more edits to methodology #378

	# Workflow derived from https://github.com/r-lib/actions/tree/v2/examples
	# Need help debugging build failures? Start at https://github.com/r-lib/actions#where-to-find-help
	on:
	pull_request:

	name: lint-changed-files.yaml

	permissions: read-all

	jobs:
	lint-changed-files:
	runs-on: ubuntu-latest
	env:
	GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
	steps:
	- uses: actions/checkout@v4

	- uses: r-lib/actions/setup-r@v2

	- uses: r-lib/actions/setup-r-dependencies@v2
	with:
	extra-packages: \|
	any::gh
	any::lintr
	any::purrr
	needs: check

	- name: Add lintr options
	run: \|
	cat('\noptions(lintr.linter_file = ".lintr")\n', file = "~/.Rprofile", append = TRUE)
	shell: Rscript {0}

	- name: Install package
	run: R CMD INSTALL .

	- name: Extract and lint files changed by this PR
	run: \|
	files <- gh::gh("GET https://api.github.com/repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/files")
	changed_files <- purrr::map_chr(files, "filename")
	all_files <- list.files(recursive = TRUE)
	exclusions_list <- as.list(setdiff(all_files, changed_files))
	lintr::lint_package(exclusions = exclusions_list)
	shell: Rscript {0}
	env:
	LINTR_ERROR_ON_LINT: true

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