Coverage Report

Created: 2018-09-25 14:53

/src/mozilla-central/intl/icu/source/i18n/standardplural.cpp
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// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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 *******************************************************************************
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 * Copyright (C) 2015, International Business Machines Corporation
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 * and others. All Rights Reserved.
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 *******************************************************************************
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 * standardplural.cpp
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 *
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 * created on: 2015dec14
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 * created by: Markus W. Scherer
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 */
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/unistr.h"
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#include "cstring.h"
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#include "standardplural.h"
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#include "uassert.h"
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U_NAMESPACE_BEGIN
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static const char *gKeywords[StandardPlural::COUNT] = {
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    "zero", "one", "two", "few", "many", "other"
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};
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const char *StandardPlural::getKeyword(Form p) {
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    U_ASSERT(ZERO <= p && p < COUNT);
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    return gKeywords[p];
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}
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int32_t StandardPlural::indexOrNegativeFromString(const char *keyword) {
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    switch (*keyword++) {
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    case 'f':
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        if (uprv_strcmp(keyword, "ew") == 0) {
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            return FEW;
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        }
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        break;
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    case 'm':
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        if (uprv_strcmp(keyword, "any") == 0) {
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            return MANY;
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        }
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        break;
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    case 'o':
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        if (uprv_strcmp(keyword, "ther") == 0) {
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            return OTHER;
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        } else if (uprv_strcmp(keyword, "ne") == 0) {
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            return ONE;
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        }
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        break;
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    case 't':
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        if (uprv_strcmp(keyword, "wo") == 0) {
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            return TWO;
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        }
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        break;
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    case 'z':
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        if (uprv_strcmp(keyword, "ero") == 0) {
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            return ZERO;
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        }
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        break;
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    default:
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        break;
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    }
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    return -1;
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}
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static const UChar gZero[] = { 0x7A, 0x65, 0x72, 0x6F };
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static const UChar gOne[] = { 0x6F, 0x6E, 0x65 };
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static const UChar gTwo[] = { 0x74, 0x77, 0x6F };
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static const UChar gFew[] = { 0x66, 0x65, 0x77 };
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static const UChar gMany[] = { 0x6D, 0x61, 0x6E, 0x79 };
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static const UChar gOther[] = { 0x6F, 0x74, 0x68, 0x65, 0x72 };
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int32_t StandardPlural::indexOrNegativeFromString(const UnicodeString &keyword) {
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    switch (keyword.length()) {
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    case 3:
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        if (keyword.compare(gOne, 3) == 0) {
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            return ONE;
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        } else if (keyword.compare(gTwo, 3) == 0) {
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            return TWO;
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        } else if (keyword.compare(gFew, 3) == 0) {
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            return FEW;
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        }
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        break;
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    case 4:
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        if (keyword.compare(gMany, 4) == 0) {
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            return MANY;
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        } else if (keyword.compare(gZero, 4) == 0) {
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            return ZERO;
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        }
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        break;
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    case 5:
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        if (keyword.compare(gOther, 5) == 0) {
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            return OTHER;
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        }
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        break;
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    default:
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        break;
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    }
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    return -1;
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}
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int32_t StandardPlural::indexFromString(const char *keyword, UErrorCode &errorCode) {
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    if (U_FAILURE(errorCode)) { return OTHER; }
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    int32_t i = indexOrNegativeFromString(keyword);
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    if (i >= 0) {
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        return i;
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    } else {
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        errorCode = U_ILLEGAL_ARGUMENT_ERROR;
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        return OTHER;
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    }
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}
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int32_t StandardPlural::indexFromString(const UnicodeString &keyword, UErrorCode &errorCode) {
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    if (U_FAILURE(errorCode)) { return OTHER; }
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    int32_t i = indexOrNegativeFromString(keyword);
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    if (i >= 0) {
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        return i;
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    } else {
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        errorCode = U_ILLEGAL_ARGUMENT_ERROR;
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        return OTHER;
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    }
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}
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U_NAMESPACE_END
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#endif  // !UCONFIG_NO_FORMATTING