LLVM  4.0.0
Public Member Functions | List of all members
llvm::StringSwitch< T, R > Class Template Reference

A switch()-like statement whose cases are string literals. More...

#include <StringSwitch.h>

Public Member Functions

LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch (StringRef S)
 
 StringSwitch (const StringSwitch &)=delete
 
void operator= (const StringSwitch &)=delete
 
 StringSwitch (StringSwitch &&other)
 
StringSwitchoperator= (StringSwitch &&other)
 
 ~StringSwitch ()=default
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Case (const char(&S)[N], const T &Value)
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
EndsWith (const char(&S)[N], const T &Value)
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
StartsWith (const char(&S)[N], const T &Value)
 
template<unsigned N0, unsigned N1>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const char(&S5)[N5], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const char(&S5)[N5], const char(&S6)[N6], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const char(&S5)[N5], const char(&S6)[N6], const char(&S7)[N7], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7, unsigned N8>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const char(&S5)[N5], const char(&S6)[N6], const char(&S7)[N7], const char(&S8)[N8], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7, unsigned N8, unsigned N9>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
Cases (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const char(&S5)[N5], const char(&S6)[N6], const char(&S7)[N7], const char(&S8)[N8], const char(&S9)[N9], const T &Value)
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
CaseLower (const char(&S)[N], const T &Value)
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
EndsWithLower (const char(&S)[N], const T &Value)
 
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
StartsWithLower (const char(&S)[N], const T &Value)
 
template<unsigned N0, unsigned N1>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
CasesLower (const char(&S0)[N0], const char(&S1)[N1], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
CasesLower (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
CasesLower (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const T &Value)
 
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4>
LLVM_ATTRIBUTE_ALWAYS_INLINE
StringSwitch
CasesLower (const char(&S0)[N0], const char(&S1)[N1], const char(&S2)[N2], const char(&S3)[N3], const char(&S4)[N4], const T &Value)
 
LLVM_ATTRIBUTE_ALWAYS_INLINEDefault (const T &Value) const
 
LLVM_ATTRIBUTE_ALWAYS_INLINE operator R () const
 

Detailed Description

template<typename T, typename R = T>
class llvm::StringSwitch< T, R >

A switch()-like statement whose cases are string literals.

The StringSwitch class is a simple form of a switch() statement that determines whether the given string matches one of the given string literals. The template type parameter T is the type of the value that will be returned from the string-switch expression. For example, the following code switches on the name of a color in argv[i]:

Color color = StringSwitch<Color>(argv[i])
.Case("red", Red)
.Case("orange", Orange)
.Case("yellow", Yellow)
.Case("green", Green)
.Case("blue", Blue)
.Case("indigo", Indigo)
.Cases("violet", "purple", Violet)
.Default(UnknownColor);

Definition at line 43 of file StringSwitch.h.

Constructor & Destructor Documentation

template<typename T , typename R = T>
LLVM_ATTRIBUTE_ALWAYS_INLINE llvm::StringSwitch< T, R >::StringSwitch ( StringRef  S)
inlineexplicit

Definition at line 53 of file StringSwitch.h.

template<typename T , typename R = T>
llvm::StringSwitch< T, R >::StringSwitch ( const StringSwitch< T, R > &  )
delete
template<typename T , typename R = T>
llvm::StringSwitch< T, R >::StringSwitch ( StringSwitch< T, R > &&  other)
inline

Definition at line 60 of file StringSwitch.h.

template<typename T , typename R = T>
llvm::StringSwitch< T, R >::~StringSwitch ( )
default

Member Function Documentation

template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Case ( const char(&)  S[N],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::CaseLower ( const char(&)  S[N],
const T Value 
)
inline

Definition at line 191 of file StringSwitch.h.

References llvm::StringRef::equals_lower().

Referenced by llvm::StringSwitch< T, R >::CasesLower().

template<typename T , typename R = T>
template<unsigned N0, unsigned N1>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const char(&)  S5[N5],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const char(&)  S5[N5],
const char(&)  S6[N6],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const char(&)  S5[N5],
const char(&)  S6[N6],
const char(&)  S7[N7],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7, unsigned N8>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const char(&)  S5[N5],
const char(&)  S6[N6],
const char(&)  S7[N7],
const char(&)  S8[N8],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4, unsigned N5, unsigned N6, unsigned N7, unsigned N8, unsigned N9>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::Cases ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const char(&)  S5[N5],
const char(&)  S6[N6],
const char(&)  S7[N7],
const char(&)  S8[N8],
const char(&)  S9[N9],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::CasesLower ( const char(&)  S0[N0],
const char(&)  S1[N1],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::CasesLower ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::CasesLower ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N0, unsigned N1, unsigned N2, unsigned N3, unsigned N4>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::CasesLower ( const char(&)  S0[N0],
const char(&)  S1[N1],
const char(&)  S2[N2],
const char(&)  S3[N3],
const char(&)  S4[N4],
const T Value 
)
inline
template<typename T , typename R = T>
LLVM_ATTRIBUTE_ALWAYS_INLINE R llvm::StringSwitch< T, R >::Default ( const T Value) const
inline
template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::EndsWith ( const char(&)  S[N],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::EndsWithLower ( const char(&)  S[N],
const T Value 
)
inline

Definition at line 200 of file StringSwitch.h.

References llvm::StringRef::endswith_lower().

template<typename T , typename R = T>
LLVM_ATTRIBUTE_ALWAYS_INLINE llvm::StringSwitch< T, R >::operator R ( ) const
inline

Definition at line 251 of file StringSwitch.h.

References assert().

template<typename T , typename R = T>
void llvm::StringSwitch< T, R >::operator= ( const StringSwitch< T, R > &  )
delete
template<typename T , typename R = T>
StringSwitch& llvm::StringSwitch< T, R >::operator= ( StringSwitch< T, R > &&  other)
inline

Definition at line 63 of file StringSwitch.h.

template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::StartsWith ( const char(&)  S[N],
const T Value 
)
inline
template<typename T , typename R = T>
template<unsigned N>
LLVM_ATTRIBUTE_ALWAYS_INLINE StringSwitch& llvm::StringSwitch< T, R >::StartsWithLower ( const char(&)  S[N],
const T Value 
)
inline

Definition at line 209 of file StringSwitch.h.

References llvm::StringRef::startswith_lower().


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