Commit 4b6b6e8b5f11736b74bfcc3cb2378ccf7ad55fea

Michael Schmidt 2019-06-12T15:21:10

SCSS: Fixed exponential time failing of url pattern (#1938) The url pattern used to fail in exponential time for some input strings. This fixes this issue.

diff --git a/components/prism-scss.js b/components/prism-scss.js
index 44ea484..b284b1f 100644
--- a/components/prism-scss.js
+++ b/components/prism-scss.js
@@ -11,7 +11,7 @@ Prism.languages.scss = Prism.languages.extend('css', {
 		}
 	},
 	// url, compassified
-	'url': /(?:[-a-z]+-)*url(?=\()/i,
+	'url': /(?:[-a-z]+-)?url(?=\()/i,
 	// CSS selector regex is not appropriate for Sass
 	// since there can be lot more things (var, @ directive, nesting..)
 	// a selector must start at the end of a property or after a brace (end of other rules or nesting)
diff --git a/components/prism-scss.min.js b/components/prism-scss.min.js
index 3ef50a2..48d430c 100644
--- a/components/prism-scss.min.js
+++ b/components/prism-scss.min.js
@@ -1 +1 @@
-Prism.languages.scss=Prism.languages.extend("css",{comment:{pattern:/(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,lookbehind:!0},atrule:{pattern:/@[\w-]+(?:\([^()]+\)|[^(])*?(?=\s+[{;])/,inside:{rule:/@[\w-]+/}},url:/(?:[-a-z]+-)*url(?=\()/i,selector:{pattern:/(?=\S)[^@;{}()]?(?:[^@;{}()]|#\{\$[-\w]+\})+(?=\s*\{(?:\}|\s|[^}]+[:{][^}]+))/m,inside:{parent:{pattern:/&/,alias:"important"},placeholder:/%[-\w]+/,variable:/\$[-\w]+|#\{\$[-\w]+\}/}},property:{pattern:/(?:[\w-]|\$[-\w]+|#\{\$[-\w]+\})+(?=\s*:)/,inside:{variable:/\$[-\w]+|#\{\$[-\w]+\}/}}}),Prism.languages.insertBefore("scss","atrule",{keyword:[/@(?:if|else(?: if)?|for|each|while|import|extend|debug|warn|mixin|include|function|return|content)/i,{pattern:/( +)(?:from|through)(?= )/,lookbehind:!0}]}),Prism.languages.insertBefore("scss","important",{variable:/\$[-\w]+|#\{\$[-\w]+\}/}),Prism.languages.insertBefore("scss","function",{placeholder:{pattern:/%[-\w]+/,alias:"selector"},statement:{pattern:/\B!(?:default|optional)\b/i,alias:"keyword"},boolean:/\b(?:true|false)\b/,null:{pattern:/\bnull\b/,alias:"keyword"},operator:{pattern:/(\s)(?:[-+*\/%]|[=!]=|<=?|>=?|and|or|not)(?=\s)/,lookbehind:!0}}),Prism.languages.scss.atrule.inside.rest=Prism.languages.scss;
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+Prism.languages.scss=Prism.languages.extend("css",{comment:{pattern:/(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,lookbehind:!0},atrule:{pattern:/@[\w-]+(?:\([^()]+\)|[^(])*?(?=\s+[{;])/,inside:{rule:/@[\w-]+/}},url:/(?:[-a-z]+-)?url(?=\()/i,selector:{pattern:/(?=\S)[^@;{}()]?(?:[^@;{}()]|#\{\$[-\w]+\})+(?=\s*\{(?:\}|\s|[^}]+[:{][^}]+))/m,inside:{parent:{pattern:/&/,alias:"important"},placeholder:/%[-\w]+/,variable:/\$[-\w]+|#\{\$[-\w]+\}/}},property:{pattern:/(?:[\w-]|\$[-\w]+|#\{\$[-\w]+\})+(?=\s*:)/,inside:{variable:/\$[-\w]+|#\{\$[-\w]+\}/}}}),Prism.languages.insertBefore("scss","atrule",{keyword:[/@(?:if|else(?: if)?|for|each|while|import|extend|debug|warn|mixin|include|function|return|content)/i,{pattern:/( +)(?:from|through)(?= )/,lookbehind:!0}]}),Prism.languages.insertBefore("scss","important",{variable:/\$[-\w]+|#\{\$[-\w]+\}/}),Prism.languages.insertBefore("scss","function",{placeholder:{pattern:/%[-\w]+/,alias:"selector"},statement:{pattern:/\B!(?:default|optional)\b/i,alias:"keyword"},boolean:/\b(?:true|false)\b/,null:{pattern:/\bnull\b/,alias:"keyword"},operator:{pattern:/(\s)(?:[-+*\/%]|[=!]=|<=?|>=?|and|or|not)(?=\s)/,lookbehind:!0}}),Prism.languages.scss.atrule.inside.rest=Prism.languages.scss;
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