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Merged
merged 3 commits into from
Jul 15, 2022

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@varungandhi-src varungandhi-src commented Jul 14, 2022

This patch rewrites the handling for aliases to largely consistently
handle classes etc., instead of having one-off hacks.
(TBF, I didn't fully understand how aliases worked earlier.)

Thanks to this, constants also seem to mostly work now.

Motivation

Progress towards #1.

Test plan

Added some tests for instance variables.

TODO:

  • Add more tests for instance variables, including class instance variables
  • Add tests for class variables

@varungandhi-src varungandhi-src mentioned this pull request Jul 14, 2022
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@varungandhi-src varungandhi-src changed the title feat: Add support for class fields. feat: Add support for fields and methods in calls Jul 15, 2022
This patch rewrites the handling for aliases to largely
consistently handle classes etc., instead of having one-off
hacks. (TBF, I didn't fully understand how aliases worked earlier.)

Thanks to this, constants also seem to mostly work now.
While I was working on attr_* items, I needed to fix the
implementation for methods. It seems much simpler now,
and we automatically get stdlib support as a result.

I'll add proper support for attr_* items in a subsequent PR,
since it requires some more plumbing, and it seems useful
to keep merging things; this PR has already gotten quite big.
@varungandhi-src varungandhi-src changed the title feat: Add support for fields and methods in calls feat: Add support for fields, attribute accessors and funcs in method calls Jul 15, 2022
Comment on lines -100 to +102
# ^ reference scip-ruby gem TODO TODO C7#j().
# ^ reference scip-ruby gem TODO TODO C7#<Class:M8>#i().
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This was just plain incorrect earlier and I didn't even notice. 🤦🏽

@varungandhi-src varungandhi-src merged commit 81d9de2 into scip-ruby/master Jul 15, 2022
@varungandhi-src varungandhi-src deleted the vg/fields branch July 15, 2022 07:46
varungandhi-src added a commit that referenced this pull request Jul 20, 2022
This patch rewrites the handling for aliases to largely
consistently handle classes etc., instead of having one-off
hacks. (TBF, I didn't fully understand how aliases worked earlier.)

Thanks to this, constants also seem to mostly work now.

Additionally, adding support for attr_* forms required that
we support emitting references for functions in method
invocations properly. So I fixed that too. The earlier
implementation of trying recursive lookup seems very
silly in hindsight. 🤦🏽

However thanks to this change, we also get support
for occurrences from the stdlib for "free."
varungandhi-src added a commit that referenced this pull request Jul 29, 2022
This patch rewrites the handling for aliases to largely
consistently handle classes etc., instead of having one-off
hacks. (TBF, I didn't fully understand how aliases worked earlier.)

Thanks to this, constants also seem to mostly work now.

Additionally, adding support for attr_* forms required that
we support emitting references for functions in method
invocations properly. So I fixed that too. The earlier
implementation of trying recursive lookup seems very
silly in hindsight. 🤦🏽

However thanks to this change, we also get support
for occurrences from the stdlib for "free."
varungandhi-src pushed a commit that referenced this pull request Aug 5, 2022
* Add a failing test

    + exec test/lsp_test_runner --single_test=test/testdata/lsp/go_to_type_definition.rb
    Pausing
    Resuming
    [doctest] doctest version is "2.4.1"
    [doctest] run with "--help" for options
    [2022-08-01 22:09:09.445] [fatalFallback] [error] Exception::raise(): ./core/TypePtr.h:223 enforced condition store != 0 has failed: (no message provided)

    [2022-08-01 22:09:09.490] [fatalFallback] [error] Backtrace:
      #3 0xc859b2
      #4 0xdbc197 sorbet::core::TypePtr::tag()
      #5 0xef9fe7 sorbet::realmain::lsp::(anonymous namespace)::locsForType()::$_13::operator()()
      #6 0xef95d3 sorbet::typecaseHelper<>()
      #7 0xef8f85 sorbet::typecase<>()
      #8 0xef8b0a sorbet::realmain::lsp::(anonymous namespace)::locsForType()
      #9 0xef859f sorbet::realmain::lsp::TypeDefinitionTask::runRequest()
      #10 0xda699c sorbet::realmain::lsp::LSPRequestTask::run()
      #11 0xf160f4 sorbet::realmain::lsp::(anonymous namespace)::TypecheckerTask::run()
      #12 0xf1454e sorbet::realmain::lsp::LSPTypecheckerCoordinator::asyncRunInternal()
      #13 0xf14620 sorbet::realmain::lsp::LSPTypecheckerCoordinator::syncRun()
      #14 0xf12d44 sorbet::realmain::lsp::LSPLoop::runTask()
      #15 0xf12698 sorbet::realmain::lsp::LSPLoop::processRequests()
      #16 0xf0410d sorbet::realmain::lsp::SingleThreadedLSPWrapper::getLSPResponsesFor()
      #17 0xcbf398 sorbet::test::getLSPResponsesFor()
      #18 0xcbcece sorbet::test::getLSPResponsesFor()
      #19 0xcf1709 sorbet::test::TypeDefAssertion::check()
      #20 0xbbff18 sorbet::test::_DOCTEST_ANON_FUNC_71()
      #21 0x1d060a9 doctest::Context::run()
      #22 0xbc2380 main
      #23 0x7f162d27c083 __libc_start_main
      #24 0xbb34ae _start

    [2022-08-01 22:09:09.496] [fatalFallback] [error] Backtrace:
      #3 0x1d8f6e8 std::terminate()
      #4 0xbcb94b
      #5 0xdbc1c9
      #6 0xef9fe7 sorbet::realmain::lsp::(anonymous namespace)::locsForType()::$_13::operator()()
      #7 0xef95d3 sorbet::typecaseHelper<>()
      #8 0xef8f85 sorbet::typecase<>()
      #9 0xef8b0a sorbet::realmain::lsp::(anonymous namespace)::locsForType()
      #10 0xef859f sorbet::realmain::lsp::TypeDefinitionTask::runRequest()
      #11 0xda699c sorbet::realmain::lsp::LSPRequestTask::run()
      #12 0xf160f4 sorbet::realmain::lsp::(anonymous namespace)::TypecheckerTask::run()
      #13 0xf1454e sorbet::realmain::lsp::LSPTypecheckerCoordinator::asyncRunInternal()
      #14 0xf14620 sorbet::realmain::lsp::LSPTypecheckerCoordinator::syncRun()
      #15 0xf12d44 sorbet::realmain::lsp::LSPLoop::runTask()
      #16 0xf12698 sorbet::realmain::lsp::LSPLoop::processRequests()
      #17 0xf0410d sorbet::realmain::lsp::SingleThreadedLSPWrapper::getLSPResponsesFor()
      #18 0xcbf398 sorbet::test::getLSPResponsesFor()
      #19 0xcbcece sorbet::test::getLSPResponsesFor()
      #20 0xcf1709 sorbet::test::TypeDefAssertion::check()
      #21 0xbbff18 sorbet::test::_DOCTEST_ANON_FUNC_71()
      #22 0x1d060a9 doctest::Context::run()
      #23 0xbc2380 main
      #24 0x7f162d27c083 __libc_start_main
      #25 0xbb34ae _start

    libc++abi: terminate_handler unexpectedly returned
    ===============================================================================
    test/lsp_test_runner.cc:497:
    TEST CASE:  LSPTest

    test/lsp_test_runner.cc:497: FATAL ERROR: test case CRASHED: SIGABRT - Abort (abnormal termination) signal

* Set type to untyped if null
varungandhi-src pushed a commit that referenced this pull request Jun 25, 2024
* Add a failing test

    * thread #1, name = 'lsp_test_runner', stop reason = signal SIGSEGV: invalid address (fault address: 0x0)
      * frame #0: 0x0000000000e3d2c5 lsp_test_runner`absl::inlined_vector_internal::Storage<sorbet::core::SymbolRef, 1ul, std::__1::allocator<sorbet::core::SymbolRef>>::GetIsAllocated(this=0x0000000000000000) const at inlined_vector.h:353:40
        frame #1: 0x0000000000eabec9 lsp_test_runner`absl::InlinedVector<sorbet::core::SymbolRef, 1ul, std::__1::allocator<sorbet::core::SymbolRef>>::data(this=0x0000000000000000) const at inlined_vector.h:305:21
        frame #2: 0x0000000000eabb3a lsp_test_runner`absl::InlinedVector<sorbet::core::SymbolRef, 1ul, std::__1::allocator<sorbet::core::SymbolRef>>::operator=(this=0x00007fffffff6fe8, other=0x0000000000000000) at inlined_vector.h:465:40
        frame #3: 0x0000000000ea879f lsp_test_runner`sorbet::realmain::lsp::(anonymous namespace)::matchesQuery(ctx=Context @ 0x00007fffffff7100, lit=0x00000000035c0cc0, lspQuery=0x0000000002d0bfd0, symbolBeforeDealias=(_id = 24890)) at DefLocSaver.cc:121:24
        frame #4: 0x0000000000ea8357 lsp_test_runner`sorbet::realmain::lsp::DefLocSaver::postTransformConstantLit(this=0x00007fffffff86b8, ctx=Context @ 0x00007fffffff7148, tree=0x0000000002be4140) at DefLocSaver.cc:144:5
        frame #5: 0x0000000000e682da lsp_test_runner`decltype(self=0x00007fffffff86b8, args=0x00007fffffff7380, args=0x0000000002be4140) sorbet::ast::MapFunctions<(sorbet::ast::TreeMapKind)1>::CALL_MEMBER_impl_postTransformConstantLit<sorbet::realmain::lsp::DefLocSaver, true>::call<sorbet::core::Context&, sorbet::ast::ExpressionPtr&>(sorbet::realmain::lsp::DefLocSaver&, sorbet::core::Context&, sorbet::ast::ExpressionPtr&) at treemap.h:168:5
        frame #6: 0x0000000000e65ce8 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapConstantLit(this=0x00007fffffff8648, v=0x0000000002be4140, ctx=Context @ 0x00007fffffff7380) at treemap.h:417:9
        frame #7: 0x0000000000e64515 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapIt(this=0x00007fffffff8648, what=0x0000000002be4140, ctx=Context @ 0x00007fffffff7780) at treemap.h:569:28
        frame #8: 0x0000000000e649a0 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapSend(this=0x00007fffffff8648, v=0x0000000002c9d308, ctx=Context @ 0x00007fffffff7bd0) at treemap.h:372:13
        frame #9: 0x0000000000e63c11 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapIt(this=0x00007fffffff8648, what=0x0000000002c9d308, ctx=Context @ 0x00007fffffff7c50) at treemap.h:491:28
        frame #10: 0x0000000000e64dd4 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapClassDef(this=0x00007fffffff8648, v=0x0000000002bc0fa0, ctx=Context @ 0x00007fffffff8070) at treemap.h:249:13
        frame #11: 0x0000000000e63c75 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapIt(this=0x00007fffffff8648, what=0x0000000002bc0fa0, ctx=Context @ 0x00007fffffff80f0) at treemap.h:494:28
        frame #12: 0x0000000000e65e78 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapInsSeq(this=0x00007fffffff8648, v=0x000000000246d3e0, ctx=Context @ 0x00007fffffff82f0) at treemap.h:438:13
        frame #13: 0x0000000000e645c6 lsp_test_runner`sorbet::ast::TreeMapper<sorbet::realmain::lsp::DefLocSaver, sorbet::core::Context, (sorbet::ast::TreeMapKind)1, (sorbet::ast::TreeMapDepthKind)0>::mapIt(this=0x00007fffffff8648, what=0x000000000246d3e0, ctx=Context @ 0x00007fffffff8638) at treemap.h:582:28
        frame #14: 0x0000000000e6397a lsp_test_runner`void sorbet::ast::TreeWalk::apply<sorbet::core::Context, sorbet::realmain::lsp::DefLocSaver>(ctx=Context @ 0x00007fffffff8680, func=0x00007fffffff86b8, to=0x000000000246d3e0) at treemap.h:622:20
        frame #15: 0x0000000000e52acc lsp_test_runner`sorbet::realmain::lsp::(anonymous namespace)::tryApplyDefLocSaver(gs=0x0000000002d0bf90, indexedCopies=size=1) at LSPTypechecker.cc:621:9
        frame #16: 0x0000000000e5235d lsp_test_runner`sorbet::realmain::lsp::LSPTypechecker::query(this=0x0000000002472050, q=0x00007fffffff8ca8, filesForQuery=size=1, workers=0x000000000246e9c0) const at LSPTypechecker.cc:643:5
        frame #17: 0x0000000000e53e1b lsp_test_runner`sorbet::realmain::lsp::LSPTypecheckerDelegate::query(this=0x0000000002bc27c0, q=0x00007fffffff8ca8, filesForQuery=size=1) const at LSPTypechecker.cc:770:24
        frame #18: 0x0000000000e42128 lsp_test_runner`sorbet::realmain::lsp::LSPQuery::byLoc(config=0x000000000246bcd8, typechecker=0x0000000002bc27c0, uri="file:///Users/jez/stripe/sorbet/test/testdata/lsp/hover_static_field_alias_to_nothing.rb", pos=0x0000000002bc0500, forMethod=TextDocumentHover, errorIfFileIsUntyped=true) at LSPQuery.cc:89:24
        frame #19: 0x0000000000f74ee0 lsp_test_runner`sorbet::realmain::lsp::HoverTask::runRequest(this=0x0000000002d373d0, typechecker=0x0000000002bc27c0) at hover.cc:44:19
        frame #20: 0x0000000000e3226c lsp_test_runner`sorbet::realmain::lsp::LSPRequestTask::run(this=0x0000000002d373d0, typechecker=0x0000000002bc27c0) at LSPTask.cc:222:21
        frame #21: 0x0000000000fbf3e4 lsp_test_runner`sorbet::realmain::lsp::(anonymous namespace)::TypecheckerTask::run(this=0x0000000002bc0028) at LSPTypecheckerCoordinator.cc:58:19
        frame #22: 0x0000000000fbda0e lsp_test_runner`sorbet::realmain::lsp::LSPTypecheckerCoordinator::asyncRunInternal(this=0x0000000002471db0, task=std::__1::shared_ptr<sorbet::core::lsp::Task>::element_type @ 0x0000000002bc0028 strong=2 weak=1) at LSPTypecheckerCoordinator.cc:129:15
        frame #23: 0x0000000000fbdae0 lsp_test_runner`sorbet::realmain::lsp::LSPTypecheckerCoordinator::syncRun(this=0x0000000002471db0, task=nullptr) at LSPTypecheckerCoordinator.cc:137:5
        frame #24: 0x0000000000fb34f8 lsp_test_runner`sorbet::realmain::lsp::LSPLoop::runTask(this=0x0000000002471d28, task=nullptr) at LSPLoop.cc:263:26
        frame #25: 0x0000000000fb2e38 lsp_test_runner`sorbet::realmain::lsp::LSPLoop::processRequests(this=0x0000000002471d28, messages=<unavailable>) at LSPLoop.cc:218:13
        frame #26: 0x0000000000fa3d6d lsp_test_runner`sorbet::realmain::lsp::SingleThreadedLSPWrapper::getLSPResponsesFor(this=0x000000000246ea10, messages=size=0) at wrapper.cc:68:14
        frame #27: 0x0000000000d2afd7 lsp_test_runner`sorbet::test::getLSPResponsesFor(wrapper=0x000000000246ea10, messages=size=0) at lsp.cc:490:27
        frame #28: 0x0000000000d2894e lsp_test_runner`sorbet::test::getLSPResponsesFor(wrapper=0x000000000246ea10, message=nullptr) at lsp.cc:530:12
        frame #29: 0x0000000000d664a3 lsp_test_runner`sorbet::test::HoverAssertion::check(this=0x0000000001eada28, sourceFileContents=0x00007fffffffc018, wrapper=0x000000000246ea10, nextId=0x00007fffffffbf24, errorPrefix="") at position_assertions.cc:1318:22
        frame #30: 0x0000000000d66224 lsp_test_runner`sorbet::test::HoverAssertion::checkAll(assertions=size=2, sourceFileContents=0x00007fffffffc018, wrapper=0x000000000246ea10, nextId=0x00007fffffffbf24, errorPrefix="") at position_assertions.cc:1280:30
        frame #31: 0x0000000000c29f46 lsp_test_runner`sorbet::test::DOCTEST_ANON_FUNC_58() at lsp_test_runner.cc:842:5
        frame #32: 0x0000000001de1180 lsp_test_runner`doctest::Context::run(this=0x00007fffffffcd58) at doctest.h:6930:21
        frame #33: 0x0000000000c2bcd0 lsp_test_runner`main(argc=2, argv=0x00007fffffffd258) at lsp_test_runner.cc:976:20
        frame #34: 0x00007ffff7c29d90 libc.so.6`__libc_start_call_main(main=(lsp_test_runner`main at lsp_test_runner.cc:959), argc=2, argv=0x00007fffffffd258) at libc_start_call_main.h:58:16
        frame #35: 0x00007ffff7c29e40 libc.so.6`__libc_start_main_impl(main=(lsp_test_runner`main at lsp_test_runner.cc:959), argc=2, argv=0x00007fffffffd258, init=<unavailable>, fini=<unavailable>, rtld_fini=<unavailable>, stack_end=0x00007fffffffd248) at libc-start.c:392:3
        frame #36: 0x0000000000c1ac85 lsp_test_runner`_start + 37

* Fix failing test
varungandhi-src pushed a commit that referenced this pull request Jun 25, 2024
* Add failing test

    ❯ sorbet test/testdata/definition_validator/superclass_class_loc__1.rb test/testdata/definition_validator/superclass_class_loc__2.rbi
    msg="Bad offset2Pos off" path="test/testdata/definition_validator/superclass_class_loc__1.rb" off="778""
    source="# typed: true\n\nmodule Parent\nend\n\nclass Child < Parent\nend\n"
    Exception::raise(): core/Loc.cc:43 enforced condition false has failed: (no message provided)

    Backtrace:
      #3 0xbb3f32
      #4 0x1a5b870 sorbet::core::Loc::offset2Pos()
      #5 0x1a5bbda sorbet::core::Loc::position()
      #6 0x1a5da17 sorbet::core::Loc::filePosToString()
      #7 0x19df6b8 sorbet::core::Error::toString()
      #8 0x19f292e sorbet::core::ErrorQueue::pushError()
      #9 0x1a3e882 sorbet::core::GlobalState::_error()
      #10 0x19e11c0 sorbet::core::ErrorBuilder::~ErrorBuilder()
      #11 0x1288d5a sorbet::definition_validator::(anonymous namespace)::validateSuperClass()
      #12 0x12861b6 sorbet::definition_validator::(anonymous namespace)::ValidateWalk::preTransformClassDef()
      #13 0x1285f6a sorbet::ast::MapFunctions<>::CALL_MEMBER_impl_preTransformClassDef<>::call<>()
      #14 0x1284c0f sorbet::ast::TreeMapper<>::mapClassDef()
      #15 0x1283d55 sorbet::ast::TreeMapper<>::mapIt()
      #16 0x1285a58 sorbet::ast::TreeMapper<>::mapInsSeq()
      #17 0x12846a6 sorbet::ast::TreeMapper<>::mapIt()
      #18 0x12839fa sorbet::ast::TreeWalk::apply<>()
      #19 0x12838db sorbet::definition_validator::runOne()
      #20 0xf5e8b0 sorbet::realmain::pipeline::(anonymous namespace)::typecheckOne()
      #21 0xf5e50d sorbet::realmain::pipeline::typecheck()::$_5::operator()()
      #22 0xf5e19d std::__1::__invoke<>()
      #23 0xf5e14d std::__1::__invoke_void_return_wrapper<>::__call<>()
      #24 0xf5e11d std::__1::__function::__alloc_func<>::operator()()
      #25 0xf5d2e9 std::__1::__function::__func<>::operator()()
      #26 0x1753d52 std::__1::__function::__value_func<>::operator()()
      #27 0x174a5f5 std::__1::function<>::operator()()
      #28 0x1bf5d7a sorbet::WorkerPoolImpl::multiplexJob()::$_2::operator()()
      #29 0x1bf5d1d std::__1::__invoke<>()
      #30 0x1bf5ccd std::__1::__invoke_void_return_wrapper<>::__call<>()
      #31 0x1bf5c9d std::__1::__function::__alloc_func<>::operator()()
      #32 0x1bf4ea9 std::__1::__function::__func<>::operator()()
      #33 0x1bfa5b2 std::__1::__function::__value_func<>::operator()()
      #34 0x1bf91d5 std::__1::function<>::operator()()
      #35 0x1bf313d sorbet::WorkerPoolImpl::WorkerPoolImpl()::$_0::operator()()
      #36 0x1bf307d std::__1::__invoke<>()
      #37 0x1bf302d std::__1::__invoke_void_return_wrapper<>::__call<>()
      #38 0x1bf2ffd std::__1::__function::__alloc_func<>::operator()()
      #39 0x1bf2219 std::__1::__function::__func<>::operator()()
      #40 0x1753d52 std::__1::__function::__value_func<>::operator()()
      #41 0x174a5f5 std::__1::function<>::operator()()
      #42 0x1bfdd53 Joinable::trampoline()
      #43 0x7f5e1d694b43
      #44 0x7f5e1d726a00

* Fix failing test
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