Mercurial > projects > dwt-linux
annotate dwt/dwthelper/utils.d @ 313:9f01a0643e26
comment
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 08 Sep 2008 01:35:26 +0200 |
| parents | 9995e4a9d2ee |
| children | 0f7ac29ac726 |
| rev | line source |
|---|---|
| 12 | 1 /** |
| 2 * Authors: Frank Benoit <keinfarbton@googlemail.com> | |
| 3 */ | |
| 4 module dwt.dwthelper.utils; | |
| 5 | |
|
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6 public import dwt.dwthelper.System; |
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7 public import Math = tango.math.Math; |
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8 |
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import dwt.dwthelper.utils now explicit
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9 public import tango.core.Exception : IllegalArgumentException, IOException; |
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10 |
| 12 | 11 import tango.io.Stdout; |
| 219 | 12 import tango.io.Print; |
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13 static import tango.stdc.stringz; |
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14 static import tango.text.Util; |
| 219 | 15 static import tango.text.Text; |
| 109 | 16 import tango.text.Unicode; |
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17 import tango.text.convert.Utf; |
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18 import tango.core.Exception; |
| 12 | 19 import tango.stdc.stdlib : exit; |
| 20 | |
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21 import tango.util.log.Trace; |
| 219 | 22 import tango.text.UnicodeData; |
| 23 static import tango.util.collection.model.Seq; | |
| 24 | |
| 25 alias char[] String; | |
| 26 alias tango.text.Text.Text!(char) StringBuffer; | |
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27 |
| 238 | 28 void implMissing( String file, uint line ){ |
| 12 | 29 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
| 30 Stderr.formatln( "exiting ..." ); | |
| 31 exit(1); | |
| 32 } | |
| 33 | |
| 26 | 34 abstract class ArrayWrapper{ |
| 35 } | |
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36 abstract class ValueWrapper{ |
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37 } |
| 26 | 38 |
| 39 class ArrayWrapperT(T) : ArrayWrapper { | |
| 27 | 40 public T[] array; |
| 41 public this( T[] data ){ | |
| 42 array = data; | |
| 43 } | |
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44 public override int opEquals( Object o ){ |
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45 if( auto other = cast(ArrayWrapperT!(T))o){ |
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46 return array == other.array; |
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47 } |
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48 return false; |
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49 } |
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50 public override hash_t toHash(){ |
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51 return (typeid(T[])).getHash(&array); |
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52 } |
| 26 | 53 } |
| 54 | |
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55 class ValueWrapperT(T) : ValueWrapper { |
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56 public T value; |
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57 public this( T data ){ |
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58 value = data; |
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59 } |
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60 static if( is(T==class) || is(T==interface)){ |
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61 public int opEquals( Object other ){ |
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62 if( auto o = cast(ValueWrapperT!(T))other ){ |
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63 return value == o.value; |
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64 } |
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65 if( auto o = cast(T)other ){ |
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66 if( value is o ){ |
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67 return true; |
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68 } |
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69 if( value is null || o is null ){ |
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70 return false; |
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71 } |
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72 return value == o; |
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73 } |
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74 return false; |
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75 } |
| 219 | 76 } |
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77 else{ |
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78 public int opEquals( Object other ){ |
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79 if( auto o = cast(ValueWrapperT!(T))other ){ |
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80 return value == o.value; |
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81 } |
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82 return false; |
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83 } |
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84 public int opEquals( T other ){ |
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85 return value == other; |
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86 } |
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87 } |
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88 public override hash_t toHash(){ |
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89 return (typeid(T)).getHash(&value); |
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90 } |
| 219 | 91 } |
| 92 | |
| 93 class Boolean : ValueWrapperT!(bool) { | |
| 94 public static Boolean TRUE; | |
| 95 public static Boolean FALSE; | |
| 226 | 96 |
| 97 static this(){ | |
| 98 TRUE = new Boolean(true); | |
| 99 FALSE = new Boolean(false); | |
| 100 } | |
| 219 | 101 public this( bool v ){ |
| 102 super(v); | |
| 103 } | |
| 104 | |
| 105 alias ValueWrapperT!(bool).opEquals opEquals; | |
| 106 public int opEquals( int other ){ | |
| 107 return value == ( other !is 0 ); | |
| 108 } | |
| 109 public int opEquals( Object other ){ | |
| 110 if( auto o = cast(Boolean)other ){ | |
| 111 return value == o.value; | |
| 112 } | |
| 113 return false; | |
| 114 } | |
| 115 public bool booleanValue(){ | |
| 116 return value; | |
| 117 } | |
| 238 | 118 public static Boolean valueOf( String s ){ |
| 227 | 119 if( s == "yes" || s == "true" ){ |
| 120 return TRUE; | |
| 121 } | |
| 122 return FALSE; | |
| 123 } | |
| 124 public static Boolean valueOf( bool b ){ | |
| 125 return b ? TRUE : FALSE; | |
| 126 } | |
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127 } |
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128 |
| 219 | 129 alias Boolean ValueWrapperBool; |
| 130 | |
| 131 | |
| 132 class Byte : ValueWrapperT!(byte) { | |
| 238 | 133 public static byte parseByte( String s ){ |
| 219 | 134 try{ |
| 135 int res = tango.text.convert.Integer.parse( s ); | |
| 136 if( res < byte.min || res > byte.max ){ | |
| 137 throw new NumberFormatException( "out of range" ); | |
| 138 } | |
| 139 return res; | |
| 140 } | |
| 141 catch( IllegalArgumentException e ){ | |
| 142 throw new NumberFormatException( e ); | |
| 143 } | |
| 144 } | |
| 145 this( byte value ){ | |
| 146 super( value ); | |
| 147 } | |
| 148 } | |
| 149 alias Byte ValueWrapperByte; | |
| 150 | |
| 151 | |
| 152 class Integer : ValueWrapperT!(int) { | |
| 153 | |
| 250 | 154 public static const int MIN_VALUE = 0x80000000; |
| 155 public static const int MAX_VALUE = 0x7fffffff; | |
| 156 public static const int SIZE = 32; | |
| 219 | 157 |
| 158 public this ( int value ){ | |
| 159 super( value ); | |
| 160 } | |
| 161 | |
| 238 | 162 public this ( String s ){ |
| 226 | 163 super(parseInt(s)); |
| 219 | 164 } |
| 165 | |
| 238 | 166 public static String toString( int i, int radix ){ |
| 219 | 167 switch( radix ){ |
| 168 case 2: | |
| 169 return toBinaryString(i); | |
| 170 case 8: | |
| 171 return toOctalString(i); | |
| 172 case 10: | |
| 173 return toString(i); | |
| 174 case 16: | |
| 175 return toHexString(i); | |
| 176 default: | |
| 177 implMissing( __FILE__, __LINE__ ); | |
| 178 return null; | |
| 179 } | |
| 180 } | |
| 181 | |
| 238 | 182 public static String toHexString( int i ){ |
| 262 | 183 return tango.text.convert.Integer.toString(i, "x" ); |
| 219 | 184 } |
| 185 | |
| 238 | 186 public static String toOctalString( int i ){ |
| 262 | 187 return tango.text.convert.Integer.toString(i, "o" ); |
| 219 | 188 } |
| 189 | |
| 238 | 190 public static String toBinaryString( int i ){ |
| 262 | 191 return tango.text.convert.Integer.toString(i, "b" ); |
| 219 | 192 } |
| 193 | |
| 238 | 194 public static String toString( int i ){ |
| 219 | 195 return tango.text.convert.Integer.toString(i); |
| 196 } | |
| 197 | |
| 238 | 198 public static int parseInt( String s, int radix ){ |
| 219 | 199 try{ |
| 307 | 200 return tango.text.convert.Integer.toLong( s, radix ); |
| 219 | 201 } |
| 202 catch( IllegalArgumentException e ){ | |
| 203 throw new NumberFormatException( e ); | |
| 204 } | |
| 205 } | |
| 206 | |
| 238 | 207 public static int parseInt( String s ){ |
| 219 | 208 try{ |
| 307 | 209 return tango.text.convert.Integer.toLong( s ); |
| 219 | 210 } |
| 211 catch( IllegalArgumentException e ){ | |
| 212 throw new NumberFormatException( e ); | |
| 213 } | |
| 214 } | |
| 215 | |
| 238 | 216 public static Integer valueOf( String s, int radix ){ |
| 219 | 217 implMissing( __FILE__, __LINE__ ); |
| 218 return null; | |
| 219 } | |
| 220 | |
| 238 | 221 public static Integer valueOf( String s ){ |
| 226 | 222 return valueOf( parseInt(s)); |
| 219 | 223 } |
| 224 | |
| 225 public static Integer valueOf( int i ){ | |
| 226 | 226 return new Integer(i); |
| 219 | 227 } |
| 228 | |
| 229 public byte byteValue(){ | |
| 230 return cast(byte)value; | |
| 231 } | |
| 232 | |
| 233 public short shortValue(){ | |
| 234 return cast(short)value; | |
| 235 } | |
| 236 | |
| 237 public int intValue(){ | |
| 238 return value; | |
| 239 } | |
| 240 | |
| 241 public long longValue(){ | |
| 242 return cast(long)value; | |
| 243 } | |
| 244 | |
| 245 public float floatValue(){ | |
| 246 return cast(float)value; | |
| 247 } | |
| 248 | |
| 249 public double doubleValue(){ | |
| 250 return cast(double)value; | |
| 251 } | |
| 252 | |
| 253 public override hash_t toHash(){ | |
| 254 return intValue(); | |
| 255 } | |
| 256 | |
| 238 | 257 public override String toString(){ |
| 219 | 258 return tango.text.convert.Integer.toString( value ); |
| 259 } | |
| 260 } | |
| 261 alias Integer ValueWrapperInt; | |
| 262 | |
| 263 class Double : ValueWrapperT!(double) { | |
|
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264 public static double MAX_VALUE = double.max; |
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265 public static double MIN_VALUE = double.min; |
| 219 | 266 this( double value ){ |
| 267 super(value); | |
| 268 } | |
| 238 | 269 this( String str ){ |
| 219 | 270 implMissing( __FILE__, __LINE__ ); |
| 271 super(0.0); | |
| 272 } | |
| 273 public double doubleValue(){ | |
| 274 return value; | |
| 275 } | |
| 238 | 276 public static String toString( double value ){ |
| 219 | 277 implMissing( __FILE__, __LINE__ ); |
| 278 return null; | |
| 279 } | |
| 280 } | |
| 281 | |
| 282 class Float : ValueWrapperT!(float) { | |
| 228 | 283 |
| 284 public static float POSITIVE_INFINITY = (1.0f / 0.0f); | |
| 285 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); | |
| 286 public static float NaN = (0.0f / 0.0f); | |
| 287 public static float MAX_VALUE = 3.4028235e+38f; | |
| 288 public static float MIN_VALUE = 1.4e-45f; | |
| 289 public static int SIZE = 32; | |
| 290 | |
| 219 | 291 this( float value ){ |
| 292 super(value); | |
| 293 } | |
| 238 | 294 this( String str ){ |
| 219 | 295 implMissing( __FILE__, __LINE__ ); |
| 296 super(0.0); | |
| 297 } | |
| 298 public float floatValue(){ | |
| 299 return value; | |
| 300 } | |
| 238 | 301 public static String toString( float value ){ |
| 219 | 302 implMissing( __FILE__, __LINE__ ); |
| 303 return null; | |
| 304 } | |
| 238 | 305 public static float parseFloat( String s ){ |
| 228 | 306 try{ |
| 307 return tango.text.convert.Float.toFloat( s ); | |
| 308 } | |
| 309 catch( IllegalArgumentException e ){ | |
| 310 throw new NumberFormatException( e ); | |
| 311 } | |
| 312 } | |
| 313 | |
| 219 | 314 } |
| 315 class Long : ValueWrapperT!(long) { | |
| 300 | 316 public static const long MIN_VALUE = long.min; |
| 317 public static const long MAX_VALUE = long.max; | |
| 219 | 318 this( long value ){ |
| 319 super(value); | |
| 320 } | |
| 238 | 321 this( String str ){ |
| 219 | 322 implMissing( __FILE__, __LINE__ ); |
| 323 super(0); | |
| 324 } | |
| 325 public long longValue(){ | |
| 326 return value; | |
| 327 } | |
| 238 | 328 public static long parseLong(String s){ |
| 219 | 329 implMissing( __FILE__, __LINE__ ); |
| 330 return 0; | |
| 331 } | |
| 238 | 332 public static String toString( double value ){ |
| 219 | 333 implMissing( __FILE__, __LINE__ ); |
| 334 return null; | |
| 335 } | |
| 336 } | |
| 337 alias Long ValueWrapperLong; | |
| 338 | |
| 339 | |
| 340 // alias ValueWrapperT!(int) ValueWrapperInt; | |
| 209 | 341 |
| 92 | 342 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
| 343 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
| 344 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
| 345 alias ArrayWrapperT!(char) ArrayWrapperString; | |
| 238 | 346 alias ArrayWrapperT!(String) ArrayWrapperString2; |
| 26 | 347 |
| 219 | 348 Object[] StringArrayToObjectArray( String[] strs ){ |
| 349 Object[] res = new Object[strs.length]; | |
| 350 foreach( idx, str; strs ){ | |
| 351 res[idx] = new ArrayWrapperString(str); | |
| 352 } | |
| 353 return res; | |
| 354 } | |
| 238 | 355 int codepointIndexToIndex( String str, int cpIndex ){ |
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356 int cps = cpIndex; |
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357 int res = 0; |
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358 while( cps > 0 ){ |
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359 cps--; |
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360 if( str[res] < 0x80 ){ |
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361 res+=1; |
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362 } |
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363 else if( str[res] < 0xE0 ){ |
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364 res+=2; |
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365 } |
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366 else if( str[res] & 0xF0 ){ |
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367 res+=3; |
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368 } |
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369 else{ |
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370 res+=4; |
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371 } |
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372 } |
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373 return res; |
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374 } |
| 307 | 375 |
| 376 /++ | |
| 377 + | |
| 378 +/ | |
| 238 | 379 int indexToCodepointIndex( String str, int index ){ |
|
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380 if( index < 0 ) return index; |
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381 int i = 0; |
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382 int res = 0; |
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383 while( i < index ){ |
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384 if( i >= str.length ){ |
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385 break; |
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386 } |
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387 if( str[i] < 0x80 ){ |
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388 i+=1; |
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389 } |
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390 else if( str[i] < 0xE0 ){ |
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391 i+=2; |
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392 } |
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393 else if( str[i] & 0xF0 ){ |
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394 i+=3; |
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395 } |
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396 else{ |
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397 i+=4; |
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398 } |
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399 res++; |
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400 } |
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401 return res; |
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402 } |
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403 |
| 307 | 404 /++ |
| 405 + Get that String, that contains the next codepoint of a String. | |
| 406 +/ | |
| 238 | 407 String firstCodePointStr( String str, out int consumed ){ |
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408 dchar[1] buf; |
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409 uint ate; |
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410 dchar[] res = str.toString32( buf, &ate ); |
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411 consumed = ate; |
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412 return str[ 0 .. ate ]; |
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413 } |
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414 |
| 307 | 415 /++ |
| 416 + Get first codepoint of a String. If an offset is needed, simply use a slice: | |
| 417 + --- | |
| 418 + dchar res = str[ offset .. $ ].firstCodePoint(); | |
| 419 + --- | |
| 420 +/ | |
| 238 | 421 dchar firstCodePoint( String str ){ |
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422 int dummy; |
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423 return firstCodePoint( str, dummy ); |
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424 } |
| 238 | 425 dchar firstCodePoint( String str, out int consumed ){ |
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426 dchar[1] buf; |
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427 uint ate; |
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428 dchar[] res = str.toString32( buf, &ate ); |
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429 consumed = ate; |
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430 if( ate is 0 || res.length is 0 ){ |
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431 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
| 109 | 432 } |
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433 assert( ate > 0 ); |
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434 assert( res.length is 1 ); |
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435 return res[0]; |
| 103 | 436 } |
| 307 | 437 dchar firstCodePoint( wchar[] str, out int consumed ){ |
| 438 dchar[1] buf; | |
| 439 uint ate; | |
| 440 dchar[] res = str.toString32( buf, &ate ); | |
| 441 consumed = ate; | |
| 442 if( ate is 0 || res.length is 0 ){ | |
| 443 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
| 444 } | |
| 445 assert( ate > 0 ); | |
| 446 assert( res.length is 1 ); | |
| 447 return res[0]; | |
| 448 } | |
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449 |
| 238 | 450 String dcharToString( dchar key ){ |
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451 dchar[1] buf; |
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452 buf[0] = key; |
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453 return tango.text.convert.Utf.toString( buf ); |
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454 } |
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455 |
| 238 | 456 int codepointCount( String str ){ |
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457 scope dchar[] buf = new dchar[]( str.length ); |
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458 uint ate; |
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459 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); |
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460 assert( ate is str.length ); |
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461 return res.length; |
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462 } |
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463 |
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464 alias tango.text.convert.Utf.toString16 toString16; |
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465 alias tango.text.convert.Utf.toString toString; |
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466 |
| 238 | 467 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
| 307 | 468 return getAbsoluteCodePointOffset( str, startIndex, searchRelCp ) - startIndex; |
| 469 } | |
| 470 int getAbsoluteCodePointOffset( String str, int startIndex, int searchRelCp ){ | |
|
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471 int ignore; |
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472 int i = startIndex; |
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473 if( searchRelCp > 0 ){ |
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474 while( searchRelCp !is 0 ){ |
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475 |
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476 if( ( i < str.length ) |
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477 && ( str[i] & 0x80 ) is 0x00 ) |
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478 { |
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479 i+=1; |
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480 } |
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481 else if( ( i+1 < str.length ) |
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482 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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483 && (( str[i ] & 0xE0 ) is 0xC0 )) |
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484 { |
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485 i+=2; |
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486 } |
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487 else if( ( i+2 < str.length ) |
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488 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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489 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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490 && (( str[i ] & 0xF0 ) is 0xE0 )) |
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491 { |
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492 i+=3; |
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493 } |
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494 else if(( i+3 < str.length ) |
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495 && (( str[i+3] & 0xC0 ) is 0x80 ) |
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496 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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497 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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498 && (( str[i ] & 0xF8 ) is 0xF0 )) |
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499 { |
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500 i+=4; |
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501 } |
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502 else{ |
|
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503 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
|
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504 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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505 } |
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506 searchRelCp--; |
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507 } |
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508 } |
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509 else if( searchRelCp < 0 ){ |
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510 while( searchRelCp !is 0 ){ |
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511 do{ |
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512 i--; |
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513 if( i < 0 ){ |
| 307 | 514 return startIndex-1; |
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515 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
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516 //tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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517 } |
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518 } while(( str[i] & 0xC0 ) is 0x80 ); |
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519 searchRelCp++; |
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520 } |
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521 } |
| 307 | 522 return i; |
| 523 } | |
| 524 int getAbsoluteCodePointOffset( wchar[] str, int startIndex, int searchRelCp ){ | |
| 525 int ignore; | |
| 526 int i = startIndex; | |
| 527 if( searchRelCp > 0 ){ | |
| 528 while( searchRelCp !is 0 ){ | |
| 529 | |
| 530 if( ( i < str.length ) | |
| 531 && ( str[i] & 0xD800 ) !is 0xD800 ) | |
| 532 { | |
| 533 i+=1; | |
| 534 } | |
| 535 else if( ( i+1 < str.length ) | |
| 536 && (( str[i+1] & 0xDC00 ) is 0xDC00 ) | |
| 537 && (( str[i ] & 0xDC00 ) is 0xD800 )) | |
| 538 { | |
| 539 i+=2; | |
| 540 } | |
| 541 else{ | |
| 542 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); | |
| 543 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
| 544 } | |
| 545 searchRelCp--; | |
| 546 } | |
| 547 } | |
| 548 else if( searchRelCp < 0 ){ | |
| 549 while( searchRelCp !is 0 ){ | |
| 550 do{ | |
| 551 i--; | |
| 552 if( i < 0 ){ | |
| 553 return startIndex-1; | |
| 554 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); | |
| 555 //tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
| 556 } | |
| 557 } while(( str[i] & 0xDC00 ) is 0xDC00 ); | |
| 558 searchRelCp++; | |
| 559 } | |
| 560 } | |
| 561 return i; | |
|
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562 } |
| 238 | 563 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
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564 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
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565 int ignore; |
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566 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); |
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567 } |
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568 |
| 238 | 569 int utf8AdjustOffset( String str, int offset ){ |
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570 if( str.length <= offset || offset <= 0 ){ |
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571 return offset; |
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572 } |
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573 while(( str[offset] & 0xC0 ) is 0x80 ){ |
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574 offset--; |
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575 } |
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576 return offset; |
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577 } |
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578 int utf8OffsetIncr( String str, int offset ){ |
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579 int res = offset +1; |
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580 if( str.length <= res || res <= 0 ){ |
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581 return res; |
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582 } |
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583 int tries = 4; |
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584 while(( str[res] & 0xC0 ) is 0x80 ){ |
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585 res++; |
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586 assert( tries-- > 0 ); |
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587 } |
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588 return res; |
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589 } |
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590 int utf8OffsetDecr( String str, int offset ){ |
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591 int res = offset-1; |
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592 if( str.length <= res || res <= 0 ){ |
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593 return res; |
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594 } |
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595 int tries = 4; |
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596 while(( str[res] & 0xC0 ) is 0x80 ){ |
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597 res--; |
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598 assert( tries-- > 0 ); |
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599 } |
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600 Trace.formatln( "utf8OffsetDecr {}->{}", offset, res ); |
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601 Trace.memory( str ); |
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602 return res; |
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603 } |
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604 |
| 219 | 605 bool CharacterIsDefined( dchar ch ){ |
| 606 return (ch in tango.text.UnicodeData.unicodeData) !is null; | |
| 607 } | |
| 238 | 608 dchar CharacterFirstToLower( String str ){ |
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609 int consumed; |
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610 return CharacterFirstToLower( str, consumed ); |
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611 } |
| 238 | 612 dchar CharacterFirstToLower( String str, out int consumed ){ |
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613 dchar[1] buf; |
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614 buf[0] = firstCodePoint( str, consumed ); |
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615 dchar[] r = tango.text.Unicode.toLower( buf ); |
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616 return r[0]; |
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617 } |
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618 |
| 103 | 619 dchar CharacterToLower( dchar c ){ |
| 620 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
| 621 return r[0]; | |
| 622 } | |
| 623 dchar CharacterToUpper( dchar c ){ | |
| 624 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
| 625 return r[0]; | |
| 626 } | |
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627 bool CharacterIsWhitespace( dchar c ){ |
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628 return tango.text.Unicode.isWhitespace( c ); |
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629 } |
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630 bool CharacterIsDigit( dchar c ){ |
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631 return tango.text.Unicode.isDigit( c ); |
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632 } |
| 219 | 633 bool CharacterIsLetter( dchar c ){ |
| 634 return tango.text.Unicode.isLetter( c ); | |
| 635 } | |
| 238 | 636 public String toUpperCase( String str ){ |
| 219 | 637 return tango.text.Unicode.toUpper( str ); |
| 638 } | |
| 26 | 639 |
| 238 | 640 public int indexOf( String str, char searched ){ |
|
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641 int res = tango.text.Util.locate( str, searched ); |
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642 if( res is str.length ) res = -1; |
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643 return res; |
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644 } |
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645 |
| 238 | 646 public int indexOf( String str, char searched, int startpos ){ |
|
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647 int res = tango.text.Util.locate( str, searched, startpos ); |
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648 if( res is str.length ) res = -1; |
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649 return res; |
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650 } |
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651 |
| 238 | 652 public int indexOf(String str, String ch){ |
|
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653 return indexOf( str, ch, 0 ); |
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654 } |
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655 |
| 238 | 656 public int indexOf(String str, String ch, int start){ |
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657 int res = tango.text.Util.locatePattern( str, ch, start ); |
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658 if( res is str.length ) res = -1; |
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659 return res; |
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660 } |
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661 |
| 238 | 662 public int lastIndexOf(String str, char ch){ |
| 190 | 663 return lastIndexOf( str, ch, str.length ); |
| 664 } | |
| 238 | 665 public int lastIndexOf(String str, char ch, int formIndex){ |
| 190 | 666 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
| 667 if( res is str.length ) res = -1; | |
| 668 return res; | |
| 669 } | |
| 238 | 670 public int lastIndexOf(String str, String ch ){ |
| 219 | 671 return lastIndexOf( str, ch, str.length ); |
| 672 } | |
| 238 | 673 public int lastIndexOf(String str, String ch, int start ){ |
| 219 | 674 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
| 675 if( res is str.length ) res = -1; | |
| 676 return res; | |
| 677 } | |
| 190 | 678 |
| 238 | 679 public String replace( String str, char from, char to ){ |
|
200
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680 return tango.text.Util.replace( str.dup, from, to ); |
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681 } |
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682 |
| 238 | 683 public String substring( String str, int start ){ |
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684 return str[ start .. $ ].dup; |
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685 } |
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686 |
| 238 | 687 public String substring( String str, int start, int end ){ |
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688 return str[ start .. end ].dup; |
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|
689 } |
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690 |
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691 public wchar[] substring( wchar[] str, int start ){ |
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692 return str[ start .. $ ].dup; |
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693 } |
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694 |
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695 public wchar[] substring( wchar[] str, int start, int end ){ |
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696 return str[ start .. end ].dup; |
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697 } |
|
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698 |
| 238 | 699 public char charAt( String str, int pos ){ |
|
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700 return str[ pos ]; |
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701 } |
|
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702 |
| 238 | 703 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
|
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704 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
|
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705 } |
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706 |
| 238 | 707 public wchar[] toCharArray( String str ){ |
|
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708 return toString16( str ); |
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709 } |
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710 |
| 238 | 711 public bool endsWith( String src, String pattern ){ |
|
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712 if( src.length < pattern.length ){ |
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713 return false; |
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714 } |
|
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715 return src[ $-pattern.length .. $ ] == pattern; |
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716 } |
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717 |
| 238 | 718 public bool equals( String src, String other ){ |
|
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719 return src == other; |
|
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720 } |
|
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721 |
| 238 | 722 public bool equalsIgnoreCase( String src, String other ){ |
| 190 | 723 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
| 724 } | |
| 725 | |
|
245
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726 public int compareToIgnoreCase( String src, String other ){ |
|
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727 return compareTo( tango.text.Unicode.toFold(src), tango.text.Unicode.toFold(other)); |
|
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728 } |
| 250 | 729 public int compareTo( String src, String other ){ |
|
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730 return typeid(String).compare( cast(void*)&src, cast(void*)&other ); |
| 250 | 731 } |
|
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732 |
| 238 | 733 public bool startsWith( String src, String pattern ){ |
|
200
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734 if( src.length < pattern.length ){ |
|
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735 return false; |
|
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736 } |
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737 return src[ 0 .. pattern.length ] == pattern; |
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738 } |
| 210 | 739 |
| 238 | 740 public String toLowerCase( String src ){ |
|
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741 return tango.text.Unicode.toLower( src ); |
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742 } |
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743 |
| 238 | 744 public hash_t toHash( String src ){ |
| 745 return typeid(String).getHash(&src); | |
| 191 | 746 } |
| 747 | |
| 238 | 748 public String trim( String str ){ |
| 210 | 749 return tango.text.Util.trim( str ).dup; |
| 750 } | |
| 238 | 751 public String intern( String str ){ |
| 219 | 752 return str; |
| 753 } | |
| 210 | 754 |
| 313 | 755 /++ |
| 756 + This is like tango.stdc.stringz.toStringz, but in case of an empty input string, | |
| 757 + this function returns a pointer to a null value instead of a null ptr. | |
| 758 +/ | |
| 238 | 759 public char* toStringzValidPtr( String src ){ |
|
207
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760 if( src ){ |
|
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761 return src.toStringz(); |
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762 } |
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|
763 else{ |
| 238 | 764 static const String nullPtr = "\0"; |
|
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|
765 return nullPtr.ptr; |
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|
766 } |
|
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|
767 } |
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|
768 |
|
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|
769 public alias tango.stdc.stringz.toStringz toStringz; |
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|
770 public alias tango.stdc.stringz.toString16z toString16z; |
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|
771 public alias tango.stdc.stringz.fromStringz fromStringz; |
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|
772 public alias tango.stdc.stringz.fromString16z fromString16z; |
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|
773 |
| 238 | 774 static String toHex(uint value, bool prefix = true, int radix = 8){ |
| 262 | 775 return tango.text.convert.Integer.toString( |
| 776 value, | |
| 777 radix is 10 ? "d" : | |
| 778 radix is 8 ? "o" : | |
| 779 radix is 16 ? "x" : | |
| 780 "d" ); | |
| 781 } | |
|
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|
782 |
| 219 | 783 class RuntimeException : Exception { |
| 238 | 784 this( String e = null){ |
| 219 | 785 super(e); |
| 786 } | |
| 787 this( Exception e ){ | |
| 788 super(e.toString); | |
|
225
5366f8db1eda
RuntimeException with getCause
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|
789 next = e; |
| 219 | 790 } |
|
225
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RuntimeException with getCause
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|
791 public Exception getCause() { |
|
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RuntimeException with getCause
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|
792 return next; |
|
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RuntimeException with getCause
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|
793 } |
|
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RuntimeException with getCause
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|
794 |
| 219 | 795 } |
| 796 class IndexOutOfBoundsException : Exception { | |
| 238 | 797 this( String e = null){ |
| 219 | 798 super(e); |
| 799 } | |
| 800 } | |
| 801 | |
| 802 class UnsupportedOperationException : RuntimeException { | |
| 238 | 803 this( String e = null){ |
| 219 | 804 super(e); |
| 805 } | |
| 806 this( Exception e ){ | |
| 807 super(e.toString); | |
| 808 } | |
| 809 } | |
|
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|
810 class NumberFormatException : IllegalArgumentException { |
| 238 | 811 this( String e ){ |
|
158
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|
812 super(e); |
|
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|
813 } |
|
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|
814 this( Exception e ){ |
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|
815 super(e.toString); |
|
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816 } |
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|
817 } |
| 219 | 818 class NullPointerException : Exception { |
| 238 | 819 this( String e = null ){ |
| 219 | 820 super(e); |
| 821 } | |
| 822 this( Exception e ){ | |
| 823 super(e.toString); | |
| 824 } | |
| 825 } | |
| 826 class IllegalStateException : Exception { | |
| 238 | 827 this( String e = null ){ |
| 219 | 828 super(e); |
| 829 } | |
| 830 this( Exception e ){ | |
| 831 super(e.toString); | |
| 832 } | |
| 833 } | |
| 834 class InterruptedException : Exception { | |
| 238 | 835 this( String e = null ){ |
| 219 | 836 super(e); |
| 837 } | |
| 838 this( Exception e ){ | |
| 839 super(e.toString); | |
| 840 } | |
| 841 } | |
| 842 class InvocationTargetException : Exception { | |
| 843 Exception cause; | |
| 238 | 844 this( Exception e = null, String msg = null ){ |
| 219 | 845 super(msg); |
| 846 cause = e; | |
| 847 } | |
| 848 | |
| 849 alias getCause getTargetException; | |
| 850 Exception getCause(){ | |
| 851 return cause; | |
| 852 } | |
| 853 } | |
| 854 class MissingResourceException : Exception { | |
| 238 | 855 String classname; |
| 856 String key; | |
| 857 this( String msg, String classname, String key ){ | |
| 219 | 858 super(msg); |
| 859 this.classname = classname; | |
| 860 this.key = key; | |
| 861 } | |
| 862 } | |
| 863 class ParseException : Exception { | |
| 238 | 864 this( String e = null ){ |
| 219 | 865 super(e); |
| 866 } | |
| 867 } | |
| 868 | |
| 869 interface Cloneable{ | |
| 870 } | |
| 871 | |
| 872 interface Comparable { | |
| 873 int compareTo(Object o); | |
| 874 } | |
| 875 interface Comparator { | |
| 876 int compare(Object o1, Object o2); | |
| 877 } | |
| 878 interface EventListener{ | |
| 879 } | |
| 880 | |
| 881 class EventObject { | |
| 882 protected Object source; | |
| 883 | |
| 884 public this(Object source) { | |
| 885 if (source is null) | |
| 886 throw new IllegalArgumentException( "null arg" ); | |
| 887 this.source = source; | |
| 888 } | |
| 889 | |
| 890 public Object getSource() { | |
| 891 return source; | |
| 892 } | |
| 893 | |
| 238 | 894 public override String toString() { |
| 219 | 895 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
| 896 } | |
| 897 } | |
|
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898 |
|
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|
899 private struct GCStats { |
|
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900 size_t poolsize; // total size of pool |
|
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901 size_t usedsize; // bytes allocated |
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902 size_t freeblocks; // number of blocks marked FREE |
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903 size_t freelistsize; // total of memory on free lists |
|
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904 size_t pageblocks; // number of blocks marked PAGE |
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905 } |
|
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906 private extern(C) GCStats gc_stats(); |
|
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907 |
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908 size_t RuntimeTotalMemory(){ |
| 228 | 909 GCStats s = gc_stats(); |
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910 return s.poolsize; |
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911 } |
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912 |
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913 String ExceptionGetLocalizedMessage( Exception e ){ |
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914 return e.msg; |
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915 } |
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916 |
| 219 | 917 void ExceptionPrintStackTrace( Exception e ){ |
| 918 ExceptionPrintStackTrace( e, Stderr ); | |
| 919 } | |
| 920 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ | |
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921 Exception exception = e; |
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922 while( exception !is null ){ |
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923 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
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924 if( exception.info !is null ){ |
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925 foreach( msg; exception.info ){ |
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926 print.formatln( "trc {}", msg ); |
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927 } |
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928 } |
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929 exception = exception.next; |
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930 } |
| 219 | 931 } |
| 932 | |
| 933 interface Reader{ | |
| 934 } | |
| 935 interface Writer{ | |
| 936 } | |
| 937 | |
| 938 | |
| 939 class Collator : Comparator { | |
| 940 public static Collator getInstance(){ | |
| 941 implMissing( __FILE__, __LINE__ ); | |
| 942 return null; | |
| 943 } | |
| 944 private this(){ | |
| 945 } | |
| 946 int compare(Object o1, Object o2){ | |
| 947 implMissing( __FILE__, __LINE__ ); | |
| 948 return 0; | |
| 949 } | |
| 950 } | |
| 951 | |
| 952 template arraycast(T) { | |
| 953 T[] arraycast(U) (U[] u) { | |
| 954 static if ( | |
| 955 (is (T == interface ) && is (U == interface )) || | |
| 956 (is (T == class ) && is (U == class ))) { | |
| 957 return(cast(T[])u); | |
| 958 } | |
| 959 else { | |
| 960 int l = u.length; | |
| 961 T[] res; | |
| 962 res.length = l; | |
| 963 for (int i = 0; i < l; i++) { | |
| 964 res[i] = cast(T)u[i]; | |
| 965 } | |
| 966 return(res); | |
| 967 } | |
| 968 } | |
| 969 } | |
| 970 | |
| 238 | 971 String stringcast( Object o ){ |
| 219 | 972 if( auto str = cast(ArrayWrapperString) o ){ |
| 973 return str.array; | |
| 974 } | |
| 975 return null; | |
| 976 } | |
| 238 | 977 String[] stringcast( Object[] objs ){ |
| 978 String[] res = new String[](objs.length); | |
| 219 | 979 foreach( idx, obj; objs ){ |
| 980 res[idx] = stringcast(obj); | |
| 981 } | |
| 982 return res; | |
| 983 } | |
| 238 | 984 ArrayWrapperString stringcast( String str ){ |
| 219 | 985 return new ArrayWrapperString( str ); |
| 986 } | |
| 238 | 987 ArrayWrapperString[] stringcast( String[] strs ){ |
| 219 | 988 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
| 989 foreach( idx, str; strs ){ | |
| 990 res[idx] = stringcast(str); | |
| 991 } | |
| 992 return res; | |
| 993 } | |
| 994 | |
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995 String[] stringArrayFromObject( Object obj ){ |
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996 if( auto wrapper = cast(ArrayWrapperString2)obj ){ |
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997 return wrapper.array; |
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998 } |
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999 if( auto wrapper = cast(ArrayWrapperObject)obj ){ |
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1000 String[] res = new String[ wrapper.array.length ]; |
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1001 foreach( idx, o; wrapper.array ){ |
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1002 if( auto swrapper = cast(ArrayWrapperString) o ){ |
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1003 res[idx] = swrapper.array; |
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1004 } |
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1005 } |
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1006 return res; |
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1007 } |
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1008 assert( obj is null ); // if not null, it was the wrong type |
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1009 return null; |
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1010 } |
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1011 |
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1012 T[] arrayFromObject(T)( Object obj ){ |
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1013 if( auto wrapper = cast(ArrayWrapperObject)obj ){ |
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1014 T[] res = new T[ wrapper.array.length ]; |
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1015 foreach( idx, o; wrapper.array ){ |
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1016 res[idx] = cast(T)o; |
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1017 } |
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1018 return res; |
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1019 } |
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1020 assert( obj is null ); // if not null, it was the wrong type |
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1021 return null; |
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1022 } |
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1023 |
| 219 | 1024 |
| 223 | 1025 bool ArrayEquals(T)( T[] a, T[] b ){ |
| 1026 if( a.length !is b.length ){ | |
| 1027 return false; | |
| 1028 } | |
| 1029 for( int i = 0; i < a.length; i++ ){ | |
| 1030 static if( is( T==class) || is(T==interface)){ | |
| 1031 if( a[i] !is null && b[i] !is null ){ | |
| 1032 if( a[i] != b[i] ){ | |
| 1033 return false; | |
| 1034 } | |
| 1035 } | |
| 1036 else if( a[i] is null && b[i] is null ){ | |
| 1037 } | |
| 1038 else{ | |
| 1039 return false; | |
| 1040 } | |
| 1041 } | |
| 1042 else{ | |
| 1043 if( a[i] != b[i] ){ | |
| 1044 return false; | |
| 1045 } | |
| 1046 } | |
| 1047 } | |
| 226 | 1048 return true; |
| 223 | 1049 } |
| 1050 | |
| 219 | 1051 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
| 1052 int idx; | |
| 1053 foreach( e; s ){ | |
| 1054 if( e == src ){ | |
| 1055 return idx; | |
| 1056 } | |
| 1057 idx++; | |
| 1058 } | |
| 1059 return -1; | |
| 1060 } | |
| 1061 int arrayIndexOf(T)( T[] arr, T v ){ | |
| 1062 int res = -1; | |
| 1063 int idx = 0; | |
| 1064 foreach( p; arr ){ | |
| 1065 if( p == v){ | |
| 1066 res = idx; | |
| 1067 break; | |
| 1068 } | |
| 1069 idx++; | |
| 1070 } | |
| 1071 return res; | |
| 1072 } | |
| 1073 | |
| 1074 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ | |
| 1075 int res = -1; | |
| 1076 int idx = 0; | |
| 1077 foreach( p; seq ){ | |
| 1078 if( p == v){ | |
| 1079 res = idx; | |
| 1080 break; | |
| 1081 } | |
| 1082 idx++; | |
| 1083 } | |
| 1084 return res; | |
| 1085 } | |
| 1086 | |
| 238 | 1087 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
| 229 | 1088 auto e = new Exception( null ); |
| 1089 int idx = 0; | |
| 1090 const start = 3; | |
| 1091 foreach( msg; e.info ){ | |
| 1092 if( idx >= start && idx < start+deepth ) { | |
| 1093 Trace.formatln( "{}: {}", prefix, msg ); | |
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1094 } |
| 229 | 1095 idx++; |
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1096 } |
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1097 } |
| 219 | 1098 |
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1099 struct ImportData{ |
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1100 void[] data; |
| 238 | 1101 String name; |
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1102 |
| 238 | 1103 public static ImportData opCall( void[] data, String name ){ |
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1104 ImportData res; |
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1105 res.data = data; |
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1106 res.name = name; |
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1107 return res; |
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1108 } |
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1109 } |
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1110 |
| 238 | 1111 template getImportData(String name ){ |
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1112 const ImportData getImportData = ImportData( import(name), name ); |
| 238 | 1113 } |
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1114 |