Description Usage Arguments Details The custom error handler
Compared to base::traceback()
, tb
shows the stack from top to bottom, the same way as utils::recover()
,
shows references to source files in a clickable form (in terminals that support this),
cuts long lines of code,
colors the output nicely (although this is a matter of taste),
can show the source code where the error happened, with syntax highlighting, if the source code is available.
1 2 3 |
frame |
If |
context |
Number of source code lines to show before and after the current line. |
bt
is an alias to tb
.
tracer
defines an error handler when loaded, via a call to
options(error = tracer:::dumper)
. If you overwrite the error handler,
then tb
does not work properly. You can reinstate the tracer:::dumper
error handler via an explicit call to options()
.
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