15    private $canonical_name = 
null;
 
   25        if ($this->canonical_name === 
null) {
 
   28        return $this->canonical_name;
 
   38        $cls = explode(
"\\", get_class($this));
 
   40        $cur = array_pop($cls);
 
   41        while ($cur !== 
"Component" && count($cls) > 0) {
 
   42            $name[] = preg_replace(
"%([a-z])([A-Z])%", 
"$1 $2", $cur);
 
   43            $cur = array_pop($cls);
 
   45        return implode(
" ", 
$name);
 
   61        assert(is_string($which));
 
   62        assert(is_bool($check));
 
   65            throw new \InvalidArgumentException(
"Argument '$which': $message");
 
  134        if (!is_object($value)) {
 
  135            $message = 
"expected $name, got '$value'";
 
  137            $message = 
"expected $name, got object.";
 
  157        foreach ($values as 
$key => $value) {
 
  166        if ($failed_k !== 
null) {
 
  172        $this->
checkArg($which, $failed_k === 
null, 
$m);
 
  187        $classes = $this->
toArray($classes);
 
  188        $this->
checkArgList($which, $values, 
function ($_, $value) use (&$classes) {
 
  189            foreach ($classes as $cls) {
 
  190                if ($cls === 
"string" && is_string($value)) {
 
  193                if ($cls === 
"int" && is_int($value)) {
 
  195                } elseif ($value instanceof $cls) {
 
  200        }, 
function ($_, 
$failed) use (&$classes) {
 
  213        if (is_array($value)) {
 
  216        return array($value);
 
  221        $type = gettype($value);
 
  222        if (!is_object($value) && !is_array($value)) {
 
  223            return "expected $expected, got $type '$value'";
 
  225            if (is_object($value)) {
 
  226                $type = get_class($value);
 
  228            return "expected $expected, got $type";
 
An exception for terminatinating execution or to throw for unit testing.
getCanonicalName()
Get the canonical name of the component.
catch(Exception $e) $message
checkArgList($which, array &$values, \Closure $check, \Closure $message)
Check every key and value of the list with a supplied closure.
checkStringArg($which, $value)
Throw an InvalidArgumentException if $value is no string.
checkArg($which, $check, $message)
/** Throw an InvalidArgumentException containing the message if $check is false.
checkIntArg($which, $value)
Throw an InvalidArgumentException if $value is no int.
toArray($value)
Wrap the given value in an array if it is no array.
checkArgListElements($which, array &$values, &$classes)
Check every element of the list if it is an instance of one of the given classes.
wrongTypeMessage($expected, $value)
trait ComponentHelper
Provides common functionality for component implementations.
checkArgIsElement($which, $value, $array, $name)
Throw an InvalidArgumentException if $value is not an element of array.
checkFloatArg($which, $value)
Throw an InvalidArgumentException if $value is not a float.
checkArgInstanceOf($which, $value, $class)
Throw an InvalidArgumentException if $value is not an instance of $class.
getCanonicalNameByFullyQualifiedName()
Does the calculation required for getCanonicalName.