Mercurial > projects > dwt-win
annotate dwt/dwthelper/utils.d @ 200:fef1e3b37378
sync with dwt-linux
author | Frank Benoit <benoit@tionex.de> |
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date | Fri, 11 Apr 2008 17:15:55 +0200 |
parents | 3d5dbb27dec2 |
children | 6293c40673a4 |
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; | |
15 | 7 public import Math = tango.math.Math; |
0 | 8 |
98 | 9 public import tango.core.Exception : IllegalArgumentException, IOException; |
97 | 10 |
0 | 11 import tango.io.Stdout; |
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12 import tango.io.Print; |
15 | 13 import tango.stdc.stringz; |
194 | 14 static import tango.text.Util; |
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15 static import tango.text.Text; |
0 | 16 import tango.text.Unicode; |
15 | 17 import tango.text.convert.Utf; |
177 | 18 import tango.core.Exception; |
0 | 19 import tango.stdc.stdlib : exit; |
20 | |
177 | 21 import tango.util.log.Trace; |
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22 import tango.text.UnicodeData; |
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23 static import tango.util.collection.model.Seq; |
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24 // static import tango.util.collection.ArraySeq; |
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25 // static import tango.util.collection.LinkSeq; |
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26 // static import tango.util.collection.model.Map; |
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27 // static import tango.util.collection.HashMap; |
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28 // |
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29 // alias tango.util.collection.model.Seq.Seq!(Object) List; |
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30 // alias tango.util.collection.ArraySeq.ArraySeq!(Object) ArrayList; |
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31 // alias tango.util.collection.LinkSeq.LinkSeq!(Object) LinkList; |
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32 // alias tango.util.collection.model.Map.Map!(Object,Object) Map; |
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33 // alias tango.util.collection.HashMap.HashMap!(Object,Object) HashMap; |
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34 |
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35 alias char[] String; |
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36 alias tango.text.Text.Text!(char) StringBuffer; |
177 | 37 |
0 | 38 void implMissing( char[] file, uint line ){ |
39 Stderr.formatln( "implementation missing in file {} line {}", file, line ); | |
40 Stderr.formatln( "exiting ..." ); | |
41 exit(1); | |
42 } | |
43 | |
44 abstract class ArrayWrapper{ | |
45 } | |
33 | 46 abstract class ValueWrapper{ |
47 } | |
0 | 48 |
49 class ArrayWrapperT(T) : ArrayWrapper { | |
50 public T[] array; | |
51 public this( T[] data ){ | |
52 array = data; | |
53 } | |
54 } | |
55 | |
33 | 56 class ValueWrapperT(T) : ValueWrapper { |
57 public T value; | |
58 public this( T data ){ | |
59 value = data; | |
60 } | |
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61 public int opEquals( T other ){ |
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62 return value == other; |
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63 } |
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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 return false; |
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69 } |
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70 } |
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71 |
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72 class Boolean : ValueWrapperT!(bool) { |
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73 public static Boolean TRUE; |
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74 public static Boolean FALSE; |
200 | 75 |
76 static this(){ | |
77 TRUE = new Boolean(true); | |
78 FALSE = new Boolean(false); | |
79 } | |
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80 public this( bool v ){ |
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81 super(v); |
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82 } |
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83 |
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84 alias ValueWrapperT!(bool).opEquals opEquals; |
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85 public int opEquals( int other ){ |
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86 return value == ( other !is 0 ); |
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87 } |
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88 public int opEquals( Object other ){ |
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89 if( auto o = cast(Boolean)other ){ |
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90 return value == o.value; |
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91 } |
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92 return false; |
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93 } |
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94 public bool booleanValue(){ |
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95 return value; |
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96 } |
33 | 97 } |
98 | |
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99 alias Boolean ValueWrapperBool; |
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100 |
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101 |
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102 class Byte : ValueWrapperT!(byte) { |
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103 public static byte parseByte( char[] s ){ |
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104 try{ |
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105 int res = tango.text.convert.Integer.parse( s ); |
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106 if( res < byte.min || res > byte.max ){ |
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107 throw new NumberFormatException( "out of range" ); |
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108 } |
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109 return res; |
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110 } |
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111 catch( IllegalArgumentException e ){ |
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112 throw new NumberFormatException( e ); |
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113 } |
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114 } |
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115 this( byte value ){ |
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116 super( value ); |
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117 } |
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118 } |
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119 alias Byte ValueWrapperByte; |
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120 |
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121 |
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122 class Integer : ValueWrapperT!(int) { |
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123 |
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124 public static int MIN_VALUE = 0x80000000; |
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125 public static int MAX_VALUE = 0x7fffffff; |
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126 public static int SIZE = 32; |
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127 |
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128 public this ( int value ){ |
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129 super( value ); |
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130 } |
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131 |
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132 public this ( char[] s ){ |
200 | 133 super(parseInt(s)); |
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134 } |
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135 |
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136 public static char[] toString( int i, int radix ){ |
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137 switch( radix ){ |
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138 case 2: |
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139 return toBinaryString(i); |
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140 case 8: |
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141 return toOctalString(i); |
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142 case 10: |
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143 return toString(i); |
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144 case 16: |
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145 return toHexString(i); |
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146 default: |
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147 implMissing( __FILE__, __LINE__ ); |
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148 return null; |
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149 } |
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150 } |
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151 |
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152 public static char[] toHexString( int i ){ |
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153 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Hex ); |
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154 } |
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155 |
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156 public static char[] toOctalString( int i ){ |
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157 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Octal ); |
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158 } |
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159 |
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160 public static char[] toBinaryString( int i ){ |
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161 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Binary ); |
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162 } |
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163 |
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164 public static char[] toString( int i ){ |
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165 return tango.text.convert.Integer.toString(i); |
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166 } |
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167 |
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168 public static int parseInt( char[] s, int radix ){ |
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169 try{ |
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170 return tango.text.convert.Integer.parse( s, cast(uint)radix ); |
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171 } |
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172 catch( IllegalArgumentException e ){ |
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173 throw new NumberFormatException( e ); |
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174 } |
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175 } |
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176 |
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177 public static int parseInt( char[] s ){ |
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178 try{ |
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179 return tango.text.convert.Integer.parse( s ); |
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180 } |
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181 catch( IllegalArgumentException e ){ |
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182 throw new NumberFormatException( e ); |
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183 } |
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184 } |
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185 |
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186 public static Integer valueOf( char[] s, int radix ){ |
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187 implMissing( __FILE__, __LINE__ ); |
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188 return null; |
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189 } |
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190 |
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191 public static Integer valueOf( char[] s ){ |
200 | 192 return valueOf( parseInt(s)); |
197
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193 } |
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194 |
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195 public static Integer valueOf( int i ){ |
200 | 196 return new Integer(i); |
197
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197 } |
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198 |
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199 public byte byteValue(){ |
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200 return cast(byte)value; |
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201 } |
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202 |
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203 public short shortValue(){ |
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204 return cast(short)value; |
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205 } |
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206 |
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207 public int intValue(){ |
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208 return value; |
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209 } |
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210 |
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211 public long longValue(){ |
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212 return cast(long)value; |
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213 } |
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214 |
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215 public float floatValue(){ |
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216 return cast(float)value; |
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217 } |
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218 |
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219 public double doubleValue(){ |
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220 return cast(double)value; |
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221 } |
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222 |
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223 public override hash_t toHash(){ |
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224 return intValue(); |
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225 } |
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226 |
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227 public override char[] toString(){ |
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228 return tango.text.convert.Integer.toString( value ); |
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229 } |
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230 } |
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231 alias Integer ValueWrapperInt; |
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232 |
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233 class Double : ValueWrapperT!(double) { |
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234 this( double value ){ |
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235 super(value); |
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236 } |
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237 this( char[] str ){ |
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238 implMissing( __FILE__, __LINE__ ); |
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239 super(0.0); |
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240 } |
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241 public double doubleValue(){ |
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242 return value; |
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243 } |
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244 public static char[] toString( double value ){ |
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245 implMissing( __FILE__, __LINE__ ); |
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246 return null; |
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247 } |
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248 } |
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249 |
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250 class Float : ValueWrapperT!(float) { |
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251 |
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252 public static float POSITIVE_INFINITY = (1.0f / 0.0f); |
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253 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); |
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254 public static float NaN = (0.0f / 0.0f); |
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255 public static float MAX_VALUE = 3.4028235e+38f; |
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256 public static float MIN_VALUE = 1.4e-45f; |
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257 public static int SIZE = 32; |
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258 |
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259 this( float value ){ |
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260 super(value); |
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261 } |
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262 this( char[] str ){ |
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263 implMissing( __FILE__, __LINE__ ); |
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264 super(0.0); |
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265 } |
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266 public float floatValue(){ |
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267 return value; |
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268 } |
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269 public static char[] toString( float value ){ |
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270 implMissing( __FILE__, __LINE__ ); |
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271 return null; |
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272 } |
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273 public static float parseFloat( char[] s ){ |
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274 try{ |
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275 return tango.text.convert.Float.toFloat( s ); |
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276 } |
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277 catch( IllegalArgumentException e ){ |
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278 throw new NumberFormatException( e ); |
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279 } |
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280 } |
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281 |
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282 } |
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283 class Long : ValueWrapperT!(long) { |
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284 this( long value ){ |
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285 super(value); |
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286 } |
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287 this( char[] str ){ |
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288 implMissing( __FILE__, __LINE__ ); |
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289 super(0); |
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290 } |
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291 public long longValue(){ |
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292 return value; |
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293 } |
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294 public static long parseLong(char[] s){ |
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295 implMissing( __FILE__, __LINE__ ); |
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296 return 0; |
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297 } |
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298 public static char[] toString( double value ){ |
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299 implMissing( __FILE__, __LINE__ ); |
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300 return null; |
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301 } |
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302 } |
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303 alias Long ValueWrapperLong; |
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304 |
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305 |
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306 // alias ValueWrapperT!(int) ValueWrapperInt; |
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307 |
0 | 308 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
309 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
310 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
311 alias ArrayWrapperT!(char) ArrayWrapperString; | |
312 alias ArrayWrapperT!(char[]) ArrayWrapperString2; | |
313 | |
197
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314 Object[] StringArrayToObjectArray( String[] strs ){ |
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315 Object[] res = new Object[strs.length]; |
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316 foreach( idx, str; strs ){ |
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317 res[idx] = new ArrayWrapperString(str); |
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318 } |
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319 return res; |
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320 } |
177 | 321 int codepointIndexToIndex( char[] str, int cpIndex ){ |
322 int cps = cpIndex; | |
323 int res = 0; | |
324 while( cps > 0 ){ | |
325 cps--; | |
326 if( str[res] < 0x80 ){ | |
327 res+=1; | |
328 } | |
329 else if( str[res] < 0xE0 ){ | |
330 res+=2; | |
331 } | |
332 else if( str[res] & 0xF0 ){ | |
333 res+=3; | |
334 } | |
335 else{ | |
336 res+=4; | |
337 } | |
338 } | |
339 return res; | |
340 } | |
341 int indexToCodepointIndex( char[] str, int index ){ | |
342 int i = 0; | |
343 int res = 0; | |
344 while( i < index ){ | |
345 if( str[i] < 0x80 ){ | |
346 i+=1; | |
347 } | |
348 else if( str[i] < 0xE0 ){ | |
349 i+=2; | |
350 } | |
351 else if( str[i] & 0xF0 ){ | |
352 i+=3; | |
353 } | |
354 else{ | |
355 i+=4; | |
356 } | |
357 res++; | |
358 } | |
359 return res; | |
360 } | |
361 | |
362 char[] firstCodePointStr( char[] str, out int consumed ){ | |
363 dchar[1] buf; | |
364 uint ate; | |
365 dchar[] res = str.toString32( buf, &ate ); | |
366 consumed = ate; | |
367 return str[ 0 .. ate ]; | |
368 } | |
369 | |
370 dchar firstCodePoint( char[] str ){ | |
371 int dummy; | |
372 return firstCodePoint( str, dummy ); | |
373 } | |
374 dchar firstCodePoint( char[] str, out int consumed ){ | |
375 dchar[1] buf; | |
376 uint ate; | |
377 dchar[] res = str.toString32( buf, &ate ); | |
378 consumed = ate; | |
379 if( ate is 0 || res.length is 0 ){ | |
380 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
0 | 381 } |
177 | 382 assert( ate > 0 ); |
383 assert( res.length is 1 ); | |
384 return res[0]; | |
0 | 385 } |
177 | 386 |
387 char[] dcharToString( dchar key ){ | |
388 dchar[1] buf; | |
389 buf[0] = key; | |
390 return tango.text.convert.Utf.toString( buf ); | |
391 } | |
392 | |
393 int codepointCount( char[] str ){ | |
394 scope dchar[] buf = new dchar[]( str.length ); | |
395 uint ate; | |
396 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); | |
397 assert( ate is str.length ); | |
398 return res.length; | |
399 } | |
400 | |
401 alias tango.text.convert.Utf.toString16 toString16; | |
402 alias tango.text.convert.Utf.toString toString; | |
403 | |
404 int getRelativeCodePointOffset( char[] str, int startIndex, int searchRelCp ){ | |
405 int ignore; | |
406 int i = startIndex; | |
407 if( searchRelCp > 0 ){ | |
408 while( searchRelCp !is 0 ){ | |
409 | |
410 if( ( i < str.length ) | |
411 && ( str[i] & 0x80 ) is 0x00 ) | |
412 { | |
413 i+=1; | |
414 } | |
415 else if( ( i+1 < str.length ) | |
416 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
417 && (( str[i ] & 0xE0 ) is 0xC0 )) | |
418 { | |
419 i+=2; | |
420 } | |
421 else if( ( i+2 < str.length ) | |
422 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
423 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
424 && (( str[i ] & 0xF0 ) is 0xE0 )) | |
425 { | |
426 i+=3; | |
427 } | |
428 else if(( i+3 < str.length ) | |
429 && (( str[i+3] & 0xC0 ) is 0x80 ) | |
430 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
431 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
432 && (( str[i ] & 0xF8 ) is 0xF0 )) | |
433 { | |
434 i+=4; | |
435 } | |
436 else{ | |
437 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
438 } | |
439 searchRelCp--; | |
440 } | |
441 } | |
442 else if( searchRelCp < 0 ){ | |
443 while( searchRelCp !is 0 ){ | |
444 do{ | |
445 i--; | |
446 if( i < 0 ){ | |
447 Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); | |
448 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
449 } | |
450 } while(( str[i] & 0xC0 ) is 0x80 ); | |
451 searchRelCp++; | |
452 } | |
453 } | |
454 return i - startIndex; | |
455 } | |
456 dchar getRelativeCodePoint( char[] str, int startIndex, int searchRelCp, out int relIndex ){ | |
457 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); | |
458 int ignore; | |
459 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); | |
460 } | |
461 | |
462 int utf8AdjustOffset( char[] str, int offset ){ | |
463 if( str.length <= offset || offset <= 0 ){ | |
464 return offset; | |
465 } | |
466 while(( str[offset] & 0xC0 ) is 0x80 ){ | |
467 offset--; | |
468 } | |
469 return offset; | |
470 } | |
471 | |
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472 bool CharacterIsDefined( dchar ch ){ |
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473 return (ch in tango.text.UnicodeData.unicodeData) !is null; |
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474 } |
177 | 475 dchar CharacterFirstToLower( char[] str ){ |
476 int consumed; | |
477 return CharacterFirstToLower( str, consumed ); | |
478 } | |
479 dchar CharacterFirstToLower( char[] str, out int consumed ){ | |
480 dchar[1] buf; | |
481 buf[0] = firstCodePoint( str, consumed ); | |
482 dchar[] r = tango.text.Unicode.toLower( buf ); | |
483 return r[0]; | |
484 } | |
485 | |
0 | 486 dchar CharacterToLower( dchar c ){ |
487 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
488 return r[0]; | |
489 } | |
490 dchar CharacterToUpper( dchar c ){ | |
491 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
492 return r[0]; | |
493 } | |
52 | 494 bool CharacterIsWhitespace( dchar c ){ |
495 return tango.text.Unicode.isWhitespace( c ); | |
496 } | |
65 | 497 bool CharacterIsDigit( dchar c ){ |
498 return tango.text.Unicode.isDigit( c ); | |
499 } | |
197
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500 bool CharacterIsLetter( dchar c ){ |
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501 return tango.text.Unicode.isLetter( c ); |
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502 } |
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503 public char[] toUpperCase( char[] str ){ |
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504 return tango.text.Unicode.toUpper( str ); |
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505 } |
0 | 506 |
15 | 507 public int indexOf( char[] str, char searched ){ |
508 int res = tango.text.Util.locate( str, searched ); | |
509 if( res is str.length ) res = -1; | |
510 return res; | |
511 } | |
512 | |
513 public int indexOf( char[] str, char searched, int startpos ){ | |
514 int res = tango.text.Util.locate( str, searched, startpos ); | |
515 if( res is str.length ) res = -1; | |
516 return res; | |
517 } | |
518 | |
65 | 519 public int indexOf(char[] str, char[] ch){ |
520 return indexOf( str, ch, 0 ); | |
521 } | |
522 | |
15 | 523 public int indexOf(char[] str, char[] ch, int start){ |
524 int res = tango.text.Util.locatePattern( str, ch, start ); | |
525 if( res is str.length ) res = -1; | |
526 return res; | |
527 } | |
528 | |
177 | 529 public int lastIndexOf(char[] str, char ch){ |
530 return lastIndexOf( str, ch, str.length ); | |
531 } | |
532 public int lastIndexOf(char[] str, char ch, int formIndex){ | |
533 int res = tango.text.Util.locatePrior( str, ch, formIndex ); | |
534 if( res is str.length ) res = -1; | |
535 return res; | |
536 } | |
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537 public int lastIndexOf(char[] str, char[] ch ){ |
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538 return lastIndexOf( str, ch, str.length ); |
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539 } |
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540 public int lastIndexOf(char[] str, char[] ch, int start ){ |
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541 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
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542 if( res is str.length ) res = -1; |
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543 return res; |
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544 } |
177 | 545 |
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546 public char[] replace( char[] str, char from, char to ){ |
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547 return tango.text.Util.replace( str.dup, from, to ); |
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548 } |
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549 |
15 | 550 public char[] substring( char[] str, int start ){ |
551 return str[ start .. $ ].dup; | |
552 } | |
553 | |
554 public char[] substring( char[] str, int start, int end ){ | |
555 return str[ start .. end ].dup; | |
556 } | |
557 | |
558 public wchar[] substring( wchar[] str, int start ){ | |
559 return str[ start .. $ ].dup; | |
560 } | |
561 | |
562 public wchar[] substring( wchar[] str, int start, int end ){ | |
563 return str[ start .. end ].dup; | |
564 } | |
565 | |
566 public char charAt( char[] str, int pos ){ | |
567 return str[ pos ]; | |
568 } | |
569 | |
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570 public void getChars( char[] src, int srcBegin, int srcEnd, char[] dst, int dstBegin){ |
23 | 571 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
22
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572 } |
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573 |
28 | 574 public wchar[] toCharArray( char[] str ){ |
30 | 575 return toString16( str ); |
28 | 576 } |
577 | |
22
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578 public bool endsWith( char[] src, char[] pattern ){ |
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579 if( src.length < pattern.length ){ |
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580 return false; |
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581 } |
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582 return src[ $-pattern.length .. $ ] == pattern; |
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583 } |
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584 |
177 | 585 public bool equals( char[] src, char[] other ){ |
586 return src == other; | |
587 } | |
588 | |
589 public bool equalsIgnoreCase( char[] src, char[] other ){ | |
590 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); | |
591 } | |
592 | |
98 | 593 public bool startsWith( char[] src, char[] pattern ){ |
594 if( src.length < pattern.length ){ | |
595 return false; | |
596 } | |
597 return src[ 0 .. pattern.length ] == pattern; | |
598 } | |
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599 |
22
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600 public char[] toLowerCase( char[] src ){ |
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601 return tango.text.Unicode.toLower( src ); |
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602 } |
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603 |
177 | 604 public hash_t toHash( char[] src ){ |
605 return typeid(char[]).getHash(&src); | |
606 } | |
607 | |
190 | 608 public char[] trim( char[] str ){ |
609 return tango.text.Util.trim( str ).dup; | |
610 } | |
197
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611 public char[] intern( char[] str ){ |
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612 return str; |
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613 } |
190 | 614 |
187
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615 public char* toStringzValidPtr( char[] src ){ |
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616 if( src ){ |
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617 return src.toStringz(); |
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618 } |
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619 else{ |
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620 static const char[] nullPtr = "\0"; |
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621 return nullPtr.ptr; |
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622 } |
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623 } |
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624 |
15 | 625 static char[] toHex(uint value, bool prefix = true, int radix = 8){ |
22
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626 return tango.text.convert.Integer.toString( |
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627 value, |
15 | 628 radix is 10 ? tango.text.convert.Integer.Style.Signed : |
629 radix is 8 ? tango.text.convert.Integer.Style.Octal : | |
630 radix is 16 ? tango.text.convert.Integer.Style.Hex : | |
631 tango.text.convert.Integer.Style.Signed, | |
632 prefix ? tango.text.convert.Integer.Flags.Prefix : tango.text.convert.Integer.Flags.None | |
633 ); | |
634 } | |
635 | |
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636 class RuntimeException : Exception { |
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637 this( char[] e = null){ |
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638 super(e); |
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639 } |
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640 this( Exception e ){ |
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641 super(e.toString); |
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642 next = e; |
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643 } |
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644 public Exception getCause() { |
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645 return next; |
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646 } |
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647 |
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648 } |
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649 class IndexOutOfBoundsException : Exception { |
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650 this( char[] e = null){ |
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651 super(e); |
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652 } |
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653 } |
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654 |
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655 class UnsupportedOperationException : RuntimeException { |
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656 this( char[] e = null){ |
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657 super(e); |
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658 } |
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659 this( Exception e ){ |
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660 super(e.toString); |
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661 } |
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662 } |
15 | 663 class NumberFormatException : IllegalArgumentException { |
664 this( char[] e ){ | |
665 super(e); | |
666 } | |
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667 this( Exception e ){ |
15 | 668 super(e.toString); |
669 } | |
670 } | |
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671 class NullPointerException : Exception { |
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672 this( char[] e = null ){ |
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673 super(e); |
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674 } |
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675 this( Exception e ){ |
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676 super(e.toString); |
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677 } |
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678 } |
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679 class IllegalStateException : Exception { |
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680 this( char[] e = null ){ |
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681 super(e); |
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682 } |
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683 this( Exception e ){ |
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684 super(e.toString); |
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685 } |
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686 } |
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687 class InterruptedException : Exception { |
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688 this( char[] e = null ){ |
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689 super(e); |
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690 } |
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691 this( Exception e ){ |
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692 super(e.toString); |
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693 } |
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694 } |
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695 class InvocationTargetException : Exception { |
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696 Exception cause; |
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697 this( Exception e = null, char[] msg = null ){ |
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698 super(msg); |
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699 cause = e; |
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700 } |
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701 |
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702 alias getCause getTargetException; |
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703 Exception getCause(){ |
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704 return cause; |
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705 } |
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706 } |
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707 class MissingResourceException : Exception { |
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708 char[] classname; |
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709 char[] key; |
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710 this( char[] msg, char[] classname, char[] key ){ |
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711 super(msg); |
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712 this.classname = classname; |
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713 this.key = key; |
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714 } |
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715 } |
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716 class ParseException : Exception { |
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717 this( char[] e = null ){ |
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718 super(e); |
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719 } |
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720 } |
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721 |
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722 interface Cloneable{ |
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723 } |
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724 |
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725 interface Comparable { |
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726 int compareTo(Object o); |
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727 } |
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728 interface Comparator { |
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729 int compare(Object o1, Object o2); |
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730 } |
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731 interface EventListener{ |
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732 } |
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733 |
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734 class EventObject { |
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735 protected Object source; |
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736 |
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737 public this(Object source) { |
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738 if (source is null) |
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739 throw new IllegalArgumentException( "null arg" ); |
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740 this.source = source; |
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741 } |
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742 |
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743 public Object getSource() { |
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744 return source; |
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745 } |
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746 |
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747 public override char[] toString() { |
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748 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
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749 } |
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750 } |
15 | 751 |
79 | 752 private struct GCStats { |
40 | 753 size_t poolsize; // total size of pool |
754 size_t usedsize; // bytes allocated | |
755 size_t freeblocks; // number of blocks marked FREE | |
756 size_t freelistsize; // total of memory on free lists | |
757 size_t pageblocks; // number of blocks marked PAGE | |
758 } | |
79 | 759 private extern(C) GCStats gc_stats(); |
760 | |
40 | 761 size_t RuntimeTotalMemory(){ |
762 GCStats s = gc_stats(); | |
763 return s.poolsize; | |
764 } | |
15 | 765 |
766 | |
197
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767 void ExceptionPrintStackTrace( Exception e ){ |
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768 ExceptionPrintStackTrace( e, Stderr ); |
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769 } |
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770 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ |
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771 print.formatln( "Exception in {}({}): {}", e.file, e.line, e.msg ); |
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772 } |
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773 |
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774 interface Reader{ |
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775 } |
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776 interface Writer{ |
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777 } |
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778 |
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779 |
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780 class Collator : Comparator { |
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781 public static Collator getInstance(){ |
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782 implMissing( __FILE__, __LINE__ ); |
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783 return null; |
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784 } |
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785 private this(){ |
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786 } |
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787 int compare(Object o1, Object o2){ |
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788 implMissing( __FILE__, __LINE__ ); |
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789 return 0; |
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790 } |
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791 } |
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792 |
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793 interface Enumeration { |
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794 public bool hasMoreElements(); |
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795 public Object nextElement(); |
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796 } |
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797 |
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798 |
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799 template arraycast(T) { |
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800 T[] arraycast(U) (U[] u) { |
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801 static if ( |
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802 (is (T == interface ) && is (U == interface )) || |
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803 (is (T == class ) && is (U == class ))) { |
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804 return(cast(T[])u); |
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805 } |
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806 else { |
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807 int l = u.length; |
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808 T[] res; |
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809 res.length = l; |
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810 for (int i = 0; i < l; i++) { |
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811 res[i] = cast(T)u[i]; |
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812 } |
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813 return(res); |
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814 } |
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815 } |
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816 } |
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817 |
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818 char[] stringcast( Object o ){ |
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819 if( auto str = cast(ArrayWrapperString) o ){ |
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820 return str.array; |
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821 } |
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822 return null; |
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823 } |
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824 char[][] stringcast( Object[] objs ){ |
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825 char[][] res = new char[][](objs.length); |
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826 foreach( idx, obj; objs ){ |
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827 res[idx] = stringcast(obj); |
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828 } |
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829 return res; |
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830 } |
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831 ArrayWrapperString stringcast( char[] str ){ |
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832 return new ArrayWrapperString( str ); |
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833 } |
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834 ArrayWrapperString[] stringcast( char[][] strs ){ |
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835 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
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836 foreach( idx, str; strs ){ |
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837 res[idx] = stringcast(str); |
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838 } |
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839 return res; |
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840 } |
15 | 841 |
842 | |
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843 bool ArrayEquals(T)( T[] a, T[] b ){ |
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844 if( a.length !is b.length ){ |
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845 return false; |
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846 } |
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847 for( int i = 0; i < a.length; i++ ){ |
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848 static if( is( T==class) || is(T==interface)){ |
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849 if( a[i] !is null && b[i] !is null ){ |
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850 if( a[i] != b[i] ){ |
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851 return false; |
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852 } |
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853 } |
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854 else if( a[i] is null && b[i] is null ){ |
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855 } |
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856 else{ |
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857 return false; |
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858 } |
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859 } |
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860 else{ |
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861 if( a[i] != b[i] ){ |
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862 return false; |
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863 } |
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864 } |
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865 } |
200 | 866 return true; |
197
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867 } |
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868 |
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869 class Arrays{ |
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870 public static bool equals(Object[] a, Object[] b){ |
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871 if( a.length !is b.length ){ |
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872 return false; |
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873 } |
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874 for( int i = 0; i < a.length; i++ ){ |
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875 if( a[i] is null && b[i] is null ){ |
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876 continue; |
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877 } |
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878 if( a[i] !is null && b[i] !is null && a[i] == b[i] ){ |
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879 continue; |
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880 } |
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881 return false; |
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882 } |
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883 return true; |
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884 } |
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885 } |
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886 |
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887 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
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888 int idx; |
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889 foreach( e; s ){ |
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890 if( e == src ){ |
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891 return idx; |
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892 } |
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893 idx++; |
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894 } |
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895 return -1; |
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896 } |
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897 int arrayIndexOf(T)( T[] arr, T v ){ |
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898 int res = -1; |
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899 int idx = 0; |
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900 foreach( p; arr ){ |
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901 if( p == v){ |
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902 res = idx; |
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|
903 break; |
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|
904 } |
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905 idx++; |
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906 } |
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907 return res; |
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908 } |
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909 |
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910 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ |
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911 int res = -1; |
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912 int idx = 0; |
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913 foreach( p; seq ){ |
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914 if( p == v){ |
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915 res = idx; |
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916 break; |
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917 } |
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918 idx++; |
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919 } |
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920 return res; |
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921 } |
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922 |
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923 void PrintStackTrace(){ |
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924 try{ |
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925 throw new Exception( null ); |
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|
926 } |
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927 catch( Exception e ){ |
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928 foreach( msg; e.info ){ |
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929 Trace.formatln( "trc: {}", msg ); |
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930 } |
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|
931 } |
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932 } |
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933 |
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934 struct ImportData{ |
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935 void[] data; |
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936 char[] name; |
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937 |
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938 public static ImportData opCall( void[] data, char[] name ){ |
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939 ImportData res; |
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940 res.data = data; |
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941 res.name = name; |
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942 return res; |
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943 } |
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944 } |
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945 |
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946 template getImportData(char[] name ){ |
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947 const ImportData getImportData = ImportData( import(name), name ); |
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948 } |