forked from lix-project/lix
Discuss re-entrant errors and design
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@ -203,6 +203,9 @@ public:
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throw std::move(error);
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throw std::move(error);
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}
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}
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// This is dangerous, but gets in line with the idea that error creation and
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// throwing should not allocate on the stack of hot functions.
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// as long as errors are immediately thrown, it works.
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ErrorBuilder * errorBuilder;
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ErrorBuilder * errorBuilder;
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template<typename... Args>
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template<typename... Args>
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@ -45,6 +45,21 @@ namespace nix {
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);
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);
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}
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}
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TEST_F(ErrorTraceTest, NestedThrows) {
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try {
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state.error("Not much").withTrace(noPos, "No more").debugThrow<EvalError>();
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} catch (BaseError & e) {
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try {
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state.error("Not much more").debugThrow<EvalError>();
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} catch (Error & e2) {
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e.addTrace(state.positions[noPos], "Something", "");
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//e2.addTrace(state.positions[noPos], "Something", "");
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ASSERT_TRUE(e.info().traces.size() == 2);
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ASSERT_TRUE(e2.info().traces.size() == 0);
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ASSERT_FALSE(&e.info() == &e2.info());
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}
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}
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}
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#define ASSERT_TRACE1(args, type, message) \
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#define ASSERT_TRACE1(args, type, message) \
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ASSERT_THROW( \
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ASSERT_THROW( \
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