CoreComponents 4.0.0
A Modern C++ Toolkit
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RepeatNode Class Referencefinal

Repeatedly match a sub-expression. More...

#include <cc/syntax_node/RepeatNode>

Inheritance diagram for RepeatNode:

Public Member Functions

 RepeatNode (long minRepeat, long maxRepeat, const SyntaxNode &entry)
 RepeatNode (long minRepeat, const SyntaxNode &entry)
 RepeatNode (const SyntaxNode &entry)
long minRepeat () const
long maxRepeat () const
SyntaxNode entry () const
Public Member Functions inherited from SyntaxNode
 SyntaxNode ()=default
 Create an null syntax node.
 SyntaxNode (char ch)
 SyntaxNode (const char *s)
 SyntaxNode (const SyntaxRule *rule)
 SyntaxNode (Function< bool(char)> &&match)
long matchNext (const String &text, long offset, Token &production) const
 Match text at offset against this node.
long matchLength () const
 Match length for this node (or -1 if variable).
String hint () const
 Hint for generating syntax error messages (Expect failed)
List< Stringexplain () const
 Convert to a human-readable form.
Public Member Functions inherited from Object
 Object ()=default
 Create a null object.
 operator bool () const
 Check if this is a non-null object.
bool isNull () const
 Check if this is a null object.
int useCount () const
 Reference count.
template<class T>
bool is () const
 Check if this object is of type T.
template<class T>
as () const
 Cast this object to type T.
bool isWeak () const
 Check if the underlying object reference is weak.
bool operator== (const Object &other) const
 Equality operator.
std::strong_ordering operator<=> (const Object &other) const
 Ordering operator.

Additional Inherited Members

Public Types inherited from Object
using NullAccess = cc::NullAccess
 Error thrown when trying to access a null object.
using VirginityTestFailed = cc::VirginityTestFailed
 Error thrown when trying to initialize an object with a non-virgin state.
Protected Member Functions inherited from SyntaxNode
 SyntaxNode (State *newState)
State & me ()
const State & me () const
Protected Member Functions inherited from Object
template<class T>
weak () const
template<class T>
void initOnce ()
 Create the object state when called the first time.
template<class T>
void initOncePerThread ()
 Create a distinct object state for each thread when called the first time in that thread.
 Object (State *newState)
 Initialize object with newState.
 Object (State *state, Alias)
 Object (State *state, Weak)
Objectoperator= (std::nullptr_t)
Static Protected Member Functions inherited from Object
template<class T>
static T alias (const State *state)
 Create an alias object for the given state.
template<class T>
static T weak (const State *state)
Protected Attributes inherited from Object
Handle< Stateme
 Internal object state

Detailed Description

Repeatedly match a sub-expression.

Note
The RepeatNode does not take into account the subsequent syntax nodes to resolve ambiguity in matching the entire text.

Constructor & Destructor Documentation

◆ RepeatNode() [1/3]

RepeatNode ( long minRepeat,
long maxRepeat,
const SyntaxNode & entry )
Parameters
minRepeatMinimum number of consecutive matches
maxRepeatMaximum number of consecutive matches
entrySub-expression used for matching

◆ RepeatNode() [2/3]

RepeatNode ( long minRepeat,
const SyntaxNode & entry )
Parameters
minRepeatMinimum number of consecutive matches
entrySub-expression used for matching

◆ RepeatNode() [3/3]

RepeatNode ( const SyntaxNode & entry)
explicit
Parameters
entrySub-expression used for matching