/**
* Parse a class from token reader
*
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Routine\Func
*/
public function parseClass(\vc\Tokens\Access $access)
{
$token = $access->findRequired(array(Token::T_CLASS, Token::T_ABSTRACT));
$class = new \vc\Data\Type\Cls($token->getLine(), $access->getComment());
// Extract the abstract flag from the class definition
if ($token->is(Token::T_ABSTRACT)) {
$class->setAbstract(TRUE);
$access->findRequired(array(Token::T_CLASS));
}
// Searches for the name of the class
$token = $access->findRequired(array(Token::T_STRING));
// Set the name of the class
$class->setName($token->getContent());
// Look for parent classes and interfaces
$token = $access->findRequired(array(Token::T_EXTENDS, Token::T_IMPLEMENTS, Token::T_CURLY_OPEN));
// Add the parent class
if ($token->is(Token::T_EXTENDS)) {
$class->setExtends($this->path->parsePath($access));
// Look for any interfaces
$token = $access->findRequired(array(Token::T_IMPLEMENTS, Token::T_CURLY_OPEN));
}
// Add any interface implementations
if ($token->is(Token::T_IMPLEMENTS)) {
$class->setIFaces($this->pathList->parsePathList($access));
$access->findRequired(array(Token::T_CURLY_OPEN));
}
// Finally, parse out the content of the class
$this->members->parseMembers($class, $access);
return $class;
}
/**
* Parses the given token reader
*
* @param \vc\Data\Signature $signature The signature to use as a source
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Property
*/
public function parseProperty(\vc\Data\Signature $signature, \vc\Tokens\Access $access)
{
$prop = $signature->buildProperty();
// Keep looking for modifier tokens until we reach the variable.
// This isn't as strict as it could be about token order, but it greatly
// simplifies the method to do it like this.
do {
$token = $access->findRequired(array(Token::T_STATIC, Token::T_VAR, Token::T_VARIABLE, Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE));
if ($token->is(array(Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE))) {
$prop->setVisibility(\vc\Data\Visibility::fromToken($token));
} else {
if ($token->is(Token::T_STATIC)) {
$prop->setStatic(TRUE);
}
}
} while (!$token->is(Token::T_VARIABLE));
$prop->setName($token->getContent());
$token = $access->findRequired(array(Token::T_SEMICOLON, Token::T_EQUALS));
// Look for any default value
if ($token->is(Token::T_EQUALS)) {
$prop->setValue($this->value->parseValue($access));
$access->findRequired(array(Token::T_SEMICOLON));
}
return $prop;
}
/**
* Parses the given token reader
*
* @param \vc\Data\Object\Cls $class The class to fill with data
* @param \vc\Tokens\Access $access The token access
* @return NULL
*/
public function parseSignature(\vc\Data\Type\Cls $class, \vc\Tokens\Access $access)
{
$sig = new \vc\Data\Signature($access->peekAtToken()->getLine(), $access->getComment());
// Keep collecting tokens until we find one that differentiates this
// signature between a method and a property. This isn't as strict
// as it could be, but it's already complex
while (TRUE) {
$token = $access->peekToRequired(array(Token::T_STATIC, Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE, Token::T_ABSTRACT, Token::T_FINAL, Token::T_FUNCTION, Token::T_VAR, Token::T_VARIABLE));
// These tokens denote a definite method
if ($token->is(array(Token::T_ABSTRACT, Token::T_FINAL, Token::T_FUNCTION))) {
$class->addMethod($this->methods->parseMethod($sig, $access));
return;
} else {
if ($token->is(array(Token::T_VAR, Token::T_VARIABLE))) {
$class->addProperty($this->properties->parseProperty($sig, $access));
return;
} else {
if ($token->is(array(Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE))) {
$sig->setVisibility(\vc\Data\Visibility::fromToken($token));
} else {
if ($token->is(Token::T_STATIC)) {
$sig->setStatic(TRUE);
}
}
}
}
// By this point, we have already determined that this token isn't
// needed downstream, so we can pop it safely
$access->popToken();
}
}
/**
* Parses the given token reader
*
* @param \vc\Data\Signature $signature The base data from which to build
* the method
* @param \vc\Tokens\Access $access The token stream
* @return \vc\Data\Routine\Method
*/
public function parseMethod(\vc\Data\Signature $signature, \vc\Tokens\Access $access)
{
$method = $signature->buildMethod();
// Continue iterating until we encounter a Function token
while (TRUE) {
$token = $access->peekToRequired(array(Token::T_STATIC, Token::T_ABSTRACT, Token::T_FINAL, Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE, Token::T_FUNCTION));
// We don't want to consume the function token because the routine
// parser looks for it. Break before we get a chance to pop it off
// the stream
if ($token->is(Token::T_FUNCTION)) {
break;
}
$access->popToken();
if ($token->is(array(Token::T_PUBLIC, Token::T_PROTECTED, Token::T_PRIVATE))) {
$method->setVisibility(\vc\Data\Visibility::fromToken($token));
} else {
if ($token->is(Token::T_STATIC)) {
$method->setStatic(TRUE);
} else {
if ($token->is(Token::T_ABSTRACT)) {
$method->setAbstract(TRUE);
} else {
if ($token->is(Token::T_FINAL)) {
$method->setFinal(TRUE);
}
}
}
}
}
$this->routine->parseRoutine($method, $access);
return $method;
}
/**
* Parse a function out of the given token reader
*
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Routine\Func
*/
public function parseFunc(\vc\Tokens\Access $access)
{
$token = $access->peekToRequired(array(Token::T_FUNCTION));
$func = new \vc\Data\Routine\Func($token->getLine(), $access->getComment());
$this->routine->parseRoutine($func, $access);
return $func;
}
/**
* Parses the given token reader
*
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Constant Returns the created constant
*/
public function parseConstant(\vc\Tokens\Access $access)
{
$access->findRequired(array(Token::T_CONST));
$name = $access->findRequired(array(Token::T_STRING));
$const = new \vc\Data\Constant($name->getContent());
$access->findRequired(array(Token::T_EQUALS));
$const->setValue($this->value->parseValue($access));
$access->findRequired(array(Token::T_SEMICOLON));
return $const;
}
/**
* Parses the given token reader
*
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Alias Returns the created alias
*/
public function parseAlias(\vc\Tokens\Access $access)
{
$access->findRequired(array(Token::T_USE));
$alias = new \vc\Data\Alias($this->path->parsePath($access));
$as = $access->find(array(Token::T_AS));
if ($as) {
$alias->setAlias($this->path->parsePath($access));
}
$access->findRequired(array(Token::T_SEMICOLON));
return $alias;
}
public function testParseProperty_defaultValue()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAPublic->thenSomeSpace->thenAVariable('$var')->thenSomeSpace->thenAnEquals->thenAnInteger(789)->thenASemicolon);
$sig = new \vc\Data\Signature(120, new \vc\Data\Comment('Note'));
$this->assertEquals(r8(new \vc\Data\Property(120, new \vc\Data\Comment('Note')))->setName('$var')->setValue(new \vc\Data\Value(789, 'int')), $this->getPropertyParser()->parseProperty($sig, $access));
$this->assertEndOfTokens($access);
}
public function testParseConstant_Heredoc()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAConst->thenSomeSpace->thenAName('NAME')->thenSomeSpace->thenAnEquals->thenSomeSpace->thenAHereDoc('contents')->thenASemicolon->thenAClass);
$parser = $this->getConstantParser();
$this->assertEquals(r8(new \vc\Data\Constant('NAME'))->setValue(new \vc\Data\Value('contents', 'string')), $parser->parseConstant($access));
$this->assertHasToken(Token::T_CLASS, $access);
}
/**
* Parses the given token reader
*
* @param \r8\FileSys\File $path The file to parse
* @return \vc\Data\File
*/
public function parse(\r8\FileSys\File $path)
{
$file = new \vc\Data\File($path->getPath());
$tokens = \vc\Tokens\Access::buildAccess(new \vc\Tokens\Parser(new \r8\Stream\In\File($path)));
$this->comment->parse($file, $tokens);
return $file;
}
public function testUntilBlockEnds()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAFunction->thenACloseBlock->thenAClass);
$until = $access->untilBlockEnds();
$this->assertThat($until, $this->isInstanceOf('\\vc\\Tokens\\Access'));
$this->assertHasToken(Token::T_FUNCTION, $until);
$this->assertEndOfTokens($until);
}
public function testNoCommentFound()
{
$reader = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAnOpenTag->thenSomeSpace->thenAClass->thenADocComment('This is a file comment'));
$parser = new \vc\Parser\File\Comment(new \vc\Parser\Comment(), $this->getStub('vc\\Parser\\File\\NSpaces'));
$file = new \vc\Data\File('file.php');
$parser->parse($file, $reader);
$this->assertEquals(new \vc\Data\Comment(), $file->getComment());
}
public function testParseAnonymousFunc_ReturnsReference()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAFunction->thenSomeSpace->thenAnAmpersand->thenOpenParens->thenCloseParens->thenASemicolon);
$routine = $this->getMockForAbstractClass('\\vc\\Data\\Routine', array(1));
$this->getFuncParser()->parseRoutine($routine, $access);
$this->assertNull($routine->getName());
$this->assertTrue($routine->getReturnRef());
$this->assertEndOfTokens($access);
}
public function testParseIFace_Constant()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAConst->thenAName('CONST')->thenAnEquals->thenAnInteger(123)->thenASemicolon);
$iface = new \vc\Data\Type\IFace(1);
$parser = new \vc\Parser\IFace\Members(new \vc\Parser\Constant(new \vc\Parser\Value(new \vc\Parser\Brackets(), new \vc\Parser\Path())), $this->getStub('\\vc\\Parser\\Routine\\Method'));
$parser->parseMembers($iface, $access);
$this->assertEquals(1, count($iface->getConstants()));
$this->assertEndOfTokens($access);
}
public function testParse_MultipleSemicolonNamespaceDefinitions()
{
$file = new \vc\Data\File('path.php');
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenANamespace('sub\\sub2')->thenASemicolon->thenAFunction->thenANamespace('ns2')->thenASemicolon->thenAFunction);
$parser = new \vc\Parser\File\NSpaces(new \vc\Parser\Path(), $this->getNSpaceParser(2));
$parser->parse($file, $access);
$this->assertEquals(array(new \vc\Data\NSpace('sub\\sub2'), new \vc\Data\NSpace('ns2')), $file->getNamespaces());
$this->assertEndOfTokens($access);
}
public function testParseAlias_MissingSemicolon()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAUse->thenSomeSpace->thenANamespacePath('sub1\\sub2')->thenSomeSpace->then(Token::T_AS, 'as')->thenSomeSpace->thenAName('renamed'));
$parser = new \vc\Parser\NSpace\Alias(new \vc\Parser\Path());
try {
$parser->parseAlias($access);
$this->fail("An expected exception was not thrown");
} catch (\vc\Tokens\Exception\UnexpectedEnd $err) {
}
}
public function testParseConstant()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAConst);
$constant = new \vc\Data\Constant('CONST');
$constParser = $this->getStub('\\vc\\Parser\\Constant');
$constParser->expects($this->once())->method("parseConstant")->with($this->isInstanceOf('\\vc\\Tokens\\Access'))->will($this->returnCallback(function ($access) use($constant) {
$access->popToken();
return $constant;
}));
$sigParser = $this->getStub('\\vc\\Parser\\Object\\Signature');
$sigParser->expects($this->never())->method("parseSignature");
$class = new \vc\Data\Type\Cls(1);
$parser = new \vc\Parser\Object\Members($constParser, $sigParser);
$parser->parseMembers($class, $access);
$this->assertSame(array($constant), $class->getConstants());
$this->assertEndOfTokens($access);
}
/**
* Parse a function out of the given token reader
*
* @param \vc\Data\Routine $routine The object to fill with data
* @param \vc\Tokens\Access $access The token access
* @return NULL
*/
public function parseRoutine(\vc\Data\Routine $routine, \vc\Tokens\Access $access)
{
$access->findRequired(array(Token::T_FUNCTION));
$token = $access->peekToRequired(array(Token::T_STRING, Token::T_AMPERSAND, Token::T_PARENS_OPEN));
// Handle routines that return a reference
if ($token->is(Token::T_AMPERSAND)) {
$routine->setReturnRef(TRUE);
$access->popToken();
$token = $access->peekToRequired(array(Token::T_STRING, Token::T_PARENS_OPEN));
}
// Names are optional because of anonymous methods
if ($token->is(Token::T_STRING)) {
$access->popToken();
$routine->setName($token->getContent());
}
$routine->setArgs($this->args->parseArgs($access));
$access->findRequired(array(Token::T_CURLY_OPEN, Token::T_SEMICOLON));
$this->brackets->parseCurlies($access);
}
/**
* Parse an interface from token reader
*
* @param \vc\Tokens\Access $access The token access
* @return \vc\Data\Routine\Func
*/
public function parseIFace(\vc\Tokens\Access $access)
{
$token = $access->findRequired(array(Token::T_INTERFACE));
$iface = new \vc\Data\Type\IFace($token->getLine(), $access->getComment());
// Searches for the name of the interface
$token = $access->findRequired(array(Token::T_STRING));
$iface->setName($token->getContent());
// Look for any interfaces that this one extends
$token = $access->findRequired(array(Token::T_EXTENDS, Token::T_CURLY_OPEN));
if ($token->is(Token::T_EXTENDS)) {
$iface->setExtends($this->pathList->parsePathList($access));
$access->findRequired(array(Token::T_CURLY_OPEN));
}
// Finally, parse out the content of the class
$this->members->parseMembers($iface, $access);
return $iface;
}
/**
* Parses the given token reader
*
* @param \vc\Data\NSpace $nspace The namespace to parse data into
* @param \vc\Tokens\Search $access The token access
* @return NULL
*/
public function parseNSpace(\vc\Data\NSpace $nspace, \vc\Tokens\Access $access)
{
$last = NULL;
// Keep looking until we have consumed all the tokens in this namespace
while (TRUE) {
$token = $access->peekToSkipping(array(Token::T_CLASS, Token::T_ABSTRACT, Token::T_CONST, Token::T_INTERFACE, Token::T_FUNCTION, Token::T_USE));
if (!$token) {
break;
}
if ($token === $last) {
throw new \RuntimeException('Possible Infinite Loop Detected. ' . 'Current token has already been parsed');
}
$last = $token;
if ($token->is(array(Token::T_CLASS, Token::T_ABSTRACT))) {
$nspace->addType($this->object->parseClass($access));
} else {
if ($token->is(Token::T_FUNCTION)) {
$func = $this->func->parseFunc($access);
// Anonymous functions have a very limited scope, so we don't
// care about documenting them
if (!$func->isAnonymous()) {
$nspace->addFunction($func);
}
} else {
if ($token->is(Token::T_INTERFACE)) {
$nspace->addType($this->iface->parseIFace($access));
} else {
if ($token->is(Token::T_CONST)) {
$nspace->addConstant($this->constant->parseConstant($access));
} else {
if ($token->is(Token::T_USE)) {
$nspace->addAlias($this->alias->parseAlias($access));
}
}
}
}
}
}
}
public function testParseNSpace_Many()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAnInterface->thenAClass->thenAConst->thenAFunction);
$nspace = new \vc\Data\NSpace(1);
$this->getNSpaceParser()->parseNSpace($nspace, $access);
$this->assertEquals(2, count($nspace->getTypes()));
$this->assertEquals(1, count($nspace->getConstants()));
$this->assertEquals(1, count($nspace->getFunctions()));
$this->assertEndOfTokens($access);
}
public function testParsePathList_ThreePaths()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenSomeSpace->thenANamespacePath('path\\to\\cls')->thenAComma->thenSomeSpace->thenANamespacePath('AnObject')->thenAComma->thenSomeSpace->thenANamespacePath('\\stdClass')->thenSomeSpace->thenAnOpenBlock);
$this->assertEquals(array('path\\to\\cls', 'AnObject', '\\stdClass'), $this->getPathListParser()->parsePathList($access));
}
/**
* Parses a list of method arguments
*
* @param \vc\Tokens\Access $access
* @return Array
*/
public function parseArgs(\vc\Tokens\Access $access)
{
$access->findRequired(array(Token::T_PARENS_OPEN));
$args = array();
// Continue parsing until we hit a close parenthesis
while (TRUE) {
$type = $access->peekToRequired(array(Token::T_ARRAY, Token::T_STRING, Token::T_NS_SEPARATOR, Token::T_AMPERSAND, Token::T_VARIABLE, Token::T_PARENS_CLOSE));
if ($type->is(Token::T_PARENS_CLOSE)) {
break;
}
$args[] = $this->parseArg($access);
}
$access->popToken();
return $args;
}
/**
* Parses the given token reader
*
* @param \vc\Data\File $file The file to parse data into
* @param \vc\Tokens\Access $access The token access
* @return NULL
*/
public function parse(\vc\Data\File $file, \vc\Tokens\Access $access)
{
while ($access->hasToken()) {
$nspace = new \vc\Data\NSpace();
// If we can't find a namespace, then we are in the global scope
if ($this->findNS($access)) {
$inner = $this->buildNS($nspace, $access);
} else {
$inner = $access->untilTokens(array(Token::T_NAMESPACE));
}
$file->addNamespace($nspace);
$this->nspace->parseNSpace($nspace, $inner);
}
}
public function testParseMethod_AbstractPrivateMethod()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenAnAbstract->thenSomeSpace->thenAPrivate->thenSomeSpace->thenAFunction->thenSomeSpace->thenAName('MyFunc')->thenOpenParens->thenCloseParens->thenAnOpenBlock->thenACloseBlock);
$sig = new \vc\Data\Signature(123);
$this->assertEquals(r8(new \vc\Data\Routine\Method(123))->setName('MyFunc')->setAbstract(TRUE)->setVisibility(\vc\Data\Visibility::vPrivate()), $this->getMethodParser()->parseMethod($sig, $access));
}
public function testParseArgs_Combined()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenOpenParens->thenANamespacePath('\\path\\to\\class')->thenSomeSpace->thenAnAmpersand->thenSomeSpace->thenAVariable('$test')->thenSomeSpace->thenAnEquals->thenSomeSpace->thenAnInteger(123)->thenAComma->thenAnArray->thenSomeSpace->thenAnAmpersand->thenSomeSpace->thenAVariable('$test2')->thenSomeSpace->thenAnEquals->thenSomeSpace->thenAnArrayValue(array(1))->thenCloseParens);
$this->assertEquals(array(\r8(new \vc\Data\Arg())->setType('\\path\\to\\class')->setReference(TRUE)->setVariable('$test')->setDefault(new \vc\Data\Value(123, 'int')), \r8(new \vc\Data\Arg())->setType('array')->setReference(TRUE)->setVariable('$test2')->setDefault(new \vc\Data\Value('array( 0 => 1,)', 'array'))), $this->getArgParser()->parseArgs($access));
$this->assertEndOfTokens($access);
}
/**
* Parses a value from a token stream
*
* @param \vc\Tokens\Access $access
* @return \vc\Data\Value
*/
public function parseValue(\vc\Tokens\Access $access)
{
$token = $access->peekToRequired(array(Token::T_LNUMBER, Token::T_DNUMBER, Token::T_STRING, Token::T_START_HEREDOC, Token::T_CONSTANT_ENCAPSED_STRING, Token::T_ARRAY, Token::T_MINUS, Token::T_NS_SEPARATOR), array(Token::T_EQUALS));
switch ($token->getType()) {
// Strings
case Token::T_CONSTANT_ENCAPSED_STRING:
$access->popToken();
return $this->parseString($token);
// HereDocs
// HereDocs
case Token::T_START_HEREDOC:
$access->popToken();
return $this->parseHereDoc($access);
// Negative numbers
// Negative numbers
case Token::T_MINUS:
$access->popToken();
$token = $access->findRequired(array(Token::T_LNUMBER, Token::T_DNUMBER));
return $this->parseNumber(FALSE, $token);
// Positive Numbers
// Positive Numbers
case Token::T_LNUMBER:
case Token::T_DNUMBER:
$access->popToken();
return $this->parseNumber(TRUE, $token);
// Keywords like true, false, null and relative constants
// Keywords like true, false, null and relative constants
case Token::T_STRING:
return $this->parseKeyword($access, $token);
// Absolute Constants
// Absolute Constants
case Token::T_NS_SEPARATOR:
return $this->parseConstant($access);
// Arrays
// Arrays
case Token::T_ARRAY:
$access->popToken();
return $this->parseArray($access);
default:
throw new \RuntimeException("Unexpected Type");
}
}
public function testParseValue_ClassConstant()
{
$access = \vc\Tokens\Access::buildAccess($this->oneTokenReader()->thenSomeSpace->thenAnEquals->thenSomeSpace->thenANamespacePath('\\path')->then(Token::T_DOUBLE_COLON, '::')->thenAName('CONSTANT'));
$parser = $this->getValueParser();
$this->assertEquals(new \vc\Data\Value('\\path::CONSTANT', 'constant'), $parser->parseValue($access));
$this->assertEndOfTokens($access);
}
