function ModuleNode::compileConstructor

1 call to ModuleNode::compileConstructor()

ModuleNode::compileTemplate in vendor/twig/twig/src/Node/ModuleNode.php

File

vendor/twig/twig/src/Node/ModuleNode.php, line 183

Class

ModuleNode

Represents a module node.

Namespace

Twig\Node

Code

protected function compileConstructor(Compiler $compiler) {
    $compiler->write("public function __construct(Environment \$env)\n", "{\n")
        ->indent()
        ->subcompile($this->getNode('constructor_start'))
        ->write("parent::__construct(\$env);\n\n")
        ->write("\$this->source = \$this->getSourceContext();\n\n");
    // parent
    if (!$this->hasNode('parent')) {
        $compiler->write("\$this->parent = false;\n\n");
    }
    $countTraits = \count($this->getNode('traits'));
    if ($countTraits) {
        // traits
        foreach ($this->getNode('traits') as $i => $trait) {
            $node = $trait->getNode('template');
            $compiler->addDebugInfo($node)
                ->write(\sprintf('$_trait_%s = $this->loadTemplate(', $i))
                ->subcompile($node)
                ->raw(', ')
                ->repr($node->getTemplateName())
                ->raw(', ')
                ->repr($node->getTemplateLine())
                ->raw(");\n")
                ->write(\sprintf("if (!\$_trait_%s->unwrap()->isTraitable()) {\n", $i))
                ->indent()
                ->write("throw new RuntimeError('Template \"'.")
                ->subcompile($trait->getNode('template'))
                ->raw(".'\" cannot be used as a trait.', ")
                ->repr($node->getTemplateLine())
                ->raw(", \$this->source);\n")
                ->outdent()
                ->write("}\n")
                ->write(\sprintf("\$_trait_%s_blocks = \$_trait_%s->unwrap()->getBlocks();\n\n", $i, $i));
            foreach ($trait->getNode('targets') as $key => $value) {
                $compiler->write(\sprintf('if (!isset($_trait_%s_blocks[', $i))
                    ->string($key)
                    ->raw("])) {\n")
                    ->indent()
                    ->write("throw new RuntimeError('Block ")
                    ->string($key)
                    ->raw(' is not defined in trait ')
                    ->subcompile($trait->getNode('template'))
                    ->raw(".', ")
                    ->repr($node->getTemplateLine())
                    ->raw(", \$this->source);\n")
                    ->outdent()
                    ->write("}\n\n")
                    ->write(\sprintf('$_trait_%s_blocks[', $i))
                    ->subcompile($value)
                    ->raw(\sprintf('] = $_trait_%s_blocks[', $i))
                    ->string($key)
                    ->raw(\sprintf(']; unset($_trait_%s_blocks[', $i))
                    ->string($key)
                    ->raw("]); \$this->traitAliases[")
                    ->subcompile($value)
                    ->raw("] = ")
                    ->string($key)
                    ->raw(";\n\n");
            }
        }
        if ($countTraits > 1) {
            $compiler->write("\$this->traits = array_merge(\n")
                ->indent();
            for ($i = 0; $i < $countTraits; ++$i) {
                $compiler->write(\sprintf('$_trait_%s_blocks' . ($i == $countTraits - 1 ? '' : ',') . "\n", $i));
            }
            $compiler->outdent()
                ->write(");\n\n");
        }
        else {
            $compiler->write("\$this->traits = \$_trait_0_blocks;\n\n");
        }
        $compiler->write("\$this->blocks = array_merge(\n")
            ->indent()
            ->write("\$this->traits,\n")
            ->write("[\n");
    }
    else {
        $compiler->write("\$this->blocks = [\n");
    }
    // blocks
    $compiler->indent();
    foreach ($this->getNode('blocks') as $name => $node) {
        $compiler->write(\sprintf("'%s' => [\$this, 'block_%s'],\n", $name, $name));
    }
    if ($countTraits) {
        $compiler->outdent()
            ->write("]\n")
            ->outdent()
            ->write(");\n");
    }
    else {
        $compiler->outdent()
            ->write("];\n");
    }
    $compiler->subcompile($this->getNode('constructor_end'))
        ->outdent()
        ->write("}\n\n");
}