diff options
Diffstat (limited to 'deps/node/deps/icu-small/source/common/rbbisetb.h')
| -rw-r--r-- | deps/node/deps/icu-small/source/common/rbbisetb.h | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/deps/node/deps/icu-small/source/common/rbbisetb.h b/deps/node/deps/icu-small/source/common/rbbisetb.h deleted file mode 100644 index ed6a76b1..00000000 --- a/deps/node/deps/icu-small/source/common/rbbisetb.h +++ /dev/null @@ -1,147 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -// -// rbbisetb.h -/* -********************************************************************** -* Copyright (c) 2001-2005, International Business Machines -* Corporation and others. All Rights Reserved. -********************************************************************** -*/ - -#ifndef RBBISETB_H -#define RBBISETB_H - -#include "unicode/utypes.h" - -#if !UCONFIG_NO_BREAK_ITERATION - -#include "unicode/uobject.h" -#include "rbbirb.h" -#include "utrie2.h" -#include "uvector.h" - -U_NAMESPACE_BEGIN - -// -// RBBISetBuilder Derives the character categories used by the runtime RBBI engine -// from the Unicode Sets appearing in the source RBBI rules, and -// creates the TRIE table used to map from Unicode to the -// character categories. -// - - -// -// RangeDescriptor -// -// Each of the non-overlapping character ranges gets one of these descriptors. -// All of them are strung together in a linked list, which is kept in order -// (by character) -// -class RangeDescriptor : public UMemory { -public: - UChar32 fStartChar; // Start of range, unicode 32 bit value. - UChar32 fEndChar; // End of range, unicode 32 bit value. - int32_t fNum; // runtime-mapped input value for this range. - UVector *fIncludesSets; // vector of the the original - // Unicode sets that include this range. - // (Contains ptrs to uset nodes) - RangeDescriptor *fNext; // Next RangeDescriptor in the linked list. - - RangeDescriptor(UErrorCode &status); - RangeDescriptor(const RangeDescriptor &other, UErrorCode &status); - ~RangeDescriptor(); - void split(UChar32 where, UErrorCode &status); // Spit this range in two at "where", with - // where appearing in the second (higher) part. - void setDictionaryFlag(); // Check whether this range appears as part of - // the Unicode set named "dictionary" - -private: - RangeDescriptor(const RangeDescriptor &other); // forbid copying of this class - RangeDescriptor &operator=(const RangeDescriptor &other); // forbid copying of this class -}; - - -// -// RBBISetBuilder Handles processing of Unicode Sets from RBBI rules. -// -// Starting with the rules parse tree from the scanner, -// -// - Enumerate the set of UnicodeSets that are referenced -// by the RBBI rules. -// - compute a derived set of non-overlapping UnicodeSets -// that will correspond to columns in the state table for -// the RBBI execution engine. -// - construct the trie table that maps input characters -// to set numbers in the non-overlapping set of sets. -// - - -class RBBISetBuilder : public UMemory { -public: - RBBISetBuilder(RBBIRuleBuilder *rb); - ~RBBISetBuilder(); - - void buildRanges(); - void buildTrie(); - void addValToSets(UVector *sets, uint32_t val); - void addValToSet (RBBINode *usetNode, uint32_t val); - int32_t getNumCharCategories() const; // CharCategories are the same as input symbol set to the - // runtime state machine, which are the same as - // columns in the DFA state table - int32_t getTrieSize() /*const*/; // Size in bytes of the serialized Trie. - void serializeTrie(uint8_t *where); // write out the serialized Trie. - UChar32 getFirstChar(int32_t val) const; - UBool sawBOF() const; // Indicate whether any references to the {bof} pseudo - // character were encountered. - /** - * Merge two character categories that have been identified as having equivalent behavior. - * The ranges belonging to the second category (table column) will be added to the first. - * @param categories the pair of categories to be merged. - */ - void mergeCategories(IntPair categories); - - static constexpr int32_t DICT_BIT = 0x4000; - -#ifdef RBBI_DEBUG - void printSets(); - void printRanges(); - void printRangeGroups(); -#else - #define printSets() - #define printRanges() - #define printRangeGroups() -#endif - -private: - void numberSets(); - - RBBIRuleBuilder *fRB; // The RBBI Rule Compiler that owns us. - UErrorCode *fStatus; - - RangeDescriptor *fRangeList; // Head of the linked list of RangeDescriptors - - UTrie2 *fTrie; // The mapping TRIE that is the end result of processing - uint32_t fTrieSize; // the Unicode Sets. - - // Groups correspond to character categories - - // groups of ranges that are in the same original UnicodeSets. - // fGroupCount is the index of the last used group. - // fGroupCount+1 is also the number of columns in the RBBI state table being compiled. - // State table column 0 is not used. Column 1 is for end-of-input. - // column 2 is for group 0. Funny counting. - int32_t fGroupCount; - - UBool fSawBOF; - - RBBISetBuilder(const RBBISetBuilder &other); // forbid copying of this class - RBBISetBuilder &operator=(const RBBISetBuilder &other); // forbid copying of this class -}; - - - -U_NAMESPACE_END - -#endif /* #if !UCONFIG_NO_BREAK_ITERATION */ - -#endif |