update v 1.0.7.5
This commit is contained in:
122
vendor/nikic/php-parser/lib/PhpParser/Lexer.php
vendored
122
vendor/nikic/php-parser/lib/PhpParser/Lexer.php
vendored
@@ -2,6 +2,9 @@
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namespace PhpParser;
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use PhpParser\Node\Scalar\LNumber;
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use PhpParser\Parser\Tokens;
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class Lexer
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{
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protected $code;
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@@ -19,10 +22,10 @@ class Lexer
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* Creates a Lexer.
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*
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* @param array $options Options array. Currently only the 'usedAttributes' option is supported,
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* which is an array of attributes to add to the AST nodes. Possible attributes
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* are: 'comments', 'startLine', 'endLine', 'startTokenPos', 'endTokenPos',
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* 'startFilePos', 'endFilePos'. The option defaults to the first three.
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* For more info see getNextToken() docs.
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* which is an array of attributes to add to the AST nodes. Possible
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* attributes are: 'comments', 'startLine', 'endLine', 'startTokenPos',
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* 'endTokenPos', 'startFilePos', 'endFilePos'. The option defaults to the
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* first three. For more info see getNextToken() docs.
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*/
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public function __construct(array $options = array()) {
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// map from internal tokens to PhpParser tokens
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@@ -30,7 +33,9 @@ class Lexer
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// map of tokens to drop while lexing (the map is only used for isset lookup,
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// that's why the value is simply set to 1; the value is never actually used.)
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$this->dropTokens = array_fill_keys(array(T_WHITESPACE, T_OPEN_TAG), 1);
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$this->dropTokens = array_fill_keys(
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array(T_WHITESPACE, T_OPEN_TAG, T_COMMENT, T_DOC_COMMENT), 1
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);
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// the usedAttributes member is a map of the used attribute names to a dummy
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// value (here "true")
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@@ -65,14 +70,21 @@ class Lexer
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}
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protected function resetErrors() {
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// set error_get_last() to defined state by forcing an undefined variable error
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set_error_handler(function() { return false; }, 0);
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@$undefinedVariable;
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restore_error_handler();
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if (function_exists('error_clear_last')) {
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error_clear_last();
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} else {
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// set error_get_last() to defined state by forcing an undefined variable error
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set_error_handler(function() { return false; }, 0);
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@$undefinedVariable;
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restore_error_handler();
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}
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}
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protected function handleErrors() {
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$error = error_get_last();
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if (null === $error) {
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return;
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}
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if (preg_match(
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'~^Unterminated comment starting line ([0-9]+)$~',
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@@ -111,7 +123,7 @@ class Lexer
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* * 'startTokenPos' => Offset into the token array of the first token in the node.
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* * 'endTokenPos' => Offset into the token array of the last token in the node.
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* * 'startFilePos' => Offset into the code string of the first character that is part of the node.
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* * 'endFilePos' => Offset into the code string of the last character that is part of the node
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* * 'endFilePos' => Offset into the code string of the last character that is part of the node.
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*
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* @param mixed $value Variable to store token content in
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* @param mixed $startAttributes Variable to store start attributes in
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@@ -131,6 +143,9 @@ class Lexer
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$token = "\0";
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}
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if (isset($this->usedAttributes['startLine'])) {
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$startAttributes['startLine'] = $this->line;
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}
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if (isset($this->usedAttributes['startTokenPos'])) {
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$startAttributes['startTokenPos'] = $this->pos;
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}
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@@ -138,63 +153,48 @@ class Lexer
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$startAttributes['startFilePos'] = $this->filePos;
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}
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if (is_string($token)) {
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// bug in token_get_all
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if ('b"' === $token) {
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$value = 'b"';
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if (\is_string($token)) {
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$value = $token;
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if (isset($token[1])) {
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// bug in token_get_all
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$this->filePos += 2;
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$id = ord('"');
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} else {
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$value = $token;
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$this->filePos += 1;
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$id = ord($token);
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}
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} elseif (!isset($this->dropTokens[$token[0]])) {
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$value = $token[1];
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$id = $this->tokenMap[$token[0]];
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if (isset($this->usedAttributes['startLine'])) {
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$startAttributes['startLine'] = $this->line;
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}
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if (isset($this->usedAttributes['endLine'])) {
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$endAttributes['endLine'] = $this->line;
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}
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if (isset($this->usedAttributes['endTokenPos'])) {
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$endAttributes['endTokenPos'] = $this->pos;
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}
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if (isset($this->usedAttributes['endFilePos'])) {
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$endAttributes['endFilePos'] = $this->filePos - 1;
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}
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return $id;
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$this->line += substr_count($value, "\n");
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$this->filePos += \strlen($value);
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} else {
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$this->line += substr_count($token[1], "\n");
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$this->filePos += strlen($token[1]);
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if (T_COMMENT === $token[0]) {
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if (T_COMMENT === $token[0] || T_DOC_COMMENT === $token[0]) {
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if (isset($this->usedAttributes['comments'])) {
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$startAttributes['comments'][] = new Comment($token[1], $token[2]);
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$comment = T_DOC_COMMENT === $token[0]
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? new Comment\Doc($token[1], $this->line, $this->filePos)
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: new Comment($token[1], $this->line, $this->filePos);
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$startAttributes['comments'][] = $comment;
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}
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} elseif (T_DOC_COMMENT === $token[0]) {
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if (isset($this->usedAttributes['comments'])) {
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$startAttributes['comments'][] = new Comment\Doc($token[1], $token[2]);
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}
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} elseif (!isset($this->dropTokens[$token[0]])) {
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$value = $token[1];
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if (isset($this->usedAttributes['startLine'])) {
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$startAttributes['startLine'] = $token[2];
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}
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if (isset($this->usedAttributes['endLine'])) {
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$endAttributes['endLine'] = $this->line;
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}
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if (isset($this->usedAttributes['endTokenPos'])) {
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$endAttributes['endTokenPos'] = $this->pos;
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}
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if (isset($this->usedAttributes['endFilePos'])) {
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$endAttributes['endFilePos'] = $this->filePos - 1;
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}
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return $this->tokenMap[$token[0]];
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}
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$this->line += substr_count($token[1], "\n");
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$this->filePos += \strlen($token[1]);
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continue;
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}
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if (isset($this->usedAttributes['endLine'])) {
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$endAttributes['endLine'] = $this->line;
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}
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if (isset($this->usedAttributes['endTokenPos'])) {
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$endAttributes['endTokenPos'] = $this->pos;
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}
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if (isset($this->usedAttributes['endFilePos'])) {
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$endAttributes['endFilePos'] = $this->filePos - 1;
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}
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return $id;
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}
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throw new \RuntimeException('Reached end of lexer loop');
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@@ -254,18 +254,18 @@ class Lexer
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for ($i = 256; $i < 1000; ++$i) {
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if (T_DOUBLE_COLON === $i) {
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// T_DOUBLE_COLON is equivalent to T_PAAMAYIM_NEKUDOTAYIM
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$tokenMap[$i] = Parser::T_PAAMAYIM_NEKUDOTAYIM;
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$tokenMap[$i] = Tokens::T_PAAMAYIM_NEKUDOTAYIM;
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} elseif(T_OPEN_TAG_WITH_ECHO === $i) {
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// T_OPEN_TAG_WITH_ECHO with dropped T_OPEN_TAG results in T_ECHO
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$tokenMap[$i] = Parser::T_ECHO;
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$tokenMap[$i] = Tokens::T_ECHO;
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} elseif(T_CLOSE_TAG === $i) {
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// T_CLOSE_TAG is equivalent to ';'
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$tokenMap[$i] = ord(';');
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} elseif ('UNKNOWN' !== $name = token_name($i)) {
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if ('T_HASHBANG' === $name) {
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// HHVM uses a special token for #! hashbang lines
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$tokenMap[$i] = Parser::T_INLINE_HTML;
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} else if (defined($name = 'PhpParser\Parser::' . $name)) {
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$tokenMap[$i] = Tokens::T_INLINE_HTML;
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} else if (defined($name = 'PhpParser\Parser\Tokens::' . $name)) {
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// Other tokens can be mapped directly
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$tokenMap[$i] = constant($name);
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}
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@@ -274,11 +274,11 @@ class Lexer
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// HHVM uses a special token for numbers that overflow to double
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if (defined('T_ONUMBER')) {
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$tokenMap[T_ONUMBER] = Parser::T_DNUMBER;
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$tokenMap[T_ONUMBER] = Tokens::T_DNUMBER;
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}
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// HHVM also has a separate token for the __COMPILER_HALT_OFFSET__ constant
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if (defined('T_COMPILER_HALT_OFFSET')) {
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$tokenMap[T_COMPILER_HALT_OFFSET] = Parser::T_STRING;
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$tokenMap[T_COMPILER_HALT_OFFSET] = Tokens::T_STRING;
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}
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return $tokenMap;
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