Mercurial > projects > dwt-win
annotate dwt/dwthelper/utils.d @ 292:708cbfe418e7
sync with dwt-linux
author | Frank Benoit <benoit@tionex.de> |
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date | Thu, 21 Aug 2008 17:33:44 +0200 |
parents | 35d730fb5e9f |
children | a401002c3a1f |
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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; |
248 | 13 static 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 |
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25 alias char[] String; |
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26 alias tango.text.Text.Text!(char) StringBuffer; |
177 | 27 |
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28 void implMissing( String file, uint line ){ |
0 | 29 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
30 Stderr.formatln( "exiting ..." ); | |
31 exit(1); | |
32 } | |
33 | |
34 abstract class ArrayWrapper{ | |
35 } | |
33 | 36 abstract class ValueWrapper{ |
37 } | |
0 | 38 |
39 class ArrayWrapperT(T) : ArrayWrapper { | |
40 public T[] array; | |
41 public this( T[] data ){ | |
42 array = data; | |
43 } | |
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44 public override int opEquals( Object o ){ |
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45 if( auto other = cast(ArrayWrapperT!(T))o){ |
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46 return array == other.array; |
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47 } |
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48 return false; |
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49 } |
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50 public override hash_t toHash(){ |
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51 return (typeid(T[])).getHash(&array); |
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52 } |
0 | 53 } |
54 | |
33 | 55 class ValueWrapperT(T) : ValueWrapper { |
56 public T value; | |
57 public this( T data ){ | |
58 value = data; | |
59 } | |
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60 static if( is(T==class) || is(T==interface)){ |
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61 public int opEquals( Object other ){ |
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62 if( auto o = cast(ValueWrapperT!(T))other ){ |
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63 return value == o.value; |
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64 } |
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65 if( auto o = cast(T)other ){ |
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66 if( value is o ){ |
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67 return true; |
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68 } |
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69 if( value is null || o is null ){ |
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70 return false; |
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71 } |
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72 return value == o; |
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73 } |
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74 return false; |
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75 } |
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76 } |
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77 else{ |
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78 public int opEquals( Object other ){ |
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79 if( auto o = cast(ValueWrapperT!(T))other ){ |
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80 return value == o.value; |
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81 } |
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82 return false; |
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83 } |
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84 public int opEquals( T other ){ |
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85 return value == other; |
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86 } |
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87 } |
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88 public override hash_t toHash(){ |
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89 return (typeid(T)).getHash(&value); |
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90 } |
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91 } |
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92 |
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93 class Boolean : ValueWrapperT!(bool) { |
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94 public static Boolean TRUE; |
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95 public static Boolean FALSE; |
200 | 96 |
97 static this(){ | |
98 TRUE = new Boolean(true); | |
99 FALSE = new Boolean(false); | |
100 } | |
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101 public this( bool v ){ |
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102 super(v); |
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103 } |
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104 |
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105 alias ValueWrapperT!(bool).opEquals opEquals; |
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106 public int opEquals( int other ){ |
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107 return value == ( other !is 0 ); |
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108 } |
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109 public int opEquals( Object other ){ |
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110 if( auto o = cast(Boolean)other ){ |
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111 return value == o.value; |
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112 } |
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113 return false; |
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114 } |
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115 public bool booleanValue(){ |
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116 return value; |
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117 } |
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118 public static Boolean valueOf( String s ){ |
201 | 119 if( s == "yes" || s == "true" ){ |
120 return TRUE; | |
121 } | |
122 return FALSE; | |
123 } | |
124 public static Boolean valueOf( bool b ){ | |
125 return b ? TRUE : FALSE; | |
126 } | |
33 | 127 } |
128 | |
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129 alias Boolean ValueWrapperBool; |
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130 |
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131 |
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132 class Byte : ValueWrapperT!(byte) { |
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133 public static byte parseByte( String s ){ |
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134 try{ |
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135 int res = tango.text.convert.Integer.parse( s ); |
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136 if( res < byte.min || res > byte.max ){ |
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137 throw new NumberFormatException( "out of range" ); |
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138 } |
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139 return res; |
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140 } |
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141 catch( IllegalArgumentException e ){ |
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142 throw new NumberFormatException( e ); |
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143 } |
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144 } |
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145 this( byte value ){ |
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146 super( value ); |
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147 } |
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148 } |
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149 alias Byte ValueWrapperByte; |
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150 |
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151 |
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152 class Integer : ValueWrapperT!(int) { |
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153 |
229 | 154 public static const int MIN_VALUE = 0x80000000; |
155 public static const int MAX_VALUE = 0x7fffffff; | |
156 public static const int SIZE = 32; | |
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157 |
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158 public this ( int value ){ |
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159 super( value ); |
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160 } |
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161 |
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162 public this ( String s ){ |
200 | 163 super(parseInt(s)); |
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164 } |
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165 |
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166 public static String toString( int i, int radix ){ |
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167 switch( radix ){ |
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168 case 2: |
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169 return toBinaryString(i); |
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170 case 8: |
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171 return toOctalString(i); |
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172 case 10: |
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173 return toString(i); |
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174 case 16: |
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175 return toHexString(i); |
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176 default: |
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177 implMissing( __FILE__, __LINE__ ); |
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178 return null; |
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179 } |
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180 } |
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181 |
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182 public static String toHexString( int i ){ |
248 | 183 return tango.text.convert.Integer.toString(i, "x" ); |
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184 } |
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185 |
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186 public static String toOctalString( int i ){ |
248 | 187 return tango.text.convert.Integer.toString(i, "o" ); |
197
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188 } |
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189 |
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190 public static String toBinaryString( int i ){ |
248 | 191 return tango.text.convert.Integer.toString(i, "b" ); |
197
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192 } |
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193 |
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194 public static String toString( int i ){ |
197
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195 return tango.text.convert.Integer.toString(i); |
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196 } |
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197 |
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198 public static int parseInt( String s, int radix ){ |
197
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199 try{ |
292 | 200 return tango.text.convert.Integer.toLong( s, radix ); |
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201 } |
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202 catch( IllegalArgumentException e ){ |
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203 throw new NumberFormatException( e ); |
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204 } |
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205 } |
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206 |
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207 public static int parseInt( String s ){ |
197
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208 try{ |
292 | 209 return tango.text.convert.Integer.toLong( s ); |
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210 } |
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211 catch( IllegalArgumentException e ){ |
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212 throw new NumberFormatException( e ); |
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213 } |
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214 } |
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215 |
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216 public static Integer valueOf( String s, int radix ){ |
197
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217 implMissing( __FILE__, __LINE__ ); |
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218 return null; |
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219 } |
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220 |
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221 public static Integer valueOf( String s ){ |
200 | 222 return valueOf( parseInt(s)); |
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223 } |
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224 |
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225 public static Integer valueOf( int i ){ |
200 | 226 return new Integer(i); |
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227 } |
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228 |
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229 public byte byteValue(){ |
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230 return cast(byte)value; |
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231 } |
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232 |
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233 public short shortValue(){ |
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234 return cast(short)value; |
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235 } |
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236 |
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237 public int intValue(){ |
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238 return value; |
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239 } |
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240 |
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241 public long longValue(){ |
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242 return cast(long)value; |
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243 } |
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244 |
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245 public float floatValue(){ |
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246 return cast(float)value; |
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247 } |
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248 |
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249 public double doubleValue(){ |
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250 return cast(double)value; |
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251 } |
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252 |
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253 public override hash_t toHash(){ |
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254 return intValue(); |
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255 } |
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256 |
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257 public override String toString(){ |
197
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258 return tango.text.convert.Integer.toString( value ); |
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259 } |
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260 } |
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261 alias Integer ValueWrapperInt; |
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262 |
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263 class Double : ValueWrapperT!(double) { |
273
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264 public static double MAX_VALUE = double.max; |
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265 public static double MIN_VALUE = double.min; |
197
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266 this( double value ){ |
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267 super(value); |
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268 } |
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269 this( String str ){ |
197
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270 implMissing( __FILE__, __LINE__ ); |
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271 super(0.0); |
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272 } |
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273 public double doubleValue(){ |
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274 return value; |
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275 } |
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276 public static String toString( double value ){ |
197
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277 implMissing( __FILE__, __LINE__ ); |
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278 return null; |
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279 } |
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280 } |
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281 |
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282 class Float : ValueWrapperT!(float) { |
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283 |
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284 public static float POSITIVE_INFINITY = (1.0f / 0.0f); |
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285 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); |
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286 public static float NaN = (0.0f / 0.0f); |
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287 public static float MAX_VALUE = 3.4028235e+38f; |
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288 public static float MIN_VALUE = 1.4e-45f; |
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289 public static int SIZE = 32; |
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290 |
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291 this( float value ){ |
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292 super(value); |
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293 } |
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294 this( String str ){ |
197
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295 implMissing( __FILE__, __LINE__ ); |
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296 super(0.0); |
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297 } |
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298 public float floatValue(){ |
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299 return value; |
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300 } |
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301 public static String toString( float value ){ |
197
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302 implMissing( __FILE__, __LINE__ ); |
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303 return null; |
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304 } |
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305 public static float parseFloat( String s ){ |
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306 try{ |
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307 return tango.text.convert.Float.toFloat( s ); |
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308 } |
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309 catch( IllegalArgumentException e ){ |
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310 throw new NumberFormatException( e ); |
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311 } |
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312 } |
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313 |
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314 } |
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315 class Long : ValueWrapperT!(long) { |
283 | 316 public static const long MIN_VALUE = long.min; |
317 public static const long MAX_VALUE = long.max; | |
197
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318 this( long value ){ |
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319 super(value); |
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320 } |
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321 this( String str ){ |
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322 implMissing( __FILE__, __LINE__ ); |
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323 super(0); |
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324 } |
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325 public long longValue(){ |
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326 return value; |
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327 } |
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328 public static long parseLong(String s){ |
197
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329 implMissing( __FILE__, __LINE__ ); |
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330 return 0; |
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331 } |
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332 public static String toString( double value ){ |
197
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333 implMissing( __FILE__, __LINE__ ); |
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334 return null; |
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335 } |
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336 } |
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337 alias Long ValueWrapperLong; |
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338 |
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339 |
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340 // alias ValueWrapperT!(int) ValueWrapperInt; |
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341 |
0 | 342 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
343 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
344 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
345 alias ArrayWrapperT!(char) ArrayWrapperString; | |
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346 alias ArrayWrapperT!(String) ArrayWrapperString2; |
0 | 347 |
197
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348 Object[] StringArrayToObjectArray( String[] strs ){ |
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349 Object[] res = new Object[strs.length]; |
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350 foreach( idx, str; strs ){ |
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351 res[idx] = new ArrayWrapperString(str); |
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352 } |
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353 return res; |
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354 } |
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355 int codepointIndexToIndex( String str, int cpIndex ){ |
177 | 356 int cps = cpIndex; |
357 int res = 0; | |
358 while( cps > 0 ){ | |
359 cps--; | |
360 if( str[res] < 0x80 ){ | |
361 res+=1; | |
362 } | |
363 else if( str[res] < 0xE0 ){ | |
364 res+=2; | |
365 } | |
366 else if( str[res] & 0xF0 ){ | |
367 res+=3; | |
368 } | |
369 else{ | |
370 res+=4; | |
371 } | |
372 } | |
373 return res; | |
374 } | |
292 | 375 |
376 /++ | |
377 + | |
378 +/ | |
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379 int indexToCodepointIndex( String str, int index ){ |
277 | 380 if( index < 0 ) return index; |
177 | 381 int i = 0; |
382 int res = 0; | |
383 while( i < index ){ | |
277 | 384 if( i >= str.length ){ |
385 break; | |
386 } | |
177 | 387 if( str[i] < 0x80 ){ |
388 i+=1; | |
389 } | |
390 else if( str[i] < 0xE0 ){ | |
391 i+=2; | |
392 } | |
393 else if( str[i] & 0xF0 ){ | |
394 i+=3; | |
395 } | |
396 else{ | |
397 i+=4; | |
398 } | |
399 res++; | |
400 } | |
401 return res; | |
402 } | |
403 | |
292 | 404 /++ |
405 + Get that String, that contains the next codepoint of a String. | |
406 +/ | |
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407 String firstCodePointStr( String str, out int consumed ){ |
177 | 408 dchar[1] buf; |
409 uint ate; | |
410 dchar[] res = str.toString32( buf, &ate ); | |
411 consumed = ate; | |
412 return str[ 0 .. ate ]; | |
413 } | |
414 | |
292 | 415 /++ |
416 + Get first codepoint of a String. If an offset is needed, simply use a slice: | |
417 + --- | |
418 + dchar res = str[ offset .. $ ].firstCodePoint(); | |
419 + --- | |
420 +/ | |
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421 dchar firstCodePoint( String str ){ |
177 | 422 int dummy; |
423 return firstCodePoint( str, dummy ); | |
424 } | |
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425 dchar firstCodePoint( String str, out int consumed ){ |
177 | 426 dchar[1] buf; |
427 uint ate; | |
428 dchar[] res = str.toString32( buf, &ate ); | |
429 consumed = ate; | |
430 if( ate is 0 || res.length is 0 ){ | |
431 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); | |
0 | 432 } |
177 | 433 assert( ate > 0 ); |
434 assert( res.length is 1 ); | |
435 return res[0]; | |
0 | 436 } |
287
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437 dchar firstCodePoint( wchar[] str, out int consumed ){ |
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438 dchar[1] buf; |
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439 uint ate; |
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440 dchar[] res = str.toString32( buf, &ate ); |
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441 consumed = ate; |
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442 if( ate is 0 || res.length is 0 ){ |
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443 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
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444 } |
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445 assert( ate > 0 ); |
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446 assert( res.length is 1 ); |
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447 return res[0]; |
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448 } |
177 | 449 |
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450 String dcharToString( dchar key ){ |
177 | 451 dchar[1] buf; |
452 buf[0] = key; | |
453 return tango.text.convert.Utf.toString( buf ); | |
454 } | |
455 | |
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456 int codepointCount( String str ){ |
177 | 457 scope dchar[] buf = new dchar[]( str.length ); |
458 uint ate; | |
459 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); | |
460 assert( ate is str.length ); | |
461 return res.length; | |
462 } | |
463 | |
464 alias tango.text.convert.Utf.toString16 toString16; | |
465 alias tango.text.convert.Utf.toString toString; | |
466 | |
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467 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
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468 return getAbsoluteCodePointOffset( str, startIndex, searchRelCp ) - startIndex; |
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469 } |
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470 int getAbsoluteCodePointOffset( String str, int startIndex, int searchRelCp ){ |
177 | 471 int ignore; |
472 int i = startIndex; | |
473 if( searchRelCp > 0 ){ | |
474 while( searchRelCp !is 0 ){ | |
475 | |
476 if( ( i < str.length ) | |
477 && ( str[i] & 0x80 ) is 0x00 ) | |
478 { | |
479 i+=1; | |
480 } | |
481 else if( ( i+1 < str.length ) | |
482 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
483 && (( str[i ] & 0xE0 ) is 0xC0 )) | |
484 { | |
485 i+=2; | |
486 } | |
487 else if( ( i+2 < str.length ) | |
488 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
489 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
490 && (( str[i ] & 0xF0 ) is 0xE0 )) | |
491 { | |
492 i+=3; | |
493 } | |
494 else if(( i+3 < str.length ) | |
495 && (( str[i+3] & 0xC0 ) is 0x80 ) | |
496 && (( str[i+2] & 0xC0 ) is 0x80 ) | |
497 && (( str[i+1] & 0xC0 ) is 0x80 ) | |
498 && (( str[i ] & 0xF8 ) is 0xF0 )) | |
499 { | |
500 i+=4; | |
501 } | |
502 else{ | |
277 | 503 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
177 | 504 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
505 } | |
506 searchRelCp--; | |
507 } | |
508 } | |
509 else if( searchRelCp < 0 ){ | |
510 while( searchRelCp !is 0 ){ | |
511 do{ | |
512 i--; | |
513 if( i < 0 ){ | |
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514 return startIndex-1; |
277 | 515 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
516 //tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); | |
177 | 517 } |
518 } while(( str[i] & 0xC0 ) is 0x80 ); | |
519 searchRelCp++; | |
520 } | |
521 } | |
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522 return i; |
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523 } |
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524 int getAbsoluteCodePointOffset( wchar[] str, int startIndex, int searchRelCp ){ |
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525 int ignore; |
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526 int i = startIndex; |
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527 if( searchRelCp > 0 ){ |
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528 while( searchRelCp !is 0 ){ |
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529 |
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530 if( ( i < str.length ) |
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531 && ( str[i] & 0xD800 ) !is 0xD800 ) |
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532 { |
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533 i+=1; |
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534 } |
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535 else if( ( i+1 < str.length ) |
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536 && (( str[i+1] & 0xDC00 ) is 0xDC00 ) |
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537 && (( str[i ] & 0xDC00 ) is 0xD800 )) |
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538 { |
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539 i+=2; |
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540 } |
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541 else{ |
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542 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
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543 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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544 } |
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545 searchRelCp--; |
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546 } |
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547 } |
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548 else if( searchRelCp < 0 ){ |
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549 while( searchRelCp !is 0 ){ |
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550 do{ |
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551 i--; |
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552 if( i < 0 ){ |
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553 return startIndex-1; |
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554 //Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
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555 //tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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556 } |
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557 } while(( str[i] & 0xDC00 ) is 0xDC00 ); |
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558 searchRelCp++; |
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559 } |
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560 } |
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561 return i; |
177 | 562 } |
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563 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
177 | 564 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
565 int ignore; | |
566 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); | |
567 } | |
568 | |
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569 int utf8AdjustOffset( String str, int offset ){ |
177 | 570 if( str.length <= offset || offset <= 0 ){ |
571 return offset; | |
572 } | |
573 while(( str[offset] & 0xC0 ) is 0x80 ){ | |
574 offset--; | |
575 } | |
576 return offset; | |
577 } | |
277 | 578 int utf8OffsetIncr( String str, int offset ){ |
579 int res = offset +1; | |
580 if( str.length <= res || res <= 0 ){ | |
581 return res; | |
582 } | |
583 int tries = 4; | |
584 while(( str[res] & 0xC0 ) is 0x80 ){ | |
585 res++; | |
586 assert( tries-- > 0 ); | |
587 } | |
588 return res; | |
589 } | |
590 int utf8OffsetDecr( String str, int offset ){ | |
591 int res = offset-1; | |
592 if( str.length <= res || res <= 0 ){ | |
593 return res; | |
594 } | |
595 int tries = 4; | |
596 while(( str[res] & 0xC0 ) is 0x80 ){ | |
597 res--; | |
598 assert( tries-- > 0 ); | |
599 } | |
600 Trace.formatln( "utf8OffsetDecr {}->{}", offset, res ); | |
601 Trace.memory( str ); | |
602 return res; | |
603 } | |
177 | 604 |
197
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605 bool CharacterIsDefined( dchar ch ){ |
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606 return (ch in tango.text.UnicodeData.unicodeData) !is null; |
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607 } |
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608 dchar CharacterFirstToLower( String str ){ |
177 | 609 int consumed; |
610 return CharacterFirstToLower( str, consumed ); | |
611 } | |
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612 dchar CharacterFirstToLower( String str, out int consumed ){ |
177 | 613 dchar[1] buf; |
614 buf[0] = firstCodePoint( str, consumed ); | |
615 dchar[] r = tango.text.Unicode.toLower( buf ); | |
616 return r[0]; | |
617 } | |
618 | |
0 | 619 dchar CharacterToLower( dchar c ){ |
620 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
621 return r[0]; | |
622 } | |
623 dchar CharacterToUpper( dchar c ){ | |
624 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
625 return r[0]; | |
626 } | |
52 | 627 bool CharacterIsWhitespace( dchar c ){ |
628 return tango.text.Unicode.isWhitespace( c ); | |
629 } | |
65 | 630 bool CharacterIsDigit( dchar c ){ |
631 return tango.text.Unicode.isDigit( c ); | |
632 } | |
197
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633 bool CharacterIsLetter( dchar c ){ |
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634 return tango.text.Unicode.isLetter( c ); |
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635 } |
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636 public String toUpperCase( String str ){ |
197
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637 return tango.text.Unicode.toUpper( str ); |
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638 } |
0 | 639 |
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640 public int indexOf( String str, char searched ){ |
15 | 641 int res = tango.text.Util.locate( str, searched ); |
642 if( res is str.length ) res = -1; | |
643 return res; | |
644 } | |
645 | |
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646 public int indexOf( String str, char searched, int startpos ){ |
15 | 647 int res = tango.text.Util.locate( str, searched, startpos ); |
648 if( res is str.length ) res = -1; | |
649 return res; | |
650 } | |
651 | |
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652 public int indexOf(String str, String ch){ |
65 | 653 return indexOf( str, ch, 0 ); |
654 } | |
655 | |
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656 public int indexOf(String str, String ch, int start){ |
15 | 657 int res = tango.text.Util.locatePattern( str, ch, start ); |
658 if( res is str.length ) res = -1; | |
659 return res; | |
660 } | |
661 | |
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662 public int lastIndexOf(String str, char ch){ |
177 | 663 return lastIndexOf( str, ch, str.length ); |
664 } | |
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665 public int lastIndexOf(String str, char ch, int formIndex){ |
177 | 666 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
667 if( res is str.length ) res = -1; | |
668 return res; | |
669 } | |
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670 public int lastIndexOf(String str, String ch ){ |
197
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671 return lastIndexOf( str, ch, str.length ); |
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672 } |
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673 public int lastIndexOf(String str, String ch, int start ){ |
197
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674 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
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675 if( res is str.length ) res = -1; |
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676 return res; |
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677 } |
177 | 678 |
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679 public String replace( String str, char from, char to ){ |
84
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680 return tango.text.Util.replace( str.dup, from, to ); |
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681 } |
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682 |
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683 public String substring( String str, int start ){ |
15 | 684 return str[ start .. $ ].dup; |
685 } | |
686 | |
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687 public String substring( String str, int start, int end ){ |
15 | 688 return str[ start .. end ].dup; |
689 } | |
690 | |
691 public wchar[] substring( wchar[] str, int start ){ | |
692 return str[ start .. $ ].dup; | |
693 } | |
694 | |
695 public wchar[] substring( wchar[] str, int start, int end ){ | |
696 return str[ start .. end ].dup; | |
697 } | |
698 | |
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699 public char charAt( String str, int pos ){ |
15 | 700 return str[ pos ]; |
701 } | |
702 | |
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703 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
23 | 704 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
22
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705 } |
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706 |
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707 public wchar[] toCharArray( String str ){ |
30 | 708 return toString16( str ); |
28 | 709 } |
710 | |
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711 public bool endsWith( String src, String pattern ){ |
22
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712 if( src.length < pattern.length ){ |
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713 return false; |
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714 } |
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715 return src[ $-pattern.length .. $ ] == pattern; |
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716 } |
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717 |
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718 public bool equals( String src, String other ){ |
177 | 719 return src == other; |
720 } | |
721 | |
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722 public bool equalsIgnoreCase( String src, String other ){ |
177 | 723 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
724 } | |
725 | |
224
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726 public int compareToIgnoreCase( String src, String other ){ |
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727 return compareTo( tango.text.Unicode.toFold(src), tango.text.Unicode.toFold(other)); |
224
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728 } |
229 | 729 public int compareTo( String src, String other ){ |
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730 return typeid(String).compare( cast(void*)&src, cast(void*)&other ); |
229 | 731 } |
224
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732 |
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733 public bool startsWith( String src, String pattern ){ |
98 | 734 if( src.length < pattern.length ){ |
735 return false; | |
736 } | |
737 return src[ 0 .. pattern.length ] == pattern; | |
738 } | |
197
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739 |
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740 public String toLowerCase( String src ){ |
22
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741 return tango.text.Unicode.toLower( src ); |
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742 } |
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743 |
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744 public hash_t toHash( String src ){ |
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745 return typeid(String).getHash(&src); |
177 | 746 } |
747 | |
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748 public String trim( String str ){ |
190 | 749 return tango.text.Util.trim( str ).dup; |
750 } | |
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751 public String intern( String str ){ |
197
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752 return str; |
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753 } |
190 | 754 |
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755 public char* toStringzValidPtr( String src ){ |
187
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756 if( src ){ |
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757 return src.toStringz(); |
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758 } |
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759 else{ |
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760 static const String nullPtr = "\0"; |
187
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761 return nullPtr.ptr; |
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762 } |
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763 } |
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764 |
248 | 765 public alias tango.stdc.stringz.toStringz toStringz; |
766 public alias tango.stdc.stringz.toString16z toString16z; | |
767 public alias tango.stdc.stringz.fromStringz fromStringz; | |
768 public alias tango.stdc.stringz.fromString16z fromString16z; | |
769 | |
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770 static String toHex(uint value, bool prefix = true, int radix = 8){ |
248 | 771 return tango.text.convert.Integer.toString( |
772 value, | |
773 radix is 10 ? "d" : | |
774 radix is 8 ? "o" : | |
775 radix is 16 ? "x" : | |
776 "d" ); | |
777 } | |
15 | 778 |
197
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779 class RuntimeException : Exception { |
212
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780 this( String e = null){ |
197
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781 super(e); |
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782 } |
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783 this( Exception e ){ |
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784 super(e.toString); |
199
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785 next = e; |
197
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786 } |
199
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787 public Exception getCause() { |
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788 return next; |
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789 } |
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790 |
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791 } |
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792 class IndexOutOfBoundsException : Exception { |
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793 this( String e = null){ |
197
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794 super(e); |
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795 } |
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796 } |
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797 |
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798 class UnsupportedOperationException : RuntimeException { |
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799 this( String e = null){ |
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800 super(e); |
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801 } |
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802 this( Exception e ){ |
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803 super(e.toString); |
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804 } |
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805 } |
15 | 806 class NumberFormatException : IllegalArgumentException { |
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807 this( String e ){ |
15 | 808 super(e); |
809 } | |
57
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810 this( Exception e ){ |
15 | 811 super(e.toString); |
812 } | |
813 } | |
197
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814 class NullPointerException : Exception { |
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815 this( String e = null ){ |
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816 super(e); |
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817 } |
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818 this( Exception e ){ |
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819 super(e.toString); |
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820 } |
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821 } |
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822 class IllegalStateException : Exception { |
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823 this( String e = null ){ |
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824 super(e); |
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825 } |
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826 this( Exception e ){ |
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827 super(e.toString); |
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828 } |
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829 } |
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830 class InterruptedException : Exception { |
212
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831 this( String e = null ){ |
197
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832 super(e); |
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833 } |
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834 this( Exception e ){ |
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835 super(e.toString); |
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836 } |
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837 } |
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838 class InvocationTargetException : Exception { |
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839 Exception cause; |
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840 this( Exception e = null, String msg = null ){ |
197
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841 super(msg); |
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842 cause = e; |
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843 } |
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844 |
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845 alias getCause getTargetException; |
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846 Exception getCause(){ |
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847 return cause; |
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848 } |
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849 } |
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850 class MissingResourceException : Exception { |
212
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851 String classname; |
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852 String key; |
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853 this( String msg, String classname, String key ){ |
197
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854 super(msg); |
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855 this.classname = classname; |
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856 this.key = key; |
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857 } |
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858 } |
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859 class ParseException : Exception { |
212
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860 this( String e = null ){ |
197
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861 super(e); |
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862 } |
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863 } |
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864 |
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865 interface Cloneable{ |
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866 } |
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867 |
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868 interface Comparable { |
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869 int compareTo(Object o); |
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870 } |
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871 interface Comparator { |
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872 int compare(Object o1, Object o2); |
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873 } |
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874 interface EventListener{ |
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875 } |
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876 |
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877 class EventObject { |
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878 protected Object source; |
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879 |
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880 public this(Object source) { |
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881 if (source is null) |
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882 throw new IllegalArgumentException( "null arg" ); |
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883 this.source = source; |
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884 } |
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885 |
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886 public Object getSource() { |
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887 return source; |
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888 } |
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889 |
212
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|
890 public override String toString() { |
197
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891 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
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892 } |
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893 } |
15 | 894 |
79 | 895 private struct GCStats { |
40 | 896 size_t poolsize; // total size of pool |
897 size_t usedsize; // bytes allocated | |
898 size_t freeblocks; // number of blocks marked FREE | |
899 size_t freelistsize; // total of memory on free lists | |
900 size_t pageblocks; // number of blocks marked PAGE | |
901 } | |
79 | 902 private extern(C) GCStats gc_stats(); |
903 | |
40 | 904 size_t RuntimeTotalMemory(){ |
905 GCStats s = gc_stats(); | |
906 return s.poolsize; | |
907 } | |
15 | 908 |
228
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|
909 String ExceptionGetLocalizedMessage( Exception e ){ |
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910 return e.msg; |
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911 } |
15 | 912 |
197
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|
913 void ExceptionPrintStackTrace( Exception e ){ |
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|
914 ExceptionPrintStackTrace( e, Stderr ); |
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915 } |
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916 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ |
206
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|
917 Exception exception = e; |
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918 while( exception !is null ){ |
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919 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
228
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|
920 if( exception.info !is null ){ |
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|
921 foreach( msg; exception.info ){ |
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|
922 print.formatln( "trc {}", msg ); |
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|
923 } |
206
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|
924 } |
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|
925 exception = exception.next; |
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|
926 } |
197
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|
927 } |
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|
928 |
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|
929 interface Reader{ |
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|
930 } |
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|
931 interface Writer{ |
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|
932 } |
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|
933 |
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|
934 |
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|
935 class Collator : Comparator { |
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|
936 public static Collator getInstance(){ |
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|
937 implMissing( __FILE__, __LINE__ ); |
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|
938 return null; |
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|
939 } |
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|
940 private this(){ |
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|
941 } |
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|
942 int compare(Object o1, Object o2){ |
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943 implMissing( __FILE__, __LINE__ ); |
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944 return 0; |
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945 } |
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|
946 } |
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|
947 |
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|
948 template arraycast(T) { |
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949 T[] arraycast(U) (U[] u) { |
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950 static if ( |
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951 (is (T == interface ) && is (U == interface )) || |
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952 (is (T == class ) && is (U == class ))) { |
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|
953 return(cast(T[])u); |
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954 } |
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955 else { |
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|
956 int l = u.length; |
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957 T[] res; |
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958 res.length = l; |
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959 for (int i = 0; i < l; i++) { |
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960 res[i] = cast(T)u[i]; |
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|
961 } |
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962 return(res); |
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|
963 } |
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|
964 } |
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965 } |
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966 |
212
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|
967 String stringcast( Object o ){ |
197
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|
968 if( auto str = cast(ArrayWrapperString) o ){ |
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|
969 return str.array; |
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|
970 } |
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|
971 return null; |
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|
972 } |
212
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|
973 String[] stringcast( Object[] objs ){ |
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|
974 String[] res = new String[](objs.length); |
197
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975 foreach( idx, obj; objs ){ |
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|
976 res[idx] = stringcast(obj); |
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|
977 } |
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|
978 return res; |
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|
979 } |
212
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206
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|
980 ArrayWrapperString stringcast( String str ){ |
197
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|
981 return new ArrayWrapperString( str ); |
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|
982 } |
212
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983 ArrayWrapperString[] stringcast( String[] strs ){ |
197
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984 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
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985 foreach( idx, str; strs ){ |
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986 res[idx] = stringcast(str); |
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987 } |
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988 return res; |
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989 } |
15 | 990 |
280 | 991 String[] stringArrayFromObject( Object obj ){ |
992 if( auto wrapper = cast(ArrayWrapperString2)obj ){ | |
993 return wrapper.array; | |
994 } | |
995 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
996 String[] res = new String[ wrapper.array.length ]; | |
997 foreach( idx, o; wrapper.array ){ | |
998 if( auto swrapper = cast(ArrayWrapperString) o ){ | |
999 res[idx] = swrapper.array; | |
1000 } | |
1001 } | |
1002 return res; | |
1003 } | |
1004 assert( obj is null ); // if not null, it was the wrong type | |
1005 return null; | |
1006 } | |
1007 | |
1008 T[] arrayFromObject(T)( Object obj ){ | |
1009 if( auto wrapper = cast(ArrayWrapperObject)obj ){ | |
1010 T[] res = new T[ wrapper.array.length ]; | |
1011 foreach( idx, o; wrapper.array ){ | |
1012 res[idx] = cast(T)o; | |
1013 } | |
1014 return res; | |
1015 } | |
1016 assert( obj is null ); // if not null, it was the wrong type | |
1017 return null; | |
1018 } | |
1019 | |
15 | 1020 |
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1021 bool ArrayEquals(T)( T[] a, T[] b ){ |
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1022 if( a.length !is b.length ){ |
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1023 return false; |
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1024 } |
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1025 for( int i = 0; i < a.length; i++ ){ |
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1026 static if( is( T==class) || is(T==interface)){ |
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1027 if( a[i] !is null && b[i] !is null ){ |
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1028 if( a[i] != b[i] ){ |
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1029 return false; |
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1030 } |
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1031 } |
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1032 else if( a[i] is null && b[i] is null ){ |
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1033 } |
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1034 else{ |
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1035 return false; |
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1036 } |
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1037 } |
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1038 else{ |
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1039 if( a[i] != b[i] ){ |
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1040 return false; |
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1041 } |
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1042 } |
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1043 } |
200 | 1044 return true; |
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1045 } |
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1046 |
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1047 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ |
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1048 int idx; |
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1049 foreach( e; s ){ |
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1050 if( e == src ){ |
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1051 return idx; |
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1052 } |
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1053 idx++; |
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1054 } |
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1055 return -1; |
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1056 } |
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1057 int arrayIndexOf(T)( T[] arr, T v ){ |
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1058 int res = -1; |
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1059 int idx = 0; |
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1060 foreach( p; arr ){ |
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1061 if( p == v){ |
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1062 res = idx; |
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1063 break; |
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1064 } |
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1065 idx++; |
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1066 } |
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1067 return res; |
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1068 } |
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1069 |
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1070 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ |
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1071 int res = -1; |
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1072 int idx = 0; |
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1073 foreach( p; seq ){ |
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1074 if( p == v){ |
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1075 res = idx; |
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1076 break; |
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1077 } |
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1078 idx++; |
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1079 } |
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1080 return res; |
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1081 } |
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1082 |
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1083 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
202 | 1084 auto e = new Exception( null ); |
1085 int idx = 0; | |
1086 const start = 3; | |
1087 foreach( msg; e.info ){ | |
1088 if( idx >= start && idx < start+deepth ) { | |
1089 Trace.formatln( "{}: {}", prefix, msg ); | |
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1090 } |
202 | 1091 idx++; |
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1092 } |
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1093 } |
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1094 |
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1095 struct ImportData{ |
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1096 void[] data; |
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1097 String name; |
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1098 |
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1099 public static ImportData opCall( void[] data, String name ){ |
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1100 ImportData res; |
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1101 res.data = data; |
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1102 res.name = name; |
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1103 return res; |
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1104 } |
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1105 } |
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1106 |
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1107 template getImportData(String name ){ |
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1108 const ImportData getImportData = ImportData( import(name), name ); |
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1109 } |
273
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1110 |