================ @@ -0,0 +1,79 @@ +//===-- DiagnosticsRendering.h ----------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLDB_UTILITY_DIAGNOSTICSRENDERING_H +#define LLDB_UTILITY_DIAGNOSTICSRENDERING_H + +#include "lldb/Utility/Status.h" +#include "lldb/Utility/Stream.h" +#include "llvm/Support/WithColor.h" + +namespace lldb_private { + +/// A compiler-independent representation of an \c +/// lldb_private::Diagnostic. Expression evaluation failures often +/// have more than one diagnostic that a UI layer might want to render +/// differently, for example to colorize it. +/// +/// Running example: +/// (lldb) expr 1 + foo +/// error: <user expression 0>:1:3: use of undeclared identifier 'foo' +/// 1 + foo +/// ^~~ +struct DiagnosticDetail { + /// A source location consisting of a file name and position. + struct SourceLocation { + /// \c "<user expression 0>" in the example above. + FileSpec file; + /// \c 1 in the example above. + unsigned line = 0; + /// \c 5 in the example above. + uint16_t column = 0; + /// \c 3 in the example above. + uint16_t length = 0; + /// Whether this source location should be surfaced to the + /// user. For example, syntax errors diagnosed in LLDB's + /// expression wrapper code have this set to true. + bool hidden = false; + /// Whether this source location refers to something the user + /// typed as part of the command, i.e., if this qualifies for + /// inline display, or if the source line would need to be echoed + /// again for the message to make sense. + bool in_user_input = false; + }; + /// Contains this diagnostic's source location, if applicable. + std::optional<SourceLocation> source_location; + /// Contains \c eSeverityError in the example above. + lldb::Severity severity = lldb::eSeverityInfo; + /// Contains "use of undeclared identifier 'foo'" in the example above. + std::string message; + /// Contains the fully rendered error message, without "error: ", + /// but including the source context. + std::string rendered; +}; + +class DiagnosticError + : public llvm::ErrorInfo<DiagnosticError, CloneableECError> { +public: + using llvm::ErrorInfo<DiagnosticError, CloneableECError>::ErrorInfo; + DiagnosticError(std::error_code ec, std::string msg = {}) : ErrorInfo(ec) {} + lldb::ErrorType GetErrorType() const override; + virtual llvm::ArrayRef<DiagnosticDetail> GetDetails() const; + static char ID; +}; + +const char *ExpressionResultAsCString(lldb::ExpressionResults result); ---------------- adrian-prantl wrote:
I did not know about this file! https://github.com/llvm/llvm-project/pull/110901 _______________________________________________ lldb-commits mailing list lldb-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits
