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<?php |
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declare(strict_types=1); |
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namespace Jasny\Immutable; |
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/** |
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* Trait with the `withProperty` methods that can be used by classes of immutable objects. |
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* |
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* {@internal Some lines are expected to be covered, which should be ignored. Added codeCoverageIgnore. }} |
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*/ |
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trait With |
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{ |
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/** |
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* Return a copy with a changed property. |
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* Returns this object if the resulting object would be the same as the current one. |
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* |
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* @param string $property |
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* @param mixed $value |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist |
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*/ |
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private function withProperty(string $property, $value) |
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{ |
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if (!property_exists($this, $property)) { |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} |
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if ( |
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(isset($this->{$property}) && $this->{$property} === $value) || // Typed property may be not initialized |
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(!isset($this->{$property}) && $value === null) |
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) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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$clone->{$property} = $value; |
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return $clone; |
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} |
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/** |
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* Return a copy with a property unset. |
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* Returns this object if the resulting object would be the same as the current one. |
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* |
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* @param string $property |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist |
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*/ |
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private function withoutProperty(string $property) |
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{ |
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if (!property_exists($this, $property)) { |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} |
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1 |
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if (!isset($this->{$property})) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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1 |
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unset($clone->{$property}); |
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1 |
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return $clone; |
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} |
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/** |
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* Return a copy with an added item for a property. |
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* Returns this object if the resulting object would be the same as the current one. |
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* |
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* @param string $property |
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* @param string $key |
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* @param mixed $value |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist |
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*/ |
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private function withPropertyKey(string $property, string $key, $value) |
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{ |
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if (!property_exists($this, $property)) { |
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1 |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} // @codeCoverageIgnore |
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if (!is_array($this->{$property}) && !$this->{$property} instanceof \ArrayAccess) { |
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throw new \BadMethodCallException(sprintf('%s::$%s is not an array', get_class($this), $property)); |
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} |
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1 |
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if (isset($this->{$property}[$key]) && $this->{$property}[$key] === $value) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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1 |
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$clone->{$property}[$key] = $value; |
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1 |
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return $clone; |
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} |
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/** |
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* Return a copy with a removed item from a property. |
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* Returns this object if the resulting object would be the same as the current one. |
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* |
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* @param string $property |
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* @param string $key |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist or isn't an array |
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*/ |
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3 |
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private function withoutPropertyKey(string $property, string $key) |
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{ |
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3 |
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if (!property_exists($this, $property)) { |
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1 |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} // @codeCoverageIgnore |
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if (!is_array($this->{$property}) && !$this->{$property} instanceof \ArrayAccess) { |
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throw new \BadMethodCallException(sprintf('%s::$%s is not an array', get_class($this), $property)); |
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} |
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1 |
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if (!isset($this->{$property}[$key])) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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1 |
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unset($clone->{$property}[$key]); |
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1 |
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return $clone; |
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} |
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/** |
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* Return a copy with a value added to a sequential array. |
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* |
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* @param string $property |
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* @param mixed $value |
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* @param mixed $unique Don't add if the array already has a copy of the value. |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist or isn't an array |
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*/ |
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3 |
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private function withPropertyItem(string $property, $value, bool $unique = false) |
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{ |
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3 |
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if (!property_exists($this, $property)) { |
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1 |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} |
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if (!is_array($this->{$property})) { |
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throw new \BadMethodCallException(sprintf('%s::$%s is not an array', get_class($this), $property)); |
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} |
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1 |
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if ($unique && in_array($value, $this->{$property}, true)) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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1 |
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$clone->{$property}[] = $value; |
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1 |
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return $clone; |
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} |
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/** |
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* Return a copy with a value removed from a sequential array. |
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* Returns this object if the resulting object would be the same as the current one. |
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* |
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* @param string $property |
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* @param mixed $value |
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* @return static |
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* @throws \BadMethodCallException if property doesn't exist or isn't an array |
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*/ |
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3 |
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private function withoutPropertyItem(string $property, $value) |
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{ |
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3 |
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if (!property_exists($this, $property)) { |
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throw new \BadMethodCallException(sprintf('%s has no property "%s"', get_class($this), $property)); |
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} |
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if (!is_array($this->{$property})) { |
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throw new \BadMethodCallException(sprintf('%s::$%s is not an array', get_class($this), $property)); |
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} |
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1 |
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$keys = array_keys($this->{$property}, $value, true); |
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1 |
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if ($keys === []) { |
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return $this; |
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} |
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1 |
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$clone = clone $this; |
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$clone->{$property} = array_values(array_diff_key($clone->{$property}, array_fill_keys($keys, null))); |
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1 |
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return $clone; |
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} |
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} |
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jasny /
immutable
