srcanamdw/codescanner/scripts/crepository.py
changeset 1 22878952f6e2
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/srcanamdw/codescanner/scripts/crepository.py	Thu Feb 18 12:29:02 2010 +0530
@@ -0,0 +1,71 @@
+# #################################################################
+# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+# All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+# 
+# * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
+# * Neither the name of Nokia Corporation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.#
+#
+# crepository.py
+#
+# Checks : Ignoring CRepository::get() return value.
+#
+# Reason : Independent application cannot assume that the 
+# Central Repository is set up fully. This means the return value 
+# of CRepository::get() cannot be ignored.
+#
+# #################################################################
+
+script = CScript("crepository")
+script.iReString = r"""
+    ^\s*
+    (\w+)
+    (\.|->)
+    (G|g)et\s*\(
+    """
+script.iFileExts = ["cpp"]
+script.iCategory = KCategoryOther
+script.iIgnore = KIgnoreCommentsAndQuotes
+script.iSeverity = KSeverityLow
+
+reCRepositoryAssignStr = "=\s+$"
+reCRepositoryAssign = re.compile(reCRepositoryAssignStr, re.IGNORECASE)
+
+reCRepositoryConditionalStr = "(if|while)\s+\($"
+reCRepositoryConditional = re.compile(reCRepositoryConditionalStr, re.IGNORECASE)
+
+def crepositorycompare(lines, currentline, rematch, filename):
+    m = rematch.search(lines[currentline])
+    if m:
+        objectName = m.group(1)
+        objectType = GetLocalVariableType(lines, currentline, objectName)
+        if (objectType.find("CRepository") == -1):
+            return 0
+
+        # look for handler of CRepository::get() return value on a different line
+        i = currentline - 1
+        if (i > 0) and (i >= scanner.iCurrentMethodStart):
+            line = lines[i]
+            bracketCount = line.count("(") - line.count(")")
+            if (bracketCount > 0):
+                return 0
+            r1 = reCRepositoryAssign.search(line)
+            if r1:
+                return 0
+            r2 = reCRepositoryConditional.search(line)
+            if r2:
+                return 0
+        return 1
+    else:
+        return 0
+
+script.iCompare = crepositorycompare
+scanner.AddScript(script)