Custom escaping for code blocks to fix syntax highlighting.

Author: scottgonzalez

tasks/build.js

@@ -258,6 +258,17 @@ grunt.registerHelper( "parse-markdown", function( src, generateToc ) {
 		tokens = marked.lexer( toc ).concat( tokens );
 	}
 
+	// Override the default encoding of code blocks so that syntax highlighting
+	// works properly.
+	tokens.forEach(function( token ) {
+		if ( token.type === "code" ) {
+			token.escaped = true;
+			token.text = token.text
+				.replace( /</g, "&lt;" )
+				.replace( />/g, "&gt;" );
+		}
+	});
+
 	return marked.parser( tokens );
 });