Update main.yml

.github/workflows/main.yml

@@ -1,68 +1,54 @@
-on: [push, pull_request]
+# For help debugging build failures open an issue on the RStudio community with the 'github-actions' tag.
+# https://community.rstudio.com/new-topic?category=Package%20development&tags=github-actions
+on:
+  push:
+    branches:
+      - main
+      - master
+  pull_request:
+    branches:
+      - main
+      - master
 
 name: R-CMD-check
 
 jobs:
   R-CMD-check:
-    runs-on: ${{ matrix.config.os }}
-
-    name: ${{ matrix.config.os }} (${{ matrix.config.r }})
-
-    strategy:
-      fail-fast: false
-      matrix:
-        config:
-        - { os: windows-latest, r: '3.6', args: "--no-manual"}
-        - { os: macOS-latest, r: '3.6'}
-        - { os: macOS-latest, r: 'devel', args: "--no-manual"}
-        - { os: ubuntu-16.04, r: '3.5', cran: "https://demo.rstudiopm.com/all/__linux__/xenial/latest", args: "--no-manual" }
-        - { os: ubuntu-16.04, r: '3.6', cran: "https://demo.rstudiopm.com/all/__linux__/xenial/latest", args: "--no-manual" }
-
+    runs-on: macOS-latest
     env:
-      R_REMOTES_NO_ERRORS_FROM_WARNINGS: true
-      CRAN: ${{ matrix.config.cran }}
-
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v1
-
-      - uses: r-lib/actions/setup-r@master
-        with:
-          r-version: ${{ matrix.config.r }}
-
-      - uses: r-lib/actions/setup-pandoc@master
+      - uses: actions/checkout@v2
+      - uses: r-lib/actions/setup-r@v1
+      - uses: r-lib/actions/setup-pandoc@v1
 
-      - uses: r-lib/actions/setup-tinytex@master
-        if: contains(matrix.config.args, 'no-manual') == false
+      - name: Query dependencies
+        run: |
+          install.packages('remotes')
+          saveRDS(remotes::dev_package_deps(dependencies = TRUE), ".github/depends.Rds", version = 2)
+          writeLines(sprintf("R-%i.%i", getRversion()$major, getRversion()$minor), ".github/R-version")
+        shell: Rscript {0}
 
       - name: Cache R packages
-        uses: actions/cache@v1
+        uses: actions/cache@v2
         with:
           path: ${{ env.R_LIBS_USER }}
-          key: ${{ runner.os }}-r-${{ matrix.config.r }}-${{ hashFiles('DESCRIPTION') }}
+          key: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-${{ hashFiles('.github/depends.Rds') }}
+          restore-keys: ${{ runner.os }}-${{ hashFiles('.github/R-version') }}-1-
 
-      - name: Install system dependencies
-        if: runner.os == 'Linux'
-        env:
-          RHUB_PLATFORM: linux-x86_64-ubuntu-gcc
-        run: |
-          Rscript -e "install.packages('remotes')" -e "remotes::install_github('r-hub/sysreqs')"
-          sysreqs=$(Rscript -e "cat(sysreqs::sysreq_commands('DESCRIPTION'))")
-          sudo -s eval "$sysreqs"
       - name: Install dependencies
-        run: Rscript -e "install.packages('remotes')" -e "remotes::install_deps(dependencies = TRUE)" -e "remotes::install_cran('rcmdcheck')"
+        run: |
+          install.packages(c("remotes", "rcmdcheck"))
+          remotes::install_deps(dependencies = TRUE)
+          remotes::install_cran("covr")
+        shell: Rscript {0}
 
       - name: Check
-        run: Rscript -e "rcmdcheck::rcmdcheck(args = '${{ matrix.config.args }}', error_on = 'warning', check_dir = 'check')"
-
-      - name: Upload check results
-        if: failure()
-        uses: actions/upload-artifact@master
-        with:
-          name: ${{ runner.os }}-r${{ matrix.config.r }}-results
-          path: check
-
-      - name: Test coverage
-        if: matrix.config.os == 'macOS-latest' && matrix.config.r == '3.6'
         run: |
-          Rscript -e 'remotes::install_github("r-lib/covr@gh-actions")'
-          Rscript -e 'covr::codecov(token = "${{secrets.CODECOV_TOKEN}}")'
+          options(crayon.enabled = TRUE)
+          rcmdcheck::rcmdcheck(args = "--no-manual", error_on = "error")
+        shell: Rscript {0}
+#
+#       - name: Test coverage
+#         run: covr::codecov()
+#         shell: Rscript {0}