Mercurial > projects > dwt-win
annotate dwt/dwthelper/utils.d @ 323:7066c4836d65
Fix unicode handling
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 30 Nov 2008 09:25:27 +0100 |
parents | 10de361de572 |
children | ba58cbca64a1 |
rev | line source |
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1 /** |
0 | 2 * Authors: Frank Benoit <keinfarbton@googlemail.com> |
3 */ | |
4 module dwt.dwthelper.utils; | |
5 | |
6 public import dwt.dwthelper.System; | |
305 | 7 public import dwt.dwthelper.Runnable; |
15 | 8 public import Math = tango.math.Math; |
0 | 9 |
98 | 10 public import tango.core.Exception : IllegalArgumentException, IOException; |
97 | 11 |
0 | 12 import tango.io.Stdout; |
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13 import tango.io.Print; |
248 | 14 static import tango.stdc.stringz; |
194 | 15 static import tango.text.Util; |
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16 static import tango.text.Text; |
305 | 17 static import tango.text.Ascii; |
0 | 18 import tango.text.Unicode; |
15 | 19 import tango.text.convert.Utf; |
177 | 20 import tango.core.Exception; |
0 | 21 import tango.stdc.stdlib : exit; |
22 | |
177 | 23 import tango.util.log.Trace; |
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24 import tango.text.UnicodeData; |
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25 |
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26 alias char[] String; |
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27 alias tango.text.Text.Text!(char) StringBuffer; |
177 | 28 |
305 | 29 alias ArrayBoundsException ArrayIndexOutOfBoundsException; |
30 | |
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31 void implMissing( String file, uint line ){ |
0 | 32 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
33 Stderr.formatln( "exiting ..." ); | |
34 exit(1); | |
35 } | |
36 | |
37 abstract class ArrayWrapper{ | |
38 } | |
33 | 39 abstract class ValueWrapper{ |
40 } | |
0 | 41 |
42 class ArrayWrapperT(T) : ArrayWrapper { | |
43 public T[] array; | |
44 public this( T[] data ){ | |
45 array = data; | |
46 } | |
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47 public override int opEquals( Object o ){ |
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48 if( auto other = cast(ArrayWrapperT!(T))o){ |
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49 return array == other.array; |
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50 } |
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51 return false; |
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52 } |
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53 public override hash_t toHash(){ |
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54 return (typeid(T[])).getHash(&array); |
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55 } |
0 | 56 } |
57 | |
33 | 58 class ValueWrapperT(T) : ValueWrapper { |
59 public T value; | |
60 public this( T data ){ | |
61 value = data; | |
62 } | |
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63 static if( is(T==class) || is(T==interface)){ |
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64 public int opEquals( Object other ){ |
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65 if( auto o = cast(ValueWrapperT!(T))other ){ |
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66 return value == o.value; |
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67 } |
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68 if( auto o = cast(T)other ){ |
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69 if( value is o ){ |
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70 return true; |
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71 } |
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72 if( value is null || o is null ){ |
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73 return false; |
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74 } |
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75 return value == o; |
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76 } |
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77 return false; |
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78 } |
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79 } |
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80 else{ |
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81 public int opEquals( Object other ){ |
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82 if( auto o = cast(ValueWrapperT!(T))other ){ |
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83 return value == o.value; |
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84 } |
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85 return false; |
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86 } |
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87 public int opEquals( T other ){ |
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88 return value == other; |
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89 } |
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90 } |
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91 public override hash_t toHash(){ |
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92 return (typeid(T)).getHash(&value); |
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93 } |
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94 } |
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95 |
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96 class Boolean : ValueWrapperT!(bool) { |
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97 public static Boolean TRUE; |
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98 public static Boolean FALSE; |
200 | 99 |
100 static this(){ | |
101 TRUE = new Boolean(true); | |
102 FALSE = new Boolean(false); | |
103 } | |
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104 public this( bool v ){ |
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105 super(v); |
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106 } |
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107 |
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108 alias ValueWrapperT!(bool).opEquals opEquals; |
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109 public int opEquals( int other ){ |
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110 return value == ( other !is 0 ); |
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111 } |
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112 public int opEquals( Object other ){ |
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113 if( auto o = cast(Boolean)other ){ |
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114 return value == o.value; |
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115 } |
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116 return false; |
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117 } |
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118 public bool booleanValue(){ |
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119 return value; |
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120 } |
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121 public static Boolean valueOf( String s ){ |
201 | 122 if( s == "yes" || s == "true" ){ |
123 return TRUE; | |
124 } | |
125 return FALSE; | |
126 } | |
127 public static Boolean valueOf( bool b ){ | |
128 return b ? TRUE : FALSE; | |
129 } | |
305 | 130 public static bool getBoolean(String name){ |
131 return tango.text.Ascii.icompare(System.getProperty(name, "false"), "true" ) is 0; | |
132 } | |
33 | 133 } |
134 | |
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135 alias Boolean ValueWrapperBool; |
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136 |
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137 |
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138 class Byte : ValueWrapperT!(byte) { |
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139 public static byte parseByte( String s ){ |
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140 try{ |
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141 int res = tango.text.convert.Integer.parse( s ); |
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142 if( res < byte.min || res > byte.max ){ |
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143 throw new NumberFormatException( "out of range" ); |
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144 } |
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145 return res; |
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146 } |
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147 catch( IllegalArgumentException e ){ |
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148 throw new NumberFormatException( e ); |
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149 } |
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150 } |
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151 this( byte value ){ |
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152 super( value ); |
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153 } |
305 | 154 |
155 public static String toString( byte i ){ | |
156 return tango.text.convert.Integer.toString(i); | |
157 } | |
158 | |
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159 } |
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160 alias Byte ValueWrapperByte; |
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161 |
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162 |
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163 class Integer : ValueWrapperT!(int) { |
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164 |
229 | 165 public static const int MIN_VALUE = 0x80000000; |
166 public static const int MAX_VALUE = 0x7fffffff; | |
167 public static const int SIZE = 32; | |
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168 |
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169 public this ( int value ){ |
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170 super( value ); |
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171 } |
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172 |
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173 public this ( String s ){ |
200 | 174 super(parseInt(s)); |
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175 } |
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176 |
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177 public static String toString( int i, int radix ){ |
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178 switch( radix ){ |
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179 case 2: |
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180 return toBinaryString(i); |
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181 case 8: |
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182 return toOctalString(i); |
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183 case 10: |
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184 return toString(i); |
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185 case 16: |
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186 return toHexString(i); |
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187 default: |
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188 implMissing( __FILE__, __LINE__ ); |
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189 return null; |
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190 } |
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191 } |
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192 |
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193 public static String toHexString( int i ){ |
248 | 194 return tango.text.convert.Integer.toString(i, "x" ); |
197
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195 } |
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196 |
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197 public static String toOctalString( int i ){ |
248 | 198 return tango.text.convert.Integer.toString(i, "o" ); |
197
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199 } |
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200 |
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201 public static String toBinaryString( int i ){ |
248 | 202 return tango.text.convert.Integer.toString(i, "b" ); |
197
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203 } |
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204 |
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205 public static String toString( int i ){ |
197
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206 return tango.text.convert.Integer.toString(i); |
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207 } |
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208 |
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209 public static int parseInt( String s, int radix ){ |
197
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210 try{ |
292 | 211 return tango.text.convert.Integer.toLong( s, radix ); |
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212 } |
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213 catch( IllegalArgumentException e ){ |
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214 throw new NumberFormatException( e ); |
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215 } |
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216 } |
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217 |
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218 public static int parseInt( String s ){ |
197
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219 try{ |
292 | 220 return tango.text.convert.Integer.toLong( s ); |
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221 } |
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222 catch( IllegalArgumentException e ){ |
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223 throw new NumberFormatException( e ); |
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224 } |
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225 } |
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226 |
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227 public static Integer valueOf( String s, int radix ){ |
197
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228 implMissing( __FILE__, __LINE__ ); |
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229 return null; |
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230 } |
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231 |
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232 public static Integer valueOf( String s ){ |
200 | 233 return valueOf( parseInt(s)); |
197
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234 } |
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235 |
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236 public static Integer valueOf( int i ){ |
200 | 237 return new Integer(i); |
197
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238 } |
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239 |
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240 public byte byteValue(){ |
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241 return cast(byte)value; |
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242 } |
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243 |
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244 public short shortValue(){ |
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245 return cast(short)value; |
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246 } |
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247 |
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248 public int intValue(){ |
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249 return value; |
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250 } |
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251 |
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252 public long longValue(){ |
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253 return cast(long)value; |
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254 } |
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255 |
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256 public float floatValue(){ |
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257 return cast(float)value; |
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258 } |
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259 |
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260 public double doubleValue(){ |
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261 return cast(double)value; |
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262 } |
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263 |
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264 public override hash_t toHash(){ |
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265 return intValue(); |
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266 } |
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267 |
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268 public override String toString(){ |
197
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269 return tango.text.convert.Integer.toString( value ); |
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270 } |
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271 } |
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272 alias Integer ValueWrapperInt; |
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273 |
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274 class Double : ValueWrapperT!(double) { |
273
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275 public static double MAX_VALUE = double.max; |
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276 public static double MIN_VALUE = double.min; |
197
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277 this( double value ){ |
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278 super(value); |
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279 } |
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280 this( String str ){ |
197
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281 implMissing( __FILE__, __LINE__ ); |
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282 super(0.0); |
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283 } |
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284 public double doubleValue(){ |
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285 return value; |
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286 } |
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287 public static String toString( double value ){ |
197
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288 implMissing( __FILE__, __LINE__ ); |
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289 return null; |
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290 } |
305 | 291 public static double parseDouble(String s){ |
292 implMissing( __FILE__, __LINE__ ); | |
293 return 0.0; | |
294 } | |
197
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295 } |
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296 |
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297 class Float : ValueWrapperT!(float) { |
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298 |
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299 public static float POSITIVE_INFINITY = (1.0f / 0.0f); |
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300 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); |
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301 public static float NaN = (0.0f / 0.0f); |
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302 public static float MAX_VALUE = 3.4028235e+38f; |
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303 public static float MIN_VALUE = 1.4e-45f; |
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304 public static int SIZE = 32; |
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305 |
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306 this( float value ){ |
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307 super(value); |
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308 } |
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309 this( String str ){ |
197
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310 implMissing( __FILE__, __LINE__ ); |
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311 super(0.0); |
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312 } |
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313 public float floatValue(){ |
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314 return value; |
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315 } |
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316 public static String toString( float value ){ |
197
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317 implMissing( __FILE__, __LINE__ ); |
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318 return null; |
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319 } |
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320 public static float parseFloat( String s ){ |
197
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321 try{ |
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322 return tango.text.convert.Float.toFloat( s ); |
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323 } |
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324 catch( IllegalArgumentException e ){ |
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325 throw new NumberFormatException( e ); |
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326 } |
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327 } |
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328 |
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329 } |
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330 class Long : ValueWrapperT!(long) { |
283 | 331 public static const long MIN_VALUE = long.min; |
332 public static const long MAX_VALUE = long.max; | |
197
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333 this( long value ){ |
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334 super(value); |
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335 } |
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336 this( String str ){ |
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337 implMissing( __FILE__, __LINE__ ); |
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338 super(0); |
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339 } |
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340 public long longValue(){ |
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341 return value; |
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342 } |
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343 public static long parseLong(String s){ |
197
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344 implMissing( __FILE__, __LINE__ ); |
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345 return 0; |
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346 } |
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347 public static String toString( double value ){ |
197
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348 implMissing( __FILE__, __LINE__ ); |
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349 return null; |
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350 } |
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351 } |
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352 alias Long ValueWrapperLong; |
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353 |
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354 |
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355 // alias ValueWrapperT!(int) ValueWrapperInt; |
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356 |
0 | 357 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
358 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
359 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
360 alias ArrayWrapperT!(char) ArrayWrapperString; | |
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361 alias ArrayWrapperT!(String) ArrayWrapperString2; |
0 | 362 |
197
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363 Object[] StringArrayToObjectArray( String[] strs ){ |
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364 Object[] res = new Object[strs.length]; |
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365 foreach( idx, str; strs ){ |
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366 res[idx] = new ArrayWrapperString(str); |
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367 } |
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368 return res; |
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369 } |
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370 int codepointIndexToIndex( String str, int cpIndex ){ |
177 | 371 int cps = cpIndex; |
372 int res = 0; | |
373 while( cps > 0 ){ | |
374 cps--; | |
375 if( str[res] < 0x80 ){ | |
376 res+=1; | |
377 } | |
378 else if( str[res] < 0xE0 ){ | |
379 res+=2; | |
380 } | |
381 else if( str[res] & 0xF0 ){ | |
382 res+=3; | |
383 } | |
384 else{ | |
385 res+=4; | |
386 } | |
387 } | |
388 return res; | |
389 } | |
292 | 390 |
391 /++ | |
392 + | |
393 +/ | |
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394 int indexToCodepointIndex( String str, int index ){ |
277 | 395 if( index < 0 ) return index; |
177 | 396 int i = 0; |
397 int res = 0; | |
398 while( i < index ){ | |
277 | 399 if( i >= str.length ){ |
400 break; | |
401 } | |
177 | 402 if( str[i] < 0x80 ){ |
403 i+=1; | |
404 } | |
405 else if( str[i] < 0xE0 ){ | |
406 i+=2; | |
407 } | |
408 else if( str[i] & 0xF0 ){ | |
409 i+=3; | |
410 } | |
411 else{ | |
412 i+=4; | |
413 } | |
414 res++; | |
415 } | |
416 return res; | |
417 } | |
418 | |
292 | 419 /++ |
420 + Get that String, that contains the next codepoint of a String. | |
421 +/ | |
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422 String firstCodePointStr( String str, out int consumed ){ |
177 | 423 dchar[1] buf; |
424 uint ate; | |
425 dchar[] res = str.toString32( buf, &ate ); | |
426 consumed = ate; | |
427 return str[ 0 .. ate ]; | |
428 } | |
429 | |
292 | 430 /++ |
431 + Get first codepoint of a String. If an offset is needed, simply use a slice: | |
432 + --- | |
433 + dchar res = str[ offset .. $ ].firstCodePoint(); | |
434 + --- | |
435 +/ | |
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436 dchar firstCodePoint( String str ){ |
177 | 437 int dummy; |
438 return firstCodePoint( str, dummy ); | |
439 } | |
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440 dchar firstCodePoint( String str, out int consumed ){ |
177 | 441 dchar[1] buf; |
442 uint ate; | |
443 dchar[] res = str.toString32( buf, &ate ); | |
444 consumed = ate; | |
445 if( ate is 0 || res.length is 0 ){ | |
446 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
0 | 447 } |
177 | 448 assert( ate > 0 ); |
449 assert( res.length is 1 ); | |
450 return res[0]; | |
0 | 451 } |
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452 dchar firstCodePoint( wchar[] str, out int consumed ){ |
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453 dchar[1] buf; |
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454 uint ate; |
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455 dchar[] res = str.toString32( buf, &ate ); |
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456 consumed = ate; |
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457 if( ate is 0 || res.length is 0 ){ |
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458 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
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459 } |
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460 assert( ate > 0 ); |
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461 assert( res.length is 1 ); |
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462 return res[0]; |
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463 } |
177 | 464 |
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465 String dcharToString( dchar key ){ |
177 | 466 dchar[1] buf; |
467 buf[0] = key; | |
468 return tango.text.convert.Utf.toString( buf ); | |
469 } | |
470 | |
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471 int codepointCount( String str ){ |
177 | 472 scope dchar[] buf = new dchar[]( str.length ); |
473 uint ate; | |
474 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); | |
475 assert( ate is str.length ); | |
476 return res.length; | |
477 } | |
478 | |
479 alias tango.text.convert.Utf.toString16 toString16; | |
480 alias tango.text.convert.Utf.toString toString; | |
481 | |
323 | 482 int toAbsoluteCodePointStartOffset( String str, int index ){ |
483 //Trace.formatln( "str={}, str.length={}, index={}", str, str.length, index ); | |
484 //Trace.memory( str ); | |
485 if( ( str[index] & 0x80 ) is 0x00 ) | |
486 { | |
487 return index; | |
488 } | |
489 else{ | |
490 while(( str[index] & 0xC0 ) is 0x80 ){ | |
491 index--; | |
492 } | |
493 return index; | |
494 } | |
495 } | |
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496 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
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497 return getAbsoluteCodePointOffset( str, startIndex, searchRelCp ) - startIndex; |
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498 } |
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499 int getAbsoluteCodePointOffset( String str, int startIndex, int searchRelCp ){ |
323 | 500 |
501 //Trace.formatln( "str={}, str.length={}, startIndex={}, searchRelCp={}", str, str.length, startIndex, searchRelCp ); | |
502 //Trace.memory( str ); | |
503 | |
177 | 504 int ignore; |
505 int i = startIndex; | |
506 if( searchRelCp > 0 ){ | |
507 while( searchRelCp !is 0 ){ | |
508 | |
323 | 509 //Trace.formatln( "( i+2 < str.length ) = {}", ( i+2 < str.length )); |
510 //Trace.formatln( "( str[i+2] & 0xC0 ) is 0x80 ) = {}", (( str[i+2] & 0xC0 ) is 0x80 )); | |
511 //Trace.formatln( "( str[i+1] & 0xC0 ) is 0x80 ) = {}", (( str[i+1] & 0xC0 ) is 0x80 )); | |
512 //Trace.formatln( "( str[i ] & 0xF0 ) is 0xE0 ) = {}", (( str[i ] & 0xF0 ) is 0xE0 )); | |
513 | |
177 | 514 if( ( i < str.length ) |
323 | 515 && (( str[i] & 0x80 ) is 0x00 )) |
177 | 516 { |
517 i+=1; | |
518 } | |
519 else if( ( i+1 < str.length ) | |
520 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
521 && (( str[i ] & 0xE0 ) is 0xC0 )) | |
522 { | |
523 i+=2; | |
524 } | |
525 else if( ( i+2 < str.length ) | |
526 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
527 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
528 && (( str[i ] & 0xF0 ) is 0xE0 )) | |
529 { | |
530 i+=3; | |
531 } | |
532 else if(( i+3 < str.length ) | |
533 && (( str[i+3] & 0xC0 ) is 0x80 ) | |
534 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
535 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
536 && (( str[i ] & 0xF8 ) is 0xF0 )) | |
537 { | |
538 i+=4; | |
539 } | |
540 else{ | |
323 | 541 Trace.formatln( "getAbsoluteCodePointOffset invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
177 | 542 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
543 } | |
544 searchRelCp--; | |
323 | 545 //Trace.formatln(" . "); |
177 | 546 } |
547 } | |
548 else if( searchRelCp < 0 ){ | |
549 while( searchRelCp !is 0 ){ | |
550 do{ | |
551 i--; | |
552 if( i < 0 ){ | |
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553 return startIndex-1; |
277 | 554 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
555 //tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
177 | 556 } |
557 } while(( str[i] & 0xC0 ) is 0x80 ); | |
558 searchRelCp++; | |
559 } | |
560 } | |
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561 return i; |
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562 } |
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563 int getAbsoluteCodePointOffset( wchar[] str, int startIndex, int searchRelCp ){ |
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564 int ignore; |
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565 int i = startIndex; |
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566 if( searchRelCp > 0 ){ |
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567 while( searchRelCp !is 0 ){ |
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568 |
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569 if( ( i < str.length ) |
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570 && ( str[i] & 0xD800 ) !is 0xD800 ) |
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571 { |
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572 i+=1; |
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573 } |
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574 else if( ( i+1 < str.length ) |
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575 && (( str[i+1] & 0xDC00 ) is 0xDC00 ) |
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576 && (( str[i ] & 0xDC00 ) is 0xD800 )) |
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577 { |
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578 i+=2; |
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579 } |
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580 else{ |
323 | 581 Trace.formatln( "invalid utf16 characters: {:X2}", cast(ubyte[]) str ); |
582 tango.text.convert.Utf.onUnicodeError( "invalid utf16 input", i ); | |
287
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583 } |
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584 searchRelCp--; |
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585 } |
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586 } |
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587 else if( searchRelCp < 0 ){ |
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588 while( searchRelCp !is 0 ){ |
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589 do{ |
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590 i--; |
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591 if( i < 0 ){ |
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592 return startIndex-1; |
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593 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
323 | 594 //tango.text.convert.Utf.onUnicodeError( "invalid utf16 input", i ); |
287
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595 } |
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596 } while(( str[i] & 0xDC00 ) is 0xDC00 ); |
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597 searchRelCp++; |
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598 } |
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599 } |
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600 return i; |
177 | 601 } |
305 | 602 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp ){ |
603 int dummy; | |
604 return getRelativeCodePoint( str, startIndex, dummy ); | |
605 } | |
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606 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
177 | 607 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
608 int ignore; | |
609 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); | |
610 } | |
611 | |
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612 int utf8AdjustOffset( String str, int offset ){ |
177 | 613 if( str.length <= offset || offset <= 0 ){ |
614 return offset; | |
615 } | |
616 while(( str[offset] & 0xC0 ) is 0x80 ){ | |
617 offset--; | |
618 } | |
619 return offset; | |
620 } | |
277 | 621 int utf8OffsetIncr( String str, int offset ){ |
622 int res = offset +1; | |
623 if( str.length <= res || res <= 0 ){ | |
624 return res; | |
625 } | |
626 int tries = 4; | |
627 while(( str[res] & 0xC0 ) is 0x80 ){ | |
628 res++; | |
629 assert( tries-- > 0 ); | |
630 } | |
631 return res; | |
632 } | |
633 int utf8OffsetDecr( String str, int offset ){ | |
634 int res = offset-1; | |
635 if( str.length <= res || res <= 0 ){ | |
636 return res; | |
637 } | |
638 int tries = 4; | |
639 while(( str[res] & 0xC0 ) is 0x80 ){ | |
640 res--; | |
641 assert( tries-- > 0 ); | |
642 } | |
643 Trace.formatln( "utf8OffsetDecr {}->{}", offset, res ); | |
644 Trace.memory( str ); | |
645 return res; | |
646 } | |
177 | 647 |
305 | 648 class Character { |
649 public static bool isUpperCase( dchar c ){ | |
650 implMissing( __FILE__, __LINE__); | |
651 return false; | |
652 } | |
653 public static dchar toUpperCase( dchar c ){ | |
654 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
655 return r[0]; | |
656 } | |
657 public static dchar toLowerCase( dchar c ){ | |
658 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
659 return r[0]; | |
660 } | |
661 public static bool isWhitespace( dchar c ){ | |
662 return tango.text.Unicode.isWhitespace( c ); | |
663 } | |
664 public static bool isDigit( dchar c ){ | |
665 return tango.text.Unicode.isDigit( c ); | |
666 } | |
667 public static bool isLetterOrDigit( dchar c ){ | |
668 return isDigit(c) || isLetter(c); | |
669 } | |
670 public static bool isUnicodeIdentifierPart(char ch){ | |
671 implMissing( __FILE__, __LINE__); | |
672 return false; | |
673 } | |
674 public static bool isUnicodeIdentifierStart(char ch){ | |
675 implMissing( __FILE__, __LINE__); | |
676 return false; | |
677 } | |
678 public static bool isIdentifierIgnorable(char ch){ | |
679 implMissing( __FILE__, __LINE__); | |
680 return false; | |
681 } | |
682 public static bool isJavaIdentifierPart(char ch){ | |
683 implMissing( __FILE__, __LINE__); | |
684 return false; | |
685 } | |
686 | |
687 this( char c ){ | |
688 // must be correct for container storage | |
689 implMissing( __FILE__, __LINE__); | |
690 } | |
691 } | |
692 | |
693 String new_String( String cont, int offset, int len ){ | |
694 return cont[ offset .. offset+len ].dup; | |
695 } | |
696 String new_String( String cont ){ | |
697 return cont.dup; | |
698 } | |
699 String String_valueOf( bool v ){ | |
700 return v ? "true" : "false"; | |
701 } | |
702 String String_valueOf( int v ){ | |
703 return tango.text.convert.Integer.toString(v); | |
704 } | |
705 String String_valueOf( long v ){ | |
706 return tango.text.convert.Integer.toString(v); | |
707 } | |
708 String String_valueOf( float v ){ | |
709 return tango.text.convert.Float.toString(v); | |
710 } | |
711 String String_valueOf( double v ){ | |
712 return tango.text.convert.Float.toString(v); | |
713 } | |
714 String String_valueOf( dchar v ){ | |
715 return dcharToString(v); | |
716 } | |
717 String String_valueOf( char[] v ){ | |
718 return v.dup; | |
719 } | |
720 String String_valueOf( char[] v, int offset, int len ){ | |
721 return v[ offset .. offset+len ].dup; | |
722 } | |
723 String String_valueOf( Object v ){ | |
724 return v is null ? "null" : v.toString(); | |
725 } | |
197
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726 bool CharacterIsDefined( dchar ch ){ |
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727 return (ch in tango.text.UnicodeData.unicodeData) !is null; |
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728 } |
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729 dchar CharacterFirstToLower( String str ){ |
177 | 730 int consumed; |
731 return CharacterFirstToLower( str, consumed ); | |
732 } | |
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733 dchar CharacterFirstToLower( String str, out int consumed ){ |
177 | 734 dchar[1] buf; |
735 buf[0] = firstCodePoint( str, consumed ); | |
736 dchar[] r = tango.text.Unicode.toLower( buf ); | |
737 return r[0]; | |
738 } | |
305 | 739 int length( String str ){ |
740 return str.length; | |
741 } | |
0 | 742 dchar CharacterToLower( dchar c ){ |
743 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
744 return r[0]; | |
745 } | |
746 dchar CharacterToUpper( dchar c ){ | |
747 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
748 return r[0]; | |
749 } | |
52 | 750 bool CharacterIsWhitespace( dchar c ){ |
751 return tango.text.Unicode.isWhitespace( c ); | |
752 } | |
65 | 753 bool CharacterIsDigit( dchar c ){ |
754 return tango.text.Unicode.isDigit( c ); | |
755 } | |
197
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756 bool CharacterIsLetter( dchar c ){ |
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757 return tango.text.Unicode.isLetter( c ); |
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758 } |
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759 public String toUpperCase( String str ){ |
197
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760 return tango.text.Unicode.toUpper( str ); |
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761 } |
0 | 762 |
305 | 763 public String replaceFirst( String str, String regex, String replacement ){ |
764 implMissing(__FILE__,__LINE__); | |
765 return str; | |
766 } | |
767 | |
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768 public int indexOf( String str, char searched ){ |
15 | 769 int res = tango.text.Util.locate( str, searched ); |
770 if( res is str.length ) res = -1; | |
771 return res; | |
772 } | |
773 | |
212
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774 public int indexOf( String str, char searched, int startpos ){ |
15 | 775 int res = tango.text.Util.locate( str, searched, startpos ); |
776 if( res is str.length ) res = -1; | |
777 return res; | |
778 } | |
779 | |
212
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780 public int indexOf(String str, String ch){ |
65 | 781 return indexOf( str, ch, 0 ); |
782 } | |
783 | |
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784 public int indexOf(String str, String ch, int start){ |
15 | 785 int res = tango.text.Util.locatePattern( str, ch, start ); |
786 if( res is str.length ) res = -1; | |
787 return res; | |
788 } | |
789 | |
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790 public int lastIndexOf(String str, char ch){ |
177 | 791 return lastIndexOf( str, ch, str.length ); |
792 } | |
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793 public int lastIndexOf(String str, char ch, int formIndex){ |
177 | 794 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
795 if( res is str.length ) res = -1; | |
796 return res; | |
797 } | |
212
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798 public int lastIndexOf(String str, String ch ){ |
197
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799 return lastIndexOf( str, ch, str.length ); |
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800 } |
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801 public int lastIndexOf(String str, String ch, int start ){ |
197
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802 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
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803 if( res is str.length ) res = -1; |
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804 return res; |
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805 } |
177 | 806 |
305 | 807 public String replaceAll( String str, String regex, String replacement ){ |
808 implMissing(__FILE__,__LINE__); | |
809 return null; | |
810 } | |
212
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811 public String replace( String str, char from, char to ){ |
84
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812 return tango.text.Util.replace( str.dup, from, to ); |
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813 } |
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814 |
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815 public String substring( String str, int start ){ |
15 | 816 return str[ start .. $ ].dup; |
817 } | |
818 | |
212
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819 public String substring( String str, int start, int end ){ |
15 | 820 return str[ start .. end ].dup; |
821 } | |
822 | |
823 public wchar[] substring( wchar[] str, int start ){ | |
824 return str[ start .. $ ].dup; | |
825 } | |
826 | |
827 public wchar[] substring( wchar[] str, int start, int end ){ | |
828 return str[ start .. end ].dup; | |
829 } | |
830 | |
212
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831 public char charAt( String str, int pos ){ |
15 | 832 return str[ pos ]; |
833 } | |
834 | |
212
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835 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
23 | 836 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
22
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837 } |
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838 |
307 | 839 public wchar[] toWCharArray( String str ){ |
306 | 840 return toString16(str); |
841 } | |
842 | |
305 | 843 public char[] toCharArray( String str ){ |
844 return str; | |
28 | 845 } |
846 | |
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847 public bool endsWith( String src, String pattern ){ |
22
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848 if( src.length < pattern.length ){ |
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849 return false; |
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850 } |
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851 return src[ $-pattern.length .. $ ] == pattern; |
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852 } |
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853 |
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854 public bool equals( String src, String other ){ |
177 | 855 return src == other; |
856 } | |
857 | |
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858 public bool equalsIgnoreCase( String src, String other ){ |
177 | 859 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
860 } | |
861 | |
224
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862 public int compareToIgnoreCase( String src, String other ){ |
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863 return compareTo( tango.text.Unicode.toFold(src), tango.text.Unicode.toFold(other)); |
224
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864 } |
229 | 865 public int compareTo( String src, String other ){ |
235
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866 return typeid(String).compare( cast(void*)&src, cast(void*)&other ); |
229 | 867 } |
224
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868 |
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869 public bool startsWith( String src, String pattern ){ |
98 | 870 if( src.length < pattern.length ){ |
871 return false; | |
872 } | |
873 return src[ 0 .. pattern.length ] == pattern; | |
874 } | |
197
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875 |
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876 public String toLowerCase( String src ){ |
22
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877 return tango.text.Unicode.toLower( src ); |
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878 } |
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879 |
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880 public hash_t toHash( String src ){ |
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881 return typeid(String).getHash(&src); |
177 | 882 } |
883 | |
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884 public String trim( String str ){ |
190 | 885 return tango.text.Util.trim( str ).dup; |
886 } | |
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887 public String intern( String str ){ |
197
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888 return str; |
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889 } |
190 | 890 |
305 | 891 /++ |
892 + This is like tango.stdc.stringz.toStringz, but in case of an empty input string, | |
893 + this function returns a pointer to a null value instead of a null ptr. | |
894 +/ | |
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895 public char* toStringzValidPtr( String src ){ |
187
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896 if( src ){ |
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897 return src.toStringz(); |
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898 } |
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899 else{ |
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900 static const String nullPtr = "\0"; |
187
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901 return nullPtr.ptr; |
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902 } |
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903 } |
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904 |
248 | 905 public alias tango.stdc.stringz.toStringz toStringz; |
906 public alias tango.stdc.stringz.toString16z toString16z; | |
907 public alias tango.stdc.stringz.fromStringz fromStringz; | |
908 public alias tango.stdc.stringz.fromString16z fromString16z; | |
909 | |
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910 static String toHex(uint value, bool prefix = true, int radix = 8){ |
248 | 911 return tango.text.convert.Integer.toString( |
912 value, | |
913 radix is 10 ? "d" : | |
914 radix is 8 ? "o" : | |
915 radix is 16 ? "x" : | |
916 "d" ); | |
917 } | |
15 | 918 |
197
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919 class RuntimeException : Exception { |
212
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920 this( String e = null){ |
197
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921 super(e); |
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922 } |
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923 this( Exception e ){ |
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924 super(e.toString); |
199
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925 next = e; |
197
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926 } |
199
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927 public Exception getCause() { |
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928 return next; |
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929 } |
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930 |
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931 } |
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932 class IndexOutOfBoundsException : Exception { |
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933 this( String e = null){ |
197
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934 super(e); |
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935 } |
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936 } |
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937 |
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938 class UnsupportedOperationException : RuntimeException { |
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939 this( String e = null){ |
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940 super(e); |
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941 } |
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942 this( Exception e ){ |
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943 super(e.toString); |
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944 } |
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945 } |
15 | 946 class NumberFormatException : IllegalArgumentException { |
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947 this( String e ){ |
15 | 948 super(e); |
949 } | |
57
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950 this( Exception e ){ |
15 | 951 super(e.toString); |
952 } | |
953 } | |
197
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954 class NullPointerException : Exception { |
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955 this( String e = null ){ |
197
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956 super(e); |
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957 } |
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958 this( Exception e ){ |
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959 super(e.toString); |
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960 } |
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961 } |
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962 class IllegalStateException : Exception { |
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963 this( String e = null ){ |
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964 super(e); |
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965 } |
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966 this( Exception e ){ |
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967 super(e.toString); |
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968 } |
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969 } |
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970 class InterruptedException : Exception { |
212
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971 this( String e = null ){ |
197
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972 super(e); |
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973 } |
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974 this( Exception e ){ |
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975 super(e.toString); |
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976 } |
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977 } |
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978 class InvocationTargetException : Exception { |
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979 Exception cause; |
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980 this( Exception e = null, String msg = null ){ |
197
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981 super(msg); |
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982 cause = e; |
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983 } |
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984 |
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985 alias getCause getTargetException; |
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986 Exception getCause(){ |
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987 return cause; |
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988 } |
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989 } |
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990 class MissingResourceException : Exception { |
212
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991 String classname; |
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992 String key; |
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993 this( String msg, String classname, String key ){ |
197
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994 super(msg); |
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995 this.classname = classname; |
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996 this.key = key; |
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997 } |
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998 } |
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999 class ParseException : Exception { |
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1000 this( String e = null ){ |
197
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1001 super(e); |
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1002 } |
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1003 } |
305 | 1004 class ClassCastException : Exception { |
1005 this( String e = null ){ | |
1006 super(e); | |
1007 } | |
1008 } | |
197
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1009 |
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1010 interface Cloneable{ |
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1011 } |
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1012 |
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1013 interface Comparable { |
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1014 int compareTo(Object o); |
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1015 } |
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1016 interface Comparator { |
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1017 int compare(Object o1, Object o2); |
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1018 } |
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1019 interface EventListener{ |
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1020 } |
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1021 |
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1022 class EventObject { |
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1023 protected Object source; |
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1024 |
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1025 public this(Object source) { |
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1026 if (source is null) |
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1027 throw new IllegalArgumentException( "null arg" ); |
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1028 this.source = source; |
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1029 } |
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1030 |
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1031 public Object getSource() { |
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1032 return source; |
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1033 } |
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1034 |
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1035 public override String toString() { |
197
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1036 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
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1037 } |
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1038 } |
15 | 1039 |
79 | 1040 private struct GCStats { |
40 | 1041 size_t poolsize; // total size of pool |
1042 size_t usedsize; // bytes allocated | |
1043 size_t freeblocks; // number of blocks marked FREE | |
1044 size_t freelistsize; // total of memory on free lists | |
1045 size_t pageblocks; // number of blocks marked PAGE | |
1046 } | |
79 | 1047 private extern(C) GCStats gc_stats(); |
1048 | |
40 | 1049 size_t RuntimeTotalMemory(){ |
1050 GCStats s = gc_stats(); | |
1051 return s.poolsize; | |
1052 } | |
15 | 1053 |
228
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1054 String ExceptionGetLocalizedMessage( Exception e ){ |
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1055 return e.msg; |
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1056 } |
15 | 1057 |
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1058 void ExceptionPrintStackTrace( Exception e ){ |
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1059 ExceptionPrintStackTrace( e, Stderr ); |
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1060 } |
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1061 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ |
206
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1062 Exception exception = e; |
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1063 while( exception !is null ){ |
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1064 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
228
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1065 if( exception.info !is null ){ |
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1066 foreach( msg; exception.info ){ |
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1067 print.formatln( "trc {}", msg ); |
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1068 } |
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1069 } |
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1070 exception = exception.next; |
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1071 } |
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1072 } |
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1073 |
305 | 1074 class Reader{ |
1075 protected Object lock; | |
1076 protected this(){ | |
1077 implMissing(__FILE__,__LINE__); | |
1078 } | |
1079 protected this(Object lock){ | |
1080 implMissing(__FILE__,__LINE__); | |
1081 } | |
1082 abstract void close(); | |
1083 void mark(int readAheadLimit){ | |
1084 implMissing(__FILE__,__LINE__); | |
1085 } | |
1086 bool markSupported(){ | |
1087 implMissing(__FILE__,__LINE__); | |
1088 return false; | |
1089 } | |
1090 int read(){ | |
1091 implMissing(__FILE__,__LINE__); | |
1092 return 0; | |
1093 } | |
1094 int read(char[] cbuf){ | |
1095 implMissing(__FILE__,__LINE__); | |
1096 return 0; | |
1097 } | |
1098 abstract int read(char[] cbuf, int off, int len); | |
1099 bool ready(){ | |
1100 implMissing(__FILE__,__LINE__); | |
1101 return false; | |
1102 } | |
1103 void reset(){ | |
1104 implMissing(__FILE__,__LINE__); | |
1105 } | |
1106 long skip(long n){ | |
1107 implMissing(__FILE__,__LINE__); | |
1108 return 0; | |
1109 } | |
197
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1110 } |
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1111 interface Writer{ |
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1112 } |
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1113 |
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1114 |
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1115 class Collator : Comparator { |
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1116 public static Collator getInstance(){ |
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1117 implMissing( __FILE__, __LINE__ ); |
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1118 return null; |
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1119 } |
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1120 private this(){ |
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1121 } |
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1122 int compare(Object o1, Object o2){ |
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1123 implMissing( __FILE__, __LINE__ ); |
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1124 return 0; |
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1125 } |
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1126 } |
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1127 |
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1128 template arraycast(T) { |
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1129 T[] arraycast(U) (U[] u) { |
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1130 static if ( |
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1131 (is (T == interface ) && is (U == interface )) || |
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1132 (is (T == class ) && is (U == class ))) { |
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1133 return(cast(T[])u); |
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1134 } |
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1135 else { |
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1136 int l = u.length; |
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1137 T[] res; |
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1138 res.length = l; |
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1139 for (int i = 0; i < l; i++) { |
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1140 res[i] = cast(T)u[i]; |
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1141 } |
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1142 return(res); |
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1143 } |
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1144 } |
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1145 } |
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1146 |
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1147 String stringcast( Object o ){ |
197
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1148 if( auto str = cast(ArrayWrapperString) o ){ |
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1149 return str.array; |
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1150 } |
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1151 return null; |
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1152 } |
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1153 String[] stringcast( Object[] objs ){ |
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1154 String[] res = new String[](objs.length); |
197
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1155 foreach( idx, obj; objs ){ |
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1156 res[idx] = stringcast(obj); |
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1157 } |
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1158 return res; |
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1159 } |
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1160 ArrayWrapperString stringcast( String str ){ |
197
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1161 return new ArrayWrapperString( str ); |
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1162 } |
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1163 ArrayWrapperString[] stringcast( String[] strs ){ |
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1164 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
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1165 foreach( idx, str; strs ){ |
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1166 res[idx] = stringcast(str); |
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1167 } |
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1168 return res; |
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1169 } |
15 | 1170 |
280 | 1171 String[] stringArrayFromObject( Object obj ){ |
1172 if( auto wrapper = cast(ArrayWrapperString2)obj ){ | |
1173 return wrapper.array; | |
1174 } | |
1175 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
1176 String[] res = new String[ wrapper.array.length ]; | |
1177 foreach( idx, o; wrapper.array ){ | |
1178 if( auto swrapper = cast(ArrayWrapperString) o ){ | |
1179 res[idx] = swrapper.array; | |
1180 } | |
1181 } | |
1182 return res; | |
1183 } | |
1184 assert( obj is null ); // if not null, it was the wrong type | |
1185 return null; | |
1186 } | |
1187 | |
1188 T[] arrayFromObject(T)( Object obj ){ | |
1189 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
1190 T[] res = new T[ wrapper.array.length ]; | |
1191 foreach( idx, o; wrapper.array ){ | |
1192 res[idx] = cast(T)o; | |
1193 } | |
1194 return res; | |
1195 } | |
1196 assert( obj is null ); // if not null, it was the wrong type | |
1197 return null; | |
1198 } | |
1199 | |
15 | 1200 |
197
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1201 bool ArrayEquals(T)( T[] a, T[] b ){ |
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1202 if( a.length !is b.length ){ |
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1203 return false; |
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1204 } |
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1205 for( int i = 0; i < a.length; i++ ){ |
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1206 static if( is( T==class) || is(T==interface)){ |
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1207 if( a[i] !is null && b[i] !is null ){ |
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1208 if( a[i] != b[i] ){ |
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1209 return false; |
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1210 } |
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1211 } |
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1212 else if( a[i] is null && b[i] is null ){ |
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1213 } |
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1214 else{ |
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1215 return false; |
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1216 } |
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1217 } |
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1218 else{ |
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1219 if( a[i] != b[i] ){ |
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1220 return false; |
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1221 } |
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1222 } |
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1223 } |
200 | 1224 return true; |
197
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1225 } |
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1226 |
305 | 1227 /+int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
197
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1228 int idx; |
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1229 foreach( e; s ){ |
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1230 if( e == src ){ |
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1231 return idx; |
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1232 } |
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1233 idx++; |
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1234 } |
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1235 return -1; |
305 | 1236 }+/ |
1237 | |
197
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1238 int arrayIndexOf(T)( T[] arr, T v ){ |
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1239 int res = -1; |
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1240 int idx = 0; |
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1241 foreach( p; arr ){ |
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1242 if( p == v){ |
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1243 res = idx; |
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1244 break; |
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1245 } |
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1246 idx++; |
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1247 } |
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1248 return res; |
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1249 } |
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1250 |
305 | 1251 // int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ |
1252 // int res = -1; | |
1253 // int idx = 0; | |
1254 // foreach( p; seq ){ | |
1255 // if( p == v){ | |
1256 // res = idx; | |
1257 // break; | |
1258 // } | |
1259 // idx++; | |
1260 // } | |
1261 // return res; | |
1262 // } | |
197
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1263 |
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1264 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
202 | 1265 auto e = new Exception( null ); |
1266 int idx = 0; | |
1267 const start = 3; | |
1268 foreach( msg; e.info ){ | |
1269 if( idx >= start && idx < start+deepth ) { | |
1270 Trace.formatln( "{}: {}", prefix, msg ); | |
197
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1271 } |
202 | 1272 idx++; |
197
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1273 } |
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1274 } |
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1275 |
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1276 struct ImportData{ |
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1277 void[] data; |
212
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1278 String name; |
197
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1279 |
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1280 public static ImportData opCall( void[] data, String name ){ |
197
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1281 ImportData res; |
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1282 res.data = data; |
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1283 res.name = name; |
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1284 return res; |
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1285 } |
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1286 } |
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1287 |
212
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1288 template getImportData(String name ){ |
197
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1289 const ImportData getImportData = ImportData( import(name), name ); |
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1290 } |
273
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1291 |
305 | 1292 interface CharSequence { |
1293 char charAt(int index); | |
1294 int length(); | |
1295 CharSequence subSequence(int start, int end); | |
1296 String toString(); | |
1297 } | |
1298 | |
1299 class StringCharSequence : CharSequence { | |
1300 private String str; | |
1301 this( String str ){ | |
1302 this.str = str; | |
1303 } | |
1304 char charAt(int index){ | |
1305 return str[index]; | |
1306 } | |
1307 int length(){ | |
1308 return str.length; | |
1309 } | |
1310 CharSequence subSequence(int start, int end){ | |
1311 return new StringCharSequence( str[ start .. end ]); | |
1312 } | |
1313 String toString(){ | |
1314 return str; | |
1315 } | |
1316 } | |
1317 | |
1318 |