/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_BLOCK_PRINT_OPEN);
$expr = $parser->parseExpression();
$stream->expect(TokenTypes::T_BLOCK_PRINT_CLOSE);
return new Node\PrintNode($expr, $token->getLine());
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_COMMENT_START);
$comment = $stream->expect(TokenTypes::T_COMMENT);
$stream->expect(TokenTypes::T_COMMENT_END);
return new CommentNode($comment->getValue(), $token->getLine());
}
/**
* @dataProvider dataCompile
* @param $template
* @param $compiled
* @throws \Azera\Fry\Exception\Exception
* @throws \Azera\Fry\Exception\LexerException
*/
public function testCompiles($template, $compiled)
{
$env = $this->getEnvironment()->addExtension(new Core());
$lexer = new Lexer(new Reader($template), $env);
$parser = new Parser($lexer->tokenize()->getStream(), $env);
$bodyNode = $parser->parse()->getBody();
$compiler = new Compiler($this->getEnvironment());
$output = $compiler->compile($bodyNode);
$this->assertEquals(trim($compiled), trim($output));
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
* @throws Exception
* @throws \Azera\Fry\Exception\SyntaxException
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_SECTION_TYPE, self::EXTENDS_TAG);
$parent = $parser->parseExpression();
if (!$parent instanceof Node\Expression\Constant || $parent->getType() !== Node\Expression\Constant::TYPE_STRING) {
throw new Exception('Invalid view layout value, layout must be a string. in line %d', $token->getLine());
}
$parser->setParent($parent);
$stream->expect(TokenTypes::T_SECTION_OPEN);
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
* @throws SyntaxException
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_SECTION_START);
$token = $stream->getCurrent();
foreach ($this->sections as $section) {
if ($section->canParse($token, $parser)) {
return $section->parse($token, $parser);
}
}
throw new SyntaxException('Unexpected section, "%s" not defined.', $token->getValue());
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_SECTION_TYPE, 'set');
$var = $stream->expect(TokenTypes::T_NAME, null, 'Variable name is empty');
if ($stream->test(TokenTypes::T_SET)) {
$stream->expect(TokenTypes::T_SET);
$exp = $parser->parseExpression();
$stream->expect(TokenTypes::T_SECTION_OPEN);
return new Node\SetNode($var->getValue(), $exp, false, $token->getLine());
} else {
$stream->expect(TokenTypes::T_SECTION_OPEN, '{');
$value = $parser->subparse([$this, 'decideIfEnd']);
$stream->expect(TokenTypes::T_SECTION_CLOSE, '}');
return new Node\SetNode($var->getValue(), $value, true, $token->getLine());
}
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_SECTION_TYPE, 'for');
$key = $value = null;
$value = $stream->expect(TokenTypes::T_NAME, null, 'Loop value variable not defined.');
if ($stream->test(TokenTypes::T_COMMA)) {
$stream->expect(TokenTypes::T_COMMA);
$key = $value;
$value = $stream->expect(TokenTypes::T_NAME, null, 'Loop value variable not defined.');
}
$stream->expect(TokenTypes::T_KEYWORD, 'in');
$repo = $parser->parseExpression();
$stream->expect(TokenTypes::T_SECTION_OPEN, '{');
$body = $parser->subparse([$this, 'decideIfEnd']);
$stream->expect(TokenTypes::T_SECTION_CLOSE, '}');
return new Node\LoopNode($key ? $key->getValue() : null, $value->getValue(), $repo, $body, $token->getLine());
}
/**
* @param Parser $parser
* @return \Azera\Fry\Node
* @throws \Azera\Fry\Exception\Exception
*/
public function parseBody(Parser $parser)
{
$stream = $parser->getStream();
$isBrace = false;
if ($this->endType() == self::END_TYPE_BRACE) {
$isBrace = !!$stream->expect(TokenTypes::T_SECTION_OPEN, '{');
} elseif ($this->endType() == self::END_TYPE_BOTH && $stream->test(TokenTypes::T_SECTION_OPEN, '{')) {
$isBrace = !!$stream->next();
} else {
$stream->expect(TokenTypes::T_SECTION_OPEN);
}
$body = $parser->subparse([$this, $isBrace ? 'testEndBrace' : 'testEnd']);
if ($isBrace) {
$stream->expect(TokenTypes::T_SECTION_CLOSE, '}');
} else {
$stream->expect(TokenTypes::T_SECTION_TYPE, $this->getSectionEnd());
$stream->expect(TokenTypes::T_SECTION_OPEN);
}
return $body;
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$line = $token->getLine();
$stream = $parser->getStream();
$stream->expect(null, [self::BLOCK_START]);
$blockName = $stream->expect(TokenTypes::T_NAME, null, 'Missing block name');
$endDecider = 'decideIfEnd';
if ($stream->test(TokenTypes::T_SECTION_OPEN, '{')) {
$endDecider = 'decideIfBraceEnd';
}
$stream->expect(TokenTypes::T_SECTION_OPEN);
$body = $parser->subparse([$this, $endDecider]);
if ($endDecider == 'decideIfEnd') {
$stream->expect(TokenTypes::T_SECTION_TYPE, 'endblock');
$stream->expect(TokenTypes::T_SECTION_OPEN);
} else {
$stream->expect(TokenTypes::T_SECTION_CLOSE, '}');
}
$parser->setBlock($blockName->getValue(), new Node\Block($body, $blockName->getValue(), $line));
return new Node\PrintNode(new Node\RenderBlock($blockName->getValue(), new Node\Expression\Arguments(), $line), $line);
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
* @throws SyntaxException
* @throws \Azera\Fry\Exception\Exception
*/
public function parse(Token $token, Parser $parser)
{
$line = $token->getLine();
$stream = $parser->getStream();
$stream->expect(TokenTypes::T_SECTION_TYPE, 'if');
$expr = $parser->parseExpression();
if ($expr == null) {
throw new SyntaxException("If statement must have an expression, on line %d column %d", $token->getLine(), $token->getColumn());
}
$openToken = $stream->expect(TokenTypes::T_SECTION_OPEN);
$body = $parser->subparse([$this, $openToken->getValue() == '{' ? 'decideIfBraceEnd' : 'decideIfFork']);
$else = null;
$tests = [$expr, $body];
if ($openToken->getValue() == '{') {
$stream->expect(TokenTypes::T_SECTION_CLOSE, '}');
} else {
$end = false;
while (!$end) {
$token = $stream->getToken();
if (!$stream->isEOF()) {
$stream->next();
}
switch ($token->getValue()) {
case 'else':
$stream->expect(TokenTypes::T_SECTION_OPEN);
$else = $parser->subparse([$this, 'decideIfEnd']);
break;
case 'elseif':
$expr = $parser->parseExpression();
$stream->expect(TokenTypes::T_SECTION_OPEN);
$body = $parser->subparse([$this, 'decideIfFork']);
$tests[] = $expr;
$tests[] = $body;
break;
case 'endif':
$stream->expect(TokenTypes::T_SECTION_OPEN);
$end = true;
break;
default:
throw new SyntaxException('Unexpected end of template, if statement end not found');
}
}
}
return new Node\IfSection($tests, $else, $line);
}
public function hasUnaryOperator($name)
{
return $this->parser->getEnvironment()->hasUnaryOperator($name);
}
public function compileSource($source, $fileName)
{
$lexer = new Lexer(new Reader($source, $fileName), $this);
$parser = new Parser($lexer->tokenize()->getStream(), $this);
$compiler = new Compiler($this);
$compiled = $compiler->compile($parser->parse());
return $compiled;
}
/**
* @param Token $token
* @param Parser $parser
* @return Node
*/
public function parse(Token $token, Parser $parser)
{
$token = $parser->getStream()->expect(TokenTypes::T_RAW);
return new Node\Text($token->getName(), $token->getLine());
}
