fix boolangery#11: no visitor found for class StringDelimiter

Author: boolangery

luaparser/printers.py

@@ -35,6 +35,10 @@ def visit(self, node):
     def visit(self, node):
         return str(node)
 
+    @visitor(Enum)
+    def visit(self, node):
+        return str(node.name)
+
     def indent_str(self, newLine=True):
         res = ' ' * self.currentIndent
         if newLine:

luaparser/tests/test_integration.py

@@ -1,4 +1,4 @@
-from luaparser.utils  import tests
+from luaparser.utils import tests
 from luaparser import ast
 from luaparser.astnodes import *
 import textwrap
@@ -73,3 +73,47 @@ def test_cont_int_3(self):
         tree = ast.parse(textwrap.dedent(r'x.a'))
         exp = Chunk(Block([Index(idx=Name('a'), value=Name('x'))]))
         self.assertEqual(exp, tree)
+
+    # luaparser.utils.visitor.VisitorException: No visitor found for class <enum 'StringDelimiter'> #11
+    def test_cont_int_4(self):
+        tree = ast.parse(textwrap.dedent(r'''
+        local function sayHello()
+            print('hello world !')
+        end
+        sayHello()
+        '''))
+        pretty_str = ast.to_pretty_str(tree)
+        exp = textwrap.dedent(r'''
+        Chunk: {} 4 keys
+          body: {} 4 keys
+            Block: {} 4 keys
+              body: [] 2 items
+                0: {} 1 key          
+                  LocalFunction: {} 6 keys
+                    start_char: 1
+                    stop_char: 56
+                    name: {} 4 keys
+                      Name: {} 4 keys
+                        id: 'sayHello'
+                    args: [] 0 item
+                    body: {} 4 keys
+                      Block: {} 4 keys
+                        stop_char: 56
+                        body: [] 1 item
+                          0: {} 1 key                    
+                            Call: {} 5 keys
+                              func: {} 4 keys
+                                Name: {} 4 keys
+                                  id: 'print'
+                              args: [] 1 item
+                                0: {} 1 key                          
+                                  String: {} 5 keys
+                                    s: 'hello world !'
+                                    delimiter: SINGLE_QUOTE
+                1: {} 1 key          
+                  Call: {} 5 keys
+                    func: {} 4 keys
+                      Name: {} 4 keys
+                        id: 'sayHello'
+                    args: [] 0 item''')
+        self.assertEqual(exp, pretty_str)