PVS-Studio Static Code Analyzer support

tools/report-converter/codechecker_report_converter/analyzers/pvs_studio/analyzer_result.py

@@ -0,0 +1,64 @@
+# -------------------------------------------------------------------------
+#
+#  Part of the CodeChecker project, under the Apache License v2.0 with
+#  LLVM Exceptions. See LICENSE for license information.
+#  SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+# -------------------------------------------------------------------------
+
+import logging
+from typing import List
+
+from codechecker_report_converter.report import Report, get_or_create_file, File
+
+from typing import Dict
+import os
+import json
+from ..analyzer_result import AnalyzerResultBase
+
+LOG = logging.getLogger('report-converter')
+
+
+class AnalyzerResult(AnalyzerResultBase):
+    """ Transform analyzer result of the PVS-Studio analyzer. """
+
+    TOOL_NAME = 'pvs-studio'
+    NAME = 'PVS-Studio'
+    URL = 'https://pvs-studio.com/en/'
+
+    def get_reports(self, file_path: str) -> List[Report]:
+        """ Get reports from the PVS-Studio analyzer result. """
+
+        reports: List[Report] = []
+
+        if not os.path.exists(file_path):
+            LOG.error("Report file does not exist: %s", file_path)
+            return reports
+
+        try:
+            with open(file_path, "r", encoding="UTF-8", errors="ignore") as report_file:
+                bugs = json.load(report_file)['warnings']
+        except (IOError, json.decoder.JSONDecodeError):
+            LOG.error("Failed to parse the given analyzer result '%s'. Please "
+                      "give a valid json file generated by PVS-Studio.",
+                      file_path)
+            return reports
+
+        file_cache: Dict[str, File] = {}
+        for bug in bugs:
+            bug_positions = bug['positions']
+
+            for position in bug_positions:
+                if not os.path.exists(position['file']):
+                    LOG.error("Source file does not exist: %s", position['file'])
+                    continue
+
+                reports.append(Report(
+                    get_or_create_file(os.path.abspath(position['file']), file_cache),
+                    position['line'],
+                    position['column'] if position.get('column') else 0,
+                    bug['message'],
+                    bug['code'],
+                ))
+
+        return reports