Mercurial > projects > dwt-win
annotate dwt/dwthelper/utils.d @ 337:9041f892283b
Fix special case
author | Frank Benoit <benoit@tionex.de> |
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date | Thu, 19 Feb 2009 17:20:18 +0100 |
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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.stream.Format; |
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.util.log.Log; |
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25 import tango.text.UnicodeData; |
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26 |
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27 Logger getDwtLogger(){ |
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28 return Log.lookup( "dwt" ); |
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29 } |
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30 |
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31 alias char[] String; |
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32 alias tango.text.Text.Text!(char) StringBuffer; |
177 | 33 |
305 | 34 alias ArrayBoundsException ArrayIndexOutOfBoundsException; |
35 | |
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36 void implMissing( String file, uint line ){ |
0 | 37 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
38 Stderr.formatln( "exiting ..." ); | |
39 exit(1); | |
40 } | |
41 | |
42 abstract class ArrayWrapper{ | |
43 } | |
33 | 44 abstract class ValueWrapper{ |
45 } | |
0 | 46 |
47 class ArrayWrapperT(T) : ArrayWrapper { | |
48 public T[] array; | |
49 public this( T[] data ){ | |
50 array = data; | |
51 } | |
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52 public override int opEquals( Object o ){ |
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53 if( auto other = cast(ArrayWrapperT!(T))o){ |
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54 return array == other.array; |
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55 } |
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56 return false; |
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57 } |
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58 public override hash_t toHash(){ |
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59 return (typeid(T[])).getHash(&array); |
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60 } |
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61 static if( is( T == char )){ |
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62 public override char[] toString(){ |
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63 return array; |
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64 } |
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65 } |
0 | 66 } |
67 | |
33 | 68 class ValueWrapperT(T) : ValueWrapper { |
69 public T value; | |
70 public this( T data ){ | |
71 value = data; | |
72 } | |
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73 static if( is(T==class) || is(T==interface)){ |
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74 public int opEquals( Object other ){ |
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75 if( auto o = cast(ValueWrapperT!(T))other ){ |
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76 return value == o.value; |
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77 } |
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78 if( auto o = cast(T)other ){ |
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79 if( value is o ){ |
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80 return true; |
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81 } |
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82 if( value is null || o is null ){ |
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83 return false; |
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84 } |
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85 return value == o; |
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86 } |
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87 return false; |
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88 } |
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89 } |
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90 else{ |
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91 public int opEquals( Object other ){ |
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92 if( auto o = cast(ValueWrapperT!(T))other ){ |
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93 return value == o.value; |
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94 } |
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95 return false; |
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96 } |
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97 public int opEquals( T other ){ |
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98 return value == other; |
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99 } |
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100 } |
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101 public override hash_t toHash(){ |
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102 return (typeid(T)).getHash(&value); |
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103 } |
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104 } |
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105 |
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106 class Boolean : ValueWrapperT!(bool) { |
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107 public static Boolean TRUE; |
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108 public static Boolean FALSE; |
200 | 109 |
110 static this(){ | |
111 TRUE = new Boolean(true); | |
112 FALSE = new Boolean(false); | |
113 } | |
197
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114 public this( bool v ){ |
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115 super(v); |
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116 } |
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117 |
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118 alias ValueWrapperT!(bool).opEquals opEquals; |
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119 public int opEquals( int other ){ |
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120 return value == ( other !is 0 ); |
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121 } |
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122 public int opEquals( Object other ){ |
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123 if( auto o = cast(Boolean)other ){ |
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124 return value == o.value; |
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125 } |
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126 return false; |
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127 } |
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128 public bool booleanValue(){ |
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129 return value; |
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130 } |
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131 public static Boolean valueOf( String s ){ |
201 | 132 if( s == "yes" || s == "true" ){ |
133 return TRUE; | |
134 } | |
135 return FALSE; | |
136 } | |
137 public static Boolean valueOf( bool b ){ | |
138 return b ? TRUE : FALSE; | |
139 } | |
305 | 140 public static bool getBoolean(String name){ |
141 return tango.text.Ascii.icompare(System.getProperty(name, "false"), "true" ) is 0; | |
142 } | |
33 | 143 } |
144 | |
197
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145 alias Boolean ValueWrapperBool; |
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146 |
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147 |
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148 class Byte : ValueWrapperT!(byte) { |
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149 public static byte parseByte( String s ){ |
197
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150 try{ |
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151 int res = tango.text.convert.Integer.parse( s ); |
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152 if( res < byte.min || res > byte.max ){ |
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153 throw new NumberFormatException( "out of range" ); |
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154 } |
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155 return res; |
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156 } |
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157 catch( IllegalArgumentException e ){ |
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158 throw new NumberFormatException( e ); |
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159 } |
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160 } |
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161 this( byte value ){ |
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162 super( value ); |
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163 } |
305 | 164 |
165 public static String toString( byte i ){ | |
166 return tango.text.convert.Integer.toString(i); | |
167 } | |
168 | |
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169 } |
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170 alias Byte ValueWrapperByte; |
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171 |
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172 |
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173 class Integer : ValueWrapperT!(int) { |
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174 |
229 | 175 public static const int MIN_VALUE = 0x80000000; |
176 public static const int MAX_VALUE = 0x7fffffff; | |
177 public static const int SIZE = 32; | |
197
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178 |
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179 public this ( int value ){ |
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180 super( value ); |
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181 } |
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182 |
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183 public this ( String s ){ |
200 | 184 super(parseInt(s)); |
197
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185 } |
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186 |
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187 public static String toString( int i, int radix ){ |
197
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188 switch( radix ){ |
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189 case 2: |
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190 return toBinaryString(i); |
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191 case 8: |
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192 return toOctalString(i); |
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193 case 10: |
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194 return toString(i); |
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195 case 16: |
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196 return toHexString(i); |
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197 default: |
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198 implMissing( __FILE__, __LINE__ ); |
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199 return null; |
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200 } |
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201 } |
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202 |
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203 public static String toHexString( int i ){ |
248 | 204 return tango.text.convert.Integer.toString(i, "x" ); |
197
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205 } |
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206 |
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207 public static String toOctalString( int i ){ |
248 | 208 return tango.text.convert.Integer.toString(i, "o" ); |
197
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209 } |
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210 |
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211 public static String toBinaryString( int i ){ |
248 | 212 return tango.text.convert.Integer.toString(i, "b" ); |
197
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213 } |
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214 |
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215 public static String toString( int i ){ |
197
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216 return tango.text.convert.Integer.toString(i); |
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217 } |
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218 |
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219 public static int parseInt( String s, int radix ){ |
197
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220 try{ |
292 | 221 return tango.text.convert.Integer.toLong( s, radix ); |
197
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222 } |
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223 catch( IllegalArgumentException e ){ |
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224 throw new NumberFormatException( e ); |
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225 } |
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226 } |
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227 |
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228 public static int parseInt( String s ){ |
197
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229 try{ |
292 | 230 return tango.text.convert.Integer.toLong( s ); |
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231 } |
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232 catch( IllegalArgumentException e ){ |
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233 throw new NumberFormatException( e ); |
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234 } |
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235 } |
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236 |
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237 public static Integer valueOf( String s, int radix ){ |
197
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238 implMissing( __FILE__, __LINE__ ); |
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239 return null; |
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240 } |
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241 |
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242 public static Integer valueOf( String s ){ |
200 | 243 return valueOf( parseInt(s)); |
197
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244 } |
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245 |
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246 public static Integer valueOf( int i ){ |
200 | 247 return new Integer(i); |
197
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248 } |
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249 |
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250 public byte byteValue(){ |
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251 return cast(byte)value; |
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252 } |
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253 |
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254 public short shortValue(){ |
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255 return cast(short)value; |
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256 } |
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257 |
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258 public int intValue(){ |
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259 return value; |
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260 } |
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261 |
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262 public long longValue(){ |
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263 return cast(long)value; |
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264 } |
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265 |
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266 public float floatValue(){ |
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267 return cast(float)value; |
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268 } |
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269 |
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270 public double doubleValue(){ |
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271 return cast(double)value; |
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272 } |
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273 |
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274 public override hash_t toHash(){ |
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275 return intValue(); |
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276 } |
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277 |
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278 public override String toString(){ |
197
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279 return tango.text.convert.Integer.toString( value ); |
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280 } |
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281 } |
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282 alias Integer ValueWrapperInt; |
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283 |
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284 class Double : ValueWrapperT!(double) { |
273
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285 public static double MAX_VALUE = double.max; |
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286 public static double MIN_VALUE = double.min; |
197
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287 this( double value ){ |
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288 super(value); |
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289 } |
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290 this( String str ){ |
197
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291 implMissing( __FILE__, __LINE__ ); |
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292 super(0.0); |
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293 } |
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294 public double doubleValue(){ |
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295 return value; |
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296 } |
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297 public static String toString( double value ){ |
197
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298 implMissing( __FILE__, __LINE__ ); |
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299 return null; |
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300 } |
305 | 301 public static double parseDouble(String s){ |
302 implMissing( __FILE__, __LINE__ ); | |
303 return 0.0; | |
304 } | |
197
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305 } |
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306 |
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307 class Float : ValueWrapperT!(float) { |
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308 |
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309 public static float POSITIVE_INFINITY = (1.0f / 0.0f); |
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310 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); |
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311 public static float NaN = (0.0f / 0.0f); |
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312 public static float MAX_VALUE = 3.4028235e+38f; |
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313 public static float MIN_VALUE = 1.4e-45f; |
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314 public static int SIZE = 32; |
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315 |
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316 this( float value ){ |
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317 super(value); |
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318 } |
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319 this( String str ){ |
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320 implMissing( __FILE__, __LINE__ ); |
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321 super(0.0); |
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322 } |
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323 public float floatValue(){ |
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324 return value; |
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325 } |
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326 public static String toString( float value ){ |
197
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327 implMissing( __FILE__, __LINE__ ); |
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328 return null; |
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329 } |
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330 public static float parseFloat( String s ){ |
197
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331 try{ |
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332 return tango.text.convert.Float.toFloat( s ); |
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333 } |
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334 catch( IllegalArgumentException e ){ |
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335 throw new NumberFormatException( e ); |
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336 } |
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337 } |
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338 |
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339 } |
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340 class Long : ValueWrapperT!(long) { |
283 | 341 public static const long MIN_VALUE = long.min; |
342 public static const long MAX_VALUE = long.max; | |
197
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343 this( long value ){ |
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344 super(value); |
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345 } |
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346 this( String str ){ |
197
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347 implMissing( __FILE__, __LINE__ ); |
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348 super(0); |
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349 } |
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350 public long longValue(){ |
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351 return value; |
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352 } |
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353 public static long parseLong(String s){ |
197
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354 implMissing( __FILE__, __LINE__ ); |
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355 return 0; |
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356 } |
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357 public static String toString( double value ){ |
197
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358 implMissing( __FILE__, __LINE__ ); |
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359 return null; |
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360 } |
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361 } |
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362 alias Long ValueWrapperLong; |
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363 |
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364 |
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365 // alias ValueWrapperT!(int) ValueWrapperInt; |
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366 |
0 | 367 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
368 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
369 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
370 alias ArrayWrapperT!(char) ArrayWrapperString; | |
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371 alias ArrayWrapperT!(String) ArrayWrapperString2; |
0 | 372 |
197
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373 Object[] StringArrayToObjectArray( String[] strs ){ |
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374 Object[] res = new Object[strs.length]; |
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375 foreach( idx, str; strs ){ |
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376 res[idx] = new ArrayWrapperString(str); |
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377 } |
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378 return res; |
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379 } |
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380 int codepointIndexToIndex( String str, int cpIndex ){ |
177 | 381 int cps = cpIndex; |
382 int res = 0; | |
383 while( cps > 0 ){ | |
384 cps--; | |
385 if( str[res] < 0x80 ){ | |
386 res+=1; | |
387 } | |
388 else if( str[res] < 0xE0 ){ | |
389 res+=2; | |
390 } | |
391 else if( str[res] & 0xF0 ){ | |
392 res+=3; | |
393 } | |
394 else{ | |
395 res+=4; | |
396 } | |
397 } | |
398 return res; | |
399 } | |
292 | 400 |
401 /++ | |
402 + | |
403 +/ | |
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404 int indexToCodepointIndex( String str, int index ){ |
277 | 405 if( index < 0 ) return index; |
177 | 406 int i = 0; |
407 int res = 0; | |
408 while( i < index ){ | |
277 | 409 if( i >= str.length ){ |
410 break; | |
411 } | |
177 | 412 if( str[i] < 0x80 ){ |
413 i+=1; | |
414 } | |
415 else if( str[i] < 0xE0 ){ | |
416 i+=2; | |
417 } | |
418 else if( str[i] & 0xF0 ){ | |
419 i+=3; | |
420 } | |
421 else{ | |
422 i+=4; | |
423 } | |
424 res++; | |
425 } | |
426 return res; | |
427 } | |
428 | |
292 | 429 /++ |
430 + Get that String, that contains the next codepoint of a String. | |
431 +/ | |
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432 String firstCodePointStr( String str, out int consumed ){ |
177 | 433 dchar[1] buf; |
434 uint ate; | |
435 dchar[] res = str.toString32( buf, &ate ); | |
436 consumed = ate; | |
437 return str[ 0 .. ate ]; | |
438 } | |
439 | |
292 | 440 /++ |
441 + Get first codepoint of a String. If an offset is needed, simply use a slice: | |
442 + --- | |
443 + dchar res = str[ offset .. $ ].firstCodePoint(); | |
444 + --- | |
445 +/ | |
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446 dchar firstCodePoint( String str ){ |
177 | 447 int dummy; |
448 return firstCodePoint( str, dummy ); | |
449 } | |
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450 dchar firstCodePoint( String str, out int consumed ){ |
177 | 451 dchar[1] buf; |
452 uint ate; | |
453 dchar[] res = str.toString32( buf, &ate ); | |
454 consumed = ate; | |
455 if( ate is 0 || res.length is 0 ){ | |
456 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
0 | 457 } |
177 | 458 assert( ate > 0 ); |
459 assert( res.length is 1 ); | |
460 return res[0]; | |
0 | 461 } |
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462 dchar firstCodePoint( wchar[] str, out int consumed ){ |
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463 dchar[1] buf; |
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464 uint ate; |
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465 dchar[] res = str.toString32( buf, &ate ); |
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466 consumed = ate; |
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467 if( ate is 0 || res.length is 0 ){ |
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468 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
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469 } |
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470 assert( ate > 0 ); |
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471 assert( res.length is 1 ); |
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472 return res[0]; |
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473 } |
177 | 474 |
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475 String dcharToString( dchar key ){ |
177 | 476 dchar[1] buf; |
477 buf[0] = key; | |
478 return tango.text.convert.Utf.toString( buf ); | |
479 } | |
480 | |
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481 int codepointCount( String str ){ |
177 | 482 scope dchar[] buf = new dchar[]( str.length ); |
483 uint ate; | |
484 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); | |
485 assert( ate is str.length ); | |
486 return res.length; | |
487 } | |
488 | |
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489 //alias tango.text.convert.Utf.toString16 toString16; |
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490 //alias tango.text.convert.Utf.toString toString; |
177 | 491 |
323 | 492 int toAbsoluteCodePointStartOffset( String str, int index ){ |
493 //Trace.formatln( "str={}, str.length={}, index={}", str, str.length, index ); | |
494 //Trace.memory( str ); | |
337 | 495 if( str.length is index ){ |
496 return index; | |
497 } | |
498 if( ( str[index] & 0x80 ) is 0x00 ) { | |
323 | 499 return index; |
500 } | |
501 else{ | |
324 | 502 int steps = 0; |
323 | 503 while(( str[index] & 0xC0 ) is 0x80 ){ |
504 index--; | |
324 | 505 steps++; |
506 if( steps > 3 || index < 0 ){ | |
507 break; | |
508 } | |
509 } | |
510 if((( str[index] & 0xE0 ) is 0xC0) && ( steps <= 1 )){ | |
511 // ok | |
512 } | |
513 else if((( str[index] & 0xF0 ) is 0xE0) && ( steps <= 2 )){ | |
514 // ok | |
515 } | |
516 else if((( str[index] & 0xF8 ) is 0xF0) && ( steps <= 3 )){ | |
517 // ok | |
518 } | |
519 else{ | |
520 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input to toAbsoluteCodePointStartOffset" ); | |
323 | 521 } |
522 return index; | |
523 } | |
524 } | |
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525 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
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526 return getAbsoluteCodePointOffset( str, startIndex, searchRelCp ) - startIndex; |
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527 } |
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528 int getAbsoluteCodePointOffset( String str, int startIndex, int searchRelCp ){ |
323 | 529 |
530 //Trace.formatln( "str={}, str.length={}, startIndex={}, searchRelCp={}", str, str.length, startIndex, searchRelCp ); | |
531 //Trace.memory( str ); | |
532 | |
177 | 533 int ignore; |
534 int i = startIndex; | |
535 if( searchRelCp > 0 ){ | |
536 while( searchRelCp !is 0 ){ | |
537 | |
538 if( ( i < str.length ) | |
323 | 539 && (( str[i] & 0x80 ) is 0x00 )) |
177 | 540 { |
541 i+=1; | |
542 } | |
543 else if( ( i+1 < str.length ) | |
544 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
545 && (( str[i ] & 0xE0 ) is 0xC0 )) | |
546 { | |
547 i+=2; | |
548 } | |
549 else if( ( i+2 < str.length ) | |
550 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
551 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
552 && (( str[i ] & 0xF0 ) is 0xE0 )) | |
553 { | |
554 i+=3; | |
555 } | |
556 else if(( i+3 < str.length ) | |
557 && (( str[i+3] & 0xC0 ) is 0x80 ) | |
558 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
559 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
560 && (( str[i ] & 0xF8 ) is 0xF0 )) | |
561 { | |
562 i+=4; | |
563 } | |
564 else{ | |
323 | 565 Trace.formatln( "getAbsoluteCodePointOffset invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
177 | 566 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
567 } | |
568 searchRelCp--; | |
569 } | |
570 } | |
571 else if( searchRelCp < 0 ){ | |
572 while( searchRelCp !is 0 ){ | |
573 do{ | |
574 i--; | |
575 if( i < 0 ){ | |
287
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576 return startIndex-1; |
177 | 577 } |
578 } while(( str[i] & 0xC0 ) is 0x80 ); | |
579 searchRelCp++; | |
580 } | |
581 } | |
287
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582 return i; |
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583 } |
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584 int getAbsoluteCodePointOffset( wchar[] str, int startIndex, int searchRelCp ){ |
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585 int ignore; |
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586 int i = startIndex; |
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587 if( searchRelCp > 0 ){ |
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588 while( searchRelCp !is 0 ){ |
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589 |
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590 if( ( i < str.length ) |
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591 && ( str[i] & 0xD800 ) !is 0xD800 ) |
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592 { |
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593 i+=1; |
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594 } |
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595 else if( ( i+1 < str.length ) |
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596 && (( str[i+1] & 0xDC00 ) is 0xDC00 ) |
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597 && (( str[i ] & 0xDC00 ) is 0xD800 )) |
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598 { |
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599 i+=2; |
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600 } |
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601 else{ |
323 | 602 Trace.formatln( "invalid utf16 characters: {:X2}", cast(ubyte[]) str ); |
603 tango.text.convert.Utf.onUnicodeError( "invalid utf16 input", i ); | |
287
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604 } |
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605 searchRelCp--; |
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606 } |
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607 } |
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608 else if( searchRelCp < 0 ){ |
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609 while( searchRelCp !is 0 ){ |
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610 do{ |
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611 i--; |
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612 if( i < 0 ){ |
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613 return startIndex-1; |
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614 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
323 | 615 //tango.text.convert.Utf.onUnicodeError( "invalid utf16 input", i ); |
287
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616 } |
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617 } while(( str[i] & 0xDC00 ) is 0xDC00 ); |
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618 searchRelCp++; |
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619 } |
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620 } |
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621 return i; |
177 | 622 } |
305 | 623 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp ){ |
624 int dummy; | |
625 return getRelativeCodePoint( str, startIndex, dummy ); | |
626 } | |
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627 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
177 | 628 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
629 int ignore; | |
630 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); | |
631 } | |
632 | |
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633 int utf8AdjustOffset( String str, int offset ){ |
177 | 634 if( str.length <= offset || offset <= 0 ){ |
635 return offset; | |
636 } | |
637 while(( str[offset] & 0xC0 ) is 0x80 ){ | |
638 offset--; | |
639 } | |
640 return offset; | |
641 } | |
277 | 642 int utf8OffsetIncr( String str, int offset ){ |
643 int res = offset +1; | |
644 if( str.length <= res || res <= 0 ){ | |
645 return res; | |
646 } | |
647 int tries = 4; | |
648 while(( str[res] & 0xC0 ) is 0x80 ){ | |
649 res++; | |
650 assert( tries-- > 0 ); | |
651 } | |
652 return res; | |
653 } | |
654 int utf8OffsetDecr( String str, int offset ){ | |
655 int res = offset-1; | |
656 if( str.length <= res || res <= 0 ){ | |
657 return res; | |
658 } | |
659 int tries = 4; | |
660 while(( str[res] & 0xC0 ) is 0x80 ){ | |
661 res--; | |
662 assert( tries-- > 0 ); | |
663 } | |
664 Trace.formatln( "utf8OffsetDecr {}->{}", offset, res ); | |
665 Trace.memory( str ); | |
666 return res; | |
667 } | |
177 | 668 |
305 | 669 class Character { |
670 public static bool isUpperCase( dchar c ){ | |
671 implMissing( __FILE__, __LINE__); | |
672 return false; | |
673 } | |
674 public static dchar toUpperCase( dchar c ){ | |
675 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
676 return r[0]; | |
677 } | |
678 public static dchar toLowerCase( dchar c ){ | |
679 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
680 return r[0]; | |
681 } | |
682 public static bool isWhitespace( dchar c ){ | |
683 return tango.text.Unicode.isWhitespace( c ); | |
684 } | |
685 public static bool isDigit( dchar c ){ | |
686 return tango.text.Unicode.isDigit( c ); | |
687 } | |
688 public static bool isLetterOrDigit( dchar c ){ | |
689 return isDigit(c) || isLetter(c); | |
690 } | |
691 public static bool isUnicodeIdentifierPart(char ch){ | |
692 implMissing( __FILE__, __LINE__); | |
693 return false; | |
694 } | |
695 public static bool isUnicodeIdentifierStart(char ch){ | |
696 implMissing( __FILE__, __LINE__); | |
697 return false; | |
698 } | |
699 public static bool isIdentifierIgnorable(char ch){ | |
700 implMissing( __FILE__, __LINE__); | |
701 return false; | |
702 } | |
703 public static bool isJavaIdentifierPart(char ch){ | |
704 implMissing( __FILE__, __LINE__); | |
705 return false; | |
706 } | |
707 | |
708 this( char c ){ | |
709 // must be correct for container storage | |
710 implMissing( __FILE__, __LINE__); | |
711 } | |
712 } | |
713 | |
714 String new_String( String cont, int offset, int len ){ | |
715 return cont[ offset .. offset+len ].dup; | |
716 } | |
717 String new_String( String cont ){ | |
718 return cont.dup; | |
719 } | |
720 String String_valueOf( bool v ){ | |
721 return v ? "true" : "false"; | |
722 } | |
723 String String_valueOf( int v ){ | |
724 return tango.text.convert.Integer.toString(v); | |
725 } | |
726 String String_valueOf( long v ){ | |
727 return tango.text.convert.Integer.toString(v); | |
728 } | |
729 String String_valueOf( float v ){ | |
730 return tango.text.convert.Float.toString(v); | |
731 } | |
732 String String_valueOf( double v ){ | |
733 return tango.text.convert.Float.toString(v); | |
734 } | |
735 String String_valueOf( dchar v ){ | |
736 return dcharToString(v); | |
737 } | |
738 String String_valueOf( char[] v ){ | |
739 return v.dup; | |
740 } | |
741 String String_valueOf( char[] v, int offset, int len ){ | |
742 return v[ offset .. offset+len ].dup; | |
743 } | |
744 String String_valueOf( Object v ){ | |
745 return v is null ? "null" : v.toString(); | |
746 } | |
197
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747 bool CharacterIsDefined( dchar ch ){ |
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748 return (ch in tango.text.UnicodeData.unicodeData) !is null; |
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749 } |
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750 dchar CharacterFirstToLower( String str ){ |
177 | 751 int consumed; |
752 return CharacterFirstToLower( str, consumed ); | |
753 } | |
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754 dchar CharacterFirstToLower( String str, out int consumed ){ |
177 | 755 dchar[1] buf; |
756 buf[0] = firstCodePoint( str, consumed ); | |
757 dchar[] r = tango.text.Unicode.toLower( buf ); | |
758 return r[0]; | |
759 } | |
305 | 760 int length( String str ){ |
761 return str.length; | |
762 } | |
0 | 763 dchar CharacterToLower( dchar c ){ |
764 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
765 return r[0]; | |
766 } | |
767 dchar CharacterToUpper( dchar c ){ | |
768 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
769 return r[0]; | |
770 } | |
52 | 771 bool CharacterIsWhitespace( dchar c ){ |
772 return tango.text.Unicode.isWhitespace( c ); | |
773 } | |
65 | 774 bool CharacterIsDigit( dchar c ){ |
775 return tango.text.Unicode.isDigit( c ); | |
776 } | |
197
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777 bool CharacterIsLetter( dchar c ){ |
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778 return tango.text.Unicode.isLetter( c ); |
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779 } |
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780 public String toUpperCase( String str ){ |
197
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781 return tango.text.Unicode.toUpper( str ); |
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782 } |
0 | 783 |
305 | 784 public String replaceFirst( String str, String regex, String replacement ){ |
785 implMissing(__FILE__,__LINE__); | |
786 return str; | |
787 } | |
788 | |
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789 public int indexOf( String str, char searched ){ |
15 | 790 int res = tango.text.Util.locate( str, searched ); |
791 if( res is str.length ) res = -1; | |
792 return res; | |
793 } | |
794 | |
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795 public int indexOf( String str, char searched, int startpos ){ |
15 | 796 int res = tango.text.Util.locate( str, searched, startpos ); |
797 if( res is str.length ) res = -1; | |
798 return res; | |
799 } | |
800 | |
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801 public int indexOf(String str, String ch){ |
65 | 802 return indexOf( str, ch, 0 ); |
803 } | |
804 | |
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805 public int indexOf(String str, String ch, int start){ |
15 | 806 int res = tango.text.Util.locatePattern( str, ch, start ); |
807 if( res is str.length ) res = -1; | |
808 return res; | |
809 } | |
810 | |
212
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811 public int lastIndexOf(String str, char ch){ |
177 | 812 return lastIndexOf( str, ch, str.length ); |
813 } | |
212
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814 public int lastIndexOf(String str, char ch, int formIndex){ |
177 | 815 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
816 if( res is str.length ) res = -1; | |
817 return res; | |
818 } | |
212
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819 public int lastIndexOf(String str, String ch ){ |
197
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820 return lastIndexOf( str, ch, str.length ); |
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821 } |
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822 public int lastIndexOf(String str, String ch, int start ){ |
197
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823 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
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824 if( res is str.length ) res = -1; |
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825 return res; |
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826 } |
177 | 827 |
305 | 828 public String replaceAll( String str, String regex, String replacement ){ |
829 implMissing(__FILE__,__LINE__); | |
830 return null; | |
831 } | |
212
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832 public String replace( String str, char from, char to ){ |
84
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833 return tango.text.Util.replace( str.dup, from, to ); |
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834 } |
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835 |
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836 public String substring( String str, int start ){ |
15 | 837 return str[ start .. $ ].dup; |
838 } | |
839 | |
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840 public String substring( String str, int start, int end ){ |
15 | 841 return str[ start .. end ].dup; |
842 } | |
843 | |
844 public wchar[] substring( wchar[] str, int start ){ | |
845 return str[ start .. $ ].dup; | |
846 } | |
847 | |
848 public wchar[] substring( wchar[] str, int start, int end ){ | |
849 return str[ start .. end ].dup; | |
850 } | |
851 | |
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852 public char charAt( String str, int pos ){ |
15 | 853 return str[ pos ]; |
854 } | |
855 | |
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856 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
23 | 857 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
22
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858 } |
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859 |
307 | 860 public wchar[] toWCharArray( String str ){ |
306 | 861 return toString16(str); |
862 } | |
863 | |
305 | 864 public char[] toCharArray( String str ){ |
865 return str; | |
28 | 866 } |
867 | |
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868 public bool endsWith( String src, String pattern ){ |
22
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869 if( src.length < pattern.length ){ |
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870 return false; |
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871 } |
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872 return src[ $-pattern.length .. $ ] == pattern; |
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873 } |
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874 |
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875 public bool equals( String src, String other ){ |
177 | 876 return src == other; |
877 } | |
878 | |
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879 public bool equalsIgnoreCase( String src, String other ){ |
177 | 880 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
881 } | |
882 | |
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883 public int compareToIgnoreCase( String src, String other ){ |
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884 return compareTo( tango.text.Unicode.toFold(src), tango.text.Unicode.toFold(other)); |
224
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885 } |
229 | 886 public int compareTo( String src, String other ){ |
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887 return typeid(String).compare( cast(void*)&src, cast(void*)&other ); |
229 | 888 } |
224
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889 |
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890 public bool startsWith( String src, String pattern ){ |
98 | 891 if( src.length < pattern.length ){ |
892 return false; | |
893 } | |
894 return src[ 0 .. pattern.length ] == pattern; | |
895 } | |
197
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896 |
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897 public String toLowerCase( String src ){ |
22
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898 return tango.text.Unicode.toLower( src ); |
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899 } |
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900 |
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901 public hash_t toHash( String src ){ |
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902 return typeid(String).getHash(&src); |
177 | 903 } |
904 | |
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905 public String trim( String str ){ |
190 | 906 return tango.text.Util.trim( str ).dup; |
907 } | |
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908 public String intern( String str ){ |
197
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909 return str; |
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910 } |
190 | 911 |
305 | 912 /++ |
913 + This is like tango.stdc.stringz.toStringz, but in case of an empty input string, | |
914 + this function returns a pointer to a null value instead of a null ptr. | |
915 +/ | |
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916 public char* toStringzValidPtr( String src ){ |
187
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917 if( src ){ |
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918 return src.toStringz(); |
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919 } |
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920 else{ |
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921 static const String nullPtr = "\0"; |
187
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922 return nullPtr.ptr; |
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923 } |
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924 } |
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925 |
248 | 926 public alias tango.stdc.stringz.toStringz toStringz; |
927 public alias tango.stdc.stringz.toString16z toString16z; | |
928 public alias tango.stdc.stringz.fromStringz fromStringz; | |
929 public alias tango.stdc.stringz.fromString16z fromString16z; | |
930 | |
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931 static String toHex(uint value, bool prefix = true, int radix = 8){ |
248 | 932 return tango.text.convert.Integer.toString( |
933 value, | |
934 radix is 10 ? "d" : | |
935 radix is 8 ? "o" : | |
936 radix is 16 ? "x" : | |
937 "d" ); | |
938 } | |
15 | 939 |
197
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940 class RuntimeException : Exception { |
212
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941 this( String e = null){ |
197
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942 super(e); |
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943 } |
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944 this( Exception e ){ |
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945 super(e.toString); |
199
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946 next = e; |
197
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947 } |
199
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948 public Exception getCause() { |
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949 return next; |
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950 } |
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951 |
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952 } |
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953 class IndexOutOfBoundsException : Exception { |
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954 this( String e = null){ |
197
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955 super(e); |
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956 } |
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957 } |
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958 |
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959 class UnsupportedOperationException : RuntimeException { |
212
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960 this( String e = null){ |
197
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961 super(e); |
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962 } |
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963 this( Exception e ){ |
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964 super(e.toString); |
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965 } |
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966 } |
15 | 967 class NumberFormatException : IllegalArgumentException { |
212
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968 this( String e ){ |
15 | 969 super(e); |
970 } | |
57
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971 this( Exception e ){ |
15 | 972 super(e.toString); |
973 } | |
974 } | |
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975 class NullPointerException : Exception { |
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976 this( String e = null ){ |
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977 super(e); |
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978 } |
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979 this( Exception e ){ |
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980 super(e.toString); |
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981 } |
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982 } |
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983 class IllegalStateException : Exception { |
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984 this( String e = null ){ |
197
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985 super(e); |
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986 } |
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987 this( Exception e ){ |
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988 super(e.toString); |
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989 } |
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990 } |
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991 class InterruptedException : Exception { |
212
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992 this( String e = null ){ |
197
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993 super(e); |
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994 } |
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995 this( Exception e ){ |
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996 super(e.toString); |
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997 } |
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998 } |
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999 class InvocationTargetException : Exception { |
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1000 Exception cause; |
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1001 this( Exception e = null, String msg = null ){ |
197
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1002 super(msg); |
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1003 cause = e; |
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1004 } |
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1005 |
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1006 alias getCause getTargetException; |
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1007 Exception getCause(){ |
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1008 return cause; |
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1009 } |
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1010 } |
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1011 class MissingResourceException : Exception { |
212
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1012 String classname; |
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1013 String key; |
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1014 this( String msg, String classname, String key ){ |
197
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1015 super(msg); |
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1016 this.classname = classname; |
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1017 this.key = key; |
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1018 } |
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1019 } |
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1020 class ParseException : Exception { |
212
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1021 this( String e = null ){ |
197
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1022 super(e); |
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1023 } |
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1024 } |
305 | 1025 class ClassCastException : Exception { |
1026 this( String e = null ){ | |
1027 super(e); | |
1028 } | |
1029 } | |
197
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1030 |
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1031 interface Cloneable{ |
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1032 } |
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1033 |
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1034 interface Comparable { |
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1035 int compareTo(Object o); |
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1036 } |
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1037 interface Comparator { |
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1038 int compare(Object o1, Object o2); |
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1039 } |
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1040 interface EventListener{ |
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1041 } |
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1042 |
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1043 class EventObject { |
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1044 protected Object source; |
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1045 |
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1046 public this(Object source) { |
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1047 if (source is null) |
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1048 throw new IllegalArgumentException( "null arg" ); |
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1049 this.source = source; |
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1050 } |
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1051 |
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1052 public Object getSource() { |
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1053 return source; |
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1054 } |
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1055 |
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1056 public override String toString() { |
197
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1057 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
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1058 } |
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1059 } |
15 | 1060 |
79 | 1061 private struct GCStats { |
40 | 1062 size_t poolsize; // total size of pool |
1063 size_t usedsize; // bytes allocated | |
1064 size_t freeblocks; // number of blocks marked FREE | |
1065 size_t freelistsize; // total of memory on free lists | |
1066 size_t pageblocks; // number of blocks marked PAGE | |
1067 } | |
79 | 1068 private extern(C) GCStats gc_stats(); |
1069 | |
40 | 1070 size_t RuntimeTotalMemory(){ |
1071 GCStats s = gc_stats(); | |
1072 return s.poolsize; | |
1073 } | |
15 | 1074 |
228
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1075 String ExceptionGetLocalizedMessage( Exception e ){ |
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1076 return e.msg; |
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1077 } |
15 | 1078 |
197
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1079 void ExceptionPrintStackTrace( Exception e ){ |
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1080 ExceptionPrintStackTrace( e, Stderr ); |
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1081 } |
332
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1082 void ExceptionPrintStackTrace( Exception e, FormatOutput!(char) print ){ |
206
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1083 Exception exception = e; |
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1084 while( exception !is null ){ |
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1085 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
228
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1086 if( exception.info !is null ){ |
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1087 foreach( msg; exception.info ){ |
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1088 print.formatln( "trc {}", msg ); |
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1089 } |
206
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1090 } |
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1091 exception = exception.next; |
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1092 } |
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1093 } |
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1094 |
305 | 1095 class Reader{ |
1096 protected Object lock; | |
1097 protected this(){ | |
1098 implMissing(__FILE__,__LINE__); | |
1099 } | |
1100 protected this(Object lock){ | |
1101 implMissing(__FILE__,__LINE__); | |
1102 } | |
1103 abstract void close(); | |
1104 void mark(int readAheadLimit){ | |
1105 implMissing(__FILE__,__LINE__); | |
1106 } | |
1107 bool markSupported(){ | |
1108 implMissing(__FILE__,__LINE__); | |
1109 return false; | |
1110 } | |
1111 int read(){ | |
1112 implMissing(__FILE__,__LINE__); | |
1113 return 0; | |
1114 } | |
1115 int read(char[] cbuf){ | |
1116 implMissing(__FILE__,__LINE__); | |
1117 return 0; | |
1118 } | |
1119 abstract int read(char[] cbuf, int off, int len); | |
1120 bool ready(){ | |
1121 implMissing(__FILE__,__LINE__); | |
1122 return false; | |
1123 } | |
1124 void reset(){ | |
1125 implMissing(__FILE__,__LINE__); | |
1126 } | |
1127 long skip(long n){ | |
1128 implMissing(__FILE__,__LINE__); | |
1129 return 0; | |
1130 } | |
197
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1131 } |
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1132 interface Writer{ |
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1133 } |
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1134 |
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1135 |
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1136 class Collator : Comparator { |
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1137 public static Collator getInstance(){ |
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1138 implMissing( __FILE__, __LINE__ ); |
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1139 return null; |
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1140 } |
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1141 private this(){ |
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1142 } |
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1143 int compare(Object o1, Object o2){ |
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1144 implMissing( __FILE__, __LINE__ ); |
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1145 return 0; |
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1146 } |
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1147 } |
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1148 |
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1149 template arraycast(T) { |
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1150 T[] arraycast(U) (U[] u) { |
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1151 static if ( |
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1152 (is (T == interface ) && is (U == interface )) || |
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1153 (is (T == class ) && is (U == class ))) { |
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1154 return(cast(T[])u); |
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1155 } |
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1156 else { |
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1157 int l = u.length; |
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1158 T[] res; |
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1159 res.length = l; |
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1160 for (int i = 0; i < l; i++) { |
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1161 res[i] = cast(T)u[i]; |
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1162 } |
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1163 return(res); |
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1164 } |
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1165 } |
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1166 } |
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1167 |
212
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1168 String stringcast( Object o ){ |
197
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1169 if( auto str = cast(ArrayWrapperString) o ){ |
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1170 return str.array; |
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1171 } |
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1172 return null; |
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1173 } |
212
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1174 String[] stringcast( Object[] objs ){ |
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1175 String[] res = new String[](objs.length); |
197
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1176 foreach( idx, obj; objs ){ |
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1177 res[idx] = stringcast(obj); |
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1178 } |
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1179 return res; |
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1180 } |
212
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1181 ArrayWrapperString stringcast( String str ){ |
197
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1182 return new ArrayWrapperString( str ); |
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1183 } |
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1184 ArrayWrapperString[] stringcast( String[] strs ){ |
197
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1185 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
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1186 foreach( idx, str; strs ){ |
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1187 res[idx] = stringcast(str); |
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1188 } |
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1189 return res; |
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1190 } |
15 | 1191 |
280 | 1192 String[] stringArrayFromObject( Object obj ){ |
1193 if( auto wrapper = cast(ArrayWrapperString2)obj ){ | |
1194 return wrapper.array; | |
1195 } | |
1196 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
1197 String[] res = new String[ wrapper.array.length ]; | |
1198 foreach( idx, o; wrapper.array ){ | |
1199 if( auto swrapper = cast(ArrayWrapperString) o ){ | |
1200 res[idx] = swrapper.array; | |
1201 } | |
1202 } | |
1203 return res; | |
1204 } | |
1205 assert( obj is null ); // if not null, it was the wrong type | |
1206 return null; | |
1207 } | |
1208 | |
1209 T[] arrayFromObject(T)( Object obj ){ | |
1210 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
1211 T[] res = new T[ wrapper.array.length ]; | |
1212 foreach( idx, o; wrapper.array ){ | |
1213 res[idx] = cast(T)o; | |
1214 } | |
1215 return res; | |
1216 } | |
1217 assert( obj is null ); // if not null, it was the wrong type | |
1218 return null; | |
1219 } | |
1220 | |
15 | 1221 |
197
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1222 bool ArrayEquals(T)( T[] a, T[] b ){ |
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1223 if( a.length !is b.length ){ |
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1224 return false; |
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1225 } |
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1226 for( int i = 0; i < a.length; i++ ){ |
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1227 static if( is( T==class) || is(T==interface)){ |
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1228 if( a[i] !is null && b[i] !is null ){ |
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1229 if( a[i] != b[i] ){ |
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1230 return false; |
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1231 } |
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1232 } |
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1233 else if( a[i] is null && b[i] is null ){ |
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1234 } |
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1235 else{ |
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1236 return false; |
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1237 } |
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1238 } |
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1239 else{ |
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1240 if( a[i] != b[i] ){ |
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1241 return false; |
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1242 } |
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1243 } |
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1244 } |
200 | 1245 return true; |
197
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1246 } |
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1247 |
305 | 1248 /+int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
197
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1249 int idx; |
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1250 foreach( e; s ){ |
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1251 if( e == src ){ |
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1252 return idx; |
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1253 } |
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1254 idx++; |
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1255 } |
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1256 return -1; |
305 | 1257 }+/ |
1258 | |
197
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1259 int arrayIndexOf(T)( T[] arr, T v ){ |
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1260 int res = -1; |
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1261 int idx = 0; |
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1262 foreach( p; arr ){ |
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1263 if( p == v){ |
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1264 res = idx; |
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1265 break; |
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1266 } |
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1267 idx++; |
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1268 } |
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1269 return res; |
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1270 } |
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1271 |
305 | 1272 // int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ |
1273 // int res = -1; | |
1274 // int idx = 0; | |
1275 // foreach( p; seq ){ | |
1276 // if( p == v){ | |
1277 // res = idx; | |
1278 // break; | |
1279 // } | |
1280 // idx++; | |
1281 // } | |
1282 // return res; | |
1283 // } | |
197
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1284 |
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1285 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
202 | 1286 auto e = new Exception( null ); |
1287 int idx = 0; | |
1288 const start = 3; | |
1289 foreach( msg; e.info ){ | |
1290 if( idx >= start && idx < start+deepth ) { | |
1291 Trace.formatln( "{}: {}", prefix, msg ); | |
197
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1292 } |
202 | 1293 idx++; |
197
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1294 } |
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1295 } |
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1296 |
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1297 struct ImportData{ |
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1298 void[] data; |
212
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1299 String name; |
197
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1300 |
212
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1301 public static ImportData opCall( void[] data, String name ){ |
197
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1302 ImportData res; |
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1303 res.data = data; |
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1304 res.name = name; |
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1305 return res; |
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1306 } |
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1307 } |
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1308 |
212
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|
1309 template getImportData(String name ){ |
197
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1310 const ImportData getImportData = ImportData( import(name), name ); |
212
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1311 } |
273
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1312 |
305 | 1313 interface CharSequence { |
1314 char charAt(int index); | |
1315 int length(); | |
1316 CharSequence subSequence(int start, int end); | |
1317 String toString(); | |
1318 } | |
1319 | |
1320 class StringCharSequence : CharSequence { | |
1321 private String str; | |
1322 this( String str ){ | |
1323 this.str = str; | |
1324 } | |
1325 char charAt(int index){ | |
1326 return str[index]; | |
1327 } | |
1328 int length(){ | |
1329 return str.length; | |
1330 } | |
1331 CharSequence subSequence(int start, int end){ | |
1332 return new StringCharSequence( str[ start .. end ]); | |
1333 } | |
1334 String toString(){ | |
1335 return str; | |
1336 } | |
1337 } | |
1338 | |
1339 |