clang-tools  10.0.0svn
Classes | Namespaces | Macros | Functions
Trace.h File Reference
#include "Context.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/JSON.h"
#include "llvm/Support/raw_ostream.h"
Include dependency graph for Trace.h:
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes

class  clang::clangd::trace::EventTracer
 A consumer of trace events. More...
 
class  clang::clangd::trace::Session
 Sets up a global EventTracer that consumes events produced by Span and trace::log. More...
 
class  clang::clangd::trace::Span
 Records an event whose duration is the lifetime of the Span object. More...
 

Namespaces

 clang
 ===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
 
 clang::clangd
 
 clang::clangd::trace
 

Macros

#define SPAN_ATTACH(S, Name, Expr)
 Attach a key-value pair to a Span event. More...
 

Functions

std::unique_ptr< EventTracer > clang::clangd::trace::createJSONTracer (llvm::raw_ostream &OS, bool Pretty=false)
 Create an instance of EventTracer that produces an output in the Trace Event format supported by Chrome's trace viewer (chrome://tracing). More...
 
void clang::clangd::trace::log (const llvm::Twine &Name)
 Records a single instant event, associated with the current thread. More...
 

Macro Definition Documentation

◆ SPAN_ATTACH

#define SPAN_ATTACH (   S,
  Name,
  Expr 
)
Value:
do { \
if (auto *Args = (S).Args) \
(*Args)[Name] = Expr; \
} while (0)
static constexpr llvm::StringLiteral Name

Attach a key-value pair to a Span event.

This is not threadsafe when used with the same Span.

Definition at line 97 of file Trace.h.