Improve the consistency of punctuation matching in `wptexturize()`.

Adds unit tests.

Props miqrogroove.
Fixes #31886.


git-svn-id: https://develop.svn.wordpress.org/trunk@32789 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/formatting.php

@@ -127,10 +127,10 @@ function wptexturize( $text, $reset = false ) {
 
 		// '99' and '99" are ambiguous among other patterns; assume it's an abbreviated year at the end of a quotation.
 		if ( "'" !== $apos || "'" !== $closing_single_quote ) {
-			$dynamic[ '/\'(\d\d)\'(?=\Z|[.,)}\-\]]|>|' . $spaces . ')/' ] = $apos . '$1' . $closing_single_quote;
+			$dynamic[ '/\'(\d\d)\'(?=\Z|[.,:;!?)}\-\]]|>|' . $spaces . ')/' ] = $apos . '$1' . $closing_single_quote;
 		}
 		if ( "'" !== $apos || '"' !== $closing_quote ) {
-			$dynamic[ '/\'(\d\d)"(?=\Z|[.,)}\-\]]|>|' . $spaces . ')/' ] = $apos . '$1' . $closing_quote;
+			$dynamic[ '/\'(\d\d)"(?=\Z|[.,:;!?)}\-\]]|>|' . $spaces . ')/' ] = $apos . '$1' . $closing_quote;
 		}
 
 		// '99 '99s '99's (apostrophe)  But never '9 or '99% or '999 or '99.0.
@@ -150,7 +150,7 @@ function wptexturize( $text, $reset = false ) {
 
 		// Apostrophe in a word.  No spaces, double apostrophes, or other punctuation.
 		if ( "'" !== $apos ) {
-			$dynamic[ '/(?<!' . $spaces . ')\'(?!\Z|[.,:;"\'(){}[\]\-]|&[lg]t;|' . $spaces . ')/' ] = $apos;
+			$dynamic[ '/(?<!' . $spaces . ')\'(?!\Z|[.,:;!?"\'(){}[\]\-]|&[lg]t;|' . $spaces . ')/' ] = $apos;
 		}
 
 		// 9' (prime)
@@ -160,7 +160,7 @@ function wptexturize( $text, $reset = false ) {
 
 		// Single quotes followed by spaces or ending punctuation.
 		if ( "'" !== $closing_single_quote ) {
-			$dynamic[ '/\'(?=\Z|[.,)}\-\]]|&gt;|' . $spaces . ')/' ] = $closing_single_quote;
+			$dynamic[ '/\'(?=\Z|[.,:;!?)}\-\]]|&gt;|' . $spaces . ')/' ] = $closing_single_quote;
 		}
 
 		$dynamic_characters['apos'] = array_keys( $dynamic );

tests/phpunit/tests/formatting/WPTexturize.php

@@ -112,12 +112,25 @@ class Tests_Formatting_WPTexturize extends WP_UnitTestCase {
 		$this->assertEquals('Class of ’99', wptexturize("Class of '99"));
 		$this->assertEquals('Class of ’99’s', wptexturize("Class of '99's"));
 		$this->assertEquals('‘Class of ’99’', wptexturize("'Class of '99'"));
+		$this->assertEquals('‘Class of ’99’ ', wptexturize("'Class of '99' "));
+		$this->assertEquals('‘Class of ’99’.', wptexturize("'Class of '99'."));
+		$this->assertEquals('‘Class of ’99’, she said', wptexturize("'Class of '99', she said"));
+		$this->assertEquals('‘Class of ’99’:', wptexturize("'Class of '99':"));
+		$this->assertEquals('‘Class of ’99’;', wptexturize("'Class of '99';"));
+		$this->assertEquals('‘Class of ’99’!', wptexturize("'Class of '99'!"));
+		$this->assertEquals('‘Class of ’99’?', wptexturize("'Class of '99'?"));
 		$this->assertEquals('‘Class of ’99’s’', wptexturize("'Class of '99's'"));
 		$this->assertEquals('‘Class of ’99’s’', wptexturize("'Class of '99’s'"));
 		//$this->assertEquals('“Class of 99”', wptexturize("\"Class of 99\""));
 		$this->assertEquals('“Class of ’99”', wptexturize("\"Class of '99\""));
 		$this->assertEquals('{“Class of ’99”}', wptexturize("{\"Class of '99\"}"));
 		$this->assertEquals(' “Class of ’99” ', wptexturize(" \"Class of '99\" "));
+		$this->assertEquals(' “Class of ’99”.', wptexturize(" \"Class of '99\"."));
+		$this->assertEquals(' “Class of ’99”, she said', wptexturize(" \"Class of '99\", she said"));
+		$this->assertEquals(' “Class of ’99”:', wptexturize(" \"Class of '99\":"));
+		$this->assertEquals(' “Class of ’99”;', wptexturize(" \"Class of '99\";"));
+		$this->assertEquals(' “Class of ’99”!', wptexturize(" \"Class of '99\"!"));
+		$this->assertEquals(' “Class of ’99”?', wptexturize(" \"Class of '99\"?"));
 		$this->assertEquals('}”Class of ’99″{', wptexturize("}\"Class of '99\"{")); // Not a quotation, may be between two other quotations.
 	}
 
@@ -701,6 +714,26 @@ class Tests_Formatting_WPTexturize extends WP_UnitTestCase {
 				'test sentence".',
 				'test sentence”.',
 			),
+			array(
+				'test sentence",',
+				'test sentence”,',
+			),
+			array(
+				'test sentence":',
+				'test sentence”:',
+			),
+			array(
+				'test sentence";',
+				'test sentence”;',
+			),
+			array(
+				'test sentence"!',
+				'test sentence”!',
+			),
+			array(
+				'test sentence"?',
+				'test sentence”?',
+			),
 			array(
 				'test sentence."',
 				'test sentence.”',
@@ -746,6 +779,22 @@ class Tests_Formatting_WPTexturize extends WP_UnitTestCase {
 				"word word', she said",
 				"word word’, she said",
 			),
+			array(
+				"word word': word",
+				"word word’: word",
+			),
+			array(
+				"word word'; word",
+				"word word’; word",
+			),
+			array(
+				"word word'! word",
+				"word word’! word",
+			),
+			array(
+				"word word'? word",
+				"word word’? word",
+			),
 			array(
 				"word word'- word",
 				"word word’- word",