From 24a0936138b4820d09eb1f3311c18b7cf462a270 Mon Sep 17 00:00:00 2001
From: Andreas Rohner <andreas.rohner@gmx.net>
Date: Fri, 19 Feb 2016 13:38:54 +0100
Subject: [PATCH] Fix double HTML-encoding bug in Groovy language

---
 components/prism-groovy.js     | 4 ++++
 components/prism-groovy.min.js | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/components/prism-groovy.js b/components/prism-groovy.js
index dfb3657390..599ad406f4 100644
--- a/components/prism-groovy.js
+++ b/components/prism-groovy.js
@@ -37,6 +37,10 @@ Prism.hooks.add('wrap', function(env) {
 			if (delimiter === '$') {
 				pattern = /([^\$])(\$(\{.*?\}|[\w\.]+))/;
 			}
+
+			// To prevent double HTML-ecoding we have to decode env.content first
+			env.content = env.content.replace(/&amp;/g, '&').replace(/&lt;/g, '<');
+
 			env.content = Prism.highlight(env.content, {
 				'expression': {
 					pattern: pattern,
diff --git a/components/prism-groovy.min.js b/components/prism-groovy.min.js
index 6069cf5c71..23fd0d5167 100644
--- a/components/prism-groovy.min.js
+++ b/components/prism-groovy.min.js
@@ -1 +1 @@
-Prism.languages.groovy=Prism.languages.extend("clike",{keyword:/\b(as|def|in|abstract|assert|boolean|break|byte|case|catch|char|class|const|continue|default|do|double|else|enum|extends|final|finally|float|for|goto|if|implements|import|instanceof|int|interface|long|native|new|package|private|protected|public|return|short|static|strictfp|super|switch|synchronized|this|throw|throws|trait|transient|try|void|volatile|while)\b/,string:/("""|''')[\W\w]*?\1|("|'|\/)(?:\\?.)*?\2|(\$\/)(\$\/\$|[\W\w])*?\/\$/,number:/\b(?:0b[01_]+|0x[\da-f_]+(?:\.[\da-f_p\-]+)?|[\d_]+(?:\.[\d_]+)?(?:e[+-]?[\d]+)?)[glidf]?\b/i,operator:{pattern:/(^|[^.])(~|==?~?|\?[.:]?|\*(?:[.=]|\*=?)?|\.[@&]|\.\.<|\.{1,2}(?!\.)|-[-=>]?|\+[+=]?|!=?|<(?:<=?|=>?)?|>(?:>>?=?|=)?|&[&=]?|\|[|=]?|\/=?|\^=?|%=?)/,lookbehind:!0},punctuation:/\.+|[{}[\];(),:$]/}),Prism.languages.insertBefore("groovy","string",{shebang:{pattern:/#!.+/,alias:"comment"}}),Prism.languages.insertBefore("groovy","punctuation",{"spock-block":/\b(setup|given|when|then|and|cleanup|expect|where):/}),Prism.languages.insertBefore("groovy","function",{annotation:{pattern:/(^|[^.])@\w+/,lookbehind:!0}}),Prism.hooks.add("wrap",function(e){if("groovy"===e.language&&"string"===e.type){var t=e.content[0];if("'"!=t){var n=/([^\\])(\$(\{.*?\}|[\w\.]+))/;"$"===t&&(n=/([^\$])(\$(\{.*?\}|[\w\.]+))/),e.content=Prism.highlight(e.content,{expression:{pattern:n,lookbehind:!0,inside:Prism.languages.groovy}}),e.classes.push("/"===t?"regex":"gstring")}}});
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+Prism.languages.groovy=Prism.languages.extend("clike",{keyword:/\b(as|def|in|abstract|assert|boolean|break|byte|case|catch|char|class|const|continue|default|do|double|else|enum|extends|final|finally|float|for|goto|if|implements|import|instanceof|int|interface|long|native|new|package|private|protected|public|return|short|static|strictfp|super|switch|synchronized|this|throw|throws|trait|transient|try|void|volatile|while)\b/,string:/("""|''')[\W\w]*?\1|("|'|\/)(?:\\?.)*?\2|(\$\/)(\$\/\$|[\W\w])*?\/\$/,number:/\b(?:0b[01_]+|0x[\da-f_]+(?:\.[\da-f_p\-]+)?|[\d_]+(?:\.[\d_]+)?(?:e[+-]?[\d]+)?)[glidf]?\b/i,operator:{pattern:/(^|[^.])(~|==?~?|\?[.:]?|\*(?:[.=]|\*=?)?|\.[@&]|\.\.<|\.{1,2}(?!\.)|-[-=>]?|\+[+=]?|!=?|<(?:<=?|=>?)?|>(?:>>?=?|=)?|&[&=]?|\|[|=]?|\/=?|\^=?|%=?)/,lookbehind:!0},punctuation:/\.+|[{}[\];(),:$]/}),Prism.languages.insertBefore("groovy","string",{shebang:{pattern:/#!.+/,alias:"comment"}}),Prism.languages.insertBefore("groovy","punctuation",{"spock-block":/\b(setup|given|when|then|and|cleanup|expect|where):/}),Prism.languages.insertBefore("groovy","function",{annotation:{pattern:/(^|[^.])@\w+/,lookbehind:!0}}),Prism.hooks.add("wrap",function(e){if("groovy"===e.language&&"string"===e.type){var t=e.content[0];if("'"!=t){var n=/([^\\])(\$(\{.*?\}|[\w\.]+))/;"$"===t&&(n=/([^\$])(\$(\{.*?\}|[\w\.]+))/),e.content=e.content.replace(/&amp;/g,"&").replace(/&lt;/g,"<"),e.content=Prism.highlight(e.content,{expression:{pattern:n,lookbehind:!0,inside:Prism.languages.groovy}}),e.classes.push("/"===t?"regex":"gstring")}}});
\ No newline at end of file