Add support for astro (#4780)

* feat: prettier for astro
* feat: eslint for astro
* feat: doc for astro

8 files changed, 74 insertions, 0 deletions

diff --git a/test/fixers/test_eslint_fixer_callback.vader b/test/fixers/test_eslint_fixer_callback.vader
index 2a20243c..5cf58014 100644
--- a/test/fixers/test_eslint_fixer_callback.vader
+++ b/test/fixers/test_eslint_fixer_callback.vader
@@ -304,3 +304,18 @@ Execute(The eslint_d post-processor should handle failing to connect properly):
   \ ale#fixers#eslint#ProcessEslintDOutput(bufnr(''), [
   \   'Could not connect',
   \ ])
+
+Execute(The executable path should be correct for astro app):
+  call ale#test#SetFilename('../test-files/eslint/astro-app/src/pages/index.astro')
+
+  " eslint_d output with an older eslint version is used here.
+  GivenCommandOutput ['v4.4.1 (eslint_d v5.1.0)']
+  AssertFixer
+  \ {
+  \   'read_temporary_file': 1,
+  \   'cwd': ale#path#Simplify(g:dir . '/../test-files/eslint/astro-app'),
+  \   'command': (has('win32') ? 'node.exe ' : '')
+  \     . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/astro-app/node_modules/eslint/bin/eslint.js'))
+  \     . ' -c ' . ale#Escape(ale#path#Simplify(g:dir . '/../test-files/eslint/astro-app/.eslintrc.js'))
+  \     . ' --fix %t',
+  \ }
diff --git a/test/fixers/test_prettier_fixer_callback.vader b/test/fixers/test_prettier_fixer_callback.vader
index 8da13fcd..5726fbc3 100644
--- a/test/fixers/test_prettier_fixer_callback.vader
+++ b/test/fixers/test_prettier_fixer_callback.vader
@@ -293,6 +293,20 @@ Execute(Should set --parser based on first filetype of multiple filetypes):
   \     . ' --stdin-filepath %s --stdin',
   \ }
 
+Execute(Should set --parser based on first filetype of multiple filetypes):
+  call ale#test#SetFilename('../test-files/prettier/testfile')
+
+  set filetype=astro
+
+  GivenCommandOutput ['1.6.0']
+  AssertFixer
+  \ {
+  \   'cwd': '%s:h',
+  \   'command': ale#Escape(g:ale_javascript_prettier_executable)
+  \     . ' --parser astro'
+  \     . ' --stdin-filepath %s --stdin',
+  \ }
+
 Execute(Should set --parser for experimental language, Handlebars):
   call ale#test#SetFilename('../test-files/prettier/testfile.hbs')
 
diff --git a/test/linter/test_eslint.vader b/test/linter/test_eslint.vader
index f4f2e309..6c05fc6d 100644
--- a/test/linter/test_eslint.vader
+++ b/test/linter/test_eslint.vader
@@ -76,3 +76,12 @@ Execute(eslint.js should be run from a containing project with .yarn/sdks):
   AssertLinter b:executable,
   \ (has('win32') ? ale#Escape('node.exe') . ' ' : '')
   \ . ale#Escape(b:executable) . b:args
+
+Execute(astro directories should be detected correctly):
+  call ale#test#SetFilename('../test-files/eslint/astro-app/src/pages/index.astro')
+
+  let b:executable = ale#path#Simplify(g:dir . '/../test-files/eslint/astro-app/node_modules/eslint/bin/eslint.js')
+  AssertLinterCwd ale#path#Simplify(g:dir . '/../test-files/eslint/astro-app')
+  AssertLinter b:executable,
+  \ (has('win32') ? ale#Escape('node.exe') . ' ' : '')
+  \ . ale#Escape(b:executable) . b:args
diff --git a/test/test-files/eslint/astro-app/.eslintrc.js b/test/test-files/eslint/astro-app/.eslintrc.js
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/test/test-files/eslint/astro-app/.eslintrc.js
diff --git a/test/test-files/eslint/astro-app/node_modules/eslint/bin/eslint.js b/test/test-files/eslint/astro-app/node_modules/eslint/bin/eslint.js
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/test/test-files/eslint/astro-app/node_modules/eslint/bin/eslint.js
diff --git a/test/test-files/eslint/astro-app/package.json b/test/test-files/eslint/astro-app/package.json
new file mode 100644
index 00000000..527a99fc
--- /dev/null
+++ b/test/test-files/eslint/astro-app/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "astro-app",
+  "type": "module",
+  "version": "0.0.1",
+  "scripts": {
+    "dev": "astro dev",
+    "start": "astro dev",
+    "build": "astro check && astro build",
+    "preview": "astro preview",
+    "astro": "astro"
+  },
+  "dependencies": {
+    "astro": "^4.8.3",
+    "@astrojs/check": "^0.7.0",
+    "typescript": "^5.4.5"
+  }
+}
\ No newline at end of file
diff --git a/test/test-files/eslint/astro-app/src/pages/index.astro b/test/test-files/eslint/astro-app/src/pages/index.astro
new file mode 100644
index 00000000..2d141073
--- /dev/null
+++ b/test/test-files/eslint/astro-app/src/pages/index.astro
@@ -0,0 +1,16 @@
+---
+
+---
+
+<html lang="en">
+	<head>
+		<meta charset="utf-8" />
+		<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+		<meta name="viewport" content="width=device-width" />
+		<meta name="generator" content={Astro.generator} />
+		<title>Astro</title>
+	</head>
+	<body>
+		<h1>Astro</h1>
+	</body>
+</html>
diff --git a/test/test-files/eslint/astro-app/tsconfig.json b/test/test-files/eslint/astro-app/tsconfig.json
new file mode 100644
index 00000000..77da9dd0
--- /dev/null
+++ b/test/test-files/eslint/astro-app/tsconfig.json
@@ -0,0 +1,3 @@
+{
+  "extends": "astro/tsconfigs/strict"
+}
\ No newline at end of file