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<?php
require_once 'types.php';
require_once 'readline.php';
require_once 'reader.php';
require_once 'printer.php';
// Error/Exception functions
function mal_throw($obj) { throw new Error($obj); }
// String functions
function pr_str() {
$ps = array_map(function ($obj) { return _pr_str($obj, True); },
func_get_args());
return implode(" ", $ps);
}
function str() {
$ps = array_map(function ($obj) { return _pr_str($obj, False); },
func_get_args());
return implode("", $ps);
}
function prn() {
$ps = array_map(function ($obj) { return _pr_str($obj, True); },
func_get_args());
print implode(" ", $ps) . "\n";
return null;
}
function println() {
$ps = array_map(function ($obj) { return _pr_str($obj, False); },
func_get_args());
print implode(" ", $ps) . "\n";
return null;
}
// Number functions
function time_ms() {
return intval(microtime(1) * 1000);
}
// Hash Map functions
function assoc($src_hm) {
$args = func_get_args();
$hm = clone $src_hm;
$args[0] = $hm;
return call_user_func_array('_assoc_BANG', $args);
}
function dissoc($src_hm) {
$args = func_get_args();
$hm = clone $src_hm;
$args[0] = $hm;
return call_user_func_array('_dissoc_BANG', $args);
}
function get($hm, $k) {
if ($hm && $hm->offsetExists($k)) {
return $hm[$k];
} else {
return NULL;
}
}
function contains_Q($hm, $k) { return array_key_exists($k, $hm); }
function keys($hm) {
return call_user_func_array('_list', array_keys($hm->getArrayCopy()));
}
function vals($hm) {
return call_user_func_array('_list', array_values($hm->getArrayCopy()));
}
// Sequence functions
function cons($a, $b) {
$tmp = $b->getArrayCopy();
array_unshift($tmp, $a);
$l = new ListClass();
$l->exchangeArray($tmp);
return $l;
}
function concat() {
$args = func_get_args();
$tmp = array();
foreach ($args as $arg) {
$tmp = array_merge($tmp, $arg->getArrayCopy());
}
$l = new ListClass();
$l->exchangeArray($tmp);
return $l;
}
function nth($seq, $idx) {
if ($idx < $seq->count()) {
return $seq[$idx];
} else {
throw new Exception("nth: index out of range");
}
}
function first($seq) {
if (count($seq) === 0) {
return NULL;
} else {
return $seq[0];
}
}
function rest($seq) {
$l = new ListClass();
$l->exchangeArray(array_slice($seq->getArrayCopy(), 1));
return $l;
}
function empty_Q($seq) { return $seq->count() === 0; }
function scount($seq) { return ($seq === NULL ? 0 : $seq->count()); }
function conj($src) {
$args = array_slice(func_get_args(), 1);
$tmp = $src->getArrayCopy();
if (_list_Q($src)) {
foreach ($args as $arg) { array_unshift($tmp, $arg); }
$s = new ListClass();
} else {
foreach ($args as $arg) { $tmp[] = $arg; }
$s = new VectorClass();
}
$s->exchangeArray($tmp);
return $s;
}
function apply($f) {
$args = array_slice(func_get_args(), 1);
$last_arg = array_pop($args)->getArrayCopy();
return $f->apply(array_merge($args, $last_arg));
}
function map($f, $seq) {
$l = new ListClass();
$l->exchangeArray(array_map($f, $seq->getArrayCopy()));
return $l;
}
// Metadata functions
function with_meta($obj, $m) {
$new_obj = clone $obj;
$new_obj->meta = $m;
return $new_obj;
}
function meta($obj) {
return $obj->meta;
}
// Atom functions
function deref($atm) { return $atm->value; }
function reset_BANG($atm, $val) { return $atm->value = $val; }
function swap_BANG($atm, $f) {
$args = array_slice(func_get_args(),2);
array_unshift($args, $atm->value);
$atm->value = call_user_func_array($f, $args);
return $atm->value;
}
// core_ns is namespace of type functions
$core_ns = array(
'='=> function ($a, $b) { return _equal_Q($a, $b); },
'throw'=> function ($a) { return mal_throw($a); },
'nil?'=> function ($a) { return _nil_Q($a); },
'true?'=> function ($a) { return _true_Q($a); },
'false?'=> function ($a) { return _false_Q($a); },
'symbol'=> function () { return call_user_func_array('_symbol', func_get_args()); },
'symbol?'=> function ($a) { return _symbol_Q($a); },
'keyword'=> function () { return call_user_func_array('_keyword', func_get_args()); },
'keyword?'=> function ($a) { return _keyword_Q($a); },
'string?'=> function ($a) { return _string_Q($a); },
'pr-str'=> function () { return call_user_func_array('pr_str', func_get_args()); },
'str'=> function () { return call_user_func_array('str', func_get_args()); },
'prn'=> function () { return call_user_func_array('prn', func_get_args()); },
'println'=>function () { return call_user_func_array('println', func_get_args()); },
'readline'=>function ($a) { return mal_readline($a); },
'read-string'=>function ($a) { return read_str($a); },
'slurp'=> function ($a) { return file_get_contents($a); },
'<'=> function ($a, $b) { return $a < $b; },
'<='=> function ($a, $b) { return $a <= $b; },
'>'=> function ($a, $b) { return $a > $b; },
'>='=> function ($a, $b) { return $a >= $b; },
'+'=> function ($a, $b) { return intval($a + $b,10); },
'-'=> function ($a, $b) { return intval($a - $b,10); },
'*'=> function ($a, $b) { return intval($a * $b,10); },
'/'=> function ($a, $b) { return intval($a / $b,10); },
'time-ms'=>function () { return time_ms(); },
'list'=> function () { return call_user_func_array('_list', func_get_args()); },
'list?'=> function ($a) { return _list_Q($a); },
'vector'=> function () { return call_user_func_array('_vector', func_get_args()); },
'vector?'=> function ($a) { return _vector_Q($a); },
'hash-map' => function () { return call_user_func_array('_hash_map', func_get_args()); },
'map?'=> function ($a) { return _hash_map_Q($a); },
'assoc' => function () { return call_user_func_array('assoc', func_get_args()); },
'dissoc' => function () { return call_user_func_array('dissoc', func_get_args()); },
'get' => function ($a, $b) { return get($a, $b); },
'contains?' => function ($a, $b) { return contains_Q($a, $b); },
'keys' => function ($a) { return keys($a); },
'vals' => function ($a) { return vals($a); },
'sequential?'=> function ($a) { return _sequential_Q($a); },
'cons'=> function ($a, $b) { return cons($a, $b); },
'concat'=> function () { return call_user_func_array('concat', func_get_args()); },
'nth'=> function ($a, $b) { return nth($a, $b); },
'first'=> function ($a) { return first($a); },
'rest'=> function ($a) { return rest($a); },
'empty?'=> function ($a) { return empty_Q($a); },
'count'=> function ($a) { return scount($a); },
'conj'=> function () { return call_user_func_array('conj', func_get_args()); },
'apply'=> function () { return call_user_func_array('apply', func_get_args()); },
'map'=> function ($a, $b) { return map($a, $b); },
'with-meta'=> function ($a, $b) { return with_meta($a, $b); },
'meta'=> function ($a) { return meta($a); },
'atom'=> function ($a) { return _atom($a); },
'atom?'=> function ($a) { return _atom_Q($a); },
'deref'=> function ($a) { return deref($a); },
'reset!'=> function ($a, $b) { return reset_BANG($a, $b); },
'swap!'=> function () { return call_user_func_array('swap_BANG', func_get_args()); },
);
?>
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