author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 06 Jul 2010 15:30:04 +0300 | |
changeset 10 | afe194b6b1cd |
parent 0 | 671dee74050a |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include "cpixparsetools.h" |
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#include "itk.h" |
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|
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#include <iostream> |
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#include <memory> |
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using namespace Cpt::Lex; |
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using namespace Cpt::Parser; |
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using namespace std; |
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const wchar_t* TOKEN_LEFT_BRACKET = L"left bracket"; |
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const wchar_t* TOKEN_RIGHT_BRACKET = L"right bracket"; |
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const wchar_t* TOKEN_COMMA = L"comma"; |
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const wchar_t* TOKEN_PIPE = L"pipe"; |
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const wchar_t* TOKEN_SWITCH = L"switch"; |
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const wchar_t* TOKEN_CASE = L"case"; |
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const wchar_t* TOKEN_DEFAULT = L"default"; |
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const wchar_t* TOKEN_LEFT_BRACE = L"left brace"; |
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const wchar_t* TOKEN_RIGHT_BRACE = L"right brace"; |
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const wchar_t* TOKEN_COLON = L"colon"; |
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const wchar_t* TOKEN_TERMINATOR = L"terminator"; |
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void PrintToken(Cpt::Lex::Token token) { |
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wcout<<token.type()<<L"('"<<token.text()<<L"')"; |
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} |
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void TestTokenization(Itk::TestMgr * testMgr, |
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const wchar_t * inputStr) |
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{ |
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WhitespaceTokenizer ws; |
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LineCommentTokenizer line; |
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SectionCommentTokenizer section; |
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IdTokenizer ids; |
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IntLitTokenizer ints; |
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RealLitTokenizer reals; |
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LitTokenizer lits('\''); |
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SymbolTokenizer lb(TOKEN_LEFT_BRACKET, L"("); |
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SymbolTokenizer rb(TOKEN_RIGHT_BRACKET, L")"); |
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SymbolTokenizer cm(TOKEN_COMMA, L","); |
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SymbolTokenizer pp(TOKEN_PIPE, L">"); |
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// NOTE: ints and reals are before lits, so even if lits |
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// itself can recognize strings, ints and reals, the ints and |
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// reals are taking precedence - just for the test cases now |
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// (to check if those types are recognized correctly). So |
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// basically, in test cases, lit will mean string literals, |
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// and int-lit, real-lit will mean integer and real literals, |
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// respectively. |
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Tokenizer* tokenizers[] = { |
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&ws, &line, §ion, &lb, &rb, &cm, &pp, &ids, &ints, &reals, &lits, 0 |
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}; |
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MultiTokenizer tokenizer(tokenizers); |
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Tokens |
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source(tokenizer, |
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inputStr); |
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StdFilter tokens(source); |
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while (tokens) PrintToken(tokens++); |
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cout<<endl; |
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} |
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void TestTokenization1(Itk::TestMgr * testMgr) |
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{ |
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TestTokenization(testMgr, |
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L"stdtokens>lowercase>stopwords('a', 'an','the')>stem('en')"); |
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} |
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void TestTokenization2(Itk::TestMgr * testMgr) |
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{ |
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TestTokenization(testMgr, |
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L"'foo' 0 1 -2 'bar' +234 -34 // side note"); |
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} |
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void TestTokenization3(Itk::TestMgr * testMgr) |
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{ |
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TestTokenization(testMgr, |
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L"'hallo' 0.0 .0 .5 -1.0 -.05 45 'bar' +.123 +3.1415"); |
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} |
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void TestTokenization4(Itk::TestMgr * testMgr) |
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{ |
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TestTokenization(testMgr, |
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L"'\\' ''\\\\' '\\a' '\\\n' // comment\n /*foobar*/"); |
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104 |
} |
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|
105 |
|
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|
106 |
|
10
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|
107 |
void TestTokenization5(Itk::TestMgr * testMgr) |
0
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108 |
{ |
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109 |
WhitespaceTokenizer |
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110 |
ws; |
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111 |
IdTokenizer |
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112 |
ids; |
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113 |
SymbolTokenizer |
10
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114 |
for_(L"for", L"for"); |
0
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115 |
SymbolTokenizer |
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116 |
if_(L"if", L"if"); |
0
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117 |
Tokenizer* tokenizers[] = { |
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&ws, &for_, &if_, &ids, 0 |
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119 |
}; |
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120 |
|
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121 |
MultiTokenizer |
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122 |
tokenizer(tokenizers); |
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123 |
|
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124 |
Tokens |
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125 |
source(tokenizer, |
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126 |
L"fo for fore forth ofor oforo i if ifdom ifer fif fifi forfi fifor"); // test escape in literals |
10
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127 |
StdFilter |
0
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128 |
tokens(source); |
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129 |
|
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130 |
while (tokens) PrintToken(tokens++); |
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131 |
cout<<endl; |
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132 |
} |
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133 |
|
10
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134 |
void TestTokenization6(Itk::TestMgr * testMgr) |
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135 |
{ |
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136 |
WhitespaceTokenizer |
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137 |
ws; |
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138 |
LineCommentTokenizer |
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139 |
line; |
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140 |
SectionCommentTokenizer |
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141 |
section; |
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142 |
IdTokenizer |
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143 |
ids; |
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144 |
IntLitTokenizer |
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145 |
intLit; |
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146 |
RealLitTokenizer |
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147 |
realLit; |
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148 |
SymbolTokenizer |
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149 |
div(L"slash", L"/"); |
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150 |
SymbolTokenizer |
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151 |
mul(L"star", L"*"); |
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152 |
SymbolTokenizer |
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153 |
plus(L"plus", L"+"); |
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154 |
SymbolTokenizer |
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155 |
minus(L"minus", L"-"); |
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156 |
SymbolTokenizer |
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157 |
equal(L"equals", L"="); |
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|
158 |
|
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159 |
Tokenizer* tokenizers[] = { |
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160 |
&ws, &line, §ion, &ids, &intLit, &realLit, &div, &mul, &plus, &minus, &equal, 0 |
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161 |
}; |
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162 |
|
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163 |
MultiTokenizer |
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164 |
tokenizer(tokenizers); |
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165 |
|
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166 |
const wchar_t* text = |
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167 |
L"4 + 6 = 2 * 5\n" |
afe194b6b1cd
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168 |
L"6 / 2 = 1*3 // true\n" |
afe194b6b1cd
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169 |
L"3 / x /*important thingie*/ = 2 * y\n" |
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|
170 |
L"6 / x * / * / /* non sense / * / */ // zap" |
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|
171 |
L"//\n" |
afe194b6b1cd
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172 |
L"//"; |
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|
173 |
|
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|
174 |
{ |
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|
175 |
cout<<"With whitespaces & comments visible"<<endl; |
afe194b6b1cd
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176 |
Tokens |
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177 |
tokens(tokenizer, text); |
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|
178 |
|
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179 |
while (tokens) PrintToken(tokens++); |
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180 |
cout<<endl; |
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181 |
} |
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|
182 |
|
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|
183 |
{ |
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Revision: 201025
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|
184 |
cout<<"With whitespaces & comments filtered"<<endl; |
afe194b6b1cd
Revision: 201025
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185 |
Tokens |
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|
186 |
source(tokenizer, text); |
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|
187 |
|
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|
188 |
StdFilter tokens(source); |
afe194b6b1cd
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|
189 |
|
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Revision: 201025
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|
190 |
while (tokens) PrintToken(tokens++); |
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Revision: 201025
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|
191 |
cout<<endl; |
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Revision: 201025
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|
192 |
} |
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Revision: 201025
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diff
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|
193 |
|
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Revision: 201025
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|
194 |
} |
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Revision: 201025
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|
195 |
|
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Revision: 201025
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|
196 |
void TestTokenizationErrors(Itk::TestMgr* mgr) |
0
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|
197 |
{ |
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Revision: 201011
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|
198 |
WhitespaceTokenizer ws; |
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Revision: 201011
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|
199 |
IdTokenizer ids; |
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Revision: 201011
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diff
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|
200 |
LitTokenizer lits('\''); |
671dee74050a
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
201 |
SymbolTokenizer lb(TOKEN_LEFT_BRACKET, L"("); |
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Revision: 201011
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diff
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|
202 |
SymbolTokenizer rb(TOKEN_RIGHT_BRACKET, L")"); |
671dee74050a
Revision: 201011
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diff
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|
203 |
SymbolTokenizer cm(TOKEN_COMMA, L","); |
671dee74050a
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
204 |
SymbolTokenizer pp(TOKEN_PIPE, L">"); |
671dee74050a
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
205 |
Tokenizer* tokenizers[] = { |
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Revision: 201011
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diff
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|
206 |
&ws, &lb, &rb, &cm, &pp, &ids, &lits, 0 |
671dee74050a
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
207 |
}; |
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Revision: 201011
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diff
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|
208 |
MultiTokenizer tokenizer(tokenizers); |
671dee74050a
Revision: 201011
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diff
changeset
|
209 |
const wchar_t* text; |
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210 |
{ |
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Tokens tokens(tokenizer, text = L"stdtokens>lowercase>stopwords('a', 'an','the)>stem('en')"); |
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try { |
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while (tokens) PrintToken(tokens++); |
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} catch (LexException& exc) { |
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exc.setContext(text); |
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wcout<<endl<<L"LexException: "<<exc.wWhat()<<endl; |
0
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} catch (exception& exc) { |
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cout<<endl<<"Exception: "<<exc.what()<<endl; |
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} |
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} |
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|
221 |
{ |
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|
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Tokens tokens(tokenizer, text = L"fas-324we?`213ff3*21(+"); |
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try { |
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while (tokens) PrintToken(tokens++); |
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|
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} catch (LexException& exc) { |
10
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exc.setContext(text); |
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wcout<<endl<<L"LexException: "<<exc.wWhat()<<endl; |
0
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} catch (exception& exc) { |
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cout<<endl<<"Exception: "<<exc.what()<<endl; |
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} |
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} |
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} |
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|
233 |
|
10
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void TestWhitespaceSplitter(Itk::TestMgr* mgr) |
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{ |
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{ |
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WhitespaceSplitter tokens(L"foobar foo bar foo\tbar _*4 4bar foo*bar foo\nbar foo\rbar foo\0bar"); |
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while (tokens) printf(" \"%S\"", tokens++.text().c_str()); |
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printf("\n"); |
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} |
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|
241 |
|
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242 |
{ |
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WhitespaceSplitter tokens(L"foobar"); |
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while (tokens) printf(" \"%S\"", tokens++.text().c_str()); |
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printf("\n"); |
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246 |
} |
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|
247 |
|
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248 |
{ |
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WhitespaceSplitter tokens(L" foobar \r\n"); |
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while (tokens) printf(" \"%S\"", tokens++.text().c_str()); |
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printf("\n"); |
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252 |
} |
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|
253 |
|
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|
254 |
{ |
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255 |
WhitespaceSplitter tokens(L" "); |
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|
256 |
while (tokens) printf(" \"%S\"", tokens++.text().c_str()); |
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printf("\n"); |
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|
258 |
} |
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|
259 |
|
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|
260 |
{ |
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Revision: 201025
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|
261 |
WhitespaceSplitter tokens(L""); |
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|
262 |
while (tokens) printf(" \"%S\"", tokens++.text().c_str()); |
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|
263 |
printf("\n"); |
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|
264 |
} |
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|
265 |
|
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|
266 |
} |
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|
267 |
|
0
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Revision: 201011
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|
268 |
Itk::TesterBase * CreateParsingTests() |
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|
269 |
{ |
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Revision: 201011
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|
270 |
using namespace Itk; |
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|
271 |
|
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|
272 |
SuiteTester |
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|
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* parsingTests = new SuiteTester("parsing"); |
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|
274 |
|
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|
275 |
parsingTests->add("tokenization1", |
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|
276 |
TestTokenization1, |
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|
277 |
"tokenization1"); |
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|
278 |
|
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|
279 |
parsingTests->add("tokenization2", |
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|
280 |
TestTokenization2, |
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|
281 |
"tokenization2"); |
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|
282 |
|
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|
283 |
parsingTests->add("tokenization3", |
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|
284 |
TestTokenization3, |
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Revision: 201011
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|
285 |
"tokenization3"); |
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|
286 |
|
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Revision: 201011
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|
287 |
parsingTests->add("tokenization4", |
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Revision: 201011
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|
288 |
TestTokenization4, |
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Revision: 201011
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|
289 |
"tokenization4"); |
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|
290 |
|
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Revision: 201011
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|
291 |
parsingTests->add("tokenization5", |
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|
292 |
TestTokenization5, |
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Revision: 201011
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|
293 |
"tokenization5"); |
10
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|
294 |
|
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Revision: 201025
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|
295 |
parsingTests->add("tokenization6", |
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Revision: 201025
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|
296 |
TestTokenization6, |
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Revision: 201025
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|
297 |
"tokenization6"); |
0
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Revision: 201011
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|
298 |
|
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Revision: 201011
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|
299 |
parsingTests->add("syntaxerrors", |
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Revision: 201011
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|
300 |
TestTokenizationErrors, |
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Revision: 201011
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|
301 |
"syntaxerrors"); |
10
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Revision: 201025
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diff
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|
302 |
|
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Revision: 201025
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diff
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|
303 |
parsingTests->add("whitespace", |
afe194b6b1cd
Revision: 201025
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diff
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|
304 |
TestWhitespaceSplitter, |
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Revision: 201025
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diff
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|
305 |
"whitespace"); |
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Revision: 201025
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0
diff
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|
306 |
|
0
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Revision: 201011
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|
307 |
return parsingTests; |
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Revision: 201011
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diff
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|
308 |
} |
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Revision: 201011
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diff
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|
309 |
|
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Revision: 201011
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parents:
diff
changeset
|
310 |