Failure error messages need some hint as to what to do next

[hadley]

e.g

pkg_install("r-lib/pkgdepends")
ℹ Checking for package metadata updates
✔ All 10 metadata files are current.                                            
✔ Using session cached package metadata                                         
✔ Using cached package metadata                                                 

ℹ Building pkgdepends 0.0.0.9003                                                
Error: Could not find tools necessary to compile a package

It would be useful to include a hint here:

Error: Could not find tools necessary to compile a package
Call `pkgbuild::check_build_tools(TRUE)` to diagnose the problem.