonical_name_ =
          helper_->ReadCanonicalNameReference();  // read canonical_name.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kSourceUriIndex:
      source_uri_index_ = helper_->ReadUInt();  // read source_uri_index.
      helper_->set_current_script_id(source_uri_index_);
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kStartPosition:
      start_position_ = helper_->ReadPosition();  // read position.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kPosition:
      position_ = helper_->ReadPosition();  // read position.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kEndPosition:
      end_position_ = helper_->ReadPosition();  // read end position.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kFlags:
      flags_ = helper_->ReadFlags();
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kName:
      helper_->SkipName();  // read name.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kAnnotations: {
      annotation_count_ = helper_->ReadListLength();  // read list length.
      for (intptr_t i = 0; i < annotation_count_; ++i) {
        helper_->SkipExpression();  // read ith expression.
      }
      if (++next_read_ == field) return;
    }
      FALL_THROUGH;
    case kFunction:
      helper_->SkipFunctionNode();  // read function.
      if (++next_read_ == field) return;
      FALL_THROUGH;
    case kInitializers: {
      intptr_t list_length =
          helper_->ReadListLength();  // read initializers list length.
      for (intptr_t i = 0; i < list_length; i++) {
        helper_->SkipInitializer();
      }
      if (++next_read_ == field) return;
    }
      FALL_THROUGH;
    case kEnd:
      return;
  }
}

ReadUntilIncluding()

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

inline

Definition at line 692 of file kernel_translation_helper.h.

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

SetJustRead()

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

inline

Definition at line 699 of file kernel_translation_helper.h.

{ next_read_ = field + 1; }

SetNext()

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

inline

Definition at line 698 of file kernel_translation_helper.h.

{ next_read_ = field; }

Member Data Documentation

annotation_count_

intptr_t dart::kernel::ConstructorHelper::annotation_count_ = 0

Definition at line 711 of file kernel_translation_helper.h.

canonical_name_

NameIndex dart::kernel::ConstructorHelper::canonical_name_

Definition at line 705 of file kernel_translation_helper.h.

end_position_

TokenPosition dart::kernel::ConstructorHelper::end_position_ = TokenPosition::kNoSource

Definition at line 708 of file kernel_translation_helper.h.

flags_

uint8_t dart::kernel::ConstructorHelper::flags_ = 0

Definition at line 709 of file kernel_translation_helper.h.

position_

TokenPosition dart::kernel::ConstructorHelper::position_ = TokenPosition::kNoSource

Definition at line 707 of file kernel_translation_helper.h.

source_uri_index_

intptr_t dart::kernel::ConstructorHelper::source_uri_index_ = 0

Definition at line 710 of file kernel_translation_helper.h.

start_position_

TokenPosition dart::kernel::ConstructorHelper::start_position_ = TokenPosition::kNoSource

Definition at line 706 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