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<title>[GlotPress][1181] trunk/pomo/plural-forms.php: Sync changes from WordPress POMO upstream to GlotPress.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://glotpress.trac.wordpress.org/changeset/1181">1181</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://glotpress.trac.wordpress.org/changeset/1181","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>xknown</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-08-10 11:36:36 +0000 (Mon, 10 Aug 2020)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Sync changes from WordPress POMO upstream to GlotPress.
This fixes the reported PHP fatals. See https://core.trac.wordpress.org/changeset/48769
Props SergeyBiryukov</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkpomopluralformsphp">trunk/pomo/plural-forms.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkpomopluralformsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/pomo/plural-forms.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/pomo/plural-forms.php 2020-08-10 10:18:38 UTC (rev 1180)
+++ trunk/pomo/plural-forms.php 2020-08-10 11:36:36 UTC (rev 1181)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -5,340 +5,342 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.9.0
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-class Plural_Forms {
- /**
- * Operator characters.
- *
- * @since 4.9.0
- * @var string OP_CHARS Operator characters.
- */
- const OP_CHARS = '|&><!=%?:';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+if ( ! class_exists( 'Plural_Forms', false ) ) :
+ class Plural_Forms {
+ /**
+ * Operator characters.
+ *
+ * @since 4.9.0
+ * @var string OP_CHARS Operator characters.
+ */
+ const OP_CHARS = '|&><!=%?:';
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Valid number characters.
- *
- * @since 4.9.0
- * @var string NUM_CHARS Valid number characters.
- */
- const NUM_CHARS = '0123456789';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Valid number characters.
+ *
+ * @since 4.9.0
+ * @var string NUM_CHARS Valid number characters.
+ */
+ const NUM_CHARS = '0123456789';
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Operator precedence.
- *
- * Operator precedence from highest to lowest. Higher numbers indicate
- * higher precedence, and are executed first.
- *
- * @see https://en.wikipedia.org/wiki/Operators_in_C_and_C%2B%2B#Operator_precedence
- *
- * @since 4.9.0
- * @var array $op_precedence Operator precedence from highest to lowest.
- */
- protected static $op_precedence = array(
- '%' => 6,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Operator precedence.
+ *
+ * Operator precedence from highest to lowest. Higher numbers indicate
+ * higher precedence, and are executed first.
+ *
+ * @see https://en.wikipedia.org/wiki/Operators_in_C_and_C%2B%2B#Operator_precedence
+ *
+ * @since 4.9.0
+ * @var array $op_precedence Operator precedence from highest to lowest.
+ */
+ protected static $op_precedence = array(
+ '%' => 6,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '<' => 5,
- '<=' => 5,
- '>' => 5,
- '>=' => 5,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '<' => 5,
+ '<=' => 5,
+ '>' => 5,
+ '>=' => 5,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '==' => 4,
- '!=' => 4,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '==' => 4,
+ '!=' => 4,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '&&' => 3,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '&&' => 3,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '||' => 2,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '||' => 2,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '?:' => 1,
- '?' => 1,
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '?:' => 1,
+ '?' => 1,
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- '(' => 0,
- ')' => 0,
- );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ '(' => 0,
+ ')' => 0,
+ );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Tokens generated from the string.
- *
- * @since 4.9.0
- * @var array $tokens List of tokens.
- */
- protected $tokens = array();
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Tokens generated from the string.
+ *
+ * @since 4.9.0
+ * @var array $tokens List of tokens.
+ */
+ protected $tokens = array();
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Cache for repeated calls to the function.
- *
- * @since 4.9.0
- * @var array $cache Map of $n => $result
- */
- protected $cache = array();
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Cache for repeated calls to the function.
+ *
+ * @since 4.9.0
+ * @var array $cache Map of $n => $result
+ */
+ protected $cache = array();
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Constructor.
- *
- * @since 4.9.0
- *
- * @param string $str Plural function (just the bit after `plural=` from Plural-Forms)
- */
- public function __construct( $str ) {
- $this->parse( $str );
- }
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Constructor.
+ *
+ * @since 4.9.0
+ *
+ * @param string $str Plural function (just the bit after `plural=` from Plural-Forms)
+ */
+ public function __construct( $str ) {
+ $this->parse( $str );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Parse a Plural-Forms string into tokens.
- *
- * Uses the shunting-yard algorithm to convert the string to Reverse Polish
- * Notation tokens.
- *
- * @since 4.9.0
- *
- * @param string $str String to parse.
- */
- protected function parse( $str ) {
- $pos = 0;
- $len = strlen( $str );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Parse a Plural-Forms string into tokens.
+ *
+ * Uses the shunting-yard algorithm to convert the string to Reverse Polish
+ * Notation tokens.
+ *
+ * @since 4.9.0
+ *
+ * @param string $str String to parse.
+ */
+ protected function parse( $str ) {
+ $pos = 0;
+ $len = strlen( $str );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Convert infix operators to postfix using the shunting-yard algorithm.
- $output = array();
- $stack = array();
- while ( $pos < $len ) {
- $next = substr( $str, $pos, 1 );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Convert infix operators to postfix using the shunting-yard algorithm.
+ $output = array();
+ $stack = array();
+ while ( $pos < $len ) {
+ $next = substr( $str, $pos, 1 );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- switch ( $next ) {
- // Ignore whitespace.
- case ' ':
- case "\t":
- $pos++;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ switch ( $next ) {
+ // Ignore whitespace.
+ case ' ':
+ case "\t":
+ $pos++;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Variable (n).
- case 'n':
- $output[] = array( 'var' );
- $pos++;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Variable (n).
+ case 'n':
+ $output[] = array( 'var' );
+ $pos++;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Parentheses.
- case '(':
- $stack[] = $next;
- $pos++;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Parentheses.
+ case '(':
+ $stack[] = $next;
+ $pos++;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case ')':
- $found = false;
- while ( ! empty( $stack ) ) {
- $o2 = $stack[ count( $stack ) - 1 ];
- if ( '(' !== $o2 ) {
- $output[] = array( 'op', array_pop( $stack ) );
- continue;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case ')':
+ $found = false;
+ while ( ! empty( $stack ) ) {
+ $o2 = $stack[ count( $stack ) - 1 ];
+ if ( '(' !== $o2 ) {
+ $output[] = array( 'op', array_pop( $stack ) );
+ continue;
+ }
+
+ // Discard open paren.
+ array_pop( $stack );
+ $found = true;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Discard open paren.
- array_pop( $stack );
- $found = true;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( ! $found ) {
+ throw new Exception( 'Mismatched parentheses' );
+ }
+
+ $pos++;
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- }
</del><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( ! $found ) {
- throw new Exception( 'Mismatched parentheses' );
- }
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Operators.
+ case '|':
+ case '&':
+ case '>':
+ case '<':
+ case '!':
+ case '=':
+ case '%':
+ case '?':
+ $end_operator = strspn( $str, self::OP_CHARS, $pos );
+ $operator = substr( $str, $pos, $end_operator );
+ if ( ! array_key_exists( $operator, self::$op_precedence ) ) {
+ throw new Exception( sprintf( 'Unknown operator "%s"', $operator ) );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $pos++;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ while ( ! empty( $stack ) ) {
+ $o2 = $stack[ count( $stack ) - 1 ];
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Operators.
- case '|':
- case '&':
- case '>':
- case '<':
- case '!':
- case '=':
- case '%':
- case '?':
- $end_operator = strspn( $str, self::OP_CHARS, $pos );
- $operator = substr( $str, $pos, $end_operator );
- if ( ! array_key_exists( $operator, self::$op_precedence ) ) {
- throw new Exception( sprintf( 'Unknown operator "%s"', $operator ) );
- }
-
- while ( ! empty( $stack ) ) {
- $o2 = $stack[ count( $stack ) - 1 ];
-
- // Ternary is right-associative in C.
- if ( '?:' === $operator || '?' === $operator ) {
- if ( self::$op_precedence[ $operator ] >= self::$op_precedence[ $o2 ] ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Ternary is right-associative in C.
+ if ( '?:' === $operator || '?' === $operator ) {
+ if ( self::$op_precedence[ $operator ] >= self::$op_precedence[ $o2 ] ) {
+ break;
+ }
+ } elseif ( self::$op_precedence[ $operator ] > self::$op_precedence[ $o2 ] ) {
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- } elseif ( self::$op_precedence[ $operator ] > self::$op_precedence[ $o2 ] ) {
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ $output[] = array( 'op', array_pop( $stack ) );
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $stack[] = $operator;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $output[] = array( 'op', array_pop( $stack ) );
- }
- $stack[] = $operator;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $pos += $end_operator;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $pos += $end_operator;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Ternary "else".
+ case ':':
+ $found = false;
+ $s_pos = count( $stack ) - 1;
+ while ( $s_pos >= 0 ) {
+ $o2 = $stack[ $s_pos ];
+ if ( '?' !== $o2 ) {
+ $output[] = array( 'op', array_pop( $stack ) );
+ $s_pos--;
+ continue;
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Ternary "else".
- case ':':
- $found = false;
- $s_pos = count( $stack ) - 1;
- while ( $s_pos >= 0 ) {
- $o2 = $stack[ $s_pos ];
- if ( '?' !== $o2 ) {
- $output[] = array( 'op', array_pop( $stack ) );
- $s_pos--;
- continue;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Replace.
+ $stack[ $s_pos ] = '?:';
+ $found = true;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Replace.
- $stack[ $s_pos ] = '?:';
- $found = true;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( ! $found ) {
+ throw new Exception( 'Missing starting "?" ternary operator' );
+ }
+ $pos++;
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- }
</del><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( ! $found ) {
- throw new Exception( 'Missing starting "?" ternary operator' );
- }
- $pos++;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Default - number or invalid.
+ default:
+ if ( $next >= '0' && $next <= '9' ) {
+ $span = strspn( $str, self::NUM_CHARS, $pos );
+ $output[] = array( 'value', intval( substr( $str, $pos, $span ) ) );
+ $pos += $span;
+ break;
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Default - number or invalid.
- default:
- if ( $next >= '0' && $next <= '9' ) {
- $span = strspn( $str, self::NUM_CHARS, $pos );
- $output[] = array( 'value', intval( substr( $str, $pos, $span ) ) );
- $pos += $span;
- break;
- }
-
- throw new Exception( sprintf( 'Unknown symbol "%s"', $next ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ throw new Exception( sprintf( 'Unknown symbol "%s"', $next ) );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- }
</del><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- while ( ! empty( $stack ) ) {
- $o2 = array_pop( $stack );
- if ( '(' === $o2 || ')' === $o2 ) {
- throw new Exception( 'Mismatched parentheses' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ while ( ! empty( $stack ) ) {
+ $o2 = array_pop( $stack );
+ if ( '(' === $o2 || ')' === $o2 ) {
+ throw new Exception( 'Mismatched parentheses' );
+ }
+
+ $output[] = array( 'op', $o2 );
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $output[] = array( 'op', $o2 );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $this->tokens = $output;
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $this->tokens = $output;
- }
-
- /**
- * Get the plural form for a number.
- *
- * Caches the value for repeated calls.
- *
- * @since 4.9.0
- *
- * @param int $num Number to get plural form for.
- * @return int Plural form value.
- */
- public function get( $num ) {
- if ( isset( $this->cache[ $num ] ) ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Get the plural form for a number.
+ *
+ * Caches the value for repeated calls.
+ *
+ * @since 4.9.0
+ *
+ * @param int $num Number to get plural form for.
+ * @return int Plural form value.
+ */
+ public function get( $num ) {
+ if ( isset( $this->cache[ $num ] ) ) {
+ return $this->cache[ $num ];
+ }
+ $this->cache[ $num ] = $this->execute( $num );
</ins><span class="cx" style="display: block; padding: 0 10px"> return $this->cache[ $num ];
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $this->cache[ $num ] = $this->execute( $num );
- return $this->cache[ $num ];
- }
</del><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- /**
- * Execute the plural form function.
- *
- * @since 4.9.0
- *
- * @param int $n Variable "n" to substitute.
- * @return int Plural form value.
- */
- public function execute( $n ) {
- $stack = array();
- $i = 0;
- $total = count( $this->tokens );
- while ( $i < $total ) {
- $next = $this->tokens[ $i ];
- $i++;
- if ( 'var' === $next[0] ) {
- $stack[] = $n;
- continue;
- } elseif ( 'value' === $next[0] ) {
- $stack[] = $next[1];
- continue;
- }
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Execute the plural form function.
+ *
+ * @since 4.9.0
+ *
+ * @param int $n Variable "n" to substitute.
+ * @return int Plural form value.
+ */
+ public function execute( $n ) {
+ $stack = array();
+ $i = 0;
+ $total = count( $this->tokens );
+ while ( $i < $total ) {
+ $next = $this->tokens[ $i ];
+ $i++;
+ if ( 'var' === $next[0] ) {
+ $stack[] = $n;
+ continue;
+ } elseif ( 'value' === $next[0] ) {
+ $stack[] = $next[1];
+ continue;
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Only operators left.
- switch ( $next[1] ) {
- case '%':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 % $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Only operators left.
+ switch ( $next[1] ) {
+ case '%':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 % $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '||':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 || $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '||':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 || $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '&&':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 && $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '&&':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 && $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '<':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 < $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '<':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 < $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '<=':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 <= $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '<=':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 <= $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '>':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 > $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '>':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 > $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '>=':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 >= $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '>=':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 >= $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '!=':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 != $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '!=':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 != $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '==':
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 == $v2;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '==':
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 == $v2;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- case '?:':
- $v3 = array_pop( $stack );
- $v2 = array_pop( $stack );
- $v1 = array_pop( $stack );
- $stack[] = $v1 ? $v2 : $v3;
- break;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ case '?:':
+ $v3 = array_pop( $stack );
+ $v2 = array_pop( $stack );
+ $v1 = array_pop( $stack );
+ $stack[] = $v1 ? $v2 : $v3;
+ break;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- default:
- throw new Exception( sprintf( 'Unknown operator "%s"', $next[1] ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ default:
+ throw new Exception( sprintf( 'Unknown operator "%s"', $next[1] ) );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- }
</del><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( count( $stack ) !== 1 ) {
- throw new Exception( 'Too many values remaining on the stack' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( count( $stack ) !== 1 ) {
+ throw new Exception( 'Too many values remaining on the stack' );
+ }
+
+ return (int) $stack[0];
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-
- return (int) $stack[0];
</del><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-}
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+endif;
</ins></span></pre>
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