Print the stack trace when formatting with %+v #26
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Discovered in:
http://dave.cheney.net/2016/06/12/stack-traces-and-the-errors-package
Code based on:
https://github.com/pkg/errors
With a minor but hackish change to still allow
%#v
to print the structure fields, in order to not break the principle of least surprise. Let me know if there is a better way to strip a type of an interface or invoke the default%#v
behaviour on a type that implementsfmt.Formatter
.