1 files changed, 34 insertions, 0 deletions
diff --git a/build/clang-plugin/BaseCheck.h b/build/clang-plugin/BaseCheck.h
new file mode 100644
index 0000000000..867b82d2ad
--- /dev/null
+++ b/build/clang-plugin/BaseCheck.h
@@ -0,0 +1,34 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef BaseCheck_h__
+#define BaseCheck_h__
+
+class MozContext {};
+typedef MozContext ContextType;
+
+class BaseCheck : public MatchFinder::MatchCallback {
+public:
+  BaseCheck(StringRef CheckName, ContextType *Context) {}
+  virtual void registerMatchers(MatchFinder *Finder) {}
+  virtual void registerPPCallbacks(CompilerInstance &CI) {}
+  virtual void check(const MatchFinder::MatchResult &Result) {}
+  DiagnosticBuilder diag(SourceLocation Loc, StringRef Description,
+                         DiagnosticIDs::Level Level = DiagnosticIDs::Warning) {
+    DiagnosticsEngine &Diag = Context->getDiagnostics();
+    unsigned ID = Diag.getDiagnosticIDs()->getCustomDiagID(Level, Description);
+    return Diag.Report(Loc, ID);
+  }
+
+private:
+  void run(const MatchFinder::MatchResult &Result) override {
+    Context = Result.Context;
+    check(Result);
+  }
+
+private:
+  ASTContext *Context;
+};
+
+#endif