Mercurial > projects > dwt-win
annotate dwt/dwthelper/utils.d @ 197:184ab53b7785
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author | Frank Benoit <benoit@tionex.de> |
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date | Thu, 10 Apr 2008 11:19:49 +0200 |
parents | 3afcd4ddcf90 |
children | 3d5dbb27dec2 |
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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; |
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75 public this( bool v ){ |
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76 super(v); |
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77 } |
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78 |
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79 alias ValueWrapperT!(bool).opEquals opEquals; |
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80 public int opEquals( int other ){ |
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81 return value == ( other !is 0 ); |
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82 } |
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83 public int opEquals( Object other ){ |
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84 if( auto o = cast(Boolean)other ){ |
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85 return value == o.value; |
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86 } |
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87 return false; |
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88 } |
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89 public bool booleanValue(){ |
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90 return value; |
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91 } |
33 | 92 } |
93 | |
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94 alias Boolean ValueWrapperBool; |
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95 |
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96 |
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97 class Byte : ValueWrapperT!(byte) { |
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98 public static byte parseByte( char[] s ){ |
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99 try{ |
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100 int res = tango.text.convert.Integer.parse( s ); |
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101 if( res < byte.min || res > byte.max ){ |
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102 throw new NumberFormatException( "out of range" ); |
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103 } |
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104 return res; |
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105 } |
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106 catch( IllegalArgumentException e ){ |
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107 throw new NumberFormatException( e ); |
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108 } |
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109 } |
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110 this( byte value ){ |
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111 super( value ); |
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112 } |
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113 } |
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114 alias Byte ValueWrapperByte; |
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115 |
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116 |
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117 class Integer : ValueWrapperT!(int) { |
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118 |
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119 public static int MIN_VALUE = 0x80000000; |
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120 public static int MAX_VALUE = 0x7fffffff; |
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121 public static int SIZE = 32; |
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122 |
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123 public this ( int value ){ |
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124 super( value ); |
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125 } |
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126 |
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127 public this ( char[] s ){ |
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128 implMissing( __FILE__, __LINE__ ); |
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129 super(0); |
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130 } |
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131 |
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132 public static char[] toString( int i, int radix ){ |
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133 switch( radix ){ |
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134 case 2: |
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135 return toBinaryString(i); |
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136 case 8: |
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137 return toOctalString(i); |
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138 case 10: |
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139 return toString(i); |
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140 case 16: |
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141 return toHexString(i); |
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142 default: |
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143 implMissing( __FILE__, __LINE__ ); |
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144 return null; |
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145 } |
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146 } |
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147 |
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148 public static char[] toHexString( int i ){ |
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149 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Hex ); |
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150 } |
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151 |
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152 public static char[] toOctalString( int i ){ |
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153 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Octal ); |
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154 } |
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155 |
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156 public static char[] toBinaryString( int i ){ |
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157 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Binary ); |
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158 } |
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159 |
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160 public static char[] toString( int i ){ |
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161 return tango.text.convert.Integer.toString(i); |
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162 } |
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163 |
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164 public static int parseInt( char[] s, int radix ){ |
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165 try{ |
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166 return tango.text.convert.Integer.parse( s, cast(uint)radix ); |
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167 } |
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168 catch( IllegalArgumentException e ){ |
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169 throw new NumberFormatException( e ); |
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170 } |
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171 } |
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172 |
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173 public static int parseInt( char[] s ){ |
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174 try{ |
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175 return tango.text.convert.Integer.parse( s ); |
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176 } |
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177 catch( IllegalArgumentException e ){ |
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178 throw new NumberFormatException( e ); |
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179 } |
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180 } |
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181 |
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182 public static Integer valueOf( char[] s, int radix ){ |
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183 implMissing( __FILE__, __LINE__ ); |
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184 return null; |
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185 } |
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186 |
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187 public static Integer valueOf( char[] s ){ |
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188 implMissing( __FILE__, __LINE__ ); |
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189 return null; |
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190 } |
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191 |
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192 public static Integer valueOf( int i ){ |
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193 implMissing( __FILE__, __LINE__ ); |
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194 return null; |
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195 } |
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196 |
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197 public byte byteValue(){ |
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198 return cast(byte)value; |
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199 } |
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200 |
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201 public short shortValue(){ |
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202 return cast(short)value; |
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203 } |
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204 |
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205 public int intValue(){ |
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206 return value; |
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207 } |
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208 |
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209 public long longValue(){ |
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210 return cast(long)value; |
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211 } |
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212 |
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213 public float floatValue(){ |
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214 return cast(float)value; |
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215 } |
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216 |
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217 public double doubleValue(){ |
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218 return cast(double)value; |
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219 } |
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220 |
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221 public override hash_t toHash(){ |
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222 return intValue(); |
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223 } |
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224 |
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225 public override char[] toString(){ |
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226 return tango.text.convert.Integer.toString( value ); |
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227 } |
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228 } |
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229 alias Integer ValueWrapperInt; |
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230 |
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231 class Double : ValueWrapperT!(double) { |
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232 this( double value ){ |
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233 super(value); |
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234 } |
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235 this( char[] str ){ |
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236 implMissing( __FILE__, __LINE__ ); |
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237 super(0.0); |
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238 } |
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239 public double doubleValue(){ |
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240 return value; |
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241 } |
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242 public static char[] toString( double value ){ |
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243 implMissing( __FILE__, __LINE__ ); |
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244 return null; |
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245 } |
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246 } |
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247 |
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248 class Float : ValueWrapperT!(float) { |
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249 |
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250 public static float POSITIVE_INFINITY = (1.0f / 0.0f); |
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251 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); |
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252 public static float NaN = (0.0f / 0.0f); |
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253 public static float MAX_VALUE = 3.4028235e+38f; |
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254 public static float MIN_VALUE = 1.4e-45f; |
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255 public static int SIZE = 32; |
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256 |
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257 this( float value ){ |
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258 super(value); |
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259 } |
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260 this( char[] str ){ |
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261 implMissing( __FILE__, __LINE__ ); |
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262 super(0.0); |
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263 } |
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264 public float floatValue(){ |
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265 return value; |
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266 } |
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267 public static char[] toString( float value ){ |
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268 implMissing( __FILE__, __LINE__ ); |
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269 return null; |
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270 } |
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271 public static float parseFloat( char[] s ){ |
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272 try{ |
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273 return tango.text.convert.Float.toFloat( s ); |
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274 } |
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275 catch( IllegalArgumentException e ){ |
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276 throw new NumberFormatException( e ); |
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277 } |
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278 } |
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279 |
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280 } |
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281 class Long : ValueWrapperT!(long) { |
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282 this( long value ){ |
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283 super(value); |
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284 } |
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285 this( char[] str ){ |
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286 implMissing( __FILE__, __LINE__ ); |
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287 super(0); |
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288 } |
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289 public long longValue(){ |
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290 return value; |
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291 } |
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292 public static long parseLong(char[] s){ |
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293 implMissing( __FILE__, __LINE__ ); |
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294 return 0; |
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295 } |
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296 public static char[] toString( double value ){ |
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297 implMissing( __FILE__, __LINE__ ); |
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298 return null; |
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299 } |
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300 } |
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301 alias Long ValueWrapperLong; |
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302 |
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303 |
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304 // alias ValueWrapperT!(int) ValueWrapperInt; |
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305 |
0 | 306 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
307 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
308 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
309 alias ArrayWrapperT!(char) ArrayWrapperString; | |
310 alias ArrayWrapperT!(char[]) ArrayWrapperString2; | |
311 | |
197
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312 Object[] StringArrayToObjectArray( String[] strs ){ |
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313 Object[] res = new Object[strs.length]; |
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314 foreach( idx, str; strs ){ |
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315 res[idx] = new ArrayWrapperString(str); |
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316 } |
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317 return res; |
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318 } |
177 | 319 int codepointIndexToIndex( char[] str, int cpIndex ){ |
320 int cps = cpIndex; | |
321 int res = 0; | |
322 while( cps > 0 ){ | |
323 cps--; | |
324 if( str[res] < 0x80 ){ | |
325 res+=1; | |
326 } | |
327 else if( str[res] < 0xE0 ){ | |
328 res+=2; | |
329 } | |
330 else if( str[res] & 0xF0 ){ | |
331 res+=3; | |
332 } | |
333 else{ | |
334 res+=4; | |
335 } | |
336 } | |
337 return res; | |
338 } | |
339 int indexToCodepointIndex( char[] str, int index ){ | |
340 int i = 0; | |
341 int res = 0; | |
342 while( i < index ){ | |
343 if( str[i] < 0x80 ){ | |
344 i+=1; | |
345 } | |
346 else if( str[i] < 0xE0 ){ | |
347 i+=2; | |
348 } | |
349 else if( str[i] & 0xF0 ){ | |
350 i+=3; | |
351 } | |
352 else{ | |
353 i+=4; | |
354 } | |
355 res++; | |
356 } | |
357 return res; | |
358 } | |
359 | |
360 char[] firstCodePointStr( char[] str, out int consumed ){ | |
361 dchar[1] buf; | |
362 uint ate; | |
363 dchar[] res = str.toString32( buf, &ate ); | |
364 consumed = ate; | |
365 return str[ 0 .. ate ]; | |
366 } | |
367 | |
368 dchar firstCodePoint( char[] str ){ | |
369 int dummy; | |
370 return firstCodePoint( str, dummy ); | |
371 } | |
372 dchar firstCodePoint( char[] str, out int consumed ){ | |
373 dchar[1] buf; | |
374 uint ate; | |
375 dchar[] res = str.toString32( buf, &ate ); | |
376 consumed = ate; | |
377 if( ate is 0 || res.length is 0 ){ | |
378 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
0 | 379 } |
177 | 380 assert( ate > 0 ); |
381 assert( res.length is 1 ); | |
382 return res[0]; | |
0 | 383 } |
177 | 384 |
385 char[] dcharToString( dchar key ){ | |
386 dchar[1] buf; | |
387 buf[0] = key; | |
388 return tango.text.convert.Utf.toString( buf ); | |
389 } | |
390 | |
391 int codepointCount( char[] str ){ | |
392 scope dchar[] buf = new dchar[]( str.length ); | |
393 uint ate; | |
394 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); | |
395 assert( ate is str.length ); | |
396 return res.length; | |
397 } | |
398 | |
399 alias tango.text.convert.Utf.toString16 toString16; | |
400 alias tango.text.convert.Utf.toString toString; | |
401 | |
402 int getRelativeCodePointOffset( char[] str, int startIndex, int searchRelCp ){ | |
403 int ignore; | |
404 int i = startIndex; | |
405 if( searchRelCp > 0 ){ | |
406 while( searchRelCp !is 0 ){ | |
407 | |
408 if( ( i < str.length ) | |
409 && ( str[i] & 0x80 ) is 0x00 ) | |
410 { | |
411 i+=1; | |
412 } | |
413 else if( ( i+1 < str.length ) | |
414 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
415 && (( str[i ] & 0xE0 ) is 0xC0 )) | |
416 { | |
417 i+=2; | |
418 } | |
419 else if( ( i+2 < str.length ) | |
420 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
421 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
422 && (( str[i ] & 0xF0 ) is 0xE0 )) | |
423 { | |
424 i+=3; | |
425 } | |
426 else if(( i+3 < str.length ) | |
427 && (( str[i+3] & 0xC0 ) is 0x80 ) | |
428 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
429 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
430 && (( str[i ] & 0xF8 ) is 0xF0 )) | |
431 { | |
432 i+=4; | |
433 } | |
434 else{ | |
435 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
436 } | |
437 searchRelCp--; | |
438 } | |
439 } | |
440 else if( searchRelCp < 0 ){ | |
441 while( searchRelCp !is 0 ){ | |
442 do{ | |
443 i--; | |
444 if( i < 0 ){ | |
445 Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); | |
446 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
447 } | |
448 } while(( str[i] & 0xC0 ) is 0x80 ); | |
449 searchRelCp++; | |
450 } | |
451 } | |
452 return i - startIndex; | |
453 } | |
454 dchar getRelativeCodePoint( char[] str, int startIndex, int searchRelCp, out int relIndex ){ | |
455 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); | |
456 int ignore; | |
457 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); | |
458 } | |
459 | |
460 int utf8AdjustOffset( char[] str, int offset ){ | |
461 if( str.length <= offset || offset <= 0 ){ | |
462 return offset; | |
463 } | |
464 while(( str[offset] & 0xC0 ) is 0x80 ){ | |
465 offset--; | |
466 } | |
467 return offset; | |
468 } | |
469 | |
197
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470 bool CharacterIsDefined( dchar ch ){ |
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471 return (ch in tango.text.UnicodeData.unicodeData) !is null; |
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472 } |
177 | 473 dchar CharacterFirstToLower( char[] str ){ |
474 int consumed; | |
475 return CharacterFirstToLower( str, consumed ); | |
476 } | |
477 dchar CharacterFirstToLower( char[] str, out int consumed ){ | |
478 dchar[1] buf; | |
479 buf[0] = firstCodePoint( str, consumed ); | |
480 dchar[] r = tango.text.Unicode.toLower( buf ); | |
481 return r[0]; | |
482 } | |
483 | |
0 | 484 dchar CharacterToLower( dchar c ){ |
485 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
486 return r[0]; | |
487 } | |
488 dchar CharacterToUpper( dchar c ){ | |
489 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
490 return r[0]; | |
491 } | |
52 | 492 bool CharacterIsWhitespace( dchar c ){ |
493 return tango.text.Unicode.isWhitespace( c ); | |
494 } | |
65 | 495 bool CharacterIsDigit( dchar c ){ |
496 return tango.text.Unicode.isDigit( c ); | |
497 } | |
197
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498 bool CharacterIsLetter( dchar c ){ |
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499 return tango.text.Unicode.isLetter( c ); |
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500 } |
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501 public char[] toUpperCase( char[] str ){ |
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502 return tango.text.Unicode.toUpper( str ); |
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503 } |
0 | 504 |
15 | 505 public int indexOf( char[] str, char searched ){ |
506 int res = tango.text.Util.locate( str, searched ); | |
507 if( res is str.length ) res = -1; | |
508 return res; | |
509 } | |
510 | |
511 public int indexOf( char[] str, char searched, int startpos ){ | |
512 int res = tango.text.Util.locate( str, searched, startpos ); | |
513 if( res is str.length ) res = -1; | |
514 return res; | |
515 } | |
516 | |
65 | 517 public int indexOf(char[] str, char[] ch){ |
518 return indexOf( str, ch, 0 ); | |
519 } | |
520 | |
15 | 521 public int indexOf(char[] str, char[] ch, int start){ |
522 int res = tango.text.Util.locatePattern( str, ch, start ); | |
523 if( res is str.length ) res = -1; | |
524 return res; | |
525 } | |
526 | |
177 | 527 public int lastIndexOf(char[] str, char ch){ |
528 return lastIndexOf( str, ch, str.length ); | |
529 } | |
530 public int lastIndexOf(char[] str, char ch, int formIndex){ | |
531 int res = tango.text.Util.locatePrior( str, ch, formIndex ); | |
532 if( res is str.length ) res = -1; | |
533 return res; | |
534 } | |
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535 public int lastIndexOf(char[] str, char[] ch ){ |
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536 return lastIndexOf( str, ch, str.length ); |
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537 } |
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538 public int lastIndexOf(char[] str, char[] ch, int start ){ |
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539 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
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540 if( res is str.length ) res = -1; |
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541 return res; |
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542 } |
177 | 543 |
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544 public char[] replace( char[] str, char from, char to ){ |
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545 return tango.text.Util.replace( str.dup, from, to ); |
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546 } |
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547 |
15 | 548 public char[] substring( char[] str, int start ){ |
549 return str[ start .. $ ].dup; | |
550 } | |
551 | |
552 public char[] substring( char[] str, int start, int end ){ | |
553 return str[ start .. end ].dup; | |
554 } | |
555 | |
556 public wchar[] substring( wchar[] str, int start ){ | |
557 return str[ start .. $ ].dup; | |
558 } | |
559 | |
560 public wchar[] substring( wchar[] str, int start, int end ){ | |
561 return str[ start .. end ].dup; | |
562 } | |
563 | |
564 public char charAt( char[] str, int pos ){ | |
565 return str[ pos ]; | |
566 } | |
567 | |
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568 public void getChars( char[] src, int srcBegin, int srcEnd, char[] dst, int dstBegin){ |
23 | 569 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
22
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570 } |
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571 |
28 | 572 public wchar[] toCharArray( char[] str ){ |
30 | 573 return toString16( str ); |
28 | 574 } |
575 | |
22
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576 public bool endsWith( char[] src, char[] pattern ){ |
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577 if( src.length < pattern.length ){ |
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578 return false; |
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579 } |
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580 return src[ $-pattern.length .. $ ] == pattern; |
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581 } |
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582 |
177 | 583 public bool equals( char[] src, char[] other ){ |
584 return src == other; | |
585 } | |
586 | |
587 public bool equalsIgnoreCase( char[] src, char[] other ){ | |
588 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); | |
589 } | |
590 | |
98 | 591 public bool startsWith( char[] src, char[] pattern ){ |
592 if( src.length < pattern.length ){ | |
593 return false; | |
594 } | |
595 return src[ 0 .. pattern.length ] == pattern; | |
596 } | |
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597 |
22
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598 public char[] toLowerCase( char[] src ){ |
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599 return tango.text.Unicode.toLower( src ); |
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600 } |
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601 |
177 | 602 public hash_t toHash( char[] src ){ |
603 return typeid(char[]).getHash(&src); | |
604 } | |
605 | |
190 | 606 public char[] trim( char[] str ){ |
607 return tango.text.Util.trim( str ).dup; | |
608 } | |
197
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609 public char[] intern( char[] str ){ |
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610 return str; |
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611 } |
190 | 612 |
187
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613 public char* toStringzValidPtr( char[] src ){ |
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614 if( src ){ |
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615 return src.toStringz(); |
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616 } |
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617 else{ |
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618 static const char[] nullPtr = "\0"; |
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619 return nullPtr.ptr; |
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620 } |
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621 } |
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622 |
15 | 623 static char[] toHex(uint value, bool prefix = true, int radix = 8){ |
22
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624 return tango.text.convert.Integer.toString( |
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625 value, |
15 | 626 radix is 10 ? tango.text.convert.Integer.Style.Signed : |
627 radix is 8 ? tango.text.convert.Integer.Style.Octal : | |
628 radix is 16 ? tango.text.convert.Integer.Style.Hex : | |
629 tango.text.convert.Integer.Style.Signed, | |
630 prefix ? tango.text.convert.Integer.Flags.Prefix : tango.text.convert.Integer.Flags.None | |
631 ); | |
632 } | |
633 | |
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634 class RuntimeException : Exception { |
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635 this( char[] e = null){ |
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636 super(e); |
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637 } |
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638 this( Exception e ){ |
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639 super(e.toString); |
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640 } |
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641 } |
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642 class IndexOutOfBoundsException : Exception { |
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643 this( char[] e = null){ |
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644 super(e); |
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645 } |
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646 } |
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647 |
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648 class UnsupportedOperationException : RuntimeException { |
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649 this( char[] e = null){ |
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650 super(e); |
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651 } |
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652 this( Exception e ){ |
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653 super(e.toString); |
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654 } |
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655 } |
15 | 656 class NumberFormatException : IllegalArgumentException { |
657 this( char[] e ){ | |
658 super(e); | |
659 } | |
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660 this( Exception e ){ |
15 | 661 super(e.toString); |
662 } | |
663 } | |
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664 class NullPointerException : Exception { |
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665 this( char[] e = null ){ |
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666 super(e); |
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667 } |
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668 this( Exception e ){ |
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669 super(e.toString); |
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670 } |
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671 } |
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672 class IllegalStateException : Exception { |
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673 this( char[] e = null ){ |
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674 super(e); |
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675 } |
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676 this( Exception e ){ |
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677 super(e.toString); |
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678 } |
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679 } |
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680 class InterruptedException : Exception { |
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681 this( char[] e = null ){ |
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682 super(e); |
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683 } |
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684 this( Exception e ){ |
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685 super(e.toString); |
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686 } |
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687 } |
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688 class InvocationTargetException : Exception { |
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689 Exception cause; |
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690 this( Exception e = null, char[] msg = null ){ |
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691 super(msg); |
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692 cause = e; |
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693 } |
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694 |
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695 alias getCause getTargetException; |
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696 Exception getCause(){ |
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697 return cause; |
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698 } |
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699 } |
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700 class MissingResourceException : Exception { |
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701 char[] classname; |
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702 char[] key; |
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703 this( char[] msg, char[] classname, char[] key ){ |
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704 super(msg); |
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705 this.classname = classname; |
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706 this.key = key; |
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707 } |
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708 } |
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709 class ParseException : Exception { |
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710 this( char[] e = null ){ |
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711 super(e); |
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712 } |
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713 } |
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714 |
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715 interface Cloneable{ |
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716 } |
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717 |
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718 interface Comparable { |
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719 int compareTo(Object o); |
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720 } |
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721 interface Comparator { |
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722 int compare(Object o1, Object o2); |
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723 } |
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724 interface EventListener{ |
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725 } |
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726 |
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727 class EventObject { |
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728 protected Object source; |
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729 |
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730 public this(Object source) { |
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731 if (source is null) |
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732 throw new IllegalArgumentException( "null arg" ); |
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733 this.source = source; |
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734 } |
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735 |
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736 public Object getSource() { |
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737 return source; |
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738 } |
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739 |
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740 public override char[] toString() { |
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741 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
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742 } |
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743 } |
15 | 744 |
79 | 745 private struct GCStats { |
40 | 746 size_t poolsize; // total size of pool |
747 size_t usedsize; // bytes allocated | |
748 size_t freeblocks; // number of blocks marked FREE | |
749 size_t freelistsize; // total of memory on free lists | |
750 size_t pageblocks; // number of blocks marked PAGE | |
751 } | |
79 | 752 private extern(C) GCStats gc_stats(); |
753 | |
40 | 754 size_t RuntimeTotalMemory(){ |
755 GCStats s = gc_stats(); | |
756 return s.poolsize; | |
757 } | |
15 | 758 |
759 | |
197
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760 void ExceptionPrintStackTrace( Exception e ){ |
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761 ExceptionPrintStackTrace( e, Stderr ); |
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762 } |
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763 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ |
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764 print.formatln( "Exception in {}({}): {}", e.file, e.line, e.msg ); |
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765 } |
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766 |
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767 interface Reader{ |
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768 } |
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769 interface Writer{ |
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770 } |
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771 |
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772 |
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773 class Collator : Comparator { |
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774 public static Collator getInstance(){ |
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775 implMissing( __FILE__, __LINE__ ); |
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776 return null; |
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777 } |
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778 private this(){ |
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779 } |
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780 int compare(Object o1, Object o2){ |
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781 implMissing( __FILE__, __LINE__ ); |
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782 return 0; |
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783 } |
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784 } |
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785 |
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786 interface Enumeration { |
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787 public bool hasMoreElements(); |
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788 public Object nextElement(); |
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789 } |
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790 |
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791 |
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792 template arraycast(T) { |
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793 T[] arraycast(U) (U[] u) { |
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794 static if ( |
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795 (is (T == interface ) && is (U == interface )) || |
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796 (is (T == class ) && is (U == class ))) { |
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797 return(cast(T[])u); |
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798 } |
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799 else { |
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800 int l = u.length; |
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801 T[] res; |
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802 res.length = l; |
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803 for (int i = 0; i < l; i++) { |
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804 res[i] = cast(T)u[i]; |
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805 } |
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806 return(res); |
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807 } |
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808 } |
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809 } |
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810 |
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811 char[] stringcast( Object o ){ |
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812 if( auto str = cast(ArrayWrapperString) o ){ |
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813 return str.array; |
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814 } |
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815 return null; |
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816 } |
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817 char[][] stringcast( Object[] objs ){ |
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818 char[][] res = new char[][](objs.length); |
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819 foreach( idx, obj; objs ){ |
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820 res[idx] = stringcast(obj); |
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821 } |
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822 return res; |
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823 } |
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824 ArrayWrapperString stringcast( char[] str ){ |
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825 return new ArrayWrapperString( str ); |
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826 } |
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827 ArrayWrapperString[] stringcast( char[][] strs ){ |
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828 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
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829 foreach( idx, str; strs ){ |
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830 res[idx] = stringcast(str); |
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831 } |
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832 return res; |
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833 } |
15 | 834 |
835 | |
197
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836 bool ArrayEquals(T)( T[] a, T[] b ){ |
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837 if( a.length !is b.length ){ |
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838 return false; |
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839 } |
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840 for( int i = 0; i < a.length; i++ ){ |
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841 static if( is( T==class) || is(T==interface)){ |
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842 if( a[i] !is null && b[i] !is null ){ |
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843 if( a[i] != b[i] ){ |
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844 return false; |
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845 } |
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846 } |
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847 else if( a[i] is null && b[i] is null ){ |
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848 } |
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849 else{ |
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850 return false; |
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851 } |
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852 } |
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853 else{ |
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854 if( a[i] != b[i] ){ |
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855 return false; |
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856 } |
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857 } |
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858 } |
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859 } |
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860 |
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861 class Arrays{ |
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862 public static bool equals(Object[] a, Object[] b){ |
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863 if( a.length !is b.length ){ |
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864 return false; |
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865 } |
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866 for( int i = 0; i < a.length; i++ ){ |
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867 if( a[i] is null && b[i] is null ){ |
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868 continue; |
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869 } |
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870 if( a[i] !is null && b[i] !is null && a[i] == b[i] ){ |
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871 continue; |
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872 } |
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873 return false; |
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874 } |
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875 return true; |
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876 } |
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877 } |
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878 |
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879 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
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880 int idx; |
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881 foreach( e; s ){ |
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882 if( e == src ){ |
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883 return idx; |
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884 } |
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885 idx++; |
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886 } |
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887 return -1; |
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888 } |
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889 int arrayIndexOf(T)( T[] arr, T v ){ |
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890 int res = -1; |
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891 int idx = 0; |
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892 foreach( p; arr ){ |
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893 if( p == v){ |
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894 res = idx; |
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895 break; |
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896 } |
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897 idx++; |
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898 } |
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899 return res; |
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900 } |
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901 |
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902 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ |
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903 int res = -1; |
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904 int idx = 0; |
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905 foreach( p; seq ){ |
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906 if( p == v){ |
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907 res = idx; |
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908 break; |
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909 } |
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910 idx++; |
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911 } |
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912 return res; |
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913 } |
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914 |
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915 void PrintStackTrace(){ |
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916 try{ |
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917 throw new Exception( null ); |
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918 } |
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919 catch( Exception e ){ |
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920 foreach( msg; e.info ){ |
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921 Trace.formatln( "trc: {}", msg ); |
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922 } |
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923 } |
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924 } |
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925 |
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926 struct ImportData{ |
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927 void[] data; |
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928 char[] name; |
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929 |
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930 public static ImportData opCall( void[] data, char[] name ){ |
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931 ImportData res; |
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932 res.data = data; |
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933 res.name = name; |
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934 return res; |
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935 } |
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936 } |
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937 |
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938 template getImportData(char[] name ){ |
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939 const ImportData getImportData = ImportData( import(name), name ); |
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940 } |