| 1 | proc mal_equal {a} { |
| 2 | bool_new [equal_q [lindex $a 0] [lindex $a 1]] |
| 3 | } |
| 4 | |
| 5 | set ::mal_exception_obj 0 |
| 6 | proc mal_throw {a} { |
| 7 | set ::mal_exception_obj [lindex $a 0] |
| 8 | error "__MalException__" |
| 9 | } |
| 10 | |
| 11 | proc mal_nil_q {a} { |
| 12 | bool_new [nil_q [lindex $a 0]] |
| 13 | } |
| 14 | |
| 15 | proc mal_true_q {a} { |
| 16 | bool_new [true_q [lindex $a 0]] |
| 17 | } |
| 18 | |
| 19 | proc mal_false_q {a} { |
| 20 | bool_new [false_q [lindex $a 0]] |
| 21 | } |
| 22 | |
| 23 | proc mal_symbol {a} { |
| 24 | symbol_new [obj_val [lindex $a 0]] |
| 25 | } |
| 26 | |
| 27 | proc mal_symbol_q {a} { |
| 28 | bool_new [symbol_q [lindex $a 0]] |
| 29 | } |
| 30 | |
| 31 | proc mal_string_q {a} { |
| 32 | bool_new [string_q [lindex $a 0]] |
| 33 | } |
| 34 | |
| 35 | proc mal_keyword {a} { |
| 36 | keyword_new [obj_val [lindex $a 0]] |
| 37 | } |
| 38 | |
| 39 | proc mal_keyword_q {a} { |
| 40 | bool_new [keyword_q [lindex $a 0]] |
| 41 | } |
| 42 | |
| 43 | proc render_array {arr readable delim} { |
| 44 | set res {} |
| 45 | foreach e $arr { |
| 46 | lappend res [pr_str $e $readable] |
| 47 | } |
| 48 | join $res $delim |
| 49 | } |
| 50 | |
| 51 | proc mal_pr_str {a} { |
| 52 | string_new [render_array $a 1 " "] |
| 53 | } |
| 54 | |
| 55 | proc mal_str {a} { |
| 56 | string_new [render_array $a 0 ""] |
| 57 | } |
| 58 | |
| 59 | proc mal_prn {a} { |
| 60 | puts [render_array $a 1 " "] |
| 61 | return $::mal_nil |
| 62 | } |
| 63 | |
| 64 | proc mal_println {a} { |
| 65 | puts [render_array $a 0 " "] |
| 66 | return $::mal_nil |
| 67 | } |
| 68 | |
| 69 | proc mal_read_string {a} { |
| 70 | read_str [obj_val [lindex $a 0]] |
| 71 | } |
| 72 | |
| 73 | proc mal_readline {a} { |
| 74 | set prompt [obj_val [lindex $a 0]] |
| 75 | set res [_readline $prompt] |
| 76 | if {[lindex $res 0] == "EOF"} { |
| 77 | return $::mal_nil |
| 78 | } |
| 79 | string_new [lindex $res 1] |
| 80 | } |
| 81 | |
| 82 | proc mal_slurp {a} { |
| 83 | set filename [obj_val [lindex $a 0]] |
| 84 | set file [open $filename] |
| 85 | set content [read $file] |
| 86 | close $file |
| 87 | string_new $content |
| 88 | } |
| 89 | |
| 90 | proc mal_lt {a} { |
| 91 | bool_new [expr {[obj_val [lindex $a 0]] < [obj_val [lindex $a 1]]}] |
| 92 | } |
| 93 | |
| 94 | proc mal_lte {a} { |
| 95 | bool_new [expr {[obj_val [lindex $a 0]] <= [obj_val [lindex $a 1]]}] |
| 96 | } |
| 97 | |
| 98 | proc mal_gt {a} { |
| 99 | bool_new [expr {[obj_val [lindex $a 0]] > [obj_val [lindex $a 1]]}] |
| 100 | } |
| 101 | |
| 102 | proc mal_gte {a} { |
| 103 | bool_new [expr {[obj_val [lindex $a 0]] >= [obj_val [lindex $a 1]]}] |
| 104 | } |
| 105 | |
| 106 | proc mal_add {a} { |
| 107 | integer_new [expr {[obj_val [lindex $a 0]] + [obj_val [lindex $a 1]]}] |
| 108 | } |
| 109 | |
| 110 | proc mal_sub {a} { |
| 111 | integer_new [expr {[obj_val [lindex $a 0]] - [obj_val [lindex $a 1]]}] |
| 112 | } |
| 113 | |
| 114 | proc mal_mul {a} { |
| 115 | integer_new [expr {[obj_val [lindex $a 0]] * [obj_val [lindex $a 1]]}] |
| 116 | } |
| 117 | |
| 118 | proc mal_div {a} { |
| 119 | integer_new [expr {[obj_val [lindex $a 0]] / [obj_val [lindex $a 1]]}] |
| 120 | } |
| 121 | |
| 122 | proc mal_time_ms {a} { |
| 123 | integer_new [clock milliseconds] |
| 124 | } |
| 125 | |
| 126 | proc mal_list {a} { |
| 127 | list_new $a |
| 128 | } |
| 129 | |
| 130 | proc mal_list_q {a} { |
| 131 | bool_new [list_q [lindex $a 0]] |
| 132 | } |
| 133 | |
| 134 | proc mal_vector {a} { |
| 135 | vector_new $a |
| 136 | } |
| 137 | |
| 138 | proc mal_vector_q {a} { |
| 139 | bool_new [vector_q [lindex $a 0]] |
| 140 | } |
| 141 | |
| 142 | proc mal_hash_map {a} { |
| 143 | set d [dict create] |
| 144 | foreach {k v} $a { |
| 145 | dict set d [obj_val $k] $v |
| 146 | } |
| 147 | hashmap_new $d |
| 148 | } |
| 149 | |
| 150 | proc mal_map_q {a} { |
| 151 | bool_new [hashmap_q [lindex $a 0]] |
| 152 | } |
| 153 | |
| 154 | proc mal_assoc {a} { |
| 155 | set d [dict create] |
| 156 | dict for {k v} [obj_val [lindex $a 0]] { |
| 157 | dict set d $k $v |
| 158 | } |
| 159 | foreach {k v} [lrange $a 1 end] { |
| 160 | dict set d [obj_val $k] $v |
| 161 | } |
| 162 | hashmap_new $d |
| 163 | } |
| 164 | |
| 165 | proc mal_dissoc {a} { |
| 166 | set d [dict create] |
| 167 | dict for {k v} [obj_val [lindex $a 0]] { |
| 168 | dict set d $k $v |
| 169 | } |
| 170 | foreach k [lrange $a 1 end] { |
| 171 | dict unset d [obj_val $k] |
| 172 | } |
| 173 | hashmap_new $d |
| 174 | } |
| 175 | |
| 176 | proc mal_get {a} { |
| 177 | lassign $a hashmap_obj key_obj |
| 178 | if {[dict exists [obj_val $hashmap_obj] [obj_val $key_obj]]} { |
| 179 | dict get [obj_val $hashmap_obj] [obj_val $key_obj] |
| 180 | } else { |
| 181 | return $::mal_nil |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | proc mal_contains_q {a} { |
| 186 | lassign $a hashmap_obj key_obj |
| 187 | bool_new [dict exists [obj_val $hashmap_obj] [obj_val $key_obj]] |
| 188 | } |
| 189 | |
| 190 | proc mal_keys {a} { |
| 191 | set res {} |
| 192 | foreach k [dict keys [obj_val [lindex $a 0]]] { |
| 193 | lappend res [string_new $k] |
| 194 | } |
| 195 | list_new $res |
| 196 | } |
| 197 | |
| 198 | proc mal_vals {a} { |
| 199 | list_new [dict values [obj_val [lindex $a 0]]] |
| 200 | } |
| 201 | |
| 202 | proc mal_sequential_q {a} { |
| 203 | bool_new [sequential_q [lindex $a 0]] |
| 204 | } |
| 205 | |
| 206 | proc mal_cons {a} { |
| 207 | lassign $a head lst |
| 208 | list_new [concat [list $head] [obj_val $lst]] |
| 209 | } |
| 210 | |
| 211 | proc mal_concat {a} { |
| 212 | set res {} |
| 213 | foreach lst $a { |
| 214 | if {[nil_q $lst]} { |
| 215 | continue |
| 216 | } |
| 217 | set res [concat $res [obj_val $lst]] |
| 218 | } |
| 219 | list_new $res |
| 220 | } |
| 221 | |
| 222 | proc mal_nth {a} { |
| 223 | lassign $a lst_obj index_obj |
| 224 | set index [obj_val $index_obj] |
| 225 | set lst [obj_val $lst_obj] |
| 226 | if {$index >= [llength $lst]} { |
| 227 | error "nth: index out of range" |
| 228 | } |
| 229 | lindex $lst $index |
| 230 | } |
| 231 | |
| 232 | proc mal_first {a} { |
| 233 | lassign $a lst |
| 234 | if {[nil_q $lst] || [llength [obj_val $lst]] == 0} { |
| 235 | return $::mal_nil |
| 236 | } |
| 237 | lindex [obj_val $lst] 0 |
| 238 | } |
| 239 | |
| 240 | proc mal_rest {a} { |
| 241 | lassign $a lst |
| 242 | list_new [lrange [obj_val $lst] 1 end] |
| 243 | } |
| 244 | |
| 245 | proc mal_empty_q {a} { |
| 246 | bool_new [expr {[llength [obj_val [lindex $a 0]]] == 0}] |
| 247 | } |
| 248 | |
| 249 | proc mal_count {a} { |
| 250 | integer_new [llength [obj_val [lindex $a 0]]] |
| 251 | } |
| 252 | |
| 253 | proc mal_apply {a} { |
| 254 | set f [lindex $a 0] |
| 255 | if {[llength $a] > 1} { |
| 256 | set mid_args [lrange $a 1 end-1] |
| 257 | set last_list [lindex $a end] |
| 258 | set apply_args [concat $mid_args [obj_val $last_list]] |
| 259 | } else { |
| 260 | set apply_args {} |
| 261 | } |
| 262 | |
| 263 | switch [obj_type $f] { |
| 264 | function { |
| 265 | set funcdict [obj_val $f] |
| 266 | set body [dict get $funcdict body] |
| 267 | set env [dict get $funcdict env] |
| 268 | set binds [dict get $funcdict binds] |
| 269 | set funcenv [Env new $env $binds $apply_args] |
| 270 | return [EVAL $body $funcenv] |
| 271 | } |
| 272 | nativefunction { |
| 273 | set body [concat [list [obj_val $f]] {$a}] |
| 274 | set lambda [list {a} $body] |
| 275 | return [apply $lambda $apply_args] |
| 276 | } |
| 277 | default { |
| 278 | error "Not a function" |
| 279 | } |
| 280 | } |
| 281 | } |
| 282 | |
| 283 | proc mal_map {a} { |
| 284 | lassign $a f seq |
| 285 | set res {} |
| 286 | foreach item [obj_val $seq] { |
| 287 | set mappeditem [mal_apply [list $f [list_new [list $item]]]] |
| 288 | lappend res $mappeditem |
| 289 | } |
| 290 | list_new $res |
| 291 | } |
| 292 | |
| 293 | proc mal_conj {a} { |
| 294 | lassign $a a0 |
| 295 | if {[list_q $a0]} { |
| 296 | set lst $a0 |
| 297 | foreach item [lrange $a 1 end] { |
| 298 | set lst [mal_cons [list $item $lst]] |
| 299 | } |
| 300 | return $lst |
| 301 | } elseif {[vector_q $a0]} { |
| 302 | set res [obj_val $a0] |
| 303 | foreach item [lrange $a 1 end] { |
| 304 | lappend res $item |
| 305 | } |
| 306 | vector_new $res |
| 307 | } else { |
| 308 | error "conj requires list or vector" |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | proc mal_seq {a} { |
| 313 | lassign $a a0 |
| 314 | if {[string_q $a0]} { |
| 315 | set str [obj_val $a0] |
| 316 | if {$str == ""} { |
| 317 | return $::mal_nil |
| 318 | } |
| 319 | set res {} |
| 320 | foreach char [split $str {}] { |
| 321 | lappend res [string_new $char] |
| 322 | } |
| 323 | list_new $res |
| 324 | } elseif {[list_q $a0]} { |
| 325 | if {[llength [obj_val $a0]] == 0} { |
| 326 | return $::mal_nil |
| 327 | } |
| 328 | return $a0 |
| 329 | } elseif {[vector_q $a0]} { |
| 330 | if {[llength [obj_val $a0]] == 0} { |
| 331 | return $::mal_nil |
| 332 | } |
| 333 | list_new [obj_val $a0] |
| 334 | } elseif {[nil_q $a0]} { |
| 335 | return $::mal_nil |
| 336 | } else { |
| 337 | error "seq requires string or list or vector or nil" |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | proc mal_meta {a} { |
| 342 | obj_meta [lindex $a 0] |
| 343 | } |
| 344 | |
| 345 | proc mal_with_meta {a} { |
| 346 | lassign $a a0 a1 |
| 347 | obj_new [obj_type $a0] [obj_val $a0] $a1 |
| 348 | } |
| 349 | |
| 350 | proc mal_atom {a} { |
| 351 | atom_new [lindex $a 0] |
| 352 | } |
| 353 | |
| 354 | proc mal_atom_q {a} { |
| 355 | bool_new [atom_q [lindex $a 0]] |
| 356 | } |
| 357 | |
| 358 | proc mal_deref {a} { |
| 359 | obj_val [lindex $a 0] |
| 360 | } |
| 361 | |
| 362 | proc mal_reset_bang {a} { |
| 363 | lassign $a a0 a1 |
| 364 | obj_set_val $a0 $a1 |
| 365 | } |
| 366 | |
| 367 | proc mal_swap_bang {a} { |
| 368 | lassign $a a0 f |
| 369 | set apply_args [concat [list [obj_val $a0]] [lrange $a 2 end]] |
| 370 | set newval [mal_apply [list $f [list_new $apply_args]]] |
| 371 | mal_reset_bang [list $a0 $newval] |
| 372 | } |
| 373 | |
| 374 | set core_ns [dict create \ |
| 375 | "=" [nativefunction_new mal_equal] \ |
| 376 | "throw" [nativefunction_new mal_throw] \ |
| 377 | \ |
| 378 | "nil?" [nativefunction_new mal_nil_q] \ |
| 379 | "true?" [nativefunction_new mal_true_q] \ |
| 380 | "false?" [nativefunction_new mal_false_q] \ |
| 381 | "symbol" [nativefunction_new mal_symbol] \ |
| 382 | "symbol?" [nativefunction_new mal_symbol_q] \ |
| 383 | "string?" [nativefunction_new mal_string_q] \ |
| 384 | "keyword" [nativefunction_new mal_keyword] \ |
| 385 | "keyword?" [nativefunction_new mal_keyword_q] \ |
| 386 | \ |
| 387 | "pr-str" [nativefunction_new mal_pr_str] \ |
| 388 | "str" [nativefunction_new mal_str] \ |
| 389 | "prn" [nativefunction_new mal_prn] \ |
| 390 | "println" [nativefunction_new mal_println] \ |
| 391 | "read-string" [nativefunction_new mal_read_string] \ |
| 392 | "readline" [nativefunction_new mal_readline] \ |
| 393 | "slurp" [nativefunction_new mal_slurp] \ |
| 394 | \ |
| 395 | "<" [nativefunction_new mal_lt] \ |
| 396 | "<=" [nativefunction_new mal_lte] \ |
| 397 | ">" [nativefunction_new mal_gt] \ |
| 398 | ">=" [nativefunction_new mal_gte] \ |
| 399 | "+" [nativefunction_new mal_add] \ |
| 400 | "-" [nativefunction_new mal_sub] \ |
| 401 | "*" [nativefunction_new mal_mul] \ |
| 402 | "/" [nativefunction_new mal_div] \ |
| 403 | "time-ms" [nativefunction_new mal_time_ms] \ |
| 404 | \ |
| 405 | "list" [nativefunction_new mal_list] \ |
| 406 | "list?" [nativefunction_new mal_list_q] \ |
| 407 | "vector" [nativefunction_new mal_vector] \ |
| 408 | "vector?" [nativefunction_new mal_vector_q] \ |
| 409 | "hash-map" [nativefunction_new mal_hash_map] \ |
| 410 | "map?" [nativefunction_new mal_map_q] \ |
| 411 | "assoc" [nativefunction_new mal_assoc] \ |
| 412 | "dissoc" [nativefunction_new mal_dissoc] \ |
| 413 | "get" [nativefunction_new mal_get] \ |
| 414 | "contains?" [nativefunction_new mal_contains_q] \ |
| 415 | "keys" [nativefunction_new mal_keys] \ |
| 416 | "vals" [nativefunction_new mal_vals] \ |
| 417 | \ |
| 418 | "sequential?" [nativefunction_new mal_sequential_q] \ |
| 419 | "cons" [nativefunction_new mal_cons] \ |
| 420 | "concat" [nativefunction_new mal_concat] \ |
| 421 | "nth" [nativefunction_new mal_nth] \ |
| 422 | "first" [nativefunction_new mal_first] \ |
| 423 | "rest" [nativefunction_new mal_rest] \ |
| 424 | "empty?" [nativefunction_new mal_empty_q] \ |
| 425 | "count" [nativefunction_new mal_count] \ |
| 426 | "apply" [nativefunction_new mal_apply] \ |
| 427 | "map" [nativefunction_new mal_map] \ |
| 428 | \ |
| 429 | "conj" [nativefunction_new mal_conj] \ |
| 430 | "seq" [nativefunction_new mal_seq] \ |
| 431 | \ |
| 432 | "meta" [nativefunction_new mal_meta] \ |
| 433 | "with-meta" [nativefunction_new mal_with_meta] \ |
| 434 | "atom" [nativefunction_new mal_atom] \ |
| 435 | "atom?" [nativefunction_new mal_atom_q] \ |
| 436 | "deref" [nativefunction_new mal_deref] \ |
| 437 | "reset!" [nativefunction_new mal_reset_bang] \ |
| 438 | "swap!" [nativefunction_new mal_swap_bang] \ |
| 439 | ] |