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annotate modules/array.tp @ 368:0673ccbc7379

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Add clone bethod to bytearray module
author Michael Pavone <pavone@retrodev.com>
date Sun, 09 Aug 2015 20:00:08 -0700
parents 810b6115c1d4
children 93c28eee141e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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84
9811040704ac Add support for llMessage:withVars:andCode and llProperty:withType for specifying low level code without having to stick C inside the compiler. Redo array built-in type to use this feature.
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1 #{
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2 llProperty: size withType: uint32_t
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3 llProperty: storage withType: uint32_t
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4 llProperty: data withType: ((object ptr) ptr)
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5 llMessage: get withVars: {
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6 index <- obj_int32 ptr
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7 } andCode: :index {
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8 if: (index num) >= 0 && (index num) < size {
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9 (self data) get: (index num)
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10 } else: {
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11 false
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12 }
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13 }
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14
84
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15 llMessage: set withVars: {
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16 index <- obj_int32 ptr
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17 value <- object ptr
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18 } andCode: :index value {
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19 if: (index num) >= 0 && (index num) < size {
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20 data set: (index num) value
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21 }
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22 self
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23 }
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25 llMessage: foreach withVars: {
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26 clos <- lambda ptr
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27 i <- uint32_t
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28 index <- obj_int32 ptr
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29 } andCode: :clos {
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30 i <- 0
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31 while: { i < size } do: {
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32 index <- make_object: (addr_of: obj_int32_meta) NULL 0
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33 index num!: i
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34 ccall: clos 2 index (data get: i)
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35 i <- i + 1
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36 }
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37 self
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38 }
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39
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40 llMessage: append withVars: {
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41 value <- object ptr
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42 tmp <- (object ptr) ptr
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43 } andCode: :value {
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44 if: storage = size {
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45 storage <- storage * 2
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46 tmp <- GC_REALLOC: data storage * (sizeof: (object ptr))
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47 if: (not: tmp) {
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48 fputs: "Failed to increase array size\n" stderr
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49 exit: 1
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50 }
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51 data <- tmp
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52 }
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53 data set: size value
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54 size <- size + 1
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55 self
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56 }
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57
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58 llMessage: pop withVars: {
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59 } andCode: {
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60 if: size > 0 {
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61 size <- size - 1
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62 data get: size
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63 } else: {
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64 false
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65 }
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66 }
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67
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68 llMessage: resize withVars: {
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69 newsize <- obj_uint32 ptr
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70 tmp <- (object ptr) ptr
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71 } andCode: :newsize {
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72 self storage!: (newsize num)
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73 tmp <- GC_REALLOC: data storage * (sizeof: (object ptr))
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74 if: (not: tmp) {
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75 fputs: "Failed to adjust array size\n" stderr
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76 exit: 1
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77 }
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78 data <- tmp
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79 if: size > storage {
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80 size <- storage
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81 }
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82 self
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83 }
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84
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85 llMessage: length withVars: {
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86 intret <- obj_int32 ptr
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87 } andCode: {
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88 intret <- make_object: (addr_of: obj_int32_meta) NULL 0
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89 intret num!: size
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90 intret
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91 }
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92
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93 fold:with <- :acc :fun {
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94 foreach: self :idx el {
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95 acc <- fun: acc el
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96 }
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97 acc
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98 }
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99
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100 foldr:with <- :acc :fun {
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101 idx <- length - 1
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102 while: {idx >= 0} do: {
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103 acc <- fun: acc (get: idx)
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104 idx <- idx - 1
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105 }
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106 acc
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107 }
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108
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109 map <- :fun {
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110 new <- #[]
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111 new resize: length
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112 foreach: self :idx el {
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113 new append: (fun: el)
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114 }
144
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115 new
84
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116 }
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117
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118 filter <- :fun {
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119 new <- #[]
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120 foreach: self :idx el {
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121 if: (fun: el) {
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122 new append: el
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123 }
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124 }
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125 new
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126 }
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127
84
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128 find:withDefault <- :pred :default{
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129 idx <- 0
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130 l <- length
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131 ret <- default
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132 while: {idx < l} do: {
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133 v <- get: idx
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134 if: (pred: v) {
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135 ret <- #{
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136 key <- idx
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137 value <- v
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138 }
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139 idx <- l
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140 } else: {
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141 idx <- idx + 1
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142 }
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143 }
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144 ret
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145 }
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146
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147 sort <- {
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148 n <- length
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149 tmp <- #[]
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150 tmp resize: n
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151 while: { (tmp length) < n} do: {
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152 tmp append: false
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153 }
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154 src <- self
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155 dst <- tmp
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156
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157 merge <- :lStart rStart rEnd {
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158 dstIdx <- lStart
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159 left <- lStart
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160 right <- rStart
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161
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162 while: { dstIdx < rEnd } do: {
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163 if: left < rStart && (right >= rEnd || (src get: left) <= (src get: right)) {
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164 dst set: dstIdx (src get: left)
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165 left <- left + 1
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166 } else: {
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167 dst set: dstIdx (src get: right)
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168 right <- right + 1
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169 }
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170 dstIdx <- dstIdx + 1
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171 }
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172 }
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173
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174 needsCopy? <- false
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175 subSize <- 1
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176 while: { subSize < n} do: {
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177 group <- subSize * 2
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178 i <- 0
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179 while: { i < n} do: {
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180 right <- i + subSize
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181 end <- i + group
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182 if: right > n {
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183 right <- n
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184 end <- n
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185 } else: {
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186 if: end > n {
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187 end <- n
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188 }
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189 }
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190 merge: i right end
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191 i <- i + group
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192 }
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193 tmp <- dst
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194 dst <- src
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195 src <- tmp
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196 needsCopy? <- not: needsCopy?
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197
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198 subSize <- subSize + subSize
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199 }
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200 if: needsCopy? {
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201 foreach: src :index val {
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202 self set: index val
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203 }
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204 }
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205 self
322
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206 }
184
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207
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208 join <- :sep {
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209 if: length > 0 {
186
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210 str <- string: (get: 0)
184
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211 idx <- 1
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212 l <- length
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213 while: { idx < l } do: {
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214 str <- str . sep . (get: idx)
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215 idx <- idx + 1
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216 }
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217 str
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218 } else: {
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219 ""
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220 }
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221 }
271
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222
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223 jsonEncode <- {
329
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224 parts <- map: :el { jsonEncoder encode: el }
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225 "[" . (parts join: ",") . "]"
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226 }
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227 }