Misko Hevery's IE8 newline patch

Author: mikesamuel@gmail.com

js-modules/prettify.js

@@ -702,13 +702,13 @@ var prettyPrint;
           'keywords': SH_KEYWORDS,
           'hashComments': true,
           'multiLineStrings': true
-        }), ['bsh', 'csh', 'sh']);
+        }), ['bash', 'bsh', 'csh', 'sh']);
   registerLangHandler(sourceDecorator({
           'keywords': PYTHON_KEYWORDS,
           'hashComments': true,
           'multiLineStrings': true,
           'tripleQuotedStrings': true
-        }), ['cv', 'py']);
+        }), ['cv', 'py', 'python']);
   registerLangHandler(sourceDecorator({
           'keywords': PERL_KEYWORDS,
           'hashComments': true,
@@ -720,12 +720,12 @@ var prettyPrint;
           'hashComments': true,
           'multiLineStrings': true,
           'regexLiterals': true
-        }), ['rb']);
+        }), ['rb', 'ruby']);
   registerLangHandler(sourceDecorator({
           'keywords': JSCRIPT_KEYWORDS,
           'cStyleComments': true,
           'regexLiterals': true
-        }), ['js']);
+        }), ['javascript', 'js']);
   registerLangHandler(sourceDecorator({
           'keywords': COFFEE_KEYWORDS,
           'hashComments': 3,  // ### style block comments
@@ -770,11 +770,16 @@ var prettyPrint;
    *     or the 1-indexed number of the first line in sourceCodeHtml.
    */
   function prettyPrintOne(sourceCodeHtml, opt_langExtension, opt_numberLines) {
-    var container = document.createElement('pre');
+    var container = document.createElement('div');
     // This could cause images to load and onload listeners to fire.
     // E.g. <img onerror="alert(1337)" src="nosuchimage.png">.
     // We assume that the inner HTML is from a trusted source.
-    container.innerHTML = sourceCodeHtml;
+    // The pre-tag is required for IE8 which strips newlines from innerHTML
+    // when it is injected into a <pre> tag.
+    // http://stackoverflow.com/questions/451486/pre-tag-loses-line-breaks-when-setting-innerhtml-in-ie
+    // http://stackoverflow.com/questions/195363/inserting-a-newline-into-a-pre-tag-ie-javascript
+    container.innerHTML = '<pre>' + sourceCodeHtml + '</pre>';
+    container = container.firstChild;
     if (opt_numberLines) {
       numberLines(container, opt_numberLines, true);
     }

src/prettify.js

@@ -1389,11 +1389,16 @@ var REGEXP_PRECEDER_PATTERN = '(?:^^\\.?|[+-]|[!=]=?=?|\\#|%=?|&&?=?|\\(|\\*=?|[
    *     or the 1-indexed number of the first line in sourceCodeHtml.
    */
   function prettyPrintOne(sourceCodeHtml, opt_langExtension, opt_numberLines) {
-    var container = document.createElement('pre');
+    var container = document.createElement('div');
     // This could cause images to load and onload listeners to fire.
     // E.g. <img onerror="alert(1337)" src="nosuchimage.png">.
     // We assume that the inner HTML is from a trusted source.
-    container.innerHTML = sourceCodeHtml;
+    // The pre-tag is required for IE8 which strips newlines from innerHTML
+    // when it is injected into a <pre> tag.
+    // http://stackoverflow.com/questions/451486/pre-tag-loses-line-breaks-when-setting-innerhtml-in-ie
+    // http://stackoverflow.com/questions/195363/inserting-a-newline-into-a-pre-tag-ie-javascript
+    container.innerHTML = '<pre>' + sourceCodeHtml + '</pre>';
+    container = container.firstChild;
     if (opt_numberLines) {
       numberLines(container, opt_numberLines, true);
     }