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Extract package names from Rmd source and write to configuration file #3

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nanxstats opened this issue Jul 20, 2015 · 3 comments
Open

Extract package names from Rmd source and write to configuration file #3

nanxstats opened this issue Jul 20, 2015 · 3 comments
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Possibly using the source parse tree offered by lintr by @jimhester .

https://cran.r-project.org/web/packages/lintr/vignettes/creating_linters.html
@nanxstats nanxstats changed the title Get required package names from Rmd source using lintr Extract required package names from Rmd source using lintr Jul 20, 2015
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nanxstats commented Apr 11, 2017 •
edited

or try this one (also applies to require(), ::, etc.):

sub(".*library\\(\"(.*?)\"\\).*", "\\1", grep("library\\(", readLines("foo.Rmd"), value = TRUE))

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nanxstats commented Apr 11, 2017 •
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Maybe an R function + an RStudio addin for this purpose using the above snippet.

@nanxstats nanxstats self-assigned this Apr 11, 2017
@nanxstats nanxstats changed the title Extract required package names from Rmd source using lintr Extract package names from Rmd source and write to configuration file Apr 24, 2017
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Note to self: packrat:::fileDependencies and packrat:::fileDependencies.Rmd should be the right way to go.

@nanxstats nanxstats mentioned this issue Nov 21, 2019
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