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Public Member Functions | Static Public Member Functions | Static Public Attributes | List of all members
dart::TokenPosition Class Reference

#include <token_position.h>

Public Member Functions

uword Hash () const
 
bool operator== (const TokenPosition &b) const
 
bool operator!= (const TokenPosition &b) const
 
bool operator< (const TokenPosition &b) const
 
bool operator> (const TokenPosition &b) const
 
bool operator<= (const TokenPosition &b) const
 
bool operator>= (const TokenPosition &b) const
 
bool IsWithin (const TokenPosition &a, const TokenPosition &b) const
 
 SENTINEL_TOKEN_DESCRIPTORS (DECLARE_VALUES)
 
int32_t Serialize () const
 
TokenPosition Next ()
 
intptr_t Pos () const
 
bool IsClassifying () const
 
bool IsNoSource () const
 
bool IsSynthetic () const
 
bool IsReal () const
 
bool IsDebugPause () const
 
intptr_t EncodeCoveragePosition (bool is_branch_coverage)
 
const char * ToCString () const
 

Static Public Member Functions

static const TokenPosition & Min (const TokenPosition &a, const TokenPosition &b)
 
static const TokenPosition & Max (const TokenPosition &a, const TokenPosition &b)
 
static intptr_t CompareForSorting (const TokenPosition &a, const TokenPosition &b)
 
static TokenPosition Deserialize (int32_t value)
 
static TokenPosition Synthetic (intptr_t value)
 
static TokenPosition DecodeCoveragePosition (intptr_t encoded_position, bool *is_branch_coverage)
 

Static Public Attributes

static constexpr int32_t kMaxSentinelDescriptors = 64
 
static constexpr int32_t kMinSourcePos = 0
 
static const TokenPosition kMinSource
 
static constexpr int32_t kMaxSourcePos
 
static const TokenPosition kMaxSource
 

Detailed Description

Definition at line 62 of file token_position.h.

Member Function Documentation

◆ CompareForSorting()

static intptr_t dart::TokenPosition::CompareForSorting ( const TokenPosition &  a,
const TokenPosition &  b 
)
inlinestatic

Definition at line 129 of file token_position.h.

130 {
131 return a.value() - b.value();
132 }
b
static bool b
Definition ffi_native_test_module.c:74
a
struct MyStruct a[10]

◆ DecodeCoveragePosition()

TokenPosition dart::TokenPosition::DecodeCoveragePosition ( intptr_t  encoded_position,
bool *  is_branch_coverage 
)
static

Definition at line 31 of file token_position.cc.

32 {
33 *is_branch_coverage = ((encoded_position % 2) == 1);
34 return TokenPosition(encoded_position / 2);
35}

◆ Deserialize()

TokenPosition dart::TokenPosition::Deserialize ( int32_t  value)
static

Definition at line 16 of file token_position.cc.

16 {
17 return TokenPosition(value);
18}

◆ EncodeCoveragePosition()

intptr_t dart::TokenPosition::EncodeCoveragePosition ( bool  is_branch_coverage)

Definition at line 24 of file token_position.cc.

24 {
25 // Normal coverage positions are encoded as 2 * pos, and branch coverage are
26 // encoded as 2 * pos + 1.
27 intptr_t encoded_position = 2 * static_cast<intptr_t>(value_);
28 return is_branch_coverage ? encoded_position + 1 : encoded_position;
29}

◆ Hash()

uword dart::TokenPosition::Hash ( ) const

Definition at line 12 of file token_position.cc.

12 {
13 return Utils::WordHash(value_);
14}
dart::Utils::WordHash
static uint32_t WordHash(intptr_t key)
Definition utils.cc:217

◆ IsClassifying()

bool dart::TokenPosition::IsClassifying ( ) const
inline

Definition at line 181 of file token_position.h.

181 {
182 return (value_ >= kBox.value()) && (value_ <= kLast.value());
183 }

◆ IsDebugPause()

bool dart::TokenPosition::IsDebugPause ( ) const
inline

Definition at line 197 of file token_position.h.

197{ return IsReal(); }

◆ IsNoSource()

bool dart::TokenPosition::IsNoSource ( ) const
inline

Definition at line 186 of file token_position.h.

186{ return value_ == kNoSourcePos; }

◆ IsReal()

bool dart::TokenPosition::IsReal ( ) const
inline

Definition at line 194 of file token_position.h.

194{ return value_ >= kMinSourcePos; }
dart::TokenPosition::kMinSourcePos
static constexpr int32_t kMinSourcePos
Definition token_position.h:154

◆ IsSynthetic()

bool dart::TokenPosition::IsSynthetic ( ) const
inline

Definition at line 191 of file token_position.h.

191{ return value_ < kLastPos; }

◆ IsWithin()

bool dart::TokenPosition::IsWithin ( const TokenPosition &  a,
const TokenPosition &  b 
) const
inline

Definition at line 99 of file token_position.h.

99 {
100 if (IsReal()) return (a.value() <= value()) && (value() <= b.value());
101 if (IsSynthetic()) return (a == *this) || (b == *this);
102 return false;
103 }
dart::TokenPosition::IsSynthetic
bool IsSynthetic() const
Definition token_position.h:191

◆ Max()

static const TokenPosition & dart::TokenPosition::Max ( const TokenPosition &  a,
const TokenPosition &  b 
)
inlinestatic

Definition at line 115 of file token_position.h.

116 {
117 if (!b.IsReal()) return a;
118 if (!a.IsReal()) return b;
119 return b.value() > a.value() ? b : a;
120 }

◆ Min()

static const TokenPosition & dart::TokenPosition::Min ( const TokenPosition &  a,
const TokenPosition &  b 
)
inlinestatic

Definition at line 107 of file token_position.h.

108 {
109 if (!b.IsReal()) return a;
110 if (!a.IsReal()) return b;
111 return b.value() < a.value() ? b : a;
112 }

◆ Next()

TokenPosition dart::TokenPosition::Next ( )
inline

Definition at line 167 of file token_position.h.

167 {
168 ASSERT(IsReal());
169 return TokenPosition(value_ + 1);
170 }
ASSERT
#define ASSERT(E)
Definition entrypoints_verification_test.cc:25

◆ operator!=()

bool dart::TokenPosition::operator!= ( const TokenPosition &  b) const
inline

Definition at line 72 of file token_position.h.

72{ return !(*this == b); }

◆ operator<()

bool dart::TokenPosition::operator< ( const TokenPosition &  b) const
inline

Definition at line 76 of file token_position.h.

76 {
77 return Pos() < b.Pos();
78 }
dart::TokenPosition::Pos
intptr_t Pos() const
Definition token_position.h:173

◆ operator<=()

bool dart::TokenPosition::operator<= ( const TokenPosition &  b) const
inline

Definition at line 86 of file token_position.h.

86{ return !(*this > b); }

◆ operator==()

bool dart::TokenPosition::operator== ( const TokenPosition &  b) const
inline

Definition at line 68 of file token_position.h.

68{ return value() == b.value(); }

◆ operator>()

bool dart::TokenPosition::operator> ( const TokenPosition &  b) const
inline

Definition at line 82 of file token_position.h.

82{ return b < *this; }

◆ operator>=()

bool dart::TokenPosition::operator>= ( const TokenPosition &  b) const
inline

Definition at line 90 of file token_position.h.

90{ return !(*this < b); }

◆ Pos()

intptr_t dart::TokenPosition::Pos ( ) const
inline

Definition at line 173 of file token_position.h.

173 {
174 ASSERT(IsReal());
175 return value_;
176 }

◆ SENTINEL_TOKEN_DESCRIPTORS()

dart::TokenPosition::SENTINEL_TOKEN_DESCRIPTORS ( DECLARE_VALUES  )

◆ Serialize()

int32_t dart::TokenPosition::Serialize ( ) const

Definition at line 20 of file token_position.cc.

20 {
21 return static_cast<int32_t>(value_);
22}

◆ Synthetic()

static TokenPosition dart::TokenPosition::Synthetic ( intptr_t  value)
inlinestatic

Definition at line 200 of file token_position.h.

200 {
201 ASSERT(value >= 0 && value <= kMaxSourcePos);
202 return TokenPosition((kLastPos - 1) - value);
203 }
dart::TokenPosition::kMaxSourcePos
static constexpr int32_t kMaxSourcePos
Definition token_position.h:156

◆ ToCString()

const char * dart::TokenPosition::ToCString ( ) const

Definition at line 44 of file token_position.cc.

44 {
45 switch (value_) {
46#define DEFINE_CASE(name, value) \
47 case value: \
48 return #name;
49 SENTINEL_TOKEN_DESCRIPTORS(DEFINE_CASE);
50#undef DEFINE_CASE
51 default:
52 break;
53 }
54 ASSERT(IsReal() || IsSynthetic());
55 ZoneTextBuffer buffer(Thread::Current()->zone());
56 if (IsSynthetic()) {
57 buffer.AddString("syn:");
58 }
59 buffer.Printf("%" Pd32 "", value_);
60 return buffer.buffer();
61}
dart::Thread::Current
static Thread * Current()
Definition thread.h:361
buffer
static const uint8_t buffer[]
Definition fl_pixel_buffer_texture_test.cc:44
Pd32
#define Pd32
Definition globals.h:412
DEFINE_CASE
#define DEFINE_CASE(name, value)
SENTINEL_TOKEN_DESCRIPTORS
#define SENTINEL_TOKEN_DESCRIPTORS(V)
Definition token_position.h:43

Member Data Documentation

◆ kMaxSentinelDescriptors

constexpr int32_t dart::TokenPosition::kMaxSentinelDescriptors = 64
staticconstexpr

Definition at line 134 of file token_position.h.

◆ kMaxSource

const TokenPosition dart::TokenPosition::kMaxSource
static

Definition at line 158 of file token_position.h.

◆ kMaxSourcePos

constexpr int32_t dart::TokenPosition::kMaxSourcePos
staticconstexpr
Initial value:
=
kSmiMax32 - kMaxSentinelDescriptors - 2
dart::TokenPosition::kMaxSentinelDescriptors
static constexpr int32_t kMaxSentinelDescriptors
Definition token_position.h:134
dart::kSmiMax32
const intptr_t kSmiMax32
Definition globals.h:33

Definition at line 156 of file token_position.h.

◆ kMinSource

const TokenPosition dart::TokenPosition::kMinSource
static

Definition at line 155 of file token_position.h.

◆ kMinSourcePos

constexpr int32_t dart::TokenPosition::kMinSourcePos = 0
staticconstexpr

Definition at line 154 of file token_position.h.

The documentation for this class was generated from the following files:
Generated on Fri Apr 26 2024 06:21:04 for Flutter Engine by doxygen 1.9.8