| 1 | // String.C -*- C++ -*- |
| 2 | // Copyright (c) 1997, 1998 Etienne BERNARD |
| 3 | // Copyright (C) 2002,2005 Clinton Ebadi |
| 4 | |
| 5 | // This program is free software; you can redistribute it and/or modify |
| 6 | // it under the terms of the GNU General Public License as published by |
| 7 | // the Free Software Foundation; either version 2 of the License, or |
| 8 | // any later version. |
| 9 | |
| 10 | // This program is distributed in the hope that it will be useful, |
| 11 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | // GNU General Public License for more details. |
| 14 | |
| 15 | // You should have received a copy of the GNU General Public License |
| 16 | // along with this program; if not, write to the Free Software |
| 17 | // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 18 | |
| 19 | #include "String.H" |
| 20 | #include "Utils.H" |
| 21 | |
| 22 | #include <cstring> |
| 23 | #include <cctype> |
| 24 | #include <sstream> |
| 25 | #include <iostream> |
| 26 | |
| 27 | String::String() |
| 28 | { |
| 29 | } |
| 30 | |
| 31 | String::String(const char *s) |
| 32 | { |
| 33 | my_string = s; |
| 34 | } |
| 35 | |
| 36 | String::String(const std::string & s) |
| 37 | { |
| 38 | my_string = s; |
| 39 | } |
| 40 | |
| 41 | String::String(const String & s) |
| 42 | { |
| 43 | my_string = s.my_string; |
| 44 | } |
| 45 | |
| 46 | String::String(long i) |
| 47 | { |
| 48 | std::ostringstream temp; |
| 49 | temp << i; |
| 50 | my_string = temp.str (); |
| 51 | } |
| 52 | |
| 53 | String::String(char c) |
| 54 | { |
| 55 | my_string = std::string (1, c); |
| 56 | } |
| 57 | |
| 58 | String::~String() |
| 59 | { |
| 60 | |
| 61 | } |
| 62 | |
| 63 | String & |
| 64 | String::operator=(const char *s) |
| 65 | { |
| 66 | my_string = s; |
| 67 | |
| 68 | return *this; |
| 69 | } |
| 70 | |
| 71 | String & |
| 72 | String::operator=(const String & s) |
| 73 | { |
| 74 | my_string = s.my_string; |
| 75 | |
| 76 | return *this; |
| 77 | } |
| 78 | |
| 79 | String & |
| 80 | String::operator=(const std::string & s) |
| 81 | { |
| 82 | my_string = s; |
| 83 | |
| 84 | return *this; |
| 85 | } |
| 86 | |
| 87 | int |
| 88 | String::length() const |
| 89 | { |
| 90 | return my_string.length (); |
| 91 | } |
| 92 | |
| 93 | int |
| 94 | String::find(char c) |
| 95 | { |
| 96 | return my_string.find (c); |
| 97 | } |
| 98 | |
| 99 | void |
| 100 | String::fill (char c) |
| 101 | { |
| 102 | my_string.replace (0, |
| 103 | my_string.length () - 1, |
| 104 | my_string.length (), |
| 105 | c); |
| 106 | } |
| 107 | |
| 108 | String |
| 109 | String::pad (int n) |
| 110 | { |
| 111 | std::string temp = my_string; |
| 112 | |
| 113 | temp.resize (n, ' '); |
| 114 | |
| 115 | return temp; |
| 116 | } |
| 117 | |
| 118 | String |
| 119 | String::subString (int start, int end) |
| 120 | { |
| 121 | if (end < start) return ""; |
| 122 | |
| 123 | return my_string.substr (start, (end - start) + 1); |
| 124 | } |
| 125 | |
| 126 | String |
| 127 | String::substr (int s, int e) |
| 128 | { |
| 129 | return subString (s, e); |
| 130 | } |
| 131 | |
| 132 | String |
| 133 | String::subString (int start) |
| 134 | { |
| 135 | return subString (start, my_string.length () - 1); |
| 136 | } |
| 137 | |
| 138 | String |
| 139 | String::substr (int s) |
| 140 | { |
| 141 | return subString (s); |
| 142 | } |
| 143 | |
| 144 | String |
| 145 | String::toLower() |
| 146 | { |
| 147 | return Utils::to_lower (my_string); |
| 148 | } |
| 149 | |
| 150 | String |
| 151 | String::toUpper() |
| 152 | { |
| 153 | return Utils::to_upper (my_string); |
| 154 | } |
| 155 | |
| 156 | String |
| 157 | String::trim() |
| 158 | { |
| 159 | return Utils::trim_str (my_string); |
| 160 | } |
| 161 | |
| 162 | int |
| 163 | String::indexOf (char c) |
| 164 | { |
| 165 | std::string::size_type pos = my_string.find (c); |
| 166 | |
| 167 | if (pos == std::string::npos) |
| 168 | return -1; |
| 169 | else |
| 170 | return pos; |
| 171 | } |
| 172 | |
| 173 | char & |
| 174 | String::operator[] (int i_) |
| 175 | { |
| 176 | unsigned int i = i_; |
| 177 | |
| 178 | if (i < 0 || my_string.length () < i) { |
| 179 | std::cerr << "String index out of range\n"; |
| 180 | std::exit(1); |
| 181 | } |
| 182 | return my_string[i]; |
| 183 | } |
| 184 | |
| 185 | const char & |
| 186 | String::operator[](int i_) const |
| 187 | { |
| 188 | unsigned int i = i_; |
| 189 | |
| 190 | if (i < 0 || my_string.length () < i) { |
| 191 | std::cerr << "String index out of range\n"; |
| 192 | exit(1); |
| 193 | } |
| 194 | return my_string[i]; |
| 195 | } |
| 196 | |
| 197 | bool |
| 198 | String::operator==(const char *s) const |
| 199 | { |
| 200 | return my_string == s; |
| 201 | } |
| 202 | |
| 203 | bool |
| 204 | String::operator==(const String & s) const |
| 205 | { |
| 206 | return my_string == s.my_string; |
| 207 | } |
| 208 | |
| 209 | bool |
| 210 | String::operator==(const std::string & s) const |
| 211 | { |
| 212 | return my_string == s; |
| 213 | } |
| 214 | |
| 215 | bool |
| 216 | String::operator!=(const char *s) const |
| 217 | { |
| 218 | return my_string != s; |
| 219 | } |
| 220 | |
| 221 | bool |
| 222 | String::operator!=(const String & s) const |
| 223 | { |
| 224 | return my_string != s.my_string; |
| 225 | } |
| 226 | |
| 227 | bool |
| 228 | String::operator!=(const std::string & s) const |
| 229 | { |
| 230 | return my_string != s; |
| 231 | } |
| 232 | |
| 233 | bool |
| 234 | String::operator<(const String & s) const |
| 235 | { |
| 236 | return my_string < s.my_string; |
| 237 | } |
| 238 | |
| 239 | bool |
| 240 | String::operator<(const std::string & s) const |
| 241 | { |
| 242 | return my_string < s; |
| 243 | } |
| 244 | |
| 245 | bool |
| 246 | String::operator>(const String & s) const |
| 247 | { |
| 248 | return my_string > s.my_string; |
| 249 | } |
| 250 | |
| 251 | bool |
| 252 | String::operator<=(const String & s) const |
| 253 | { |
| 254 | return my_string <= s.my_string; |
| 255 | } |
| 256 | |
| 257 | bool |
| 258 | String::operator<=(const std::string & s) const |
| 259 | { |
| 260 | return my_string <= s; |
| 261 | } |
| 262 | |
| 263 | bool |
| 264 | String::operator>=(const String & s) const |
| 265 | { |
| 266 | return my_string >= s.my_string; |
| 267 | } |
| 268 | |
| 269 | bool String::operator>=(const std::string & s) const |
| 270 | { |
| 271 | return my_string >= s; |
| 272 | } |
| 273 | |
| 274 | String |
| 275 | String::operator+(const char *s) |
| 276 | { |
| 277 | return my_string + s; |
| 278 | } |
| 279 | |
| 280 | String |
| 281 | String::operator+(const String & s) |
| 282 | { |
| 283 | return my_string + s.my_string; |
| 284 | } |
| 285 | |
| 286 | String |
| 287 | String::operator+(const std::string & s) |
| 288 | { |
| 289 | return my_string + s; |
| 290 | } |
| 291 | |
| 292 | String::operator const char *() const |
| 293 | { |
| 294 | return my_string.c_str (); |
| 295 | } |
| 296 | |
| 297 | String::operator std::string () const |
| 298 | { |
| 299 | return my_string; |
| 300 | } |
| 301 | |
| 302 | std::ostream & |
| 303 | operator<<(std::ostream & s, const String & st) |
| 304 | { |
| 305 | return s << st.my_string; |
| 306 | } |
| 307 | |
| 308 | std::istream & |
| 309 | operator>>(std::istream & s, String & st) |
| 310 | { |
| 311 | // The original version of string grabbed an entire line with |
| 312 | // operator>> so this version has to too (otherwise I'd just replace |
| 313 | // String with std::string everywhere because it would be just as |
| 314 | // painful) |
| 315 | |
| 316 | std::string temp; |
| 317 | |
| 318 | std::getline (s, temp); |
| 319 | |
| 320 | st.my_string = temp; |
| 321 | |
| 322 | return s; |
| 323 | } |
| 324 | |
| 325 | std::string operator+(const std::string & s, const String & p) |
| 326 | { |
| 327 | return s + p.my_string; |
| 328 | } |
| 329 | |
| 330 | bool operator==(const std::string & s, const String & p) |
| 331 | { |
| 332 | return p == s; |
| 333 | } |
| 334 | |
| 335 | bool operator!=(const std::string & s, const String & p) |
| 336 | { |
| 337 | return p != s; |
| 338 | } |
| 339 | |
| 340 | bool operator>(const std::string & s, const String & p) |
| 341 | { |
| 342 | return p <= s; |
| 343 | } |
| 344 | |
| 345 | bool operator<(const std::string & s, const String & p) |
| 346 | { |
| 347 | return p >= s; |
| 348 | } |
| 349 | |
| 350 | bool operator<=(const std::string & s, const String & p) |
| 351 | { |
| 352 | return p > s; |
| 353 | } |
| 354 | |
| 355 | bool operator>=(const std::string & s, const String & p) |
| 356 | { |
| 357 | return p < s; |
| 358 | } |