Add stylelint linter (#8)

* Add stylelint linter

* Add to linter init module

* Add stylelint find

README.md

@@ -45,5 +45,6 @@
 - [x] [pylint](https://github.com/PyCQA/pylint)
 - [ ] [rubocop](https://github.com/rubocop/rubocop)
 - [ ] [shellcheck](https://github.com/koalaman/shellcheck)
+- [ ] [stylelint](https://stylelint.io/)
 
 ## License MIT

lua/guard-collection/linter/init.lua

@@ -10,4 +10,5 @@ return {
   rubocop = require('guard-collection.linter.rubocop'),
   selene = require('guard-collection.linter.selene'),
   shellcheck = require('guard-collection.linter.shellcheck'),
+  stylelint = require('guard-collection.linter.stylelint'),
 }

lua/guard-collection/linter/stylelint.lua

@@ -0,0 +1,37 @@
+local lint = require('guard.lint')
+
+return {
+  cmd = 'stylelint',
+  args = { '--formatter', 'json', '--stdin', '--stdin-filename' },
+  stdin = true,
+  fname = true,
+  fine = {
+    '.stylelintrc',
+    '.stylelintrc.cjs',
+    '.stylelintrc.js',
+    '.stylelintrc.json',
+    '.stylelintrc.yaml',
+    '.stylelintrc.yml',
+    'stylelint.config.cjs',
+    'stylelint.config.mjs',
+    'stylelint.config.js',
+  },
+  parse = lint.from_json({
+    get_diagnostics = function(...)
+      return vim.json.decode(...)[1].warnings
+    end,
+    attributes = {
+      lnum = 'line',
+      end_lnum = 'endLine',
+      col = 'column',
+      end_col = 'endColumn',
+      message = 'text',
+      code = 'rule',
+    },
+    severities = {
+      warning = lint.severities.warning,
+      error = lint.severities.error,
+    },
+    source = 'stylelint',
+  }),
+}