v8::internal::Interval Class Reference

#include <jsregexp.h>

Collaboration diagram for v8::internal::Interval:

Public Member Functions
	Interval ()
	Interval (int from, int to)
Interval	Union (Interval that)
bool	Contains (int value)
bool	is_empty ()
int	from () const
int	to () const

Static Public Member Functions
static Interval	Empty ()

Static Public Attributes
static const int	kNone = -1

Private Attributes
int	from_
int	to_

Detailed Description

Definition at line 697 of file jsregexp.h.

Constructor & Destructor Documentation

Interval() [1/2]

v8::internal::Interval::Interval ( )

inline

Definition at line 699 of file jsregexp.h.

: from_(kNone), to_(kNone) { }

Referenced by Empty(), and Union().

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Interval() [2/2]

v8::internal::Interval::Interval ( int  from, int  to  )

inline

Definition at line 700 of file jsregexp.h.

: from_(from), to_(to) { }

Member Function Documentation

Contains()

bool v8::internal::Interval::Contains ( int  value )

inline

Definition at line 709 of file jsregexp.h.

                           {
    return (from_ <= value) && (value <= to_);
  }

References from_, and to_.

Referenced by v8::internal::Trace::DeferredAction::Mentions().

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Empty()

static Interval v8::internal::Interval::Empty ( )

inlinestatic

Definition at line 715 of file jsregexp.h.

{ return Interval(); }

References Interval().

Referenced by v8::internal::RegExpTree::CaptureRegisters(), and v8::internal::ListCaptureRegisters().

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from()

int v8::internal::Interval::from ( ) const

inline

Definition at line 713 of file jsregexp.h.

{ return from_; }

References from_.

Referenced by v8::internal::AddRange(), v8::internal::ActionNode::ClearCaptures(), v8::internal::Trace::FindAffectedRegisters(), v8::internal::BoyerMoorePositionInfo::SetInterval(), and v8::internal::BoyerMooreLookahead::SetInterval().

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is_empty()

bool v8::internal::Interval::is_empty ( )

inline

Definition at line 712 of file jsregexp.h.

{ return from_ == kNone; }

References from_, and kNone.

to()

int v8::internal::Interval::to ( ) const

inline

Definition at line 714 of file jsregexp.h.

{ return to_; }

References to_.

Referenced by v8::internal::AddRange(), v8::internal::ActionNode::ClearCaptures(), v8::internal::Trace::FindAffectedRegisters(), v8::internal::BoyerMoorePositionInfo::SetInterval(), and v8::internal::BoyerMooreLookahead::SetInterval().

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Union()

Interval v8::internal::Interval::Union ( Interval  that )

inline

Definition at line 701 of file jsregexp.h.

                                {
    if (that.from_ == kNone)
      return *this;
    else if (from_ == kNone)
      return that;
    else
      return Interval(Min(from_, that.from_), Max(to_, that.to_));
  }

References from_, Interval(), kNone, v8::internal::Max(), v8::internal::Min(), and to_.

Referenced by v8::internal::ListCaptureRegisters().

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Member Data Documentation

from_

int v8::internal::Interval::from_

private

Definition at line 718 of file jsregexp.h.

Referenced by Contains(), from(), is_empty(), and Union().

kNone

const int v8::internal::Interval::kNone = -1

static

Definition at line 716 of file jsregexp.h.

Referenced by is_empty(), and Union().

to_

int v8::internal::Interval::to_

private

Definition at line 719 of file jsregexp.h.

Referenced by Contains(), to(), and Union().

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

• /mnt/V8SourceCode/src/jsregexp.h