ModuleCompiler::compileLoadTemplate() - Code Metrics - ForkNetwork/twig.js - Measure and Improve Code Quality continuously with Scrutinizer

ModuleCompiler::compileLoadTemplate() A
last analyzed 2016-11-28 10:32 UTC

↳ Parent: ModuleCompiler

Complexity

Conditions	1
Paths	1

Size

Total Lines	10
Code Lines	7

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	10
rs	9.4285
cc	1
eloc	7
nc	1
nop	3

<?php
namespace TwigJs\Compiler;

use TwigJs\JsCompiler;
use Twig_NodeInterface;

abstract class ModuleCompiler
{
    protected $functionName;

    abstract protected function compileClassHeader(JsCompiler $compiler, Twig_NodeInterface $node);
    abstract protected function compileClassFooter(JsCompiler $compiler, Twig_NodeInterface $node);

    public function getType()
    {
        return 'Twig_Node_Module';
    }

    public function compile(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        if (!$node instanceof \Twig_Node_Module) {
            throw new \RuntimeException(
                sprintf(
                    '$node must be an instanceof of \Module, but got "%s".',
                    get_class($node)
                )
            );
        }
        $this->compileTemplate($compiler, $node);
    }

    protected function compileTemplate(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        $this->compileClassHeader($compiler, $node);

        $this->compileGetParent($compiler, $node);
        $this->compileDisplayHeader($compiler, $node);
        $this->compileDisplayBody($compiler, $node);
        $this->compileDisplayFooter($compiler, $node);

        $compiler->subcompile($node->getNode('blocks'));


        $this->compileMacros($compiler, $node);

        $this->compileGetTemplateName($compiler, $node);

        $this->compileIsTraitable($compiler, $node);
        $this->compileClassFooter($compiler, $node);
    }

    protected function compileGetParent(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        $compiler
            ->write("/**\n", " * @inheritDoc\n", " */\n")
            ->write($this->functionName.".prototype.getParent_ = function(context) {\n")
            ->indent()
            ->write('return ')
        ;

        if (!$this->hasParentNode($node)) {
            $compiler->repr(false);
        } else {
            $compiler
                ->setTemplateName(true)
                ->subcompile($node->getNode('parent'))

                ->setTemplateName(false)
            ;
        }

        $compiler
            ->raw(";\n")
            ->outdent()
            ->write("};\n\n")
        ;
    }

    protected function compileDisplayBody(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        $compiler
            ->enterScope()
            ->subcompile($node->getNode('body'))

            ->leaveScope()
        ;

        if ($this->hasParentNode($node)) {
            $compiler
                ->write("this.getParent(context).render_(sb, context, twig.extend({}, this.getBlocks(), blocks));\n")
            ;
        }
    }

    protected function compileConstructor(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        $compiler->raw("\n");

        $countTraits = count($node->getNode('traits'));

        if ($countTraits) {
            // traits
            foreach ($node->getNode('traits') as $i => $trait) {

                $this->compileLoadTemplate($compiler, $trait->getNode('template'), sprintf('trait_%s', $i));

                $compiler
                    ->addDebugInfo($trait->getNode('template'))
                    ->write(sprintf("if (!trait_%s.isTraitable()) {\n", $i))
                    ->indent()
                    ->write(
                        "throw Error('Template \"' + trait_".$i.".getTemplateName() + " .
                        "'\" cannot be used as a trait.');\n"
                    )->outdent()
                    ->write("}\n")
                    ->write(sprintf("var trait_%s_blocks = trait_%s.getBlocks();\n\n", $i, $i))
                ;

                foreach ($trait->getNode('targets') as $key => $value) {
                    $compiler
                        ->write(sprintf("trait_%s_blocks[", $i))
                        ->subcompile($value)
                        ->raw(sprintf("] = trait_%s_blocks[", $i))
                        ->string($key)
                        ->raw(sprintf("]; delete trait_%s_blocks[", $i))
                        ->string($key)
                        ->raw("];\n\n")
                    ;
                }
            }

            $compiler
                ->write("var traits = twig.extend({},\n")
                ->indent()
            ;

            for ($i = 0; $i < $countTraits; $i++) {
                $compiler
                    ->write(sprintf("trait_%s_blocks".($i == $countTraits - 1 ? '' : ',')."\n", $i))
                ;
            }

            $compiler
                ->outdent()
                ->write(");\n")
                ->write("this.setTraits(traits);\n\n")
            ;

            $compiler
                ->write("this.setBlocks(twig.extend({}, traits, {\n")
            ;
        } else {
            $compiler
                ->write("this.setBlocks({\n")
            ;
        }

        // blocks
        $compiler
            ->indent()
        ;

        $first = true;
        foreach ($node->getNode('blocks') as $name => $node) {
            if (!$first) {
                $compiler->raw(",\n");
            }
            $first = false;

            $compiler
                ->write(sprintf("'%s': twig.bind(this.block_%s, this)", $name, $name))
            ;
        }

        if (!$first) {
            $compiler->raw("\n");
        }

        if ($countTraits) {
            $compiler
                ->outdent()
                ->write("}));\n")
            ;
        } else {
            $compiler
                ->outdent()
                ->write("});\n")
            ;
        }
    }

    protected function compileDisplayHeader(JsCompiler $compiler, \Twig_NodeInterface $node)

    {
        $compiler
            ->write("/**\n", " * @inheritDoc\n", " */\n")
            ->write($this->functionName.".prototype.render_ = function(sb, context, blocks) {\n")
            ->indent()
            ->write("blocks = typeof(blocks) == \"undefined\" ? {} : blocks;"."\n")
        ;
    }

    protected function compileDisplayFooter(JsCompiler $compiler, \Twig_NodeInterface $node)

    {
        $compiler
            ->outdent()
            ->write("};\n\n")
        ;
    }

    protected function compileMacros(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        $compiler->subcompile($node->getNode('macros'));

    }

    protected function compileGetTemplateName(JsCompiler $compiler, \Twig_NodeInterface $node)

    {
        $compiler
            ->write("/**\n", " * @inheritDoc\n", " */\n")
            ->write($this->functionName.".prototype.getTemplateName = function() {\n")
            ->indent()
            ->write('return '.json_encode($this->functionName).";\n")
            ->outdent()
            ->write("};\n\n")
        ;
    }

    protected function compileIsTraitable(JsCompiler $compiler, \Twig_NodeInterface $node)
    {
        // A template can be used as a trait if all of the following is true:
        //   * it has no parent
        //   * it has no macros
        //   * it has no body
        //
        // Put another way, a template can be used as a trait if it
        // only contains blocks and use statements.
        $traitable = null === $this->hasParentNode($node) && 0 === count($node->getNode('macros'));

        if ($traitable) {
            if (!count($nodes = $node->getNode('body'))) {

                $nodes = new Twig_Node(array($node->getNode('body')));

            }

            foreach ($nodes as $node) {
                if (!count($node)) {
                    continue;
                }

                if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) {
if ($x instanceof DoesNotExist) {
    // Do something.
}
                    continue;
                }

                if ($node instanceof Twig_Node_BlockReference) {
if ($x instanceof DoesNotExist) {
    // Do something.
}
                    continue;
                }

                $traitable = false;
                break;
            }
        }

        $compiler
            ->write(
                "/**\n",
                " * Returns whether this template can be used as trait.\n",
                " *\n",
                " * @return {boolean}\n",
                " */\n"
            )->write($this->functionName.".prototype.isTraitable = function() {\n")
            ->indent()
            ->write(sprintf("return %s;\n", $traitable ? 'true' : 'false'))
            ->outdent()
            ->write("};\n")
        ;
    }

    public function compileLoadTemplate(JsCompiler $compiler, $node, $var)
    {
        $compiler->isTemplateName = true;
        $compiler
            ->write(sprintf("var %s = this.env_.createTemplate(", $var))
            ->subcompile($node)
            ->raw(");\n")
        ;
        $compiler->isTemplateName = false;
    }

    private function hasParentNode(\Twig_NodeInterface $node)

    {
        if (!$node->hasNode('parent')) {
            return false;
        }

        if (null === $node->getNode('parent')) {

            return false;
        }

        return true;
    }
}


GitHub Access Token became invalid

ModuleCompiler::compileLoadTemplate() A
last analyzed 2016-11-28 10:32 UTC

Complexity

Size

Duplication

Importance

1. Missing dependencies

2. Missing use statement

1. Missing dependencies

2. Missing use statement

1		<?php
2		namespace TwigJs\Compiler;
3
4		use TwigJs\JsCompiler;
5		use Twig_NodeInterface;
6
7		abstract class ModuleCompiler
8		{
9		protected $functionName;
10
11		abstract protected function compileClassHeader(JsCompiler $compiler, Twig_NodeInterface $node);
12		abstract protected function compileClassFooter(JsCompiler $compiler, Twig_NodeInterface $node);
13
14		public function getType()
15		{
16		return 'Twig_Node_Module';
17		}
18
19		public function compile(JsCompiler $compiler, \Twig_NodeInterface $node)
20		{
21		if (!$node instanceof \Twig_Node_Module) {
22		throw new \RuntimeException(
23		sprintf(
24		'$node must be an instanceof of \Module, but got "%s".',
25		get_class($node)
26		)
27		);
28		}
29		$this->compileTemplate($compiler, $node);
30		}
31
32		protected function compileTemplate(JsCompiler $compiler, \Twig_NodeInterface $node)
33		{
34		$this->compileClassHeader($compiler, $node);
35
36		$this->compileGetParent($compiler, $node);
37		$this->compileDisplayHeader($compiler, $node);
38		$this->compileDisplayBody($compiler, $node);
39		$this->compileDisplayFooter($compiler, $node);
40
41		$compiler->subcompile($node->getNode('blocks'));
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
42
43		$this->compileMacros($compiler, $node);
44
45		$this->compileGetTemplateName($compiler, $node);
46
47		$this->compileIsTraitable($compiler, $node);
48		$this->compileClassFooter($compiler, $node);
49		}
50
51		protected function compileGetParent(JsCompiler $compiler, \Twig_NodeInterface $node)
52		{
53		$compiler
54		->write("/*\n", " @inheritDoc\n", " */\n")
55		->write($this->functionName.".prototype.getParent_ = function(context) {\n")
56		->indent()
57		->write('return ')
58		;
59
60		if (!$this->hasParentNode($node)) {
61		$compiler->repr(false);
62		} else {
63		$compiler
64		->setTemplateName(true)
65		->subcompile($node->getNode('parent'))
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
66		->setTemplateName(false)
67		;
68		}
69
70		$compiler
71		->raw(";\n")
72		->outdent()
73		->write("};\n\n")
74		;
75		}
76
77		protected function compileDisplayBody(JsCompiler $compiler, \Twig_NodeInterface $node)
78		{
79		$compiler
80		->enterScope()
81		->subcompile($node->getNode('body'))
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
82		->leaveScope()
83		;
84
85		if ($this->hasParentNode($node)) {
86		$compiler
87		->write("this.getParent(context).render_(sb, context, twig.extend({}, this.getBlocks(), blocks));\n")
88		;
89		}
90		}
91
92		protected function compileConstructor(JsCompiler $compiler, \Twig_NodeInterface $node)
93		{
94		$compiler->raw("\n");
95
96		$countTraits = count($node->getNode('traits'));
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
97		if ($countTraits) {
98		// traits
99		foreach ($node->getNode('traits') as $i => $trait) {
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
100		$this->compileLoadTemplate($compiler, $trait->getNode('template'), sprintf('trait_%s', $i));
101
102		$compiler
103		->addDebugInfo($trait->getNode('template'))
104		->write(sprintf("if (!trait_%s.isTraitable()) {\n", $i))
105		->indent()
106		->write(
107		"throw Error('Template \"' + trait_".$i.".getTemplateName() + " .
108		"'\" cannot be used as a trait.');\n"
109		)->outdent()
110		->write("}\n")
111		->write(sprintf("var trait_%s_blocks = trait_%s.getBlocks();\n\n", $i, $i))
112		;
113
114		foreach ($trait->getNode('targets') as $key => $value) {
115		$compiler
116		->write(sprintf("trait_%s_blocks[", $i))
117		->subcompile($value)
118		->raw(sprintf("] = trait_%s_blocks[", $i))
119		->string($key)
120		->raw(sprintf("]; delete trait_%s_blocks[", $i))
121		->string($key)
122		->raw("];\n\n")
123		;
124		}
125		}
126
127		$compiler
128		->write("var traits = twig.extend({},\n")
129		->indent()
130		;
131
132		for ($i = 0; $i < $countTraits; $i++) {
133		$compiler
134		->write(sprintf("trait_%s_blocks".($i == $countTraits - 1 ? '' : ',')."\n", $i))
135		;
136		}
137
138		$compiler
139		->outdent()
140		->write(");\n")
141		->write("this.setTraits(traits);\n\n")
142		;
143
144		$compiler
145		->write("this.setBlocks(twig.extend({}, traits, {\n")
146		;
147		} else {
148		$compiler
149		->write("this.setBlocks({\n")
150		;
151		}
152
153		// blocks
154		$compiler
155		->indent()
156		;
157
158		$first = true;
159		foreach ($node->getNode('blocks') as $name => $node) {
160		if (!$first) {
161		$compiler->raw(",\n");
162		}
163		$first = false;
164
165		$compiler
166		->write(sprintf("'%s': twig.bind(this.block_%s, this)", $name, $name))
167		;
168		}
169
170		if (!$first) {
171		$compiler->raw("\n");
172		}
173
174		if ($countTraits) {
175		$compiler
176		->outdent()
177		->write("}));\n")
178		;
179		} else {
180		$compiler
181		->outdent()
182		->write("});\n")
183		;
184		}
185		}
186
187		protected function compileDisplayHeader(JsCompiler $compiler, \Twig_NodeInterface $node)
		0 ignored issues – show Unused Code introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The parameter `$node` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
188		{
189		$compiler
190		->write("/*\n", " @inheritDoc\n", " */\n")
191		->write($this->functionName.".prototype.render_ = function(sb, context, blocks) {\n")
192		->indent()
193		->write("blocks = typeof(blocks) == \"undefined\" ? {} : blocks;"."\n")
194		;
195		}
196
197		protected function compileDisplayFooter(JsCompiler $compiler, \Twig_NodeInterface $node)
		0 ignored issues – show Unused Code introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The parameter `$node` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
198		{
199		$compiler
200		->outdent()
201		->write("};\n\n")
202		;
203		}
204
205		protected function compileMacros(JsCompiler $compiler, \Twig_NodeInterface $node)
206		{
207		$compiler->subcompile($node->getNode('macros'));
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
208		}
209
210		protected function compileGetTemplateName(JsCompiler $compiler, \Twig_NodeInterface $node)
		0 ignored issues – show Unused Code introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The parameter `$node` is not used and could be removed. This check looks from parameters that have been defined for a function or method, but which are not used in the method body. Loading history...
211		{
212		$compiler
213		->write("/*\n", " @inheritDoc\n", " */\n")
214		->write($this->functionName.".prototype.getTemplateName = function() {\n")
215		->indent()
216		->write('return '.json_encode($this->functionName).";\n")
217		->outdent()
218		->write("};\n\n")
219		;
220		}
221
222		protected function compileIsTraitable(JsCompiler $compiler, \Twig_NodeInterface $node)
223		{
224		// A template can be used as a trait if all of the following is true:
225		// * it has no parent
226		// * it has no macros
227		// * it has no body
228		//
229		// Put another way, a template can be used as a trait if it
230		// only contains blocks and use statements.
231		$traitable = null === $this->hasParentNode($node) && 0 === count($node->getNode('macros'));
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
232		if ($traitable) {
233		if (!count($nodes = $node->getNode('body'))) {
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
234		$nodes = new Twig_Node(array($node->getNode('body')));
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
235		}
236
237		foreach ($nodes as $node) {
238		if (!count($node)) {
239		continue;
240		}
241
242		if ($node instanceof Twig_Node_Text && ctype_space($node->getAttribute('data'))) {
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The class `TwigJs\Compiler\Twig_Node_Text` does not exist. Did you forget a USE statement, or did you not list all dependencies? This error could be the result of: 1. Missing dependencies PHP Analyzer uses your `composer.json` file (if available) to determine the dependencies of your project and to determine all the available classes and functions. It expects the `composer.json` to be in the root folder of your repository. Are you sure this class is defined by one of your dependencies, or did you maybe not list a dependency in either the `require` or `require-dev` section? 2. Missing use statement PHP does not complain about undefined classes in `ìnstanceof` checks. For example, the following PHP code will work perfectly fine: if ($x instanceof DoesNotExist) { // Do something. } If you have not tested against this specific condition, such errors might go unnoticed. Loading history...
243		continue;
244		}
245
246		if ($node instanceof Twig_Node_BlockReference) {
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The class `TwigJs\Compiler\Twig_Node_BlockReference` does not exist. Did you forget a USE statement, or did you not list all dependencies? This error could be the result of: 1. Missing dependencies PHP Analyzer uses your `composer.json` file (if available) to determine the dependencies of your project and to determine all the available classes and functions. It expects the `composer.json` to be in the root folder of your repository. Are you sure this class is defined by one of your dependencies, or did you maybe not list a dependency in either the `require` or `require-dev` section? 2. Missing use statement PHP does not complain about undefined classes in `ìnstanceof` checks. For example, the following PHP code will work perfectly fine: if ($x instanceof DoesNotExist) { // Do something. } If you have not tested against this specific condition, such errors might go unnoticed. Loading history...
247		continue;
248		}
249
250		$traitable = false;
251		break;
252		}
253		}
254
255		$compiler
256		->write(
257		"/**\n",
258		" * Returns whether this template can be used as trait.\n",
259		" *\n",
260		" * @return {boolean}\n",
261		" */\n"
262		)->write($this->functionName.".prototype.isTraitable = function() {\n")
263		->indent()
264		->write(sprintf("return %s;\n", $traitable ? 'true' : 'false'))
265		->outdent()
266		->write("};\n")
267		;
268		}
269
270		public function compileLoadTemplate(JsCompiler $compiler, $node, $var)
271		{
272		$compiler->isTemplateName = true;
273		$compiler
274		->write(sprintf("var %s = this.env_.createTemplate(", $var))
275		->subcompile($node)
276		->raw(");\n")
277		;
278		$compiler->isTemplateName = false;
279		}
280
281	View Code Duplication	private function hasParentNode(\Twig_NodeInterface $node)
		0 ignored issues – show Duplication introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
282		{
283		if (!$node->hasNode('parent')) {
284		return false;
285		}
286
287		if (null === $node->getNode('parent')) {
		0 ignored issues – show Bug introduced 2016-11-25 14:46 UTC by Report Bug Copy Issue Report The method `getNode()` does not exist on `Twig_NodeInterface`. Did you maybe mean `getNodeTag()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
288		return false;
289		}
290
291		return true;
292		}
293		}
294

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GitHub Access Token became invalid

ModuleCompiler::compileLoadTemplate() A last analyzed 2016-11-28 10:32 UTC

Complexity

Size

Duplication

Importance

1. Missing dependencies

2. Missing use statement

1. Missing dependencies

2. Missing use statement

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ModuleCompiler::compileLoadTemplate() A
last analyzed 2016-11-28 10:32 UTC