Fix error checker crash when className contains [ or ]

JakubValtar · JakubValtar · commit 9c67d17b91f9 · 2017-11-09T12:23:51.000-05:00
diff --git a/java/src/processing/mode/java/pdex/PDEX.java b/java/src/processing/mode/java/pdex/PDEX.java
@@ -1290,6 +1290,7 @@ static private List<JavaProblem> checkForMissingBraces(PreprocessedSketch ps) {
 
 
     static public String[] getImportSuggestions(ClassPath cp, String className) {
+      className = className.replace("[", "\\[").replace("]", "\\]");
       RegExpResourceFilter regf = new RegExpResourceFilter(
           Pattern.compile(".*"),
           Pattern.compile("(.*\\$)?" + className + "\\.class",
