v8::internal::TokenizingLineArrayCompareOutput Class Reference

Inheritance diagram for v8::internal::TokenizingLineArrayCompareOutput:

Collaboration diagram for v8::internal::TokenizingLineArrayCompareOutput:

Public Member Functions
	TokenizingLineArrayCompareOutput (LineEndsWrapper line_ends1, LineEndsWrapper line_ends2, Handle< String > s1, Handle< String > s2)
void	AddChunk (int line_pos1, int line_pos2, int line_len1, int line_len2)
void	SetSubrange1 (int offset, int len)
void	SetSubrange2 (int offset, int len)
Handle< JSArray >	GetResult ()

Private Attributes
CompareOutputArrayWriter	array_writer_
LineEndsWrapper	line_ends1_
LineEndsWrapper	line_ends2_
Handle< String >	s1_
Handle< String >	s2_
int	subrange_offset1_
int	subrange_offset2_

Static Private Attributes
static const int	CHUNK_LEN_LIMIT = 800

Additional Inherited Members
Protected Member Functions inherited from v8::internal::Comparator::Output
virtual	~Output ()

Detailed Description

Definition at line 499 of file liveedit.cc.

Constructor & Destructor Documentation

TokenizingLineArrayCompareOutput()

v8::internal::TokenizingLineArrayCompareOutput::TokenizingLineArrayCompareOutput ( LineEndsWrapper  line_ends1, LineEndsWrapper  line_ends2, Handle< String >  s1, Handle< String >  s2  )

inline

Definition at line 501 of file liveedit.cc.

      : array_writer_(s1->GetIsolate()),
        line_ends1_(line_ends1), line_ends2_(line_ends2), s1_(s1), s2_(s2),
        subrange_offset1_(0), subrange_offset2_(0) {
  }

Member Function Documentation

AddChunk()

void v8::internal::TokenizingLineArrayCompareOutput::AddChunk ( int  line_pos1, int  line_pos2, int  line_len1, int  line_len2  )

inlinevirtual

Implements v8::internal::Comparator::Output.

Definition at line 509 of file liveedit.cc.

                                                                            {
    line_pos1 += subrange_offset1_;
    line_pos2 += subrange_offset2_;
 
    int char_pos1 = line_ends1_.GetLineStart(line_pos1);
    int char_pos2 = line_ends2_.GetLineStart(line_pos2);
    int char_len1 = line_ends1_.GetLineStart(line_pos1 + line_len1) - char_pos1;
    int char_len2 = line_ends2_.GetLineStart(line_pos2 + line_len2) - char_pos2;
 
    if (char_len1 < CHUNK_LEN_LIMIT && char_len2 < CHUNK_LEN_LIMIT) {
      // Chunk is small enough to conduct a nested token-level diff.
      HandleScope subTaskScope(s1_->GetIsolate());
 
      TokensCompareInput tokens_input(s1_, char_pos1, char_len1,
                                      s2_, char_pos2, char_len2);
      TokensCompareOutput tokens_output(&array_writer_, char_pos1,
                                          char_pos2);
 
      Comparator::CalculateDifference(&tokens_input, &tokens_output);
    } else {
      array_writer_.WriteChunk(char_pos1, char_pos2, char_len1, char_len2);
    }
  }

References array_writer_, v8::internal::Comparator::CalculateDifference(), CHUNK_LEN_LIMIT, v8::internal::LineEndsWrapper::GetLineStart(), line_ends1_, line_ends2_, s1_, s2_, subrange_offset1_, subrange_offset2_, and v8::internal::CompareOutputArrayWriter::WriteChunk().

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GetResult()

Handle<JSArray> v8::internal::TokenizingLineArrayCompareOutput::GetResult ( )

inline

Definition at line 539 of file liveedit.cc.

                              {
    return array_writer_.GetResult();
  }

References array_writer_, and v8::internal::CompareOutputArrayWriter::GetResult().

Referenced by v8::internal::LiveEdit::CompareStrings().

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SetSubrange1()

void v8::internal::TokenizingLineArrayCompareOutput::SetSubrange1 ( int  offset, int  len  )

inlinevirtual

Implements v8::internal::SubrangableOutput.

Definition at line 532 of file liveedit.cc.

                                         {
    subrange_offset1_ = offset;
  }

References subrange_offset1_.

SetSubrange2()

void v8::internal::TokenizingLineArrayCompareOutput::SetSubrange2 ( int  offset, int  len  )

inlinevirtual

Implements v8::internal::SubrangableOutput.

Definition at line 535 of file liveedit.cc.

                                         {
    subrange_offset2_ = offset;
  }

References subrange_offset2_.

Member Data Documentation

array_writer_

CompareOutputArrayWriter v8::internal::TokenizingLineArrayCompareOutput::array_writer_

private

Definition at line 546 of file liveedit.cc.

Referenced by AddChunk(), and GetResult().

CHUNK_LEN_LIMIT

const int v8::internal::TokenizingLineArrayCompareOutput::CHUNK_LEN_LIMIT = 800

staticprivate

Definition at line 544 of file liveedit.cc.

Referenced by AddChunk().

line_ends1_

LineEndsWrapper v8::internal::TokenizingLineArrayCompareOutput::line_ends1_

private

Definition at line 547 of file liveedit.cc.

Referenced by AddChunk().

line_ends2_

LineEndsWrapper v8::internal::TokenizingLineArrayCompareOutput::line_ends2_

private

Definition at line 548 of file liveedit.cc.

Referenced by AddChunk().

s1_

Handle<String> v8::internal::TokenizingLineArrayCompareOutput::s1_

private

Definition at line 549 of file liveedit.cc.

Referenced by AddChunk().

s2_

Handle<String> v8::internal::TokenizingLineArrayCompareOutput::s2_

private

Definition at line 550 of file liveedit.cc.

Referenced by AddChunk().

subrange_offset1_

int v8::internal::TokenizingLineArrayCompareOutput::subrange_offset1_

private

Definition at line 551 of file liveedit.cc.

Referenced by AddChunk(), and SetSubrange1().

subrange_offset2_

int v8::internal::TokenizingLineArrayCompareOutput::subrange_offset2_

private

Definition at line 552 of file liveedit.cc.

Referenced by AddChunk(), and SetSubrange2().

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

• /mnt/V8SourceCode/src/liveedit.cc