protected function addValidatorValidation(ArrayNodeDefinition $node)
    {
        $node->validate()
            ->ifTrue(function ($value) {
                if (!is_array($value)) {
                    return true;
                }

                // All key must be string. Used as alias for the validator service
                if (count(array_filter(array_keys($value), 'is_string')) != count($value)) {
                    return true;
                }

                // All value must be array. Used as configuration for validator
                if (count(array_filter(array_values($value), 'is_array')) != count($value)) {
                    return true;
                }

                return false;
            })
            ->thenInvalid('Invalid validators configuration')
        ->end();
    }
protected function addValidatorValidation(ArrayNodeDefinition $node)
    {
        $node->validate()
            ->ifTrue(function ($value) {
                if (!is_array($value)) {
                    return true;
                }

                // All key must be string. Used as alias for the validator service
                if (count(array_filter(array_keys($value), 'is_string')) != count($value)) {
                    return true;
                }

                // All value must be array. Used as configuration for validator
                if (count(array_filter(array_values($value), 'is_array')) != count($value)) {
                    return true;
                }

                return false;
            })
            ->thenInvalid('Invalid validators configuration')
        ->end();
    }
protected function addValidatorValidation ( ArrayNodeDefinition $ node ) { $ node -> validate ( ) -> ifTrue ( function ( $ value ) { if ( ! is_array ( $ value ) ) { return true ; } // All key must be string. Used as alias for the validator service if ( count ( array_filter ( array_keys ( $ value ) , 'is_string' ) ) != count ( $ value ) ) { return true ; } // All value must be array. Used as configuration for validator if ( count ( array_filter ( array_values ( $ value ) , 'is_array' ) ) != count ( $ value ) ) { return true ; } return false ; } ) -> thenInvalid ( 'Invalid validators configuration' ) -> end ( ) ; }
Add validation to a validator key

@param ArrayNodeDefinition $node
Add validation to a validator key