go back to macOS with pak

Author: topepo

.github/workflows/pkgdown.yaml

@@ -1,45 +1,44 @@
 on:
   push:
     branches:
+      - master
       - main
+  pull_request:
+    branches:
       - master
-    tags:
-      -'*'
+      - main
 
 name: pkgdown
 
 jobs:
   pkgdown:
-    runs-on: ubuntu-18.04
+    runs-on: macOS-latest
     env:
-      RSPM: https://packagemanager.rstudio.com/cran/__linux__/bionic/latest
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
-
     steps:
       - uses: actions/checkout@v2
 
       - uses: r-lib/actions/setup-r@v1
-        id: install-r
 
       - uses: r-lib/actions/setup-pandoc@v1
 
+      - name: System dependencies
+        run: brew install harfbuzz fribidi
+
       - name: Install pak and query dependencies
         run: |
           install.packages("pak", repos = "https://r-lib.github.io/p/pak/dev/")
           saveRDS(pak::pkg_deps("local::.", dependencies = TRUE), ".github/r-depends.rds")
         shell: Rscript {0}
 
-      - name: Restore R package cache
+      - name: Cache R packages
         uses: actions/cache@v2
         with:
-          path: |
-            ${{ env.R_LIBS_USER }}/*
-            !${{ env.R_LIBS_USER }}/pak
-          key: ubuntu-18.04-${{ steps.install-r.outputs.installed-r-version }}-1-${{ hashFiles('.github/r-depends.rds') }}
-          restore-keys: ubuntu-18.04-${{ steps.install-r.outputs.installed-r-version }}-1-
+          path: ${{ env.R_LIBS_USER }}
+          key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/r-depends.rds') }}
+          restore-keys: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-
 
       - name: Install system dependencies
-        if: runner.os == 'Linux'
         run: |
           pak::local_system_requirements(execute = TRUE)
           pak::pkg_system_requirements("pkgdown", execute = TRUE)
@@ -53,7 +52,6 @@ jobs:
           pak::pkg_install("pkgdown")
         shell: Rscript {0}
 
-
       - name: Install Miniconda
         run: |
           Rscript -e "pak::pkg_install('rstudio/reticulate')"
@@ -72,8 +70,14 @@ jobs:
       - name: Install package
         run: R CMD INSTALL .
 
-      - name: Build and deploy pkgdown site
+      - name: Build site
+        if: github.ref != 'refs/heads/master'
+        run: |
+          Rscript -e 'pkgdown::build_site()'
+
+      - name: Deploy package
+        if: github.ref == 'refs/heads/master'
         run: |
-          git config --local user.name "$GITHUB_ACTOR"
-          git config --local user.email "[email protected]"
+          git config --local user.email "[email protected]"
+          git config --local user.name "GitHub Actions"
           Rscript -e 'pkgdown::deploy_to_branch(new_process = FALSE)'