#124 remove comments

docs/README.md

@@ -624,53 +624,64 @@ echo $renderer->render($parser->parse());
 the command line utility is located at './cli/css-parser'
 
 ```bash
-
 $ ./cli/css-parser -h
 
 Usage: 
 $ css-parser [OPTIONS] [PARAMETERS]
 
+-v, --version	print version number
 -h	print help
 --help	print extended help
 
-parse options:
+Parse options:
 
 -e, --capture-errors                    	ignore parse error
 
--f, --file                              	css file or url
+-f, --file                              	input css file or url
 
 -m, --flatten-import                    	process @import
 
+-I, --input-format                      	input format: json (ast), serialize (PHP serialized ast)
+
 -d, --parse-allow-duplicate-declarations	allow duplicate declaration
 
 -p, --parse-allow-duplicate-rules       	allow duplicate rule
 
-render options:
+-P, --parse-children-process            	maximum children process
+
+-M, --parse-multi-processing            	enable multi-processing parser
+
+Render options:
+
+-a, --ast                                	dump ast as JSON
+
+-S, --charset                            	remove @charset
 
--a, --ast                          	dump ast as JSON
+-c, --compress                           	minify output
 
--S, --charset                      	remove @charset
+-u, --compute-shorthand                  	compute shorthand properties
 
--c, --compress                     	minify output
+-t, --convert-color                      	convert colors
 
--u, --compute-shorthand            	compute shorthand properties
+-l, --css-level                          	css color module
 
--l, --css-level                    	css color module
+-G, --legacy-rendering                   	convert nested css syntax
 
--G, --legacy-rendering             	legacy rendering
+-o, --output                             	output file name
 
--o, --output                       	output file name
+-F, --output-format                      	output export format. string (css), json (ast), serialize (PHP serialized ast), json-array, serialize-array, requires --input-format
 
--L, --preserve-license             	preserve license comments
+-L, --preserve-license                   	preserve license comments
 
--C, --remove-comments              	remove comments
+-C, --remove-comments                    	remove comments
 
--E, --remove-empty-nodes           	remove empty nodes
+-E, --remove-empty-nodes                 	remove empty nodes
 
--r, --render-duplicate-declarations	render duplicate declarations
+-r, --render-allow-duplicate-declarations	render duplicate declarations
 
--s, --sourcemap                    	generate sourcemap, require -o
+-R, --render-multi-processing            	enable multi-processing renderer
 
+-s, --sourcemap                          	generate sourcemap, requires --file
 ```
 
 ### Minify inline css

src/Element/AtRule.php

@@ -39,15 +39,16 @@ public function isLeaf () {
      * test if this at-rule node contains declaration
      * @return bool
      */
-    public function hasDeclarations () {
+    public function hasDeclarations (): bool
+	{
 
         return !empty($this->ast->hasDeclarations);
     }
 
     /**
      * @inheritDoc
      */
-    public function support (ElementInterface $child) {
+    public function support (ElementInterface $child): bool {
 
         if (!empty($this->ast->isLeaf)) {
 

src/Element/Rule.php

@@ -32,23 +32,6 @@ protected function parseSelector($selectors)
             $selectors = Value::parse($selectors, null, true, '', '');
         }
 
-//        $comments = [];
-//        $k = count($selectors);
-
-//        while ($k--) {
-//
-//            if ($selectors[$k]->type == 'Comment') {
-//
-//                $comments[] = $selectors[$k]->value;
-//                array_splice($selectors, $k, 1);
-//            }
-//        }
-//
-//        if (!empty($comments)) {
-//
-//            $this->setLeadingComments(array_reverse($comments));
-//        }
-
         $selectors = Value::split(Value::renderTokens($selectors, ['omit_unit' => false]), ',');
 
         $result = [];
@@ -67,8 +50,8 @@ protected function parseSelector($selectors)
      * @param string|array $selectors
      * @return $this
      */
-    public function setSelector($selectors)
-    {
+    public function setSelector($selectors): static
+	{
 
         $this->ast->selector = $this->parseSelector($selectors);
         return $this;
@@ -79,8 +62,8 @@ public function setSelector($selectors)
      * @param array|string $selector
      * @return $this
      */
-    public function addSelector($selector)
-    {
+    public function addSelector($selector): static
+	{
 
         $result = [];
 
@@ -104,8 +87,8 @@ public function addSelector($selector)
      * @return Rule
      * @throws Exception
      */
-    public function removeSelector($selector)
-    {
+    public function removeSelector($selector): static
+	{
 
         if (!is_array($selector)) {
 
@@ -131,8 +114,8 @@ public function removeSelector($selector)
      * @return Declaration
      * @throws Exception
      */
-    public function addDeclaration($name, $value)
-    {
+    public function addDeclaration(string $name, string $value): Declaration
+	{
 
         $declaration = new Declaration();
 
@@ -148,8 +131,8 @@ public function addDeclaration($name, $value)
      * @return Rule $this
      * @throws Exception
      */
-    public function merge(Rule $rule)
-    {
+    public function merge(Rule $rule): static
+	{
 
         $this->addSelector($rule->getSelector());
 
@@ -164,8 +147,8 @@ public function merge(Rule $rule)
     /**
      * @inheritDoc
      */
-    public function support(ElementInterface $child)
-    {
+    public function support(ElementInterface $child): bool
+	{
 
         if ($child instanceof Comment) {
 

src/Element/RuleList.php

@@ -164,7 +164,7 @@ public function setChildren(array $elements) {
     /**
      * @inheritDoc
      */
-    public function support(ElementInterface $child)
+    public function support(ElementInterface $child): bool
     {
 
         $element = $this;

src/Interfaces/RuleListInterface.php

@@ -46,7 +46,7 @@ public function addComment($value);
      * @param ElementInterface $child
      * @return bool
      */
-    public function support(ElementInterface $child);
+    public function support(ElementInterface $child): bool;
 
     /**
      * append child nodes

src/Value/LineHeight.php

@@ -19,9 +19,10 @@ class LineHeight extends Value
 
     protected static array $defaults = ['normal'];
 
-    /**
-     * @inheritDoc
-     */
+	/**
+	 * @inheritDoc
+	 * @throws Exception
+	 */
     public static function matchToken($token, $previousToken = null, $previousValue = null, $nextToken = null, $nextValue = null, int $index = null, array $tokens = []): bool
     {
 
@@ -61,10 +62,8 @@ public function render(array $options = []): string
         return static::doRender($this->data, $options);
     }
 
-    public static function doRender(object $data, array $options = [])
-    {
-//        $prefix = func_num_args() > 1 && func_get_arg(1) == 'font' ? '/ ' : '';
-
+    public static function doRender(object $data, array $options = []): string
+	{
         $value = $data->value;
 
         if ($value == '0') {
@@ -74,11 +73,6 @@ public static function doRender(object $data, array $options = [])
 
         if (!empty($options['compress'])) {
 
-//            if ($prefix !== '') {
-//
-//                $prefix = '/';
-//            }
-
             if(is_numeric($value)) {
 
                 $value = Number::compress($value);