Mercurial Repositories > eric / file diff

--- a/eric6/Plugins/CheckerPlugins/CodeStyleChecker/Miscellaneous/MiscellaneousChecker.py	Sat Apr 03 15:09:56 2021 +0200
+++ b/eric6/Plugins/CheckerPlugins/CodeStyleChecker/Miscellaneous/MiscellaneousChecker.py	Sat Apr 03 16:02:33 2021 +0200
@@ -14,6 +14,7 @@
 from string import Formatter
 from collections import defaultdict
 import tokenize
+import copy
 
 import AstUtilities
 
@@ -110,9 +111,6 @@
         
         ## commented code
         "M891",
-        
-        ## syntax error
-        "M901",
     ]
     
     Formatter = Formatter()
@@ -124,8 +122,8 @@
         "credits",
     ]
 
-    def __init__(self, source, filename, select, ignore, expected, repeat,
-                 args):
+    def __init__(self, source, filename, tree, select, ignore, expected,
+                 repeat, args):
         """
         Constructor
         
@@ -133,6 +131,8 @@
         @type list of str
         @param filename name of the source file
         @type str
+        @param tree AST tree of the source code
+        @type ast.Module
         @param select list of selected codes
         @type list of str
         @param ignore list of codes to be ignored
@@ -150,6 +150,7 @@
         self.__repeat = repeat
         self.__filename = filename
         self.__source = source[:]
+        self.__tree = copy.deepcopy(tree)
         self.__args = args
         
         self.__pep3101FormatRegex = re.compile(
@@ -267,29 +268,6 @@
                 }
             )
     
-    def __reportInvalidSyntax(self):
-        """
-        Private method to report a syntax error.
-        """
-        exc_type, exc = sys.exc_info()[:2]
-        if len(exc.args) > 1:
-            offset = exc.args[1]
-            if len(offset) > 2:
-                offset = offset[1:3]
-        else:
-            offset = (1, 0)
-        self.__error(offset[0] - 1, offset[1] or 0,
-                     'M901', exc_type.__name__, exc.args[0])
-    
-    def __generateTree(self):
-        """
-        Private method to generate an AST for our source.
-        
-        @return generated AST
-        @rtype ast.AST
-        """
-        return ast.parse("".join(self.__source), self.__filename)
-    
     def run(self):
         """
         Public method to check the given source against miscellaneous
@@ -303,12 +281,6 @@
             # don't do anything, if no codes were selected
             return
         
-        try:
-            self.__tree = self.__generateTree()
-        except (SyntaxError, TypeError):
-            self.__reportInvalidSyntax()
-            return
-        
         for check in self.__checkers:
             check()
     
@@ -943,7 +915,7 @@
         """
         # step 1: generate an augmented node tree containing parent info
         #         for each child node
-        tree = self.__generateTree()
+        tree = copy.deepcopy(self.__tree)
         for node in ast.walk(tree):
             for childNode in ast.iter_child_nodes(node):
                 childNode._dtCheckerParent = node