Fixed wrong TokenType into LatexFoldParser

Author: sesquialtera87

RSyntaxTextArea/src/main/java/org/fife/ui/rsyntaxtextarea/folding/LatexFoldParser.java

@@ -50,7 +50,8 @@ public List<Fold> getFolds(RSyntaxTextArea textArea) {
 						Token temp = t.getNextToken();
 						if (temp!=null && temp.isLeftCurly()) {
 							temp = temp.getNextToken();
-							if (temp!=null && temp.getType()==Token.RESERVED_WORD) {
+
+							if (temp != null && temp.getType() == Token.REGEX) {
 								if (currentFold==null) {
 									currentFold = new Fold(FoldType.CODE, textArea, t.getOffset());
 									folds.add(currentFold);
@@ -69,7 +70,8 @@ else if (t.is(Token.RESERVED_WORD, END) &&
 						Token temp = t.getNextToken();
 						if (temp!=null && temp.isLeftCurly()) {
 							temp = temp.getNextToken();
-							if (temp!=null && temp.getType()==Token.RESERVED_WORD) {
+
+							if (temp != null && temp.getType() == Token.REGEX) {
 								String value = temp.getLexeme();
 								if (expectedStack.peek().equals(value)) {
 									expectedStack.pop();

RSyntaxTextArea/src/test/java/org/fife/ui/rsyntaxtextarea/folding/LatexFoldParserTest.java

@@ -44,7 +44,7 @@ void testGetFolds_happyPath() {
 
 		Assertions.assertEquals(1, folds.size());
 
-		Fold firstFold = folds.get(0);
+		Fold firstFold = folds.getFirst();
 		Assertions.assertEquals(FoldType.CODE, firstFold.getFoldType());
 		Assertions.assertEquals(code.indexOf("\\begin"), firstFold.getStartOffset());
 		Assertions.assertEquals(code.lastIndexOf("\\end"), firstFold.getEndOffset());