tools 目录 1.覆盖 | 1. cover 2. cprof - The Call Count Profiler 3. The Erlang mode for Emacs 4. fprof - The File Trace Profiler 5. lcnt - The Lock Profiler 6. Xref - The Cross Reference Tool cover cprof eprof erlang.el fprof 工具 | instrument lcnt make tags xref
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