Created
July 11, 2022 22:00
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""" | |
serror(error::Exception) -> String | |
Get error and stacktrace as String, e.g. for use in warning. | |
Useful in Jypyter notebooks where error messages are not displayed correctly (https://github.com/JuliaLang/IJulia.jl/issues/1043) | |
Example: | |
```julia | |
julia> try | |
a=b | |
catch e | |
@warn "Oh no, exception:\n \$(serror(e))" | |
end | |
┌ Warning: Oh no, exception: | |
│ UndefVarError: b not defined | |
│ 13-element Vector{Base.StackTraces.StackFrame}: | |
│ top-level scope at REPL[7]:2 | |
│ eval at boot.jl:373 [inlined] | |
│ eval_user_input(ast::Any, backend::REPL.REPLBackend) at REPL.jl:150 | |
│ repl_backend_loop(backend::REPL.REPLBackend) at REPL.jl:246 | |
│ start_repl_backend(backend::REPL.REPLBackend, consumer::Any) at REPL.jl:231 | |
│ run_repl(repl::REPL.AbstractREPL, consumer::Any; backend_on_current_task::Bool) at REPL.jl:364 | |
│ run_repl(repl::REPL.AbstractREPL, consumer::Any) at REPL.jl:351 | |
│ (::Base.var"#930#932"{Bool, Bool, Bool})(REPL::Module) at client.jl:394 | |
│ #invokelatest#2 at essentials.jl:716 [inlined] | |
│ invokelatest at essentials.jl:714 [inlined] | |
│ run_main_repl(interactive::Bool, quiet::Bool, banner::Bool, history_file::Bool, color_set::Bool) at client.jl:379 | |
│ exec_options(opts::Base.JLOptions) at client.jl:309 | |
│ _start() at client.jl:495 | |
└ @ Main REPL[7]:4 | |
``` | |
""" | |
function serror(error::Exception) | |
error_msg = sprint(showerror, error) | |
st = sprint((io,v) -> show(io, "text/plain", v), stacktrace(catch_backtrace())) | |
return "$error_msg\n$st" | |
end |
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