diff options
| author |  qunyanm <unknown> | 2016-01-08 11:08:12 -0800 |
|---|---|---|
| committer | qunyanm <unknown> | 2016-01-08 11:08:12 -0800 |
| commit | 44b30341ed42c5348e860bb52c1940891068002b (patch) | |
| tree | 449268bc16b89fc685a426e7e03ba88cd815de38 /Source | |
| parent | 4c4647bbd61883edee6f55d5dc37c9649d23af2e (diff) | |
Fix issue 117. Generate an error when the "opened" of an import doesn't match
between a module and its refinement base.
Diffstat (limited to 'Source')
| -rw-r--r-- | Source/Dafny/RefinementTransformer.cs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/Source/Dafny/RefinementTransformer.cs b/Source/Dafny/RefinementTransformer.cs index 82ddddf1..6281417d 100644 --- a/Source/Dafny/RefinementTransformer.cs +++ b/Source/Dafny/RefinementTransformer.cs @@ -88,6 +88,27 @@ namespace Microsoft.Dafny "no more than one exclusive refinement may exist for a given module.");
}
}
+ // check that the openess in the imports between refinement and its base matches
+ List<TopLevelDecl> declarations = m.TopLevelDecls;
+ List<TopLevelDecl> baseDeclarations = m.RefinementBase.TopLevelDecls;
+ foreach (var im in declarations) {
+ if (im is ModuleDecl) {
+ ModuleDecl mdecl = (ModuleDecl)im;
+ //find the matching import from the base
+ foreach (var bim in baseDeclarations) {
+ if (bim is ModuleDecl && ((ModuleDecl)bim).Name.Equals(mdecl.Name)) {
+ if (mdecl.Opened != ((ModuleDecl)bim).Opened) {
+ string message = mdecl.Opened ?
+ "{0} in {1} cannot be imported with \"opened\" because it does not match the corresponding import in the refinement base {2} " :
+ "{0} in {1} must be imported with \"opened\" to match the corresponding import in its refinement base {2}.";
+ reporter.Error(MessageSource.RefinementTransformer,m.tok, message, im.Name, m.Name, m.RefinementBase.Name);
+ }
+ break;
+ }
+ }
+ }
+ }
+
PreResolveWorker(m);
} else {
reporter.Error(MessageSource.RefinementTransformer, m.RefinementBaseName[0], "module ({0}) named as refinement base is not a literal module or simple reference to a literal module", Util.Comma(".", m.RefinementBaseName, x => x.val));
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