Add linters (#1)

* Add linters and ignore antigen.zsh

.editorconfig

@@ -17,10 +17,13 @@ indent_size = 2
 indent_size = 2
 tab_width = 2
 
-shell_variant      = posix # like -ln=posix
-binary_next_line   = true  # like -bn
-switch_case_indent = true  # like -ci
-space_redirects    = true  # like -sr
-keep_padding       = false # like -kp
-function_next_line = true  # like -fn
-never_split        = true  # like -ns
+shell_variant = posix # like -ln=posix
+binary_next_line = true # like -bn
+switch_case_indent = true # like -ci
+space_redirects = true # like -sr
+keep_padding = false # like -kp
+function_next_line = true # like -fn
+never_split = true # like -ns
+
+[local/bin/antigen.zsh]
+ignore = true

.github/workflows/linters.yml

@@ -0,0 +1,43 @@
+name: reviewdog
+on: [ push ]
+jobs:
+  linters:
+    name: Linters
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: GitHub Actions
+        uses: reviewdog/action-actionlint@v1
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: github-pr-review
+
+      - name: detect-secrets
+        uses: reviewdog/action-detect-secrets@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: github-pr-review
+
+      - name: markdownlint
+        uses: reviewdog/action-markdownlint@v0
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: github-pr-review
+
+      - name: shfmt
+        uses: reviewdog/action-shfmt@v1
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          shfmt_flags: |
+            --find
+            --list
+            --write
+            --diff
+            --simplify
+            --language-dialect bash
+            --indent 2
+            --binary-next-line
+            --case-indent
+            --space-redirects
+            --func-next-line

local/bin/dfm

@@ -94,6 +94,7 @@ function section_dotfiles
     shfmt)
       # Format shell scripts according to following rules.
       shfmt \
+        --find \
         --list \
         --write \
         --diff \
@@ -104,13 +105,7 @@ function section_dotfiles
         --case-indent \
         --space-redirects \
         --func-next-line \
-        "$DOTFILES" \
-        "$DOTFILES/local/bin/dfm" \
-        "$DOTFILES/local/bin/x-check-git-attributes" \
-        "$DOTFILES/local/bin/x-open-ports" \
-        "$DOTFILES/config/alias" \
-        "$DOTFILES/config/exports" \
-        "$DOTFILES/config/functions"
+        "$DOTFILES"
       ;;
     *)
       echo "$USAGE_PREFIX [link | update | shfmt]"