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Code Issues Releases Wiki Activity

Remove XHPAST from arcanist.

Browse source 
Summary: see corresponding commit in libphutil

Test Plan: linted and analyzed both libraries, got more sensible build behavior

Reviewers:

CC:
This commit is contained in:
epriestley 2011-01-09 22:11:31 -08:00
parent 7d54ecb885
commit 12f1ba1d77
31 changed files with 14 additions and 5986 deletions
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9
.gitignore vendored
View file

@ -1,11 +1,2 @@
.DS_Store
._*
*.a
*.o
/support/xhpast/xhpast
/src/staticanalysis/parsers/xhpast/bin/xhpast
parser.yacc.cpp
parser.yacc.hpp
scanner.lex.cpp
scanner.lex.hpp
parser.yacc.output

8
scripts/phutil_analyzer.php
View file

@ -48,9 +48,13 @@ if ($argc != 2) {
phutil_require_module('phutil', 'filesystem');
$dir = Filesystem::resolvePath($argv[1]);
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/bin');
phutil_require_module('phutil', 'parser/xhpast/bin');
phutil_require_module('phutil', 'parser/xhpast/api/tree');
phutil_require_module('arcanist', 'lint/linter/phutilmodule');
phutil_require_module('arcanist', 'lint/message');
phutil_require_module('arcanist', 'staticanalysis/parsers/phutilmodule');
$data = array();
$futures = array();
@ -62,8 +66,6 @@ foreach (Filesystem::listDirectory($dir, $hidden_files = false) as $file) {
$futures[$file] = xhpast_get_parser_future($data[$file]);
}
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/tree');
phutil_require_module('arcanist', 'staticanalysis/parsers/phutilmodule');
$requirements = new PhutilModuleRequirements();
$requirements->addBuiltins($builtin);

8
src/__phutil_library_map__.php
View file

@ -64,17 +64,9 @@ phutil_register_library_map(array(
'PhutilModuleRequirements' => 'staticanalysis/parsers/phutilmodule',
'PhutilUnitTestEngine' => 'unit/engine/phutil',
'UnitTestableArcanistLintEngine' => 'lint/engine/test',
'XHPASTNode' => 'staticanalysis/parsers/xhpast/api/node',
'XHPASTNodeList' => 'staticanalysis/parsers/xhpast/api/list',
'XHPASTSyntaxErrorException' => 'staticanalysis/parsers/xhpast/api/exception',
'XHPASTToken' => 'staticanalysis/parsers/xhpast/api/token',
'XHPASTTree' => 'staticanalysis/parsers/xhpast/api/tree',
),
'function' =>
array(
'xhp_parser_node_constants' => 'staticanalysis/parsers/xhpast/constants',
'xhpast_get_parser_future' => 'staticanalysis/parsers/xhpast/bin',
'xhpast_parser_token_constants' => 'staticanalysis/parsers/xhpast/constants',
),
'requires_class' =>
array(

6
src/lint/linter/phutilmodule/ArcanistPhutilModuleLinter.php
View file

@ -90,6 +90,12 @@ class ArcanistPhutilModuleLinter extends ArcanistLinter {
public function willLintPaths(array $paths) {
if ($paths) {
if (!xhpast_is_available()) {
throw new Exception(xhpast_get_build_instructions());
}
}
$modules = array();
$moduleinfo = array();

1
src/lint/linter/phutilmodule/__init__.php
View file

@ -14,6 +14,7 @@ phutil_require_module('phutil', 'filesystem');
phutil_require_module('phutil', 'future');
phutil_require_module('phutil', 'future/exec');
phutil_require_module('phutil', 'moduleutils');
phutil_require_module('phutil', 'parser/xhpast/bin');
phutil_require_source('ArcanistPhutilModuleLinter.php');

4
src/lint/linter/xhpast/__init__.php
View file

@ -8,8 +8,8 @@
phutil_require_module('arcanist', 'lint/linter/base');
phutil_require_module('arcanist', 'lint/severity');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/tree');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/bin');
phutil_require_module('phutil', 'parser/xhpast/api/tree');
phutil_require_module('phutil', 'parser/xhpast/bin');
phutil_require_module('phutil', 'utils');

32
src/staticanalysis/parsers/xhpast/api/exception/XHPASTSyntaxErrorException.php
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@ -1,32 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class XHPASTSyntaxErrorException extends Exception {
protected $errorLine;
public function __construct($line, $message) {
$this->errorLine = $line;
parent::__construct($message);
}
public function getErrorLine() {
return $this->errorLine;
}
}

10
src/staticanalysis/parsers/xhpast/api/exception/__init__.php
View file

@ -1,10 +0,0 @@
<?php
/**
* This file is automatically generated. Lint this module to rebuild it.
* @generated
*/
phutil_require_source('XHPASTSyntaxErrorException.php');

152
src/staticanalysis/parsers/xhpast/api/list/XHPASTNodeList.php
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@ -1,152 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class XHPASTNodeList implements Iterator, Countable {
protected $list;
protected $tree;
protected $ids;
protected $pos;
public function count() {
return count($this->ids);
}
public function current() {
return $this->list[$this->key()];
}
public function rewind() {
$this->pos = 0;
}
public function valid() {
return $this->pos < count($this->ids);
}
public function next() {
$this->pos++;
}
public function key() {
return $this->ids[$this->pos];
}
public static function newFromTreeAndNodes(XHPASTTree $tree, array $nodes) {
$obj = new XHPASTNodeList();
$obj->tree = $tree;
$obj->list = $nodes;
$obj->ids = array_keys($nodes);
return $obj;
}
public static function newFromTree(XHPASTTree $tree) {
$obj = new XHPASTNodeList();
$obj->tree = $tree;
$obj->list = array(0 => $tree->getRootNode());
$obj->ids = array(0 => 0);
return $obj;
}
protected function __construct() {
}
public function getDescription() {
if (empty($this->list)) {
return 'an empty node list';
}
$desc = array();
$desc[] = "a list of ".count($this->list)." nodes:";
foreach ($this->list as $node) {
$desc[] = ' '.$node->getDescription().";";
}
return implode("\n", $desc);
}
protected function newList(array $nodes) {
return XHPASTNodeList::newFromTreeAndNodes(
$this->tree,
$nodes);
}
public function selectDescendantsOfType($type_name) {
$results = array();
foreach ($this->list as $id => $node) {
$results += $node->selectDescendantsOfType($type_name)->getRawNodes();
}
return $this->newList($results);
}
public function selectDescendantsOfTypes(array $type_names) {
$results = array();
foreach ($type_names as $type_name) {
foreach ($this->list as $id => $node) {
$results += $node->selectDescendantsOfType($type_name)->getRawNodes();
}
}
return $this->newList($results);
}
public function getChildrenByIndex($index) {
$results = array();
foreach ($this->list as $id => $node) {
$child = $node->getChildByIndex($index);
$results[$child->getID()] = $child;
}
return $this->newList($results);
}
public function add(XHPASTNodeList $list) {
foreach ($list->list as $id => $node) {
$this->list[$id] = $node;
}
$this->ids = array_keys($this->list);
return $this;
}
protected function executeSelectDescendantsOfType($node, $type) {
$results = array();
foreach ($node->getChildren() as $id => $child) {
if ($child->getTypeID() == $type) {
$results[$id] = $child;
} else {
$results += $this->executeSelectDescendantsOfType($child, $type);
}
}
return $results;
}
public function getTokens() {
$tokens = array();
foreach ($this->list as $node) {
$tokens += $node->getTokens();
}
return $tokens;
}
public function getRawNodes() {
return $this->list;
}
}

19
src/staticanalysis/parsers/xhpast/api/list/__init__.php
View file

@ -1,19 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
phutil_require_source('XHPASTNodeList.php');

231
src/staticanalysis/parsers/xhpast/api/node/XHPASTNode.php
View file

@ -1,231 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class XHPASTNode {
protected $id;
protected $l;
protected $r;
protected $typeID;
protected $children = array();
protected $tree;
protected $parentNode;
public function __construct($id, array $data, XHPASTTree $tree) {
$this->id = $id;
$this->typeID = $data[0];
$this->l = idx($data, 1, -1);
$this->r = idx($data, 2, -1);
$this->tree = $tree;
}
public function setParentNode($parent_node) {
$this->parentNode = $parent_node;
return $this;
}
public function getParentNode() {
return $this->parentNode;
}
public function setChildren(array $children) {
$this->children = $children;
return $this;
}
public function getID() {
return $this->id;
}
public function getTypeID() {
return $this->typeID;
}
public function getTypeName() {
static $map;
if (empty($map)) {
$map = xhp_parser_node_constants();
}
$type_id = $this->getTypeID();
if (empty($map[$type_id])) {
throw new Exception("No type name for node type ID '{$type_id}'.");
}
return $map[$type_id];
}
public function getChildren() {
return $this->children;
}
public function getChildOfType($index, $type) {
$child = $this->getChildByIndex($index);
if ($child->getTypeName() != $type) {
throw new Exception(
"Child in position '{$index}' is not of type '{$type}': ".
$this->getDescription());
}
return $child;
}
public function getChildByIndex($index) {
$child = idx(array_values($this->children), $index);
if (!$child) {
throw new Exception(
"No child with index '{$index}'.");
}
return $child;
}
public function selectDescendantsOfType($type_name) {
$type = $this->getTypeIDFromTypeName($type_name);
return XHPASTNodeList::newFromTreeAndNodes(
$this->tree,
$this->executeSelectDescendantsOfType($this, $type));
}
protected function executeSelectDescendantsOfType($node, $type) {
$results = array();
foreach ($node->getChildren() as $id => $child) {
if ($child->getTypeID() == $type) {
$results[$id] = $child;
}
$results += $this->executeSelectDescendantsOfType($child, $type);
}
return $results;
}
public function getTokens() {
if ($this->l == -1 || $this->r == -1) {
return array();
}
$tokens = $this->tree->getRawTokenStream();
$result = array();
foreach (range($this->l, $this->r) as $token_id) {
$result[$token_id] = $tokens[$token_id];
}
return $result;
}
public function getConcreteString() {
$values = array();
foreach ($this->getTokens() as $token) {
$values[] = $token->getValue();
}
return implode('', $values);
}
public function getStringLiteralValue() {
// TODO: This function should accommodate concatenation of literals and
// return 'null' if the literal contains variables.
if ($this->getTypeName() != 'n_STRING_SCALAR') {
return null;
}
$value = $this->getConcreteString();
$value = substr($value, 1, -1);
$value = stripcslashes($value);
return $value;
}
public function getSemanticString() {
$tokens = $this->getTokens();
foreach ($tokens as $id => $token) {
if ($token->isComment()) {
unset($tokens[$id]);
}
}
return implode('', mpull($tokens, 'getValue'));
}
public function getDescription() {
$concrete = $this->getConcreteString();
if (strlen($concrete) > 75) {
$concrete = substr($concrete, 0, 36).'...'.substr($concrete, -36);
}
$concrete = addcslashes($concrete, "\\\n\"");
return 'a node of type '.$this->getTypeName().': "'.$concrete.'"';
}
protected function getTypeIDFromTypeName($type_name) {
static $node_types;
if (empty($node_types)) {
$node_types = xhp_parser_node_constants();
$node_types = array_flip($node_types);
}
if (empty($node_types[$type_name])) {
throw new Exception("Unknown XHPAST Node type name '{$type_name}'!");
}
return $node_types[$type_name];
}
public function getOffset() {
$first_token = idx($this->tree->getRawTokenStream(), $this->l);
if (!$first_token) {
return null;
}
return $first_token->getOffset();
}
public function isStaticScalar() {
return ($this->getTypeName() == 'n_STRING_SCALAR' ||
$this->getTypeName() == 'n_NUMERIC_SCALAR');
}
public function getSurroundingNonsemanticTokens() {
$before = array();
$after = array();
$tokens = $this->tree->getRawTokenStream();
if ($this->l != -1) {
$before = $tokens[$this->l]->getNonsemanticTokensBefore();
}
if ($this->r != -1) {
$after = $tokens[$this->r]->getNonsemanticTokensAfter();
}
return array($before, $after);
}
public function getDocblockToken() {
if ($this->l == -1) {
return null;
}
$tokens = $this->tree->getRawTokenStream();
for ($ii = $this->l - 1; $ii >= 0; $ii--) {
if ($tokens[$ii]->getTypeName() == 'T_DOC_COMMENT') {
return $tokens[$ii];
}
if (!$tokens[$ii]->isAnyWhitespace()) {
return null;
}
}
return null;
}
}

23
src/staticanalysis/parsers/xhpast/api/node/__init__.php
View file

@ -1,23 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
phutil_require_module('phutil', 'utils');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/constants');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/list');
phutil_require_source('XHPASTNode.php');

102
src/staticanalysis/parsers/xhpast/api/token/XHPASTToken.php
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@ -1,102 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class XHPASTToken {
protected $id;
protected $typeID;
protected $value;
protected $offset;
public function __construct($id, $type, $value, $offset, XHPASTTree $tree) {
$this->id = $id;
$this->typeID = $type;
$this->offset = $offset;
$this->value = $value;
$this->tree = $tree;
}
public function getTypeID() {
return $this->typeID;
}
public function getTypeName() {
static $map;
if (empty($map)) {
$map = xhpast_parser_token_constants();
}
$type_id = $this->getTypeID();
if ($type_id <= 255) {
return chr($type_id);
}
if (empty($map[$type_id])) {
throw new Exception("No type name for token type ID '{$type_id}'.");
}
return $map[$type_id];
}
public function getValue() {
return $this->value;
}
public function getOffset() {
return $this->offset;
}
public function isComment() {
return ($this->getTypeName() == 'T_COMMENT' ||
$this->getTypeName() == 'T_DOC_COMMENT');
}
public function isAnyWhitespace() {
return ($this->getTypeName() == 'T_WHITESPACE' ||
$this->getTypeName() == 'T_XHP_WHITESPACE');
}
public function isSemantic() {
return !($this->isComment() || $this->isAnyWhitespace());
}
public function getNonsemanticTokensBefore() {
$tokens = $this->tree->getRawTokenStream();
$result = array();
$ii = $this->id - 1;
while ($ii >= 0 && !$tokens[$ii]->isSemantic()) {
$result[$ii] = $tokens[$ii];
--$ii;
}
return array_reverse($result);
}
public function getNonsemanticTokensAfter() {
$tokens = $this->tree->getRawTokenStream();
$result = array();
$ii = $this->id + 1;
while ($ii < count($tokens) && !$tokens[$ii]->isSemantic()) {
$result[$ii] = $tokens[$ii];
++$ii;
}
return $result;
}
}

12
src/staticanalysis/parsers/xhpast/api/token/__init__.php
View file

@ -1,12 +0,0 @@
<?php
/**
* This file is automatically generated. Lint this module to rebuild it.
* @generated
*/
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/constants');
phutil_require_source('XHPASTToken.php');

117
src/staticanalysis/parsers/xhpast/api/tree/XHPASTTree.php
View file

@ -1,117 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
class XHPASTTree {
protected $tree = array();
protected $stream = array();
public static function newFromData($php_source) {
$future = xhpast_get_parser_future($php_source);
return self::newFromDataAndResolvedExecFuture($future->resolve());
}
public static function newFromDataAndResolvedExecFuture(
$php_source,
array $resolved) {
list($err, $stdout, $stderr) = $resolved;
if ($err) {
if ($err == 1) {
$matches = null;
$is_syntax = preg_match(
'/^XHPAST Parse Error: (.*) on line (\d+)/',
$stderr,
$matches);
if ($is_syntax) {
throw new XHPASTSyntaxErrorException($matches[2], $stderr);
}
}
throw new Exception("XHPAST failed to parse file data {$err}: {$stderr}");
}
$data = json_decode($stdout, true);
if (!is_array($data)) {
throw new Exception("XHPAST: failed to decode tree.");
}
return new XHPASTTree($data['tree'], $data['stream'], $php_source);
}
public function __construct(array $tree, array $stream, $source) {
$ii = 0;
$offset = 0;
foreach ($stream as $token) {
$this->stream[$ii] = new XHPASTToken(
$ii,
$token[0],
substr($source, $offset, $token[1]),
$offset,
$this);
$offset += $token[1];
++$ii;
}
$this->buildTree(array($tree));
}
public function getRootNode() {
return $this->tree[0];
}
protected function buildTree(array $tree) {
$ii = count($this->tree);
$nodes = array();
foreach ($tree as $node) {
$this->tree[$ii] = new XHPASTNode($ii, $node, $this);
$nodes[$ii] = $node;
++$ii;
}
foreach ($nodes as $node_id => $node) {
if (isset($node[3])) {
$children = $this->buildTree($node[3]);
foreach ($children as $child) {
$child->setParentNode($this->tree[$node_id]);
}
$this->tree[$node_id]->setChildren($children);
}
}
return array_select_keys($this->tree, array_keys($nodes));
}
public function getRawTokenStream() {
return $this->stream;
}
public function renderAsText() {
return $this->executeRenderAsText(array($this->getRootNode()), 0);
}
protected function executeRenderAsText($list, $depth) {
$return = '';
foreach ($list as $node) {
if ($depth) {
$return .= str_repeat(' ', $depth);
}
$return .= $node->getDescription()."\n";
$return .= $this->executeRenderAsText($node->getChildren(), $depth + 1);
}
return $return;
}
}

17
src/staticanalysis/parsers/xhpast/api/tree/__init__.php
View file

@ -1,17 +0,0 @@
<?php
/**
* This file is automatically generated. Lint this module to rebuild it.
* @generated
*/
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/exception');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/node');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/api/token');
phutil_require_module('arcanist', 'staticanalysis/parsers/xhpast/bin');
phutil_require_module('phutil', 'utils');
phutil_require_source('XHPASTTree.php');

21
src/staticanalysis/parsers/xhpast/bin/__init__.php
View file

@ -1,21 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
phutil_require_module('phutil', 'future/exec');
phutil_require_source('xhpast_parse.php');

36
src/staticanalysis/parsers/xhpast/bin/xhpast_parse.php
View file

@ -1,36 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
function xhpast_get_parser_future($data) {
static $bin_path;
if (empty($bin_path)) {
$root = dirname(__FILE__);
$bin_path = $root.'/xhpast';
}
if (!file_exists($bin_path)) {
execx(
'(cd %s && make && make install)',
dirname(__FILE__).'/../../../../../support/xhpast');
}
$future = new ExecFuture($bin_path);
$future->write($data);
return $future;
}

20
src/staticanalysis/parsers/xhpast/constants/__init__.php
View file

@ -1,20 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
phutil_require_source('parser_nodes.php');
phutil_require_source('parser_tokens.php');

139
src/staticanalysis/parsers/xhpast/constants/parser_nodes.php
View file

@ -1,139 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
function xhp_parser_node_constants() {
return array(
9000 => 'n_PROGRAM',
9001 => 'n_SYMBOL_NAME',
9002 => 'n_HALT_COMPILER',
9003 => 'n_NAMESPACE',
9004 => 'n_STATEMENT',
9005 => 'n_EMPTY',
9006 => 'n_STATEMENT_LIST',
9007 => 'n_OPEN_TAG',
9008 => 'n_CLOSE_TAG',
9009 => 'n_USE_LIST',
9010 => 'n_USE',
9011 => 'n_CONSTANT_DECLARATION_LIST',
9012 => 'n_CONSTANT_DECLARATION',
9013 => 'n_STRING',
9014 => 'n_LABEL',
9015 => 'n_CONDITION_LIST',
9016 => 'n_CONTROL_CONDITION',
9017 => 'n_IF',
9018 => 'n_ELSEIF',
9019 => 'n_ELSE',
9020 => 'n_WHILE',
9021 => 'n_DO_WHILE',
9022 => 'n_FOR',
9023 => 'n_FOR_EXPRESSION',
9024 => 'n_SWITCH',
9025 => 'n_BREAK',
9026 => 'n_CONTINUE',
9027 => 'n_RETURN',
9028 => 'n_GLOBAL_DECLARATION_LIST',
9029 => 'n_GLOBAL_DECLARATION',
9030 => 'n_STATIC_DECLARATION_LIST',
9031 => 'n_STATIC_DECLARATION',
9032 => 'n_ECHO_LIST',
9033 => 'n_ECHO',
9034 => 'n_INLINE_HTML',
9035 => 'n_UNSET_LIST',
9036 => 'n_UNSET',
9037 => 'n_FOREACH',
9038 => 'n_FOREACH_EXPRESSION',
9039 => 'n_THROW',
9040 => 'n_GOTO',
9041 => 'n_TRY',
9042 => 'n_CATCH_LIST',
9043 => 'n_CATCH',
9044 => 'n_DECLARE',
9045 => 'n_DECLARE_DECLARATION_LIST',
9046 => 'n_DECLARE_DECLARATION',
9047 => 'n_VARIABLE',
9048 => 'n_REFERENCE',
9049 => 'n_VARIABLE_REFERENCE',
9050 => 'n_FUNCTION_DECLARATION',
9051 => 'n_CLASS_DECLARATION',
9052 => 'n_CLASS_ATTRIBUTES',
9053 => 'n_EXTENDS',
9054 => 'n_EXTENDS_LIST',
9055 => 'n_IMPLEMENTS_LIST',
9056 => 'n_INTERFACE_DECLARATION',
9057 => 'n_CASE',
9058 => 'n_DEFAULT',
9059 => 'n_DECLARATION_PARAMETER_LIST',
9060 => 'n_DECLARATION_PARAMETER',
9061 => 'n_TYPE_NAME',
9062 => 'n_VARIABLE_VARIABLE',
9063 => 'n_CLASS_MEMBER_DECLARATION_LIST',
9064 => 'n_CLASS_MEMBER_DECLARATION',
9065 => 'n_CLASS_CONSTANT_DECLARATION_LIST',
9066 => 'n_CLASS_CONSTANT_DECLARATION',
9067 => 'n_METHOD_DECLARATION',
9068 => 'n_METHOD_MODIFIER_LIST',
9069 => 'n_FUNCTION_MODIFIER_LIST',
9070 => 'n_CLASS_MEMBER_MODIFIER_LIST',
9071 => 'n_EXPRESSION_LIST',
9072 => 'n_LIST',
9073 => 'n_ASSIGNMENT',
9074 => 'n_NEW',
9075 => 'n_UNARY_PREFIX_EXPRESSION',
9076 => 'n_UNARY_POSTFIX_EXPRESSION',
9077 => 'n_BINARY_EXPRESSION',
9078 => 'n_TERNARY_EXPRESSION',
9079 => 'n_CAST_EXPRESSION',
9080 => 'n_CAST',
9081 => 'n_OPERATOR',
9082 => 'n_ARRAY_LITERAL',
9083 => 'n_EXIT_EXPRESSION',
9084 => 'n_BACKTICKS_EXPRESSION',
9085 => 'n_LEXICAL_VARIABLE_LIST',
9086 => 'n_NUMERIC_SCALAR',
9087 => 'n_STRING_SCALAR',
9088 => 'n_MAGIC_SCALAR',
9089 => 'n_CLASS_STATIC_ACCESS',
9090 => 'n_CLASS_NAME',
9091 => 'n_MAGIC_CLASS_KEYWORD',
9092 => 'n_OBJECT_PROPERTY_ACCESS',
9093 => 'n_ARRAY_VALUE_LIST',
9094 => 'n_ARRAY_VALUE',
9095 => 'n_CALL_PARAMETER_LIST',
9096 => 'n_VARIABLE_EXPRESSION',
9097 => 'n_INCLUDE_FILE',
9098 => 'n_HEREDOC',
9099 => 'n_FUNCTION_CALL',
9100 => 'n_INDEX_ACCESS',
9101 => 'n_ASSIGNMENT_LIST',
9102 => 'n_METHOD_CALL',
9103 => 'n_XHP_TAG',
9104 => 'n_XHP_TAG_OPEN',
9105 => 'n_XHP_TAG_CLOSE',
9106 => 'n_XHP_TEXT',
9107 => 'n_XHP_EXPRESSION',
9108 => 'n_XHP_ATTRIBUTE_LIST',
9109 => 'n_XHP_ATTRIBUTE',
9110 => 'n_XHP_LITERAL',
9111 => 'n_XHP_ATTRIBUTE_LITERAL',
9112 => 'n_XHP_ATTRIBUTE_EXPRESSION',
9113 => 'n_XHP_NODE_LIST',
9114 => 'n_XHP_ENTITY',
9115 => 'n_CONCATENATION_LIST',
9116 => 'n_PARENTHETICAL_EXPRESSION',
);
}

172
src/staticanalysis/parsers/xhpast/constants/parser_tokens.php
View file

@ -1,172 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
function xhpast_parser_token_constants() {
return array(
258 => 'T_REQUIRE_ONCE',
259 => 'T_REQUIRE',
260 => 'T_EVAL',
261 => 'T_INCLUDE_ONCE',
262 => 'T_INCLUDE',
263 => 'T_LOGICAL_OR',
264 => 'T_LOGICAL_XOR',
265 => 'T_LOGICAL_AND',
266 => 'T_PRINT',
267 => 'T_SR_EQUAL',
268 => 'T_SL_EQUAL',
269 => 'T_XOR_EQUAL',
270 => 'T_OR_EQUAL',
271 => 'T_AND_EQUAL',
272 => 'T_MOD_EQUAL',
273 => 'T_CONCAT_EQUAL',
274 => 'T_DIV_EQUAL',
275 => 'T_MUL_EQUAL',
276 => 'T_MINUS_EQUAL',
277 => 'T_PLUS_EQUAL',
278 => 'T_BOOLEAN_OR',
279 => 'T_BOOLEAN_AND',
280 => 'T_IS_NOT_IDENTICAL',
281 => 'T_IS_IDENTICAL',
282 => 'T_IS_NOT_EQUAL',
283 => 'T_IS_EQUAL',
284 => 'T_IS_GREATER_OR_EQUAL',
285 => 'T_IS_SMALLER_OR_EQUAL',
286 => 'T_SR',
287 => 'T_SL',
288 => 'T_INSTANCEOF',
289 => 'T_UNSET_CAST',
290 => 'T_BOOL_CAST',
291 => 'T_OBJECT_CAST',
292 => 'T_ARRAY_CAST',
293 => 'T_BINARY_CAST',
294 => 'T_UNICODE_CAST',
295 => 'T_STRING_CAST',
296 => 'T_DOUBLE_CAST',
297 => 'T_INT_CAST',
298 => 'T_DEC',
299 => 'T_INC',
300 => 'T_CLONE',
301 => 'T_NEW',
302 => 'T_EXIT',
303 => 'T_IF',
304 => 'T_ELSEIF',
305 => 'T_ELSE',
306 => 'T_ENDIF',
307 => 'T_LNUMBER',
308 => 'T_DNUMBER',
309 => 'T_STRING',
310 => 'T_STRING_VARNAME',
311 => 'T_VARIABLE',
312 => 'T_NUM_STRING',
313 => 'T_INLINE_HTML',
314 => 'T_CHARACTER',
315 => 'T_BAD_CHARACTER',
316 => 'T_ENCAPSED_AND_WHITESPACE',
317 => 'T_CONSTANT_ENCAPSED_STRING',
318 => 'T_BACKTICKS_EXPR',
319 => 'T_ECHO',
320 => 'T_DO',
321 => 'T_WHILE',
322 => 'T_ENDWHILE',
323 => 'T_FOR',
324 => 'T_ENDFOR',
325 => 'T_FOREACH',
326 => 'T_ENDFOREACH',
327 => 'T_DECLARE',
328 => 'T_ENDDECLARE',
329 => 'T_AS',
330 => 'T_SWITCH',
331 => 'T_ENDSWITCH',
332 => 'T_CASE',
333 => 'T_DEFAULT',
334 => 'T_BREAK',
335 => 'T_CONTINUE',
336 => 'T_GOTO',
337 => 'T_FUNCTION',
338 => 'T_CONST',
339 => 'T_RETURN',
340 => 'T_TRY',
341 => 'T_CATCH',
342 => 'T_THROW',
343 => 'T_USE',
344 => 'T_GLOBAL',
345 => 'T_PUBLIC',
346 => 'T_PROTECTED',
347 => 'T_PRIVATE',
348 => 'T_FINAL',
349 => 'T_ABSTRACT',
350 => 'T_STATIC',
351 => 'T_VAR',
352 => 'T_UNSET',
353 => 'T_ISSET',
354 => 'T_EMPTY',
355 => 'T_HALT_COMPILER',
356 => 'T_CLASS',
357 => 'T_INTERFACE',
358 => 'T_EXTENDS',
359 => 'T_IMPLEMENTS',
360 => 'T_OBJECT_OPERATOR',
361 => 'T_DOUBLE_ARROW',
362 => 'T_LIST',
363 => 'T_ARRAY',
364 => 'T_CLASS_C',
365 => 'T_METHOD_C',
366 => 'T_FUNC_C',
367 => 'T_LINE',
368 => 'T_FILE',
369 => 'T_COMMENT',
370 => 'T_DOC_COMMENT',
371 => 'T_OPEN_TAG',
372 => 'T_OPEN_TAG_WITH_ECHO',
373 => 'T_OPEN_TAG_FAKE',
374 => 'T_CLOSE_TAG',
375 => 'T_WHITESPACE',
376 => 'T_START_HEREDOC',
377 => 'T_END_HEREDOC',
378 => 'T_HEREDOC',
379 => 'T_DOLLAR_OPEN_CURLY_BRACES',
380 => 'T_CURLY_OPEN',
381 => 'T_PAAMAYIM_NEKUDOTAYIM',
382 => 'T_BINARY_DOUBLE',
383 => 'T_BINARY_HEREDOC',
384 => 'T_NAMESPACE',
385 => 'T_NS_C',
386 => 'T_DIR',
387 => 'T_NS_SEPARATOR',
388 => 'T_XHP_WHITESPACE',
389 => 'T_XHP_TEXT',
390 => 'T_XHP_LT_DIV',
391 => 'T_XHP_LT_DIV_GT',
392 => 'T_XHP_ATTRIBUTE',
393 => 'T_XHP_CATEGORY',
394 => 'T_XHP_CHILDREN',
395 => 'T_XHP_ANY',
396 => 'T_XHP_EMPTY',
397 => 'T_XHP_PCDATA',
398 => 'T_XHP_COLON',
399 => 'T_XHP_HYPHEN',
400 => 'T_XHP_BOOLEAN',
401 => 'T_XHP_NUMBER',
402 => 'T_XHP_ARRAY',
403 => 'T_XHP_STRING',
404 => 'T_XHP_ENUM',
405 => 'T_XHP_FLOAT',
406 => 'T_XHP_REQUIRED',
407 => 'T_XHP_ENTITY',
);
}

46
support/xhpast/Makefile
View file

@ -1,46 +0,0 @@
ifdef DEBUG
CPPFLAGS = -fPIC -ggdb -Wall -DDEBUG
else
CPPFLAGS = -fPIC -g -Wall -O3 -minline-all-stringops
endif
ifdef PROFILE
CPPFLAGS += -pg
endif
all: xhpast
clean:
-rm xhpast parser.yacc.cpp scanner.lex.cpp scanner.lex.hpp parser.yacc.output parser.yacc.hpp libxhpast.a *.o 2>/dev/null
install: xhpast
cp xhpast ../../src/staticanalysis/parsers/xhpast/bin/
parser.yacc.cpp: parser.y
bison --debug --verbose -d -o $@ $<
parser.yacc.hpp: parser.yacc.cpp
scanner.lex.cpp: scanner.l
`which flex35 2>/dev/null || which flex 2>/dev/null` \
-C --header-file=scanner.lex.hpp -o $@ -d $<
scanner.lex.hpp: scanner.lex.cpp
node_names.hpp: generate_nodes.php
php -f generate_nodes.php
%.o: %.cpp
$(CXX) -c $(CPPFLAGS) -o $@ $<
parser.yacc.o: scanner.lex.hpp
scanner.lex.o: parser.yacc.hpp node_names.hpp
libxhpast.a: astnode.o scanner.lex.o parser.yacc.o
$(AR) -crs $@ $^
xhpast: xhpast.cpp libxhpast.a
$(CXX) $(CPPFLAGS) -o $@ $^
.PHONY: all clean tags

101
support/xhpast/ast.hpp
View file

@ -1,101 +0,0 @@
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <stdint.h>
#include <deque>
#include <stack>
#include <string>
#include "astnode.hpp"
class yy_extra_type {
public:
yy_extra_type() {
lineno = 1;
terminated = false;
used = false;
short_tags = true;
asp_tags = false;
idx_expr = false;
include_debug = false;
expecting_xhp_class_statements = false;
list_size = 0;
colon_hack = false;
pushStack();
}
bool short_tags; // `short_open_tag` in php.ini
bool asp_tags; // `asp_tags` in php.ini
bool idx_expr; // allow code like `foo()['bar']`
bool include_debug; // include line numbers and file names in XHP object creation
size_t first_lineno; // line number before scanning the current token
size_t lineno; // current line number being scanned.
std::string error; // description of error (if terminated true)
bool terminated; // becomes true when the parser terminates with an error
bool used; // were any XHP-specific extensions found in this code?
int last_token; // the last token to be returned by the scanner
int insert_token; // insert this token without reading from buffer
size_t heredoc_yyleng; // last length of yytext while scannling
const char* heredoc_data; // where our heredoc data starts
std::string heredoc_label; // heredoc sentinel label
std::stack<int> curly_stack; // tokens appearing before a {
bool expecting_xhp_class_statements; // when we're one level deep in a class
bool old_expecting_xhp_class_statements; // store old value while inside class method
bool used_attributes; // did this class use the `attribute` keyword
unsigned int list_size;
bool colon_hack;
xhpast::token_list_t token_list;
/* Utility functions for checking proper tag closing */
bool haveTag() {
return !tag_stack.front().empty();
}
const std::string &peekTag() {
return tag_stack.front().front();
}
void pushTag(const std::string &tag) {
tag_stack.front().push_front(tag);
}
void popTag() {
tag_stack.front().pop_front();
}
void pushStack() {
tag_stack.push_front(std::deque<std::string>());
}
void popStack() {
tag_stack.pop_front();
}
protected:
std::deque<std::deque<std::string> > tag_stack;
};
#define YYSTYPE xhpast::Node *
#define YY_HEADER_EXPORT_START_CONDITIONS
#define YY_EXTRA_TYPE yy_extra_type*
#include "parser.yacc.hpp"
#ifndef FLEX_SCANNER
#include "scanner.lex.hpp"
#endif
int xhpparse(void*, YYSTYPE *);
void xhp_new_push_state(int s, struct yyguts_t* yyg);
void xhp_new_pop_state(struct yyguts_t* yyg);
void xhp_set_state(int s, struct yyguts_t* yyg);

17
support/xhpast/astnode.cpp
View file

@ -1,17 +0,0 @@
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "astnode.hpp"

126
support/xhpast/astnode.hpp
View file

@ -1,126 +0,0 @@
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <cstdio>
#include <cstdlib>
#include <list>
#include <string>
namespace xhpast {
class Token;
typedef std::list<Token *> token_list_t;
class Token {
public:
unsigned int type;
std::string value;
unsigned int lineno;
unsigned int n;
Token(unsigned int type, char *value, unsigned int n) :
type(type),
value(value),
n(n) {
}
};
class Node;
typedef std::list<Node *> node_list_t;
class Node {
public:
unsigned int type;
int l_tok;
int r_tok;
node_list_t children;
Node() : type(0), l_tok(-1), r_tok(-1) {};
Node(unsigned int type) : type(type), l_tok(-1), r_tok(-1) {};
Node(unsigned int type, int end_tok) :
type(type) {
this->l_tok = end_tok;
this->r_tok = end_tok;
}
Node(unsigned int type, int l_tok, int r_tok) :
type(type),
l_tok(l_tok),
r_tok(r_tok) {
}
Node *appendChild(Node *node) {
this->children.push_back(node);
return this->setEnd(node);
}
Node *appendChildren(Node *node) {
for (node_list_t::iterator ii = node->children.begin(); ii != node->children.end(); ++ii) {
this->children.push_back(*ii);
this->setEnd(*ii);
}
return this;
}
Node *firstChild() {
return *(this->children.begin());
}
Node *setType(unsigned int t) {
this->type = t;
return this;
}
Node *setEnd(Node *n) {
if (!n) {
fprintf(stderr, "Trying to setEnd() a null node to one of type %d\n", this->type);
exit(1);
}
if (n->r_tok != -1 && (n->r_tok > this->r_tok || (this->r_tok == -1))) {
this->r_tok = n->r_tok;
}
if (this->l_tok == -1) {
this->l_tok = n->l_tok;
}
return this;
}
Node *setBegin(Node *n) {
if (!n) {
fprintf(stderr, "Trying to setBegin() a null node to one of type %d\n", this->type);
exit(1);
}
if (n->l_tok != -1 && (n->l_tok < this->l_tok || (this->l_tok == -1))) {
this->l_tok = n->l_tok;
}
if (this->r_tok == -1) {
this->r_tok = n->r_tok;
}
return this;
}
};
}

165
support/xhpast/generate_nodes.php
View file

@ -1,165 +0,0 @@
#!/usr/local/bin/php
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
$nodes = <<<EONODES
n_PROGRAM
n_SYMBOL_NAME
n_HALT_COMPILER
n_NAMESPACE
n_STATEMENT
n_EMPTY
n_STATEMENT_LIST
n_OPEN_TAG
n_CLOSE_TAG
n_USE_LIST
n_USE
n_CONSTANT_DECLARATION_LIST
n_CONSTANT_DECLARATION
n_STRING
n_LABEL
n_CONDITION_LIST
n_CONTROL_CONDITION
n_IF
n_ELSEIF
n_ELSE
n_WHILE
n_DO_WHILE
n_FOR
n_FOR_EXPRESSION
n_SWITCH
n_BREAK
n_CONTINUE
n_RETURN
n_GLOBAL_DECLARATION_LIST
n_GLOBAL_DECLARATION
n_STATIC_DECLARATION_LIST
n_STATIC_DECLARATION
n_ECHO_LIST
n_ECHO
n_INLINE_HTML
n_UNSET_LIST
n_UNSET
n_FOREACH
n_FOREACH_EXPRESSION
n_THROW
n_GOTO
n_TRY
n_CATCH_LIST
n_CATCH
n_DECLARE
n_DECLARE_DECLARATION_LIST
n_DECLARE_DECLARATION
n_VARIABLE
n_REFERENCE
n_VARIABLE_REFERENCE
n_FUNCTION_DECLARATION
n_CLASS_DECLARATION
n_CLASS_ATTRIBUTES
n_EXTENDS
n_EXTENDS_LIST
n_IMPLEMENTS_LIST
n_INTERFACE_DECLARATION
n_CASE
n_DEFAULT
n_DECLARATION_PARAMETER_LIST
n_DECLARATION_PARAMETER
n_TYPE_NAME
n_VARIABLE_VARIABLE
n_CLASS_MEMBER_DECLARATION_LIST
n_CLASS_MEMBER_DECLARATION
n_CLASS_CONSTANT_DECLARATION_LIST
n_CLASS_CONSTANT_DECLARATION
n_METHOD_DECLARATION
n_METHOD_MODIFIER_LIST
n_FUNCTION_MODIFIER_LIST
n_CLASS_MEMBER_MODIFIER_LIST
n_EXPRESSION_LIST
n_LIST
n_ASSIGNMENT
n_NEW
n_UNARY_PREFIX_EXPRESSION
n_UNARY_POSTFIX_EXPRESSION
n_BINARY_EXPRESSION
n_TERNARY_EXPRESSION
n_CAST_EXPRESSION
n_CAST
n_OPERATOR
n_ARRAY_LITERAL
n_EXIT_EXPRESSION
n_BACKTICKS_EXPRESSION
n_LEXICAL_VARIABLE_LIST
n_NUMERIC_SCALAR
n_STRING_SCALAR
n_MAGIC_SCALAR
n_CLASS_STATIC_ACCESS
n_CLASS_NAME
n_MAGIC_CLASS_KEYWORD
n_OBJECT_PROPERTY_ACCESS
n_ARRAY_VALUE_LIST
n_ARRAY_VALUE
n_CALL_PARAMETER_LIST
n_VARIABLE_EXPRESSION
n_INCLUDE_FILE
n_HEREDOC
n_FUNCTION_CALL
n_INDEX_ACCESS
n_ASSIGNMENT_LIST
n_METHOD_CALL
n_XHP_TAG
n_XHP_TAG_OPEN
n_XHP_TAG_CLOSE
n_XHP_TEXT
n_XHP_EXPRESSION
n_XHP_ATTRIBUTE_LIST
n_XHP_ATTRIBUTE
n_XHP_LITERAL
n_XHP_ATTRIBUTE_LITERAL
n_XHP_ATTRIBUTE_EXPRESSION
n_XHP_NODE_LIST
n_XHP_ENTITY
n_CONCATENATION_LIST
n_PARENTHETICAL_EXPRESSION
EONODES;
$seq = 9000;
$map = array();
foreach (explode("\n", trim($nodes)) as $node) {
$map[$node] = $seq++;
}
$hpp = '';
foreach ($map as $node => $value) {
$hpp .= "#define {$node} {$value}\n";
}
file_put_contents('node_names.hpp', $hpp);
echo "Wrote C++ definition.\n";
$php =
"<?php\n\nfunction xhp_parser_node_constants() {\n".
" return array(\n";
foreach ($map as $node => $value) {
$php .= " {$value} => '{$node}',\n";
}
$php .= " );\n";
$php .= "}\n";
file_put_contents('parser_nodes.php', $php);
echo "Wrote PHP definition.\n";

117
support/xhpast/node_names.hpp
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@ -1,117 +0,0 @@
#define n_PROGRAM 9000
#define n_SYMBOL_NAME 9001
#define n_HALT_COMPILER 9002
#define n_NAMESPACE 9003
#define n_STATEMENT 9004
#define n_EMPTY 9005
#define n_STATEMENT_LIST 9006
#define n_OPEN_TAG 9007
#define n_CLOSE_TAG 9008
#define n_USE_LIST 9009
#define n_USE 9010
#define n_CONSTANT_DECLARATION_LIST 9011
#define n_CONSTANT_DECLARATION 9012
#define n_STRING 9013
#define n_LABEL 9014
#define n_CONDITION_LIST 9015
#define n_CONTROL_CONDITION 9016
#define n_IF 9017
#define n_ELSEIF 9018
#define n_ELSE 9019
#define n_WHILE 9020
#define n_DO_WHILE 9021
#define n_FOR 9022
#define n_FOR_EXPRESSION 9023
#define n_SWITCH 9024
#define n_BREAK 9025
#define n_CONTINUE 9026
#define n_RETURN 9027
#define n_GLOBAL_DECLARATION_LIST 9028
#define n_GLOBAL_DECLARATION 9029
#define n_STATIC_DECLARATION_LIST 9030
#define n_STATIC_DECLARATION 9031
#define n_ECHO_LIST 9032
#define n_ECHO 9033
#define n_INLINE_HTML 9034
#define n_UNSET_LIST 9035
#define n_UNSET 9036
#define n_FOREACH 9037
#define n_FOREACH_EXPRESSION 9038
#define n_THROW 9039
#define n_GOTO 9040
#define n_TRY 9041
#define n_CATCH_LIST 9042
#define n_CATCH 9043
#define n_DECLARE 9044
#define n_DECLARE_DECLARATION_LIST 9045
#define n_DECLARE_DECLARATION 9046
#define n_VARIABLE 9047
#define n_REFERENCE 9048
#define n_VARIABLE_REFERENCE 9049
#define n_FUNCTION_DECLARATION 9050
#define n_CLASS_DECLARATION 9051
#define n_CLASS_ATTRIBUTES 9052
#define n_EXTENDS 9053
#define n_EXTENDS_LIST 9054
#define n_IMPLEMENTS_LIST 9055
#define n_INTERFACE_DECLARATION 9056
#define n_CASE 9057
#define n_DEFAULT 9058
#define n_DECLARATION_PARAMETER_LIST 9059
#define n_DECLARATION_PARAMETER 9060
#define n_TYPE_NAME 9061
#define n_VARIABLE_VARIABLE 9062
#define n_CLASS_MEMBER_DECLARATION_LIST 9063
#define n_CLASS_MEMBER_DECLARATION 9064
#define n_CLASS_CONSTANT_DECLARATION_LIST 9065
#define n_CLASS_CONSTANT_DECLARATION 9066
#define n_METHOD_DECLARATION 9067
#define n_METHOD_MODIFIER_LIST 9068
#define n_FUNCTION_MODIFIER_LIST 9069
#define n_CLASS_MEMBER_MODIFIER_LIST 9070
#define n_EXPRESSION_LIST 9071
#define n_LIST 9072
#define n_ASSIGNMENT 9073
#define n_NEW 9074
#define n_UNARY_PREFIX_EXPRESSION 9075
#define n_UNARY_POSTFIX_EXPRESSION 9076
#define n_BINARY_EXPRESSION 9077
#define n_TERNARY_EXPRESSION 9078
#define n_CAST_EXPRESSION 9079
#define n_CAST 9080
#define n_OPERATOR 9081
#define n_ARRAY_LITERAL 9082
#define n_EXIT_EXPRESSION 9083
#define n_BACKTICKS_EXPRESSION 9084
#define n_LEXICAL_VARIABLE_LIST 9085
#define n_NUMERIC_SCALAR 9086
#define n_STRING_SCALAR 9087
#define n_MAGIC_SCALAR 9088
#define n_CLASS_STATIC_ACCESS 9089
#define n_CLASS_NAME 9090
#define n_MAGIC_CLASS_KEYWORD 9091
#define n_OBJECT_PROPERTY_ACCESS 9092
#define n_ARRAY_VALUE_LIST 9093
#define n_ARRAY_VALUE 9094
#define n_CALL_PARAMETER_LIST 9095
#define n_VARIABLE_EXPRESSION 9096
#define n_INCLUDE_FILE 9097
#define n_HEREDOC 9098
#define n_FUNCTION_CALL 9099
#define n_INDEX_ACCESS 9100
#define n_ASSIGNMENT_LIST 9101
#define n_METHOD_CALL 9102
#define n_XHP_TAG 9103
#define n_XHP_TAG_OPEN 9104
#define n_XHP_TAG_CLOSE 9105
#define n_XHP_TEXT 9106
#define n_XHP_EXPRESSION 9107
#define n_XHP_ATTRIBUTE_LIST 9108
#define n_XHP_ATTRIBUTE 9109
#define n_XHP_LITERAL 9110
#define n_XHP_ATTRIBUTE_LITERAL 9111
#define n_XHP_ATTRIBUTE_EXPRESSION 9112
#define n_XHP_NODE_LIST 9113
#define n_XHP_ENTITY 9114
#define n_CONCATENATION_LIST 9115
#define n_PARENTHETICAL_EXPRESSION 9116

2915
support/xhpast/parser.y
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139
support/xhpast/parser_nodes.php
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@ -1,139 +0,0 @@
<?php
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
function xhp_parser_node_constants() {
return array(
9000 => 'n_PROGRAM',
9001 => 'n_SYMBOL_NAME',
9002 => 'n_HALT_COMPILER',
9003 => 'n_NAMESPACE',
9004 => 'n_STATEMENT',
9005 => 'n_EMPTY',
9006 => 'n_STATEMENT_LIST',
9007 => 'n_OPEN_TAG',
9008 => 'n_CLOSE_TAG',
9009 => 'n_USE_LIST',
9010 => 'n_USE',
9011 => 'n_CONSTANT_DECLARATION_LIST',
9012 => 'n_CONSTANT_DECLARATION',
9013 => 'n_STRING',
9014 => 'n_LABEL',
9015 => 'n_CONDITION_LIST',
9016 => 'n_CONTROL_CONDITION',
9017 => 'n_IF',
9018 => 'n_ELSEIF',
9019 => 'n_ELSE',
9020 => 'n_WHILE',
9021 => 'n_DO_WHILE',
9022 => 'n_FOR',
9023 => 'n_FOR_EXPRESSION',
9024 => 'n_SWITCH',
9025 => 'n_BREAK',
9026 => 'n_CONTINUE',
9027 => 'n_RETURN',
9028 => 'n_GLOBAL_DECLARATION_LIST',
9029 => 'n_GLOBAL_DECLARATION',
9030 => 'n_STATIC_DECLARATION_LIST',
9031 => 'n_STATIC_DECLARATION',
9032 => 'n_ECHO_LIST',
9033 => 'n_ECHO',
9034 => 'n_INLINE_HTML',
9035 => 'n_UNSET_LIST',
9036 => 'n_UNSET',
9037 => 'n_FOREACH',
9038 => 'n_FOREACH_EXPRESSION',
9039 => 'n_THROW',
9040 => 'n_GOTO',
9041 => 'n_TRY',
9042 => 'n_CATCH_LIST',
9043 => 'n_CATCH',
9044 => 'n_DECLARE',
9045 => 'n_DECLARE_DECLARATION_LIST',
9046 => 'n_DECLARE_DECLARATION',
9047 => 'n_VARIABLE',
9048 => 'n_REFERENCE',
9049 => 'n_VARIABLE_REFERENCE',
9050 => 'n_FUNCTION_DECLARATION',
9051 => 'n_CLASS_DECLARATION',
9052 => 'n_CLASS_ATTRIBUTES',
9053 => 'n_EXTENDS',
9054 => 'n_EXTENDS_LIST',
9055 => 'n_IMPLEMENTS_LIST',
9056 => 'n_INTERFACE_DECLARATION',
9057 => 'n_CASE',
9058 => 'n_DEFAULT',
9059 => 'n_DECLARATION_PARAMETER_LIST',
9060 => 'n_DECLARATION_PARAMETER',
9061 => 'n_TYPE_NAME',
9062 => 'n_VARIABLE_VARIABLE',
9063 => 'n_CLASS_MEMBER_DECLARATION_LIST',
9064 => 'n_CLASS_MEMBER_DECLARATION',
9065 => 'n_CLASS_CONSTANT_DECLARATION_LIST',
9066 => 'n_CLASS_CONSTANT_DECLARATION',
9067 => 'n_METHOD_DECLARATION',
9068 => 'n_METHOD_MODIFIER_LIST',
9069 => 'n_FUNCTION_MODIFIER_LIST',
9070 => 'n_CLASS_MEMBER_MODIFIER_LIST',
9071 => 'n_EXPRESSION_LIST',
9072 => 'n_LIST',
9073 => 'n_ASSIGNMENT',
9074 => 'n_NEW',
9075 => 'n_UNARY_PREFIX_EXPRESSION',
9076 => 'n_UNARY_POSTFIX_EXPRESSION',
9077 => 'n_BINARY_EXPRESSION',
9078 => 'n_TERNARY_EXPRESSION',
9079 => 'n_CAST_EXPRESSION',
9080 => 'n_CAST',
9081 => 'n_OPERATOR',
9082 => 'n_ARRAY_LITERAL',
9083 => 'n_EXIT_EXPRESSION',
9084 => 'n_BACKTICKS_EXPRESSION',
9085 => 'n_LEXICAL_VARIABLE_LIST',
9086 => 'n_NUMERIC_SCALAR',
9087 => 'n_STRING_SCALAR',
9088 => 'n_MAGIC_SCALAR',
9089 => 'n_CLASS_STATIC_ACCESS',
9090 => 'n_CLASS_NAME',
9091 => 'n_MAGIC_CLASS_KEYWORD',
9092 => 'n_OBJECT_PROPERTY_ACCESS',
9093 => 'n_ARRAY_VALUE_LIST',
9094 => 'n_ARRAY_VALUE',
9095 => 'n_CALL_PARAMETER_LIST',
9096 => 'n_VARIABLE_EXPRESSION',
9097 => 'n_INCLUDE_FILE',
9098 => 'n_HEREDOC',
9099 => 'n_FUNCTION_CALL',
9100 => 'n_INDEX_ACCESS',
9101 => 'n_ASSIGNMENT_LIST',
9102 => 'n_METHOD_CALL',
9103 => 'n_XHP_TAG',
9104 => 'n_XHP_TAG_OPEN',
9105 => 'n_XHP_TAG_CLOSE',
9106 => 'n_XHP_TEXT',
9107 => 'n_XHP_EXPRESSION',
9108 => 'n_XHP_ATTRIBUTE_LIST',
9109 => 'n_XHP_ATTRIBUTE',
9110 => 'n_XHP_LITERAL',
9111 => 'n_XHP_ATTRIBUTE_LITERAL',
9112 => 'n_XHP_ATTRIBUTE_EXPRESSION',
9113 => 'n_XHP_NODE_LIST',
9114 => 'n_XHP_ENTITY',
9115 => 'n_CONCATENATION_LIST',
9116 => 'n_PARENTHETICAL_EXPRESSION',
);
}

1085
support/xhpast/scanner.l
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150
support/xhpast/xhpast.cpp
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@ -1,150 +0,0 @@
/*
* Copyright 2011 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ast.hpp"
#include <vector>
#include <string>
#include <iostream>
#include <sstream>
#include <fstream>
using namespace std;
int xhpastparse(void*, xhpast::Node **);
int xhpast_process(std::string &in);
void print_node(xhpast::Node *node);
int main(int argc, char* argv[]) {
vector<string> files;
/* if (argc != 2) {
cerr << "usage: xhpast <file.php>\n";
return 1;
}
*/
ifstream inputFile;
istream *inputStream;
// inputFile.open(argv[1]);
// inputStream = &inputFile;
inputStream = &cin;
std::stringbuf sb;
*inputStream >> noskipws >> &sb;
std::string buffer = sb.str();
inputFile.close();
return xhpast_process(buffer);
}
int xhpast_process(std::string &in) {
char *buffer;
in.reserve(in.size() + 1);
buffer = const_cast<char*>(in.c_str());
buffer[in.size() + 1] = 0; // need double NULL for scan_buffer
void* scanner;
yy_extra_type extra;
extra.idx_expr = true;//flags.idx_expr;
extra.include_debug = true;//flags.include_debug;
extra.insert_token = 0;//flags.eval ? T_OPEN_TAG_FAKE : 0;
extra.short_tags = true;//flags.short_tags;
extra.asp_tags = false;//flags.asp_tags;
xhpast::Node *root = NULL;
xhpastlex_init(&scanner);
xhpastset_extra(&extra, scanner);
xhpast_scan_buffer(buffer, in.size() + 2, scanner);
#ifdef DEBUG
xhpdebug = 1;
#endif
xhpastparse(scanner, &root);
xhpastlex_destroy(scanner);
if (extra.terminated) {
fprintf(
stderr,
"XHPAST Parse Error: %s on line %d\n",
extra.error.c_str(),
(int)extra.lineno);
return 1;
}
printf("{");
printf("\"tree\":");
if (root) {
// Extend the right token for the root node to the end of the concrete
// token stream. This ensure all tokens appear in the tree. If we don't
// do this and the file ends in tokens which don't go to the parser (like
// comments and whitespace) they won't be represented in the tree.
root->r_tok = (extra.token_list.size() - 1);
print_node(root);
} else {
printf("null");
}
printf(",");
printf("\"stream\":");
printf("[");
if (!extra.token_list.empty()) {
for (xhpast::token_list_t::iterator ii = extra.token_list.begin();;) {
printf("[%d, %d]", (*ii)->type, (int)(*ii)->value.length());
if (++ii != extra.token_list.end()) {
printf(",");
} else {
break;
}
}
}
printf("]");
printf("}\n");
return 0;
}
void print_node(xhpast::Node *node) {
int l = -1;
int r = -1;
if (node->l_tok != -1) {
l = node->l_tok;
}
if (l == -1) {
printf("[%d]", node->type);
} else {
if (node->r_tok != -1) {
r = node->r_tok;
}
printf("[%d, %d, %d", node->type, l, r);
if (!node->children.empty()) {
printf(", [");
for (xhpast::node_list_t::iterator ii = node->children.begin();;) {
print_node(*ii);
if (++ii != node->children.end()) {
printf(",");
} else {
break;
}
}
printf("]");
}
printf("]");
}
}