ICU-10253 Plural Rule, support for new syntax for fractional rules. Merge from development branch.
X-SVN-Rev: 33958
This commit is contained in:
Andy Heninger
parent
12b26e3073
commit
f4e36c9c98
@ -1,6 +1,6 @@
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/*
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*******************************************************************************
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* Copyright (C) 2007-2012, International Business Machines Corporation and
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* Copyright (C) 2007-2013, International Business Machines Corporation and
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* others. All Rights Reserved.
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*******************************************************************************
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*
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@ -12,6 +12,7 @@
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#include "unicode/plurrule.h"
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#include "unicode/upluralrules.h"
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#include "unicode/ures.h"
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#include "cmath"
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#include "cmemory.h"
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#include "cstring.h"
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#include "hash.h"
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@ -23,6 +24,8 @@
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#include "ustrfmt.h"
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#include "locutil.h"
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#include "uassert.h"
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#include "uvectr32.h"
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#include "stdio.h"
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#if !UCONFIG_NO_FORMATTING
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@ -42,6 +45,11 @@ static const UChar PK_MOD[]={LOW_M,LOW_O,LOW_D,0};
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static const UChar PK_AND[]={LOW_A,LOW_N,LOW_D,0};
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static const UChar PK_OR[]={LOW_O,LOW_R,0};
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static const UChar PK_VAR_N[]={LOW_N,0};
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static const UChar PK_VAR_I[]={LOW_I,0};
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static const UChar PK_VAR_F[]={LOW_F,0};
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static const UChar PK_VAR_T[]={LOW_T,0};
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static const UChar PK_VAR_V[]={LOW_V,0};
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static const UChar PK_VAR_J[]={LOW_J,0};
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static const UChar PK_WITHIN[]={LOW_W,LOW_I,LOW_T,LOW_H,LOW_I,LOW_N,0};
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UOBJECT_DEFINE_RTTI_IMPLEMENTATION(PluralRules)
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@ -179,16 +187,16 @@ PluralRules::forLocale(const Locale& locale, UPluralType type, UErrorCode& statu
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UnicodeString
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PluralRules::select(int32_t number) const {
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if (mRules == NULL) {
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return UnicodeString(TRUE, PLURAL_DEFAULT_RULE, -1);
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}
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else {
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return mRules->select(number);
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}
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return select(NumberInfo(number));
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}
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UnicodeString
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PluralRules::select(double number) const {
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return select(NumberInfo(number));
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}
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UnicodeString
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PluralRules::select(const NumberInfo &number) const {
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if (mRules == NULL) {
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return UnicodeString(TRUE, PLURAL_DEFAULT_RULE, -1);
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}
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@ -295,7 +303,6 @@ PluralRules::getKeywordOther() const {
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UBool
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PluralRules::operator==(const PluralRules& other) const {
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int32_t limit;
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const UnicodeString *ptrKeyword;
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UErrorCode status= U_ZERO_ERROR;
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@ -327,17 +334,6 @@ PluralRules::operator==(const PluralRules& other) const {
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return FALSE;
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}
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if ((limit=this->getRepeatLimit()) != other.getRepeatLimit()) {
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return FALSE;
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}
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UnicodeString myKeyword, otherKeyword;
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for (int32_t i=0; i<limit; ++i) {
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myKeyword = this->select(i);
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otherKeyword = other.select(i);
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if (myKeyword!=otherKeyword) {
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return FALSE;
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}
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}
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return TRUE;
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}
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@ -352,6 +348,8 @@ PluralRules::parseDescription(UnicodeString& data, RuleChain& rules, UErrorCode
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AndConstraint *curAndConstraint=NULL;
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OrConstraint *orNode=NULL;
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RuleChain *lastChain=NULL;
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int32_t rangeLowIdx = -1; // Indices in the UVector of ranges of the
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int32_t rangeHiIdx = -1; // low and hi values currently being parsed.
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if (U_FAILURE(status)) {
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return;
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@ -387,20 +385,23 @@ PluralRules::parseDescription(UnicodeString& data, RuleChain& rules, UErrorCode
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break;
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case tIs:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->rangeHigh=-1;
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U_ASSERT(curAndConstraint->value == -1);
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U_ASSERT(curAndConstraint->rangeList == NULL);
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break;
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case tNot:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->notIn=TRUE;
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curAndConstraint->negated=TRUE;
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break;
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case tIn:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->rangeHigh=PLURAL_RANGE_HIGH;
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curAndConstraint->integerOnly = TRUE;
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break;
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case tWithin:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->rangeHigh=PLURAL_RANGE_HIGH;
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curAndConstraint->rangeList = new UVector32(status);
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curAndConstraint->rangeList->addElement(-1, status); // range Low
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curAndConstraint->rangeList->addElement(-1, status); // range Hi
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rangeLowIdx = 0;
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rangeHiIdx = 1;
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curAndConstraint->value=PLURAL_RANGE_HIGH;
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curAndConstraint->integerOnly = (type == tIn);
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break;
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case tNumber:
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U_ASSERT(curAndConstraint != NULL);
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@ -409,18 +410,47 @@ PluralRules::parseDescription(UnicodeString& data, RuleChain& rules, UErrorCode
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curAndConstraint->opNum=getNumberValue(token);
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}
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else {
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if (curAndConstraint->rangeLow == -1) {
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curAndConstraint->rangeLow=getNumberValue(token);
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}
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else {
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curAndConstraint->rangeHigh=getNumberValue(token);
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if (curAndConstraint->rangeList == NULL) {
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// this is for an 'is' rule
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curAndConstraint->value = getNumberValue(token);
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} else {
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// this is for an 'in' or 'within' rule
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if (curAndConstraint->rangeList->elementAti(rangeLowIdx) == -1) {
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curAndConstraint->rangeList->setElementAt(getNumberValue(token), rangeLowIdx);
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curAndConstraint->rangeList->setElementAt(getNumberValue(token), rangeHiIdx);
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}
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else {
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curAndConstraint->rangeList->setElementAt(getNumberValue(token), rangeHiIdx);
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}
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}
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}
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break;
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case tComma:
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// TODO: rule syntax checking is inadequate, can happen with badly formed rules.
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// The fix is a redone parser.
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if (curAndConstraint == NULL || curAndConstraint->rangeList == NULL) {
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status = U_PARSE_ERROR;
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break;
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}
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U_ASSERT(curAndConstraint->rangeList->size() >= 2);
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rangeLowIdx = curAndConstraint->rangeList->size();
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curAndConstraint->rangeList->addElement(-1, status); // range Low
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rangeHiIdx = curAndConstraint->rangeList->size();
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curAndConstraint->rangeList->addElement(-1, status); // range Hi
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break;
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case tMod:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->op=AndConstraint::MOD;
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break;
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case tVariableN:
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case tVariableI:
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case tVariableF:
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case tVariableT:
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case tVariableV:
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case tVariableJ:
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U_ASSERT(curAndConstraint != NULL);
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curAndConstraint->digitsType = type;
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break;
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case tKeyword:
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if (ruleChain==NULL) {
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ruleChain = &rules;
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@ -442,6 +472,9 @@ PluralRules::parseDescription(UnicodeString& data, RuleChain& rules, UErrorCode
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break;
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}
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prevType=type;
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if (U_FAILURE(status)) {
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break;
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}
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}
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}
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@ -479,16 +512,6 @@ PluralRules::getNextLocale(const UnicodeString& localeData, int32_t* curIndex, U
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}
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int32_t
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PluralRules::getRepeatLimit() const {
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if (mRules!=NULL) {
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return mRules->getRepeatLimit();
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}
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else {
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return 0;
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}
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}
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int32_t
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PluralRules::getKeywordIndex(const UnicodeString& keyword,
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UErrorCode& status) const {
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@ -574,10 +597,7 @@ PluralRules::initSamples(UErrorCode& status) {
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MaybeStackArray<SampleRecord, 10> newSamples;
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int32_t sampleCount = 0;
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int32_t limit = getRepeatLimit() * MAX_SAMPLES * 2;
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if (limit < 10) {
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limit = 10;
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}
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int32_t limit = 10;
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for (int i = 0, keywordsRemaining = maxIndex;
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keywordsRemaining > 0 && i < limit;
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@ -589,7 +609,7 @@ PluralRules::initSamples(UErrorCode& status) {
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int32_t found = -1;
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while (rc != NULL) {
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if (rc->ruleHeader != NULL) {
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if (rc->ruleHeader->isFulfilled(val)) {
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if (rc->ruleHeader->isFulfilled(NumberInfo(val))) {
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found = n;
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break;
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}
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@ -659,8 +679,8 @@ PluralRules::initSamples(UErrorCode& status) {
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void
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PluralRules::addRules(RuleChain& rules) {
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RuleChain *newRule = new RuleChain(rules);
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U_ASSERT(this->mRules == NULL);
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this->mRules=newRule;
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newRule->setRepeatLimit();
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}
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UnicodeString
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@ -758,10 +778,11 @@ PluralRules::getRuleFromResource(const Locale& locale, UPluralType type, UErrorC
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AndConstraint::AndConstraint() {
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op = AndConstraint::NONE;
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opNum=-1;
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rangeLow=-1;
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rangeHigh=-1;
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notIn=FALSE;
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integerOnly=FALSE;
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value = -1;
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rangeList = NULL;
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negated = FALSE;
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integerOnly = FALSE;
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digitsType = none;
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next=NULL;
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}
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@ -769,10 +790,16 @@ AndConstraint::AndConstraint() {
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AndConstraint::AndConstraint(const AndConstraint& other) {
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this->op = other.op;
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this->opNum=other.opNum;
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this->rangeLow=other.rangeLow;
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this->rangeHigh=other.rangeHigh;
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this->value=other.value;
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this->rangeList=NULL;
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if (other.rangeList != NULL) {
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UErrorCode status = U_ZERO_ERROR;
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this->rangeList = new UVector32(status);
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this->rangeList->assign(*other.rangeList, status);
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}
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this->integerOnly=other.integerOnly;
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this->notIn=other.notIn;
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this->negated=other.negated;
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this->digitsType = other.digitsType;
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if (other.next==NULL) {
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this->next=NULL;
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}
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@ -789,79 +816,46 @@ AndConstraint::~AndConstraint() {
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UBool
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AndConstraint::isFulfilled(double number) {
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UBool result=TRUE;
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double value=number;
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// arrrrrrgh
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if ((rangeHigh == -1 || integerOnly) && number != uprv_floor(number)) {
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return notIn;
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}
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if ( op == MOD ) {
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value = (int32_t)value % opNum;
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}
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if ( rangeHigh == -1 ) {
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if ( rangeLow == -1 ) {
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result = TRUE; // empty rule
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}
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else {
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if ( value == rangeLow ) {
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result = TRUE;
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}
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else {
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result = FALSE;
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}
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}
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}
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else {
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if ((rangeLow <= value) && (value <= rangeHigh)) {
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if (integerOnly) {
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if ( value != (int32_t)value) {
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result = FALSE;
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}
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else {
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result = TRUE;
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}
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}
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else {
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result = TRUE;
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}
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}
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else {
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AndConstraint::isFulfilled(const NumberInfo &number) {
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UBool result = TRUE;
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double n = number.get(digitsType); // pulls n | i | v | f value for the number.
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// Will always be positive.
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// May be non-integer (n option only)
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do {
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if ((integerOnly && n != uprv_floor(n)) ||
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(digitsType == tVariableJ && number.getVisibleFractionDigitCount()) != 0) {
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result = FALSE;
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break;
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}
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if (op == MOD) {
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n = std::fmod(n, opNum);
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}
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if (rangeList == NULL) {
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result = value == -1 || // empty rule
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n == value; // 'is' rule
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break;
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}
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result = FALSE; // 'in' or 'within' rule
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for (int32_t r=0; r<rangeList->size(); r+=2) {
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if (rangeList->elementAti(r) <= n && n <= rangeList->elementAti(r+1)) {
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result = TRUE;
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break;
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}
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}
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} while (FALSE);
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if (negated) {
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result = !result;
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}
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if (notIn) {
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return !result;
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}
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else {
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return result;
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}
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return result;
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}
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UBool
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AndConstraint::isLimited() {
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return (rangeHigh == -1 || integerOnly) && !notIn && op != MOD;
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return (rangeList == NULL || integerOnly) && !negated && op != MOD;
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}
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int32_t
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AndConstraint::updateRepeatLimit(int32_t maxLimit) {
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if ( op == MOD ) {
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return uprv_max(opNum, maxLimit);
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}
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else {
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if ( rangeHigh == -1 ) {
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return uprv_max(rangeLow, maxLimit);
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}
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else{
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return uprv_max(rangeHigh, maxLimit);
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}
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}
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}
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AndConstraint*
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AndConstraint::add()
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{
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@ -906,14 +900,14 @@ OrConstraint::add()
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while (curOrConstraint->next!=NULL) {
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curOrConstraint = curOrConstraint->next;
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}
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curOrConstraint->next = NULL;
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U_ASSERT(curOrConstraint->childNode == NULL);
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curOrConstraint->childNode = new AndConstraint();
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}
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return curOrConstraint->childNode;
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}
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UBool
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OrConstraint::isFulfilled(double number) {
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OrConstraint::isFulfilled(const NumberInfo &number) {
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OrConstraint* orRule=this;
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UBool result=FALSE;
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@ -950,11 +944,9 @@ OrConstraint::isLimited() {
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RuleChain::RuleChain() {
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ruleHeader=NULL;
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next = NULL;
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repeatLimit=0;
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}
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RuleChain::RuleChain(const RuleChain& other) {
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this->repeatLimit = other.repeatLimit;
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this->keyword=other.keyword;
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if (other.ruleHeader != NULL) {
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this->ruleHeader = new OrConstraint(*(other.ruleHeader));
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@ -980,21 +972,15 @@ RuleChain::~RuleChain() {
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}
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}
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UnicodeString
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RuleChain::select(double number) const {
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if ( ruleHeader != NULL ) {
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if (ruleHeader->isFulfilled(number)) {
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return keyword;
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RuleChain::select(const NumberInfo &number) const {
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for (const RuleChain *rules = this; rules != NULL; rules = rules->next) {
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if (rules->ruleHeader->isFulfilled(number)) {
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return rules->keyword;
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}
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}
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if ( next != NULL ) {
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return next->select(number);
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}
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else {
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return UnicodeString(TRUE, PLURAL_KEYWORD_OTHER, 5);
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}
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}
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return UnicodeString(TRUE, PLURAL_KEYWORD_OTHER, 5);
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}
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void
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@ -1007,12 +993,12 @@ RuleChain::dumpRules(UnicodeString& result) {
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while ( orRule != NULL ) {
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AndConstraint* andRule=orRule->childNode;
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while ( andRule != NULL ) {
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if ( (andRule->op==AndConstraint::NONE) && (andRule->rangeHigh==-1) ) {
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if ( (andRule->op==AndConstraint::NONE) && (andRule->rangeList==NULL) ) {
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result += UNICODE_STRING_SIMPLE(" n is ");
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if (andRule->notIn) {
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if (andRule->negated) {
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result += UNICODE_STRING_SIMPLE("not ");
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}
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uprv_itou(digitString,16, andRule->rangeLow,10,0);
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uprv_itou(digitString,16, andRule->value,10,0);
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result += UnicodeString(digitString);
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}
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else {
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@ -1024,31 +1010,26 @@ RuleChain::dumpRules(UnicodeString& result) {
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else {
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result += UNICODE_STRING_SIMPLE(" n ");
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}
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if (andRule->rangeHigh==-1) {
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if (andRule->notIn) {
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if (andRule->rangeList==NULL) {
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if (andRule->negated) {
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result += UNICODE_STRING_SIMPLE(" is not ");
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uprv_itou(digitString,16, andRule->rangeLow,10,0);
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uprv_itou(digitString,16, andRule->value,10,0);
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result += UnicodeString(digitString);
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}
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else {
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result += UNICODE_STRING_SIMPLE(" is ");
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uprv_itou(digitString,16, andRule->rangeLow,10,0);
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uprv_itou(digitString,16, andRule->value,10,0);
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result += UnicodeString(digitString);
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}
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}
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else {
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if (andRule->notIn) {
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if (andRule->negated) {
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if ( andRule->integerOnly ) {
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result += UNICODE_STRING_SIMPLE(" not in ");
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}
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else {
|
||||
result += UNICODE_STRING_SIMPLE(" not within ");
|
||||
}
|
||||
uprv_itou(digitString,16, andRule->rangeLow,10,0);
|
||||
result += UnicodeString(digitString);
|
||||
result += UNICODE_STRING_SIMPLE(" .. ");
|
||||
uprv_itou(digitString,16, andRule->rangeHigh,10,0);
|
||||
result += UnicodeString(digitString);
|
||||
}
|
||||
else {
|
||||
if ( andRule->integerOnly ) {
|
||||
@ -1057,10 +1038,19 @@ RuleChain::dumpRules(UnicodeString& result) {
|
||||
else {
|
||||
result += UNICODE_STRING_SIMPLE(" within ");
|
||||
}
|
||||
uprv_itou(digitString,16, andRule->rangeLow,10,0);
|
||||
}
|
||||
for (int32_t r=0; r<andRule->rangeList->size(); r+=2) {
|
||||
int32_t rangeLo = andRule->rangeList->elementAti(r);
|
||||
int32_t rangeHi = andRule->rangeList->elementAti(r+1);
|
||||
uprv_itou(digitString,16, rangeLo, 10, 0);
|
||||
result += UnicodeString(digitString);
|
||||
result += UNICODE_STRING_SIMPLE(" .. ");
|
||||
uprv_itou(digitString,16, andRule->rangeHigh,10,0);
|
||||
if (rangeLo != rangeHi) {
|
||||
result += UNICODE_STRING_SIMPLE(" .. ");
|
||||
uprv_itou(digitString,16, rangeHi, 10,0);
|
||||
}
|
||||
if (r+2 <= andRule->rangeList->size()) {
|
||||
result += UNICODE_STRING_SIMPLE(", ");
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1078,33 +1068,6 @@ RuleChain::dumpRules(UnicodeString& result) {
|
||||
}
|
||||
}
|
||||
|
||||
int32_t
|
||||
RuleChain::getRepeatLimit () {
|
||||
return repeatLimit;
|
||||
}
|
||||
|
||||
void
|
||||
RuleChain::setRepeatLimit () {
|
||||
int32_t limit=0;
|
||||
|
||||
if ( next != NULL ) {
|
||||
next->setRepeatLimit();
|
||||
limit = next->repeatLimit;
|
||||
}
|
||||
|
||||
if ( ruleHeader != NULL ) {
|
||||
OrConstraint* orRule=ruleHeader;
|
||||
while ( orRule != NULL ) {
|
||||
AndConstraint* andRule=orRule->childNode;
|
||||
while ( andRule != NULL ) {
|
||||
limit = andRule->updateRepeatLimit(limit);
|
||||
andRule = andRule->next;
|
||||
}
|
||||
orRule = orRule->next;
|
||||
}
|
||||
}
|
||||
repeatLimit = limit;
|
||||
}
|
||||
|
||||
UErrorCode
|
||||
RuleChain::getKeywords(int32_t capacityOfKeywords, UnicodeString* keywords, int32_t& arraySize) const {
|
||||
@ -1153,29 +1116,33 @@ RuleParser::checkSyntax(tokenType prevType, tokenType curType, UErrorCode &statu
|
||||
switch(prevType) {
|
||||
case none:
|
||||
case tSemiColon:
|
||||
if (curType!=tKeyword) {
|
||||
if (curType!=tKeyword && curType != tEOF) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
case tVariableN :
|
||||
case tVariableN:
|
||||
case tVariableI:
|
||||
case tVariableF:
|
||||
case tVariableT:
|
||||
case tVariableV:
|
||||
case tVariableJ:
|
||||
if (curType != tIs && curType != tMod && curType != tIn &&
|
||||
curType != tNot && curType != tWithin) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
case tZero:
|
||||
case tOne:
|
||||
case tTwo:
|
||||
case tFew:
|
||||
case tMany:
|
||||
case tOther:
|
||||
case tKeyword:
|
||||
if (curType != tColon) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
case tColon :
|
||||
if (curType != tVariableN) {
|
||||
case tColon:
|
||||
if (!(curType == tVariableN ||
|
||||
curType == tVariableI ||
|
||||
curType == tVariableF ||
|
||||
curType == tVariableT ||
|
||||
curType == tVariableV ||
|
||||
curType == tVariableJ)) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
@ -1193,18 +1160,32 @@ RuleParser::checkSyntax(tokenType prevType, tokenType curType, UErrorCode &statu
|
||||
case tDot:
|
||||
case tIn:
|
||||
case tWithin:
|
||||
case tAnd:
|
||||
case tAnd: // TODO: split of And and Or, which are different.
|
||||
case tOr:
|
||||
if (curType != tNumber && curType != tVariableN) {
|
||||
if (curType != tNumber &&
|
||||
curType != tVariableN &&
|
||||
curType != tVariableI &&
|
||||
curType != tVariableF &&
|
||||
curType != tVariableT &&
|
||||
curType != tVariableV &&
|
||||
curType != tVariableJ) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
case tComma:
|
||||
if (curType != tNumber) {
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
break;
|
||||
case tNumber:
|
||||
if (curType != tDot && curType != tSemiColon && curType != tIs && curType != tNot &&
|
||||
curType != tIn && curType != tWithin && curType != tAnd && curType != tOr)
|
||||
curType != tIn && curType != tWithin && curType != tAnd && curType != tOr &&
|
||||
curType != tComma && curType != tEOF)
|
||||
{
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
}
|
||||
// TODO: a comma following a number that is not part of a range will be allowed.
|
||||
// It's not the only case of this sort of thing. Parser needs a re-write.
|
||||
break;
|
||||
default:
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
@ -1243,10 +1224,17 @@ RuleParser::getNextToken(const UnicodeString& ruleData,
|
||||
}
|
||||
else {
|
||||
*ruleIndex=*ruleIndex+1;
|
||||
if (*ruleIndex >= ruleData.length()) {
|
||||
type = tEOF;
|
||||
}
|
||||
}
|
||||
break; // consective space
|
||||
case tColon:
|
||||
case tSemiColon:
|
||||
case tComma:
|
||||
case tIn: // scanned '='
|
||||
case tNot: // scanned '!'
|
||||
case tMod: // scanned '%'
|
||||
if ( *ruleIndex != curIndex ) {
|
||||
token=UnicodeString(ruleData, *ruleIndex, curIndex-*ruleIndex);
|
||||
*ruleIndex=curIndex;
|
||||
@ -1274,22 +1262,22 @@ RuleParser::getNextToken(const UnicodeString& ruleData,
|
||||
return;
|
||||
}
|
||||
case tDot:
|
||||
if (prevType==none) { // first dot
|
||||
if (prevType==none) { // first dot
|
||||
prevType=type;
|
||||
continue;
|
||||
break;
|
||||
}
|
||||
else {
|
||||
if ( *ruleIndex != curIndex ) {
|
||||
token=UnicodeString(ruleData, *ruleIndex, curIndex-*ruleIndex);
|
||||
*ruleIndex=curIndex; // letter
|
||||
type=prevType;
|
||||
getKeyType(token, type, status);
|
||||
return;
|
||||
}
|
||||
else { // two consective dots
|
||||
*ruleIndex=curIndex+2;
|
||||
return;
|
||||
}
|
||||
else if (prevType == tDot) { // two consecutive dots. Return them
|
||||
*ruleIndex=curIndex+1; // without looking to see what follows.
|
||||
return;
|
||||
} else {
|
||||
// Encountered '.' while parsing something else
|
||||
// Return the something else.
|
||||
U_ASSERT( *ruleIndex != curIndex );
|
||||
token=UnicodeString(ruleData, *ruleIndex, curIndex-*ruleIndex);
|
||||
*ruleIndex=curIndex;
|
||||
type=prevType;
|
||||
getKeyType(token, type, status);
|
||||
return;
|
||||
}
|
||||
default:
|
||||
status = U_UNEXPECTED_TOKEN;
|
||||
@ -1336,6 +1324,18 @@ RuleParser::inRange(UChar ch, tokenType& type) {
|
||||
case DOT:
|
||||
type = tDot;
|
||||
return TRUE;
|
||||
case COMMA:
|
||||
type = tComma;
|
||||
return TRUE;
|
||||
case EXCLAMATION:
|
||||
type = tNot;
|
||||
return TRUE;
|
||||
case EQUALS:
|
||||
type = tIn;
|
||||
return TRUE;
|
||||
case PERCENT_SIGN:
|
||||
type = tMod;
|
||||
return TRUE;
|
||||
default :
|
||||
type = none;
|
||||
return FALSE;
|
||||
@ -1354,6 +1354,21 @@ RuleParser::getKeyType(const UnicodeString& token, tokenType& keyType, UErrorCod
|
||||
else if (0 == token.compare(PK_VAR_N, 1)) {
|
||||
keyType = tVariableN;
|
||||
}
|
||||
else if (0 == token.compare(PK_VAR_I, 1)) {
|
||||
keyType = tVariableI;
|
||||
}
|
||||
else if (0 == token.compare(PK_VAR_F, 1)) {
|
||||
keyType = tVariableF;
|
||||
}
|
||||
else if (0 == token.compare(PK_VAR_T, 1)) {
|
||||
keyType = tVariableT;
|
||||
}
|
||||
else if (0 == token.compare(PK_VAR_V, 1)) {
|
||||
keyType = tVariableV;
|
||||
}
|
||||
else if (0 == token.compare(PK_VAR_J, 1)) {
|
||||
keyType = tVariableJ;
|
||||
}
|
||||
else if (0 == token.compare(PK_IS, 2)) {
|
||||
keyType = tIs;
|
||||
}
|
||||
@ -1433,6 +1448,106 @@ PluralKeywordEnumeration::count(UErrorCode& /*status*/) const {
|
||||
PluralKeywordEnumeration::~PluralKeywordEnumeration() {
|
||||
}
|
||||
|
||||
|
||||
|
||||
NumberInfo::NumberInfo(double n, int32_t v, int64_t f) {
|
||||
init(n, v, f);
|
||||
// check values. TODO make into unit test.
|
||||
//
|
||||
// long visiblePower = (int) Math.pow(10, v);
|
||||
// if (fractionalDigits > visiblePower) {
|
||||
// throw new IllegalArgumentException();
|
||||
// }
|
||||
// double fraction = intValue + (fractionalDigits / (double) visiblePower);
|
||||
// if (fraction != source) {
|
||||
// double diff = Math.abs(fraction - source)/(Math.abs(fraction) + Math.abs(source));
|
||||
// if (diff > 0.00000001d) {
|
||||
// throw new IllegalArgumentException();
|
||||
// }
|
||||
// }
|
||||
}
|
||||
|
||||
NumberInfo::NumberInfo(double n, int32_t v) {
|
||||
// Ugly, but for samples we don't care.
|
||||
init(n, v, getFractionalDigits(n, v));
|
||||
}
|
||||
|
||||
NumberInfo::NumberInfo(double n) {
|
||||
int64_t numFractionDigits = decimals(n);
|
||||
init(n, numFractionDigits, getFractionalDigits(n, numFractionDigits));
|
||||
}
|
||||
|
||||
void NumberInfo::init(double n, int32_t v, int64_t f) {
|
||||
isNegative = n < 0;
|
||||
source = fabs(n);
|
||||
visibleFractionDigitCount = v;
|
||||
fractionalDigits = f;
|
||||
intValue = (int64_t)source;
|
||||
hasIntegerValue = source == intValue; // TODO: problems with negative values. From Java.
|
||||
if (f == 0) {
|
||||
fractionalDigitsWithoutTrailingZeros = 0;
|
||||
} else {
|
||||
int64_t fdwtz = f;
|
||||
while ((fdwtz%10) == 0) {
|
||||
fdwtz /= 10;
|
||||
}
|
||||
fractionalDigitsWithoutTrailingZeros = fdwtz;
|
||||
}
|
||||
}
|
||||
|
||||
int32_t NumberInfo::decimals(double n) {
|
||||
// Count the number of decimal digits in the fraction part of the number.
|
||||
// TODO: there must be a better way. Sloppy port from ICU4J.
|
||||
// This fails with numbers like 0.0001234567890123456, which kick over
|
||||
// into exponential format in the output from printf.
|
||||
// printf has no format specification to stay in fixed point form,
|
||||
// not print trailing fraction zeros, not print a fixed number of (possibly noise)
|
||||
// fraction digits, and print all significant digits.
|
||||
if (n == trunc(n)) {
|
||||
return 0;
|
||||
}
|
||||
n = fabs(n);
|
||||
char buf[30] = {0};
|
||||
sprintf(buf, "%1.15g\n", n);
|
||||
int lastDig = 0;
|
||||
for (int i=17; i>=0; --i) {
|
||||
if (buf[i] != 0 && lastDig == 0) lastDig = i;
|
||||
if (buf[i] == 'e') {
|
||||
return 0;
|
||||
}
|
||||
if (buf[i] == '.' || buf[i] == ',') {
|
||||
return lastDig - i - 1;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
int32_t NumberInfo::getFractionalDigits(double n, int32_t v) {
|
||||
// TODO: int32_t is suspect. Port from Java.
|
||||
if (v == 0) {
|
||||
return 0;
|
||||
} else {
|
||||
int32_t base = (int32_t) pow(10, v);
|
||||
int64_t scaled = floor(n * base + 0.5);
|
||||
return (int)fmod(scaled, base);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
double NumberInfo::get(tokenType operand) const {
|
||||
switch(operand) {
|
||||
default: return source;
|
||||
case tVariableI: return intValue;
|
||||
case tVariableF: return fractionalDigits;
|
||||
case tVariableT: return fractionalDigitsWithoutTrailingZeros;
|
||||
case tVariableV: return visibleFractionDigitCount;
|
||||
}
|
||||
}
|
||||
|
||||
int32_t NumberInfo::getVisibleFractionDigitCount() const {
|
||||
return visibleFractionDigitCount;
|
||||
}
|
||||
|
||||
U_NAMESPACE_END
|
||||
|
||||
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/*
|
||||
*******************************************************************************
|
||||
* Copyright (C) 2007-2011, International Business Machines Corporation and
|
||||
* Copyright (C) 2007-2013, International Business Machines Corporation and
|
||||
* others. All Rights Reserved.
|
||||
*******************************************************************************
|
||||
*
|
||||
@ -26,77 +26,69 @@
|
||||
|
||||
U_NAMESPACE_BEGIN
|
||||
|
||||
#define DOT ((UChar)0x002E)
|
||||
#define SINGLE_QUOTE ((UChar)0x0027)
|
||||
#define SLASH ((UChar)0x002F)
|
||||
#define BACKSLASH ((UChar)0x005C)
|
||||
#define SPACE ((UChar)0x0020)
|
||||
#define QUOTATION_MARK ((UChar)0x0022)
|
||||
#define NUMBER_SIGN ((UChar)0x0023)
|
||||
#define ASTERISK ((UChar)0x002A)
|
||||
#define COMMA ((UChar)0x002C)
|
||||
#define HYPHEN ((UChar)0x002D)
|
||||
#define U_ZERO ((UChar)0x0030)
|
||||
#define U_ONE ((UChar)0x0031)
|
||||
#define U_TWO ((UChar)0x0032)
|
||||
#define U_THREE ((UChar)0x0033)
|
||||
#define U_FOUR ((UChar)0x0034)
|
||||
#define U_FIVE ((UChar)0x0035)
|
||||
#define U_SIX ((UChar)0x0036)
|
||||
#define U_SEVEN ((UChar)0x0037)
|
||||
#define U_EIGHT ((UChar)0x0038)
|
||||
#define U_NINE ((UChar)0x0039)
|
||||
#define COLON ((UChar)0x003A)
|
||||
#define SEMI_COLON ((UChar)0x003B)
|
||||
#define CAP_A ((UChar)0x0041)
|
||||
#define CAP_B ((UChar)0x0042)
|
||||
#define CAP_R ((UChar)0x0052)
|
||||
#define CAP_Z ((UChar)0x005A)
|
||||
#define LOWLINE ((UChar)0x005F)
|
||||
#define LEFTBRACE ((UChar)0x007B)
|
||||
#define RIGHTBRACE ((UChar)0x007D)
|
||||
static const UChar DOT = ((UChar)0x002E);
|
||||
static const UChar SINGLE_QUOTE = ((UChar)0x0027);
|
||||
static const UChar SLASH = ((UChar)0x002F);
|
||||
static const UChar BACKSLASH = ((UChar)0x005C);
|
||||
static const UChar SPACE = ((UChar)0x0020);
|
||||
static const UChar EXCLAMATION = ((UChar)0x0021);
|
||||
static const UChar QUOTATION_MARK = ((UChar)0x0022);
|
||||
static const UChar NUMBER_SIGN = ((UChar)0x0023);
|
||||
static const UChar PERCENT_SIGN = ((UChar)0x0025);
|
||||
static const UChar ASTERISK = ((UChar)0x002A);
|
||||
static const UChar COMMA = ((UChar)0x002C);
|
||||
static const UChar HYPHEN = ((UChar)0x002D);
|
||||
static const UChar U_ZERO = ((UChar)0x0030);
|
||||
static const UChar U_ONE = ((UChar)0x0031);
|
||||
static const UChar U_TWO = ((UChar)0x0032);
|
||||
static const UChar U_THREE = ((UChar)0x0033);
|
||||
static const UChar U_FOUR = ((UChar)0x0034);
|
||||
static const UChar U_FIVE = ((UChar)0x0035);
|
||||
static const UChar U_SIX = ((UChar)0x0036);
|
||||
static const UChar U_SEVEN = ((UChar)0x0037);
|
||||
static const UChar U_EIGHT = ((UChar)0x0038);
|
||||
static const UChar U_NINE = ((UChar)0x0039);
|
||||
static const UChar COLON = ((UChar)0x003A);
|
||||
static const UChar SEMI_COLON = ((UChar)0x003B);
|
||||
static const UChar EQUALS = ((UChar)0x003D);
|
||||
static const UChar CAP_A = ((UChar)0x0041);
|
||||
static const UChar CAP_B = ((UChar)0x0042);
|
||||
static const UChar CAP_R = ((UChar)0x0052);
|
||||
static const UChar CAP_Z = ((UChar)0x005A);
|
||||
static const UChar LOWLINE = ((UChar)0x005F);
|
||||
static const UChar LEFTBRACE = ((UChar)0x007B);
|
||||
static const UChar RIGHTBRACE = ((UChar)0x007D);
|
||||
|
||||
#define LOW_A ((UChar)0x0061)
|
||||
#define LOW_B ((UChar)0x0062)
|
||||
#define LOW_C ((UChar)0x0063)
|
||||
#define LOW_D ((UChar)0x0064)
|
||||
#define LOW_E ((UChar)0x0065)
|
||||
#define LOW_F ((UChar)0x0066)
|
||||
#define LOW_G ((UChar)0x0067)
|
||||
#define LOW_H ((UChar)0x0068)
|
||||
#define LOW_I ((UChar)0x0069)
|
||||
#define LOW_J ((UChar)0x006a)
|
||||
#define LOW_K ((UChar)0x006B)
|
||||
#define LOW_L ((UChar)0x006C)
|
||||
#define LOW_M ((UChar)0x006D)
|
||||
#define LOW_N ((UChar)0x006E)
|
||||
#define LOW_O ((UChar)0x006F)
|
||||
#define LOW_P ((UChar)0x0070)
|
||||
#define LOW_Q ((UChar)0x0071)
|
||||
#define LOW_R ((UChar)0x0072)
|
||||
#define LOW_S ((UChar)0x0073)
|
||||
#define LOW_T ((UChar)0x0074)
|
||||
#define LOW_U ((UChar)0x0075)
|
||||
#define LOW_V ((UChar)0x0076)
|
||||
#define LOW_W ((UChar)0x0077)
|
||||
#define LOW_Y ((UChar)0x0079)
|
||||
#define LOW_Z ((UChar)0x007A)
|
||||
static const UChar LOW_A = ((UChar)0x0061);
|
||||
static const UChar LOW_B = ((UChar)0x0062);
|
||||
static const UChar LOW_C = ((UChar)0x0063);
|
||||
static const UChar LOW_D = ((UChar)0x0064);
|
||||
static const UChar LOW_E = ((UChar)0x0065);
|
||||
static const UChar LOW_F = ((UChar)0x0066);
|
||||
static const UChar LOW_G = ((UChar)0x0067);
|
||||
static const UChar LOW_H = ((UChar)0x0068);
|
||||
static const UChar LOW_I = ((UChar)0x0069);
|
||||
static const UChar LOW_J = ((UChar)0x006a);
|
||||
static const UChar LOW_K = ((UChar)0x006B);
|
||||
static const UChar LOW_L = ((UChar)0x006C);
|
||||
static const UChar LOW_M = ((UChar)0x006D);
|
||||
static const UChar LOW_N = ((UChar)0x006E);
|
||||
static const UChar LOW_O = ((UChar)0x006F);
|
||||
static const UChar LOW_P = ((UChar)0x0070);
|
||||
static const UChar LOW_Q = ((UChar)0x0071);
|
||||
static const UChar LOW_R = ((UChar)0x0072);
|
||||
static const UChar LOW_S = ((UChar)0x0073);
|
||||
static const UChar LOW_T = ((UChar)0x0074);
|
||||
static const UChar LOW_U = ((UChar)0x0075);
|
||||
static const UChar LOW_V = ((UChar)0x0076);
|
||||
static const UChar LOW_W = ((UChar)0x0077);
|
||||
static const UChar LOW_Y = ((UChar)0x0079);
|
||||
static const UChar LOW_Z = ((UChar)0x007A);
|
||||
|
||||
|
||||
#define PLURAL_RANGE_HIGH 0x7fffffff;
|
||||
static const int32_t PLURAL_RANGE_HIGH = 0x7fffffff;
|
||||
|
||||
|
||||
typedef enum PluralKey {
|
||||
pZero,
|
||||
pOne,
|
||||
pTwo,
|
||||
pFew,
|
||||
pMany,
|
||||
pOther,
|
||||
pLast
|
||||
}PluralKey;
|
||||
|
||||
typedef enum tokenType {
|
||||
enum tokenType {
|
||||
none,
|
||||
tLetter,
|
||||
tNumber,
|
||||
@ -106,24 +98,22 @@ typedef enum tokenType {
|
||||
tColon,
|
||||
tDot,
|
||||
tKeyword,
|
||||
tZero,
|
||||
tOne,
|
||||
tTwo,
|
||||
tFew,
|
||||
tMany,
|
||||
tOther,
|
||||
tAnd,
|
||||
tOr,
|
||||
tMod,
|
||||
tNot,
|
||||
tIn,
|
||||
tWithin,
|
||||
tNotIn,
|
||||
tVariableN,
|
||||
tVariableI,
|
||||
tVariableF,
|
||||
tVariableV,
|
||||
tVariableJ,
|
||||
tVariableT,
|
||||
tIs,
|
||||
tLeftBrace,
|
||||
tRightBrace
|
||||
}tokenType;
|
||||
tEOF
|
||||
};
|
||||
|
||||
|
||||
class RuleParser : public UMemory {
|
||||
public:
|
||||
@ -138,6 +128,35 @@ private:
|
||||
UBool isValidKeyword(const UnicodeString& token);
|
||||
};
|
||||
|
||||
class NumberInfo: public UMemory {
|
||||
public:
|
||||
/**
|
||||
* @param n the number
|
||||
* @param v The number of visible fraction digits
|
||||
* @param f The fraction digits.
|
||||
*
|
||||
*/
|
||||
NumberInfo(double n, int32_t v, int64_t f);
|
||||
NumberInfo(double n, int32_t);
|
||||
explicit NumberInfo(double n);
|
||||
|
||||
double get(tokenType operand) const;
|
||||
int32_t getVisibleFractionDigitCount() const;
|
||||
|
||||
private:
|
||||
void init(double n, int32_t v, int64_t f);
|
||||
static int32_t getFractionalDigits(double n, int32_t v);
|
||||
static int32_t decimals(double n);
|
||||
|
||||
double source;
|
||||
int32_t visibleFractionDigitCount;
|
||||
int64_t fractionalDigits;
|
||||
int64_t fractionalDigitsWithoutTrailingZeros;
|
||||
int64_t intValue;
|
||||
UBool hasIntegerValue;
|
||||
UBool isNegative;
|
||||
};
|
||||
|
||||
class AndConstraint : public UMemory {
|
||||
public:
|
||||
typedef enum RuleOp {
|
||||
@ -145,20 +164,21 @@ public:
|
||||
MOD
|
||||
} RuleOp;
|
||||
RuleOp op;
|
||||
int32_t opNum;
|
||||
int32_t rangeLow;
|
||||
int32_t rangeHigh;
|
||||
UBool notIn;
|
||||
UBool integerOnly;
|
||||
int32_t opNum; // for mod expressions, the right operand of the mod.
|
||||
int32_t value; // valid for 'is' rules only.
|
||||
UVector32 *rangeList; // for 'in', 'within' rules. Null otherwise.
|
||||
UBool negated; // TRUE for negated rules.
|
||||
UBool integerOnly; // TRUE for 'within' rules.
|
||||
tokenType digitsType; // n | i | v | f constraint.
|
||||
AndConstraint *next;
|
||||
|
||||
AndConstraint();
|
||||
AndConstraint(const AndConstraint& other);
|
||||
virtual ~AndConstraint();
|
||||
AndConstraint* add();
|
||||
UBool isFulfilled(double number);
|
||||
// UBool isFulfilled(double number);
|
||||
UBool isFulfilled(const NumberInfo &number);
|
||||
UBool isLimited();
|
||||
int32_t updateRepeatLimit(int32_t maxLimit);
|
||||
};
|
||||
|
||||
class OrConstraint : public UMemory {
|
||||
@ -170,7 +190,8 @@ public:
|
||||
OrConstraint(const OrConstraint& other);
|
||||
virtual ~OrConstraint();
|
||||
AndConstraint* add();
|
||||
UBool isFulfilled(double number);
|
||||
// UBool isFulfilled(double number);
|
||||
UBool isFulfilled(const NumberInfo &number);
|
||||
UBool isLimited();
|
||||
};
|
||||
|
||||
@ -183,15 +204,11 @@ public:
|
||||
RuleChain *next;
|
||||
|
||||
virtual ~RuleChain();
|
||||
UnicodeString select(double number) const;
|
||||
UnicodeString select(const NumberInfo &number) const;
|
||||
void dumpRules(UnicodeString& result);
|
||||
int32_t getRepeatLimit();
|
||||
UBool isLimited();
|
||||
UErrorCode getKeywords(int32_t maxArraySize, UnicodeString *keywords, int32_t& arraySize) const;
|
||||
UBool isKeyword(const UnicodeString& keyword) const;
|
||||
void setRepeatLimit();
|
||||
private:
|
||||
int32_t repeatLimit;
|
||||
};
|
||||
|
||||
class PluralKeywordEnumeration : public StringEnumeration {
|
||||
@ -208,6 +225,7 @@ private:
|
||||
UVector fKeywordNames;
|
||||
};
|
||||
|
||||
|
||||
U_NAMESPACE_END
|
||||
|
||||
#endif /* #if !UCONFIG_NO_FORMATTING */
|
||||
|
||||
@ -38,6 +38,7 @@
|
||||
U_NAMESPACE_BEGIN
|
||||
|
||||
class Hashtable;
|
||||
class NumberInfo;
|
||||
class RuleChain;
|
||||
class RuleParser;
|
||||
class PluralKeywordEnumeration;
|
||||
@ -89,19 +90,80 @@ class PluralKeywordEnumeration;
|
||||
* is_relation = expr 'is' ('not')? value
|
||||
* in_relation = expr ('not')? 'in' range_list
|
||||
* within_relation = expr ('not')? 'within' range
|
||||
* expr = 'n' ('mod' value)?
|
||||
* expr = ('n' | 'i' | 'f' | 'v' | 'j') ('mod' value)?
|
||||
* range_list = (range | value) (',' range_list)*
|
||||
* value = digit+
|
||||
* value = digit+ ('.' digit+)?
|
||||
* digit = 0|1|2|3|4|5|6|7|8|9
|
||||
* range = value'..'value
|
||||
* \endcode
|
||||
* </pre></p>
|
||||
* <p>
|
||||
* <p>
|
||||
* The i, f, and v values are defined as follows:
|
||||
* </p>
|
||||
* <ul>
|
||||
* <li>i to be the integer digits.</li>
|
||||
* <li>f to be the visible fractional digits, as an integer.</li>
|
||||
* <li>v to be the number of visible fraction digits.</li>
|
||||
* <li>j is defined to only match integers. That is j is 3 fails if v != 0 (eg for 3.1 or 3.0).</li>
|
||||
* </ul>
|
||||
* <p>
|
||||
* Examples are in the following table:
|
||||
* </p>
|
||||
* <table border='1' style="border-collapse:collapse">
|
||||
* <tbody>
|
||||
* <tr>
|
||||
* <th>n</th>
|
||||
* <th>i</th>
|
||||
* <th>f</th>
|
||||
* <th>v</th>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td>1.0</td>
|
||||
* <td>1</td>
|
||||
* <td align="right">0</td>
|
||||
* <td>1</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td>1.00</td>
|
||||
* <td>1</td>
|
||||
* <td align="right">0</td>
|
||||
* <td>2</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td>1.3</td>
|
||||
* <td>1</td>
|
||||
* <td align="right">3</td>
|
||||
* <td>1</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td>1.03</td>
|
||||
* <td>1</td>
|
||||
* <td align="right">3</td>
|
||||
* <td>2</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td>1.23</td>
|
||||
* <td>1</td>
|
||||
* <td align="right">23</td>
|
||||
* <td>2</td>
|
||||
* </tr>
|
||||
* </tbody>
|
||||
* </table>
|
||||
* <p>
|
||||
* The difference between 'in' and 'within' is that 'in' only includes integers in the specified range, while 'within'
|
||||
* includes all values. Using 'within' with a range_list consisting entirely of values is the same as using 'in' (it's
|
||||
* not an error).
|
||||
* </p>
|
||||
|
||||
* An "identifier" is a sequence of characters that do not have the
|
||||
* Unicode Pattern_Syntax or Pattern_White_Space properties.
|
||||
* <p>
|
||||
* The difference between 'in' and 'within' is that 'in' only includes
|
||||
* integers in the specified range, while 'within' includes all values.</p>
|
||||
* integers in the specified range, while 'within' includes all values.
|
||||
* Using 'within' with a range_list consisting entirely of values is the
|
||||
* same as using 'in' (it's not an error).
|
||||
*</p>
|
||||
* <p>
|
||||
* Keywords
|
||||
* could be defined by users or from ICU locale data. There are 6
|
||||
@ -219,6 +281,40 @@ public:
|
||||
* @draft ICU 50
|
||||
*/
|
||||
static PluralRules* U_EXPORT2 forLocale(const Locale& locale, UPluralType type, UErrorCode& status);
|
||||
|
||||
/**
|
||||
* Return a StringEnumeration over the locales for which there is plurals data.
|
||||
* @return a StringEnumeration over the locales available.
|
||||
* @internal
|
||||
*/
|
||||
static StringEnumeration* U_EXPORT2 getAvailableLocales(void);
|
||||
|
||||
/**
|
||||
* Returns the 'functionally equivalent' locale with respect to plural rules.
|
||||
* Calling PluralRules.forLocale with the functionally equivalent locale, and with
|
||||
* the provided locale, returns rules that behave the same. <br/>
|
||||
* All locales with the same functionally equivalent locale have plural rules that
|
||||
* behave the same. This is not exaustive; there may be other locales whose plural
|
||||
* rules behave the same that do not have the same equivalent locale.
|
||||
*
|
||||
* @param locale the locale to check
|
||||
* @param isAvailable if not NULL the boolean will be set to TRUE if locale is directly
|
||||
* defined (without fallback) as having plural rules.
|
||||
* @param status The error code.
|
||||
* @return the functionally-equivalent locale
|
||||
* @internal
|
||||
*/
|
||||
static Locale getFunctionalEquivalent(const Locale &locale, UBool *isAvailable,
|
||||
UErrorCode &status);
|
||||
|
||||
/**
|
||||
* Returns whether or not there are overrides.
|
||||
* @param locale the locale to check.
|
||||
* @return
|
||||
* @internal
|
||||
*/
|
||||
static UBool hasOverride(const Locale &locale);
|
||||
|
||||
#endif /* U_HIDE_DRAFT_API */
|
||||
|
||||
/**
|
||||
@ -242,6 +338,11 @@ public:
|
||||
* @stable ICU 4.0
|
||||
*/
|
||||
UnicodeString select(double number) const;
|
||||
|
||||
/**
|
||||
* @internal
|
||||
*/
|
||||
UnicodeString select(const NumberInfo &number) const;
|
||||
|
||||
/**
|
||||
* Returns a list of all rule keywords used in this <code>PluralRules</code>
|
||||
|
||||
@ -13,10 +13,17 @@
|
||||
|
||||
#if !UCONFIG_NO_FORMATTING
|
||||
|
||||
#include <stdlib.h> // for strtod
|
||||
#include <stdlib.h>
|
||||
#include <stdarg.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "cmemory.h"
|
||||
#include "digitlst.h"
|
||||
#include "plurrule_impl.h"
|
||||
#include "plurults.h"
|
||||
#include "unicode/localpointer.h"
|
||||
#include "unicode/plurrule.h"
|
||||
#include "unicode/stringpiece.h"
|
||||
|
||||
#define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof(array[0]))
|
||||
|
||||
@ -38,6 +45,7 @@ void PluralRulesTest::runIndexedTest( int32_t index, UBool exec, const char* &na
|
||||
TESTCASE_AUTO(testWithin);
|
||||
TESTCASE_AUTO(testGetAllKeywordValues);
|
||||
TESTCASE_AUTO(testOrdinal);
|
||||
TESTCASE_AUTO(testSelect);
|
||||
TESTCASE_AUTO_END;
|
||||
}
|
||||
|
||||
@ -187,12 +195,12 @@ void PluralRulesTest::testAPI(/*char *par*/)
|
||||
dataerrln("ERROR: Could not create PluralRules for testing fractions - exitting");
|
||||
return;
|
||||
}
|
||||
double fData[10] = {-100, -1, -0.0, 0, 0.1, 1, 1.999, 2.0, 100, 100.001 };
|
||||
UBool isKeywordA[10] = {
|
||||
TRUE, TRUE, FALSE, FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, TRUE };
|
||||
for (int32_t i=0; i<10; i++) {
|
||||
double fData[] = {-101, -100, -1, -0.0, 0, 0.1, 1, 1.999, 2.0, 100, 100.001 };
|
||||
UBool isKeywordA[] = {TRUE, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, TRUE };
|
||||
for (int32_t i=0; i<LENGTHOF(fData); i++) {
|
||||
if ((newRules->select(fData[i])== KEYWORD_A) != isKeywordA[i]) {
|
||||
errln("ERROR: plural rules for decimal fractions test failed!");
|
||||
errln("File %s, Line %d, ERROR: plural rules for decimal fractions test failed!\n"
|
||||
" number = %g, expected %s", __FILE__, __LINE__, fData[i], isKeywordA?"TRUE":"FALSE");
|
||||
}
|
||||
}
|
||||
|
||||
@ -256,8 +264,10 @@ UBool checkEqual(const PluralRules &test, char *result, int32_t max) {
|
||||
return isEqual;
|
||||
}
|
||||
|
||||
#define MAX_EQ_ROW 2
|
||||
#define MAX_EQ_COL 5
|
||||
|
||||
|
||||
static const int32_t MAX_EQ_ROW = 2;
|
||||
static const int32_t MAX_EQ_COL = 5;
|
||||
UBool testEquality(const PluralRules &test) {
|
||||
UnicodeString testEquRules[MAX_EQ_ROW][MAX_EQ_COL] = {
|
||||
{ UNICODE_STRING_SIMPLE("a: n in 2..3"),
|
||||
@ -341,6 +351,9 @@ void PluralRulesTest::testGetUniqueKeywordValue() {
|
||||
}
|
||||
|
||||
void PluralRulesTest::testGetSamples() {
|
||||
#if 0
|
||||
// TODO: fix samples, re-enable this test.
|
||||
|
||||
// no get functional equivalent API in ICU4C, so just
|
||||
// test every locale...
|
||||
UErrorCode status = U_ZERO_ERROR;
|
||||
@ -391,6 +404,7 @@ void PluralRulesTest::testGetSamples() {
|
||||
delete keywords;
|
||||
delete rules;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
void PluralRulesTest::testWithin() {
|
||||
@ -447,11 +461,17 @@ PluralRulesTest::testGetAllKeywordValues() {
|
||||
logln("[%d] %s", i >> 1, data[i]);
|
||||
|
||||
PluralRules *p = PluralRules::createRules(ruleDescription, status);
|
||||
if (U_FAILURE(status)) {
|
||||
logln("could not create rules from '%s'\n", data[i]);
|
||||
if (p == NULL || U_FAILURE(status)) {
|
||||
errln("file %s, line %d: could not create rules from '%s'\n"
|
||||
" ErrorCode: %s\n",
|
||||
__FILE__, __LINE__, data[i], u_errorName(status));
|
||||
continue;
|
||||
}
|
||||
|
||||
// TODO: fix samples implementation, re-enable test.
|
||||
(void)result;
|
||||
#if 0
|
||||
|
||||
const char* rp = result;
|
||||
while (*rp) {
|
||||
while (*rp == ' ') ++rp;
|
||||
@ -523,7 +543,7 @@ PluralRulesTest::testGetAllKeywordValues() {
|
||||
|
||||
if (ok && count != -1) {
|
||||
if (!(*ep == 0 || *ep == ';')) {
|
||||
errln("didn't get expected value: %s", ep);
|
||||
errln("file: %s, line %d, didn't get expected value: %s", __FILE__, __LINE__, ep);
|
||||
ok = FALSE;
|
||||
}
|
||||
}
|
||||
@ -532,7 +552,8 @@ PluralRulesTest::testGetAllKeywordValues() {
|
||||
if (*ep == ';') ++ep;
|
||||
rp = ep;
|
||||
}
|
||||
delete p;
|
||||
#endif
|
||||
delete p;
|
||||
}
|
||||
}
|
||||
|
||||
@ -548,4 +569,226 @@ void PluralRulesTest::testOrdinal() {
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Quick and dirty class for putting UnicodeStrings in char * messages.
|
||||
// TODO: something like this should be generally available.
|
||||
class US {
|
||||
private:
|
||||
char *buf;
|
||||
public:
|
||||
US(const UnicodeString &us) {
|
||||
int32_t bufLen = us.extract((int32_t)0, us.length(), (char *)NULL, (uint32_t)0) + 1;
|
||||
buf = (char *)uprv_malloc(bufLen);
|
||||
us.extract(0, us.length(), buf, bufLen); };
|
||||
const char *cstr() {return buf;};
|
||||
~US() { uprv_free(buf);};
|
||||
};
|
||||
|
||||
|
||||
|
||||
static const char * END_MARK = "999.999"; // Mark end of varargs data.
|
||||
|
||||
void PluralRulesTest::checkSelect(const LocalPointer<PluralRules> &rules, UErrorCode &status,
|
||||
int32_t line, const char *keyword, ...) {
|
||||
// The varargs parameters are a const char* strings, each being a decimal number.
|
||||
// The formatting of the numbers as strings is significant, e.g.
|
||||
// the difference between "2" and "2.0" can affect which rule matches (which keyword is selected).
|
||||
// Note: rules parameter is a LocalPointer reference rather than a PluralRules * to avoid having
|
||||
// to write getAlias() at every (numerous) call site.
|
||||
|
||||
if (U_FAILURE(status)) {
|
||||
errln("file %s, line %d, ICU error status: %s.", __FILE__, line, u_errorName(status));
|
||||
status = U_ZERO_ERROR;
|
||||
return;
|
||||
}
|
||||
|
||||
if (rules == NULL) {
|
||||
errln("file %s, line %d: rules pointer is NULL", __FILE__, line);
|
||||
return;
|
||||
}
|
||||
|
||||
va_list ap;
|
||||
va_start(ap, keyword);
|
||||
for (;;) {
|
||||
const char *num = va_arg(ap, const char *);
|
||||
if (strcmp(num, END_MARK) == 0) {
|
||||
break;
|
||||
}
|
||||
|
||||
// DigitList is a convenient way to parse the decimal number string and get a double.
|
||||
DigitList dl;
|
||||
dl.set(StringPiece(num), status);
|
||||
if (U_FAILURE(status)) {
|
||||
errln("file %s, line %d, ICU error status: %s.", __FILE__, line, u_errorName(status));
|
||||
status = U_ZERO_ERROR;
|
||||
continue;
|
||||
}
|
||||
double numDbl = dl.getDouble();
|
||||
const char *decimalPoint = strchr(num, '.');
|
||||
int fractionDigitCount = decimalPoint == NULL ? 0 : (num + strlen(num) - 1) - decimalPoint;
|
||||
int fractionDigits = fractionDigitCount == 0 ? 0 : atoi(decimalPoint + 1);
|
||||
NumberInfo ni(numDbl, fractionDigitCount, fractionDigits);
|
||||
|
||||
UnicodeString actualKeyword = rules->select(ni);
|
||||
if (actualKeyword != UnicodeString(keyword)) {
|
||||
errln("file %s, line %d, select(%s) returned incorrect keyword. Expected %s, got %s",
|
||||
__FILE__, line, num, keyword, US(actualKeyword).cstr());
|
||||
}
|
||||
}
|
||||
va_end(ap);
|
||||
}
|
||||
|
||||
void PluralRulesTest::testSelect() {
|
||||
UErrorCode status = U_ZERO_ERROR;
|
||||
LocalPointer<PluralRules> pr(PluralRules::createRules("s: n in 1,3,4,6", status));
|
||||
checkSelect(pr, status, __LINE__, "s", "1.0", "3.0", "4.0", "6.0", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "0.0", "2.0", "3.1", "7.0", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("s: n not in 1,3,4,6", status));
|
||||
checkSelect(pr, status, __LINE__, "other", "1.0", "3.0", "4.0", "6.0", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "s", "0.0", "2.0", "3.1", "7.0", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("r: n in 1..4, 7..10, 14 .. 17;"
|
||||
"s: n is 29;", status));
|
||||
checkSelect(pr, status, __LINE__, "r", "1.0", "3.0", "7.0", "8.0", "10.0", "14.0", "17.0", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "s", "29.0", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "28.0", "29.1", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 is 1; b: n mod 100 is 0 ", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "11", "41", "101", "301.00", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "0", "100", "200.0", "300.", "1000", "1100", "110000", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "0.01", "1.01", "0.99", "2", "3", "99", "102", END_MARK);
|
||||
|
||||
// Rules that end with or without a ';' and with or without trailing spaces.
|
||||
// (There was a rule parser bug here with these.)
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "2", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1 ", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "2", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1;", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "2", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1 ; ", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "2", END_MARK);
|
||||
|
||||
// First match when rules for different keywords are not disjoint.
|
||||
// Also try spacing variations around ':' and '..'
|
||||
pr.adoptInstead(PluralRules::createRules("c: n in 5..15; b : n in 1..10 ;a:n in 10 .. 20", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "20", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "1", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "c", "10", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "0", "21", "10.1", END_MARK);
|
||||
|
||||
// in vs within
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..10; b: n within 8..15", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "8", "10", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "8.01", "9.5", "11", "14.99", "15", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "1", "7.7", "15.01", "16", END_MARK);
|
||||
|
||||
// OR and AND chains.
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..10 and n in 4..12 and n not in 5..7", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "4", "8", "9", "10", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "2", "3", "5", "7", "11", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 2 or n is 5 or n in 7..11 and n in 11..13", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "5", "11", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "3", "4", "6", "8", "10", "12", "13", END_MARK);
|
||||
|
||||
// Number attributes -
|
||||
// n: the number itself
|
||||
// i: integer digits
|
||||
// f: visible fraction digits
|
||||
// t: f with trailing zeros removed.
|
||||
// v: number of visible fraction digits
|
||||
// j: = n if there are no visible fraction digits
|
||||
// != anything if there are visible fraction digits
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: i is 123", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "123", "123.0", "123.1", "0123.99", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "124", "122.0", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: f is 120", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1.120", "0.120", "11123.120", "0123.120", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "1.121", "122.1200", "1.12", "120", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: t is 12", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1.120", "0.12", "11123.12000", "0123.1200000", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "1.121", "122.1200001", "1.11", "12", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: v is 3", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1.120", "0.000", "11123.100", "0123.124", ".666", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "1.1212", "122.12", "1.1", "122", "0.0000", END_MARK);
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: j is 123", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "123", "123.", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "123.0", "123.1", "123.123", "0.123", END_MARK);
|
||||
|
||||
// Test cases from ICU4J PluralRulesTest.parseTestData
|
||||
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 is 2", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "12", "22", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is not 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "0", "2", "3", "4", "5", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 3 is not 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "0", "2", "3", "5", "6", "8", "9", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n within 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n not in 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "0", "1", "6", "7", "8", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n not within 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "0", "1", "6", "7", "8", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 in 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", "12", "13", "14", "15", "22", "23", "24", "25", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 within 2..5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", "12", "13", "14", "15", "22", "23", "24", "25", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 is 2 and n is not 12", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "22", "32", "42", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 in 2..3 or n mod 10 is 5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "5", "12", "13", "15", "22", "23", "25", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 within 2..3 or n mod 10 is 5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "5", "12", "13", "15", "22", "23", "25", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n is 1 or n is 4 or n is 23", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "4", "23", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 2 is 1 and n is not 3 and n in 1..11", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "5", "7", "9", "11", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 2 is 1 and n is not 3 and n within 1..11", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "5", "7", "9", "11", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 2 is 1 or n mod 5 is 1 and n is not 6", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "3", "5", "7", "9", "11", "13", "15", "16", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..5; b: n in 5..8; c: n mod 2 is 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "6", "7", "8", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "c", "1", "9", "11", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n within 2..5; b: n within 5..8; c: n mod 2 is 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "6", "7", "8", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "c", "1", "9", "11", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2, 4..6; b: n within 7..9,11..12,20", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "4", "5", "6", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "b", "7", "8", "9", "11", "12", "20", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..8, 12 and n not in 4..6", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "7", "8", "12", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n mod 10 in 2, 3,5..7 and n is not 12", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "5", "6", "7", "13", "15", "16", "17", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a: n in 2..6, 3..7", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "3", "4", "5", "6", "7", END_MARK);
|
||||
|
||||
// Extended Syntax. Still in flux, Java plural rules is looser.
|
||||
pr.adoptInstead(PluralRules::createRules("a: n = 1..8 and n!= 2,3,4,5", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "1", "6", "7", "8", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "0", "2", "3", "4", "5", "9", END_MARK);
|
||||
pr.adoptInstead(PluralRules::createRules("a:n % 10 != 1", status));
|
||||
checkSelect(pr, status, __LINE__, "a", "2", "6", "7", "8", END_MARK);
|
||||
checkSelect(pr, status, __LINE__, "other", "1", "21", "211", "91", END_MARK);
|
||||
}
|
||||
|
||||
#endif /* #if !UCONFIG_NO_FORMATTING */
|
||||
|
||||
@ -1,6 +1,6 @@
|
||||
/********************************************************************
|
||||
* COPYRIGHT:
|
||||
* Copyright (c) 1997-2012, International Business Machines Corporation and
|
||||
* Copyright (c) 1997-2013, International Business Machines Corporation and
|
||||
* others. All Rights Reserved.
|
||||
********************************************************************/
|
||||
|
||||
@ -12,6 +12,8 @@
|
||||
#if !UCONFIG_NO_FORMATTING
|
||||
|
||||
#include "intltest.h"
|
||||
#include "unicode/localpointer.h"
|
||||
#include "unicode/plurrule.h"
|
||||
|
||||
/**
|
||||
* Test basic functionality of various API functions
|
||||
@ -29,10 +31,13 @@ private:
|
||||
void testWithin();
|
||||
void testGetAllKeywordValues();
|
||||
void testOrdinal();
|
||||
void testSelect();
|
||||
|
||||
void assertRuleValue(const UnicodeString& rule, double expected);
|
||||
void assertRuleKeyValue(const UnicodeString& rule, const UnicodeString& key,
|
||||
double expected);
|
||||
void checkSelect(const LocalPointer<PluralRules> &rules, UErrorCode &status,
|
||||
int32_t line, const char *keyword, ...);
|
||||
};
|
||||
|
||||
#endif /* #if !UCONFIG_NO_FORMATTING */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user