6421bd94ea
This adds new types for setExceptionBreakpoints and adds support for `supportsExceptionFilterOptions`, which allows exception breakpoints to set a condition. While testing this, I noticed that obj-c exception catch breakpoints may not be working correctly in lldb-dap.
69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
//===-- SetExceptionBreakpointsRequestHandler.cpp -------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "DAP.h"
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#include "EventHelper.h"
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#include "Protocol/ProtocolRequests.h"
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#include "RequestHandler.h"
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#include <set>
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using namespace llvm;
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using namespace lldb_dap::protocol;
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namespace lldb_dap {
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/// The request configures the debugger’s response to thrown exceptions. Each of
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/// the `filters`, `filterOptions`, and `exceptionOptions` in the request are
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/// independent configurations to a debug adapter indicating a kind of exception
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/// to catch. An exception thrown in a program should result in a `stopped`
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/// event from the debug adapter (with reason `exception`) if any of the
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/// configured filters match.
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///
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/// Clients should only call this request if the corresponding capability
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/// `exceptionBreakpointFilters` returns one or more filters.
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Expected<SetExceptionBreakpointsResponseBody>
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SetExceptionBreakpointsRequestHandler::Run(
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const SetExceptionBreakpointsArguments &arguments) const {
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// Keep a list of any exception breakpoint filter names that weren't set
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// so we can clear any exception breakpoints if needed.
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std::set<StringRef> unset_filters;
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for (const auto &bp : dap.exception_breakpoints)
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unset_filters.insert(bp.GetFilter());
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SetExceptionBreakpointsResponseBody body;
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for (const auto &filter : arguments.filters) {
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auto *exc_bp = dap.GetExceptionBreakpoint(filter);
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if (!exc_bp)
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continue;
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body.breakpoints.push_back(exc_bp->SetBreakpoint());
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unset_filters.erase(filter);
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}
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for (const auto &filterOptions : arguments.filterOptions) {
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auto *exc_bp = dap.GetExceptionBreakpoint(filterOptions.filterId);
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if (!exc_bp)
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continue;
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body.breakpoints.push_back(exc_bp->SetBreakpoint(filterOptions.condition));
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unset_filters.erase(filterOptions.filterId);
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}
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// Clear any unset filters.
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for (const auto &filter : unset_filters) {
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auto *exc_bp = dap.GetExceptionBreakpoint(filter);
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if (!exc_bp)
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continue;
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exc_bp->ClearBreakpoint();
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}
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return body;
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}
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} // namespace lldb_dap
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