How to source .R scripts from github; works for (i) .R scripts stored in projects' repos or (ii) .R scripts saved as gists.

github_souRcery.md

title	How to source .R scripts from github; works for (i) .R scripts stored in projects' repos or (ii) .R scripts saved as gists.
author	cgpu
date
output	html_document toc toc_depth toc_float number_sections theme highlight true 3 true false united tango

Locate GitHub hosted .R script

1. Click on raw
2. Copy URL

Utilise the devtools::source_url function

# Check if/Have `devtools` R package installed;
if (!require("devtools")) install.packages("devtools")

Store .R script's url in a variable;

Do not omit the 'https://' part of the url

URL = "https://raw.githubusercontent.com/cran/gower/master/R/gower.R"

Source .R script remotely with devtools::source_url

devtools::source_url(URL)

Call a function from your script:

gower_work(
           x       = .. , 
           y       = .. , 
           pair_x  = .. , 
           pair_y  = .. , 
           n       = .. , 
           eps     = .. , 
           nthread = ..
           )

Locate GitHub hosted .R script

1. Click on raw
2. Copy URL

Utilise the source.gist() function from the R package installr

# Check if/Have `installr` R package installed;
if (!require("installr")) install.packages("installr")

Store .R script's url in a variable;

Do not omit the 'https://' part of the url

URL = "https://raw.githubusercontent.com/cran/gower/master/R/gower.R"

Source .R script remotely with source.gist()

installr::source.git(URL)

Call a function from your script:

gower_work(
           x       = .. , 
           y       = .. , 
           pair_x  = .. , 
           pair_y  = .. , 
           n       = .. , 
           eps     = .. , 
           nthread = ..
           )