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<?php
require_once('Destructable.php');
class JavaScriptLiteral extends Destructable {
protected $value;
public function __construct($value) {
$this->value = $value;
}
public function __destruct() {
$this->mem_flush('value');
}
public function value() {
return $this->value;
}
public function type() {
if (is_object($this->value)) {
if ($this->value->arity == 'this') {
return 'Object';
}
elseif (strlen($this->value->id) > 1 && in_array($this->value->id{0}, array('!', '=', '<', '>'))) {
return 'bool';
}
elseif (in_array($this->value->id, array('!', '>', '<', '&', '|'))) {
return 'bool';
}
elseif ($this->value->id == '+' && !is_numeric($this->value->second->value)) {
return 'String';
}
elseif (in_array($this->value->id, array('++', '--', '+', '-', '*', '/', '%'))) {
return 'Number';
}
elseif ($this->value->id == '&&' || $this->value->id == '||') {
$first = $this->value->first;
if (is_array($first)) {
$first = $first[0];
}
return $first->type();
}
}
elseif (is_null($this->value) || $this->value == 'null') {
return 'Object';
}
elseif (is_bool($this->value)) {
return 'bool';
}
elseif ($this->value == 'arguments') {
return 'Array';
}
throw new Exception("Unstringed literal type: {$this->value}");
}
}
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