Run tests on more platforms

Author: nosborn

.github/workflows/ci.yml

@@ -23,9 +23,14 @@ jobs:
           python-version: 3.x
       - uses: pre-commit/action@v3.0.0
 
-  local-test:
+  test:
     needs: pre-commit
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.runs-on }}
+    env:
+      NPM_CONFIG_AUDIT: false
+      NPM_CONFIG_FUND: false
+      NPM_CONFIG_SEND_METRICS: false
+      NPM_CONFIG_UPDATE_NOTIFIER: false
     steps:
       - uses: actions/checkout@v3.0.2
       - name: Test problem matcher
@@ -53,3 +58,15 @@ jobs:
           files: .
           ignore-path: examples/.markdownlintignore
           rules: examples/rules/custom.js
+    strategy:
+      matrix:
+        runs-on:
+          - macos-10.15
+          - macos-11
+          - macos-12
+          - ubuntu-18.04
+          - ubuntu-20.04
+          - ubuntu-22.04
+          - windows-2016
+          - windows-2019
+          - windows-2022

.pre-commit-config.yaml

@@ -32,4 +32,4 @@ repos:
     hooks:
       - id: actionlint-docker
 
-minimum_pre_commit_version: !!str 2.19
+minimum_pre_commit_version: !!str 2.16

action.yml

@@ -54,13 +54,19 @@ runs:
         version="$(npm view --json markdownlint-cli@${INPUT_CLI_VERSION:?} | jq -r .version)"
         major_version="$(cut -d . -f 1 <<<"${version}")"
         minor_version="$(cut -d . -f 2 <<<"${version}")"
-        prefix="${RUNNER_TOOL_CACHE:-${RUNNER_TEMP:?}}/markdownlint-cli/${version}"
+        case "${RUNNER_OS:?}" in
+          Windows) prefix="${RUNNER_TOOL_CACHE:-${RUNNER_TEMP:?}}\\markdownlint-cli\\${version}" ;;
+          *) prefix="${RUNNER_TOOL_CACHE:-${RUNNER_TEMP:?}}/markdownlint-cli/${version}" ;;
+        esac
         mkdir -p "${prefix}"
         # FIXME: --global and --production are deprecated
         NPM_CONFIG_PREFIX="${prefix}" npm install --global --production "markdownlint-cli@${version}"
         echo '::endgroup::'
 
-        markdownlint="${prefix}/bin/markdownlint"
+        case "${RUNNER_OS:?}" in
+          Windows) markdownlint="${prefix}\\markdownlint" ;;
+          *) markdownlint="${prefix}/bin/markdownlint" ;;
+        esac
         markdownlint+="${INPUT_CONFIG_FILE:+ -c ${INPUT_CONFIG_FILE:?}}"
         if [[ ${major_version} -gt 0 ]] || [[ ${minor_version} -ge 30 ]]; then
           markdownlint+="${INPUT_DISABLE:+ --disable ${INPUT_DISABLE:?}}"