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https://github.com/danog/PHP-Parser.git
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58 lines
1.5 KiB
PHP
58 lines
1.5 KiB
PHP
<?php
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/**
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* @property string $value String value
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* @property bool $isBinary Whether the string is binary (b'')
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*/
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class PHPParser_Node_Scalar_String extends PHPParser_Node_Scalar
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{
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/**
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* Creates a String node from a string token (parses escape sequences).
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*
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* @param string $s String
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* @param int $line Line
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*
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* @return PHPParser_Node_Scalar_String String Node
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*/
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public static function create($s, $line) {
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$isBinary = false;
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if ('b' === $s[0]) {
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$isBinary = true;
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}
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if ('\'' === $s[$isBinary]) {
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$s = str_replace(
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array('\\\\', '\\\''),
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array( '\\', '\''),
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substr($s, $isBinary + 1, -1)
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);
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} else {
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$s = self::parseEscapeSequences(substr($s, $isBinary + 1, -1));
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}
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return new self(
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array(
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'value' => $s, 'isBinary' => $isBinary
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),
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$line
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);
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}
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/**
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* Parses escape sequences in the content of a doubly quoted string
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* or heredoc string.
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*
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* @param string $s String without quotes
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*
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* @return string String with escape sequences parsed
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*/
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public static function parseEscapeSequences($s) {
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// TODO: parse hex and oct escape sequences
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return str_replace(
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array('\\\\', '\"', '\$', '\n', '\r', '\t', '\f', '\v'),
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array( '\\', '"', '$', "\n", "\r", "\t", "\f", "\v"),
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$s
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);
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}
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} |