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[clangd] Remove unused+broken InvalidationError class.

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This commit is contained in:
Sam McCall 2020-03-05 01:04:44 +01:00
parent ea086d10ce
commit e6d9b2cb92
2 changed files with 2 additions and 25 deletions
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10
clang-tools-extra/clangd/TUScheduler.cpp
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@ -1093,15 +1093,5 @@ DebouncePolicy DebouncePolicy::fixed(clock::duration T) {
return P;
}
void TUScheduler::InvalidatedError::log(llvm::raw_ostream &OS) const {
switch (Policy) {
case InvalidateOnUpdate:
OS << "Task was cancelled due to a subsequent change to the file.";
break;
case NoInvalidation:
llvm_unreachable("Invalidated for no reason?");
}
}
} // namespace clangd
} // namespace clang

17
clang-tools-extra/clangd/TUScheduler.h
View File

@ -230,27 +230,14 @@ public:
InvalidateOnUpdate,
};
/// Error to return when an ASTActionInvalidation policy fires.
class InvalidatedError : public llvm::ErrorInfo<InvalidatedError> {
public:
static char ID;
ASTActionInvalidation Policy;
void log(llvm::raw_ostream &OS) const override;
std::error_code convertToErrorCode() const override {
return std::make_error_code(std::errc::interrupted);
}
};
/// Schedule an async read of the AST. \p Action will be called when AST is
/// ready. The AST passed to \p Action refers to the version of \p File
/// tracked at the time of the call, even if new updates are received before
/// \p Action is executed.
/// If an error occurs during processing, it is forwarded to the \p Action
/// callback.
/// If the context is cancelled before the AST is ready, the callback will
/// receive a CancelledError. If the invalidation policy is triggered, the
/// callback will receive an InvalidatedError.
/// If the context is cancelled before the AST is ready, or the invalidation
/// policy is triggered, the callback will receive a CancelledError.
void runWithAST(llvm::StringRef Name, PathRef File,
Callback<InputsAndAST> Action,
ASTActionInvalidation = NoInvalidation);