55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
//
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// regexst.h
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//
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// Copyright (C) 2003, International Business Machines Corporation and others.
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// All Rights Reserved.
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//
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// This file contains declarations for the class RegexStaticSets
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//
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// This class is internal to the regular expression implementation.
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// For the public Regular Expression API, see the file "unicode/regex.h"
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//
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// RegexStaticSets groups together the common UnicodeSets that are needed
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// for compiling or executing RegularExpressions. This grouping simplifies
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// the thread safe lazy creation and sharing of these sets across
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// all instances of regular expressions.
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//
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#ifndef REGEXST_H
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#define REGEXST_H
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_REGULAR_EXPRESSIONS
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#include "regeximp.h"
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U_NAMESPACE_BEGIN
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class UnicodeSet;
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class RegexStaticSets {
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public:
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RegexStaticSets(UErrorCode *status);
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~RegexStaticSets();
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static void initGlobals(RegexStaticSets **p, UErrorCode *status);
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UnicodeSet *fPropSets[URX_LAST_SET]; // The sets for common regex items, e.g. \s
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Regex8BitSet fPropSets8[URX_LAST_SET]; // Fast bitmap sets for latin-1 range for above.
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UnicodeSet *fRuleSets[10]; // Sets used while parsing regexp patterns.
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UnicodeSet *fUnescapeCharSet; // Set of chars handled by unescape when
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// encountered with a \ in a pattern.
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UnicodeSet *fRuleDigits;
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UnicodeString *fEmptyString; // An empty string, to be used when a matcher
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// is created with no input.
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};
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U_NAMESPACE_END
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#endif // !UCONFIG_NO_REGULAR_EXPRESSIONS
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#endif // REGEXST_H
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