1 #

     2 # Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 # All rights reserved.

     4 # This component and the accompanying materials are made available

     5 # under the terms of "Eclipse Public License v1.0"

     6 # which accompanies this distribution, and is available

     7 # at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 #

     9 # Initial Contributors:

    10 # Nokia Corporation - initial contribution.

    11 #

    12 # Contributors:

    13 #

    14 # Description: 

    15 #

    16 

    17 from cone.public import api, plugin

    18 from cone.validation.implmlvalidation import GlobalValidatorBase

    19 

    20 class DuplicateTempFeatureRefValidator(GlobalValidatorBase):

    21     """

    22     Validator for checking for duplicate refs in temporary variable

    23     definitions.

    24     """

    25     PROBLEM_TYPES = ['model.implml.container.duplicate_tempvar']

    26     

    27     def validate(self):

    28         # Collect a dictionary of all temporary variable locations,

    29         # i.e. (file, lineno) tuples

    30         tempvar_locations_by_ref = {}

    31         for impl in self.context.all_impls:

    32             if isinstance(impl, plugin.ImplContainer):

    33                 for td in impl._tempvar_defs:

    34                     lst = tempvar_locations_by_ref.get(td.ref, [])

    35                     lst.append((impl.ref, td.lineno))

    36                     tempvar_locations_by_ref[td.ref] = lst

    37         

    38         # Check for duplicates

    39         for ref, locations in tempvar_locations_by_ref.iteritems():

    40             if len(locations) > 1:

    41                 for impl_file, lineno in locations:

    42                     prob = api.Problem(

    43                         msg = "Duplicate temporary variable ref '%s'" % ref,

    44                         type = self.PROBLEM_TYPES[0],

    45                         line = lineno,

    46                         file = impl_file)

    47                     self.context.problems.append(prob)

    48 

    49 #: List of all built-in ImplML validator classes

    50 VALIDATOR_CLASSES = [

    51     DuplicateTempFeatureRefValidator,

    52 ]