📦 Workshop 2: Package Your Code

“Turn your R scripts into shareable, installable, and testable tools.”
— Level UP your Code! – Workshop 2

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🎯 Workshop Goal

Learn how to transform your R code into a proper R package so that it can be reused, installed, tested, and shared easily.

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🧠 Key Concepts

• 📁 Understand package structure: DESCRIPTION, NAMESPACE, R/
• ⚙️ Automate setup with usethis
• 🧪 Document functions with roxygen2
• 🧪 Test code using built-in testing structure
• 🧩 Build and install packages locally or via GitHub

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⚙️ Tools You’ll Use

• 📦 devtools
• 🧰 usethis
• 📝 roxygen2

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🧰 Starter Resources

• 🧪 GitHub Template Repository: rpackage-template

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🛠️ Quick Workflow

# Set up your package structure
usethis::create_package("mypackage")

# Add and document a function
usethis::use_r("myfunction")
usethis::use_roxygen_md()
devtools::document()

# Add tests
usethis::use_testthat()
usethis::use_test("myfunction")

# Install locally
devtools::install()

⏭️ Next Workshop : GitHub – Save & Deploy Your Code