Add support for astro (#4780)

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

16 files changed, 114 insertions, 2 deletions

diff --git a/ale_linters/astro/eslint.vim b/ale_linters/astro/eslint.vim
new file mode 100644
index 00000000..9fb51ad2
--- /dev/null
+++ b/ale_linters/astro/eslint.vim
@@ -0,0 +1,11 @@
+" Author: Hyuksang Kwon <gwonhyuksang@gmail.com>
+" Description: eslint for astro files
+
+call ale#linter#Define('astro', {
+\   'name': 'eslint',
+\   'output_stream': 'both',
+\   'executable': function('ale#handlers#eslint#GetExecutable'),
+\   'cwd': function('ale#handlers#eslint#GetCwd'),
+\   'command': function('ale#handlers#eslint#GetCommand'),
+\   'callback': 'ale#handlers#eslint#HandleJSON',
+\})
diff --git a/autoload/ale/fix/registry.vim b/autoload/ale/fix/registry.vim
index 38a87153..661fa1e1 100644
--- a/autoload/ale/fix/registry.vim
+++ b/autoload/ale/fix/registry.vim
@@ -137,7 +137,7 @@ let s:default_registry = {
 \   },
 \   'eslint': {
 \       'function': 'ale#fixers#eslint#Fix',
-\       'suggested_filetypes': ['javascript', 'typescript'],
+\       'suggested_filetypes': ['javascript', 'typescript', 'astro'],
 \       'description': 'Apply eslint --fix to a file.',
 \   },
 \   'mix_format': {
@@ -152,7 +152,7 @@ let s:default_registry = {
 \   },
 \   'prettier': {
 \       'function': 'ale#fixers#prettier#Fix',
-\       'suggested_filetypes': ['javascript', 'typescript', 'css', 'less', 'scss', 'json', 'json5', 'graphql', 'markdown', 'vue', 'svelte', 'html', 'yaml', 'openapi', 'ruby'],
+\       'suggested_filetypes': ['javascript', 'typescript', 'css', 'less', 'scss', 'json', 'json5', 'graphql', 'markdown', 'vue', 'svelte', 'html', 'yaml', 'openapi', 'ruby', 'astro'],
 \       'description': 'Apply prettier to a file.',
 \   },
 \   'prettier_eslint': {
diff --git a/autoload/ale/fixers/prettier.vim b/autoload/ale/fixers/prettier.vim
index 8a67e2ff..c9210e63 100644
--- a/autoload/ale/fixers/prettier.vim
+++ b/autoload/ale/fixers/prettier.vim
@@ -79,6 +79,7 @@ function! ale#fixers#prettier#ApplyFixForVersion(buffer, version) abort
         \    'openapi': 'yaml',
         \    'html': 'html',
         \    'ruby': 'ruby',
+        \    'astro': 'astro',
         \}
 
         for l:filetype in l:filetypes
diff --git a/autoload/ale/linter.vim b/autoload/ale/linter.vim
index fb30fb11..618557d7 100644
--- a/autoload/ale/linter.vim
+++ b/autoload/ale/linter.vim
@@ -40,6 +40,7 @@ let s:default_ale_linter_aliases = {
 " NOTE: Update the g:ale_linters documentation when modifying this.
 let s:default_ale_linters = {
 \   'apkbuild': ['apkbuild_lint', 'secfixes_check'],
+\   'astro': ['eslint'],
 \   'csh': ['shell'],
 \   'elixir': ['credo', 'dialyxir', 'dogma'],
 \   'go': ['gofmt', 'golangci-lint', 'gopls', 'govet'],
diff --git a/doc/ale-astro.txt b/doc/ale-astro.txt
new file mode 100644
index 00000000..0132aa80
--- /dev/null
+++ b/doc/ale-astro.txt
@@ -0,0 +1,16 @@
+===============================================================================
+ALE Astro Integration                                       *ale-astro-options*
+
+
+===============================================================================
+eslint                                                       *ale-astro-eslint*
+
+See |ale-javascript-eslint| for information about the available options.
+
+===============================================================================
+prettier                                                   *ale-astro-prettier*
+
+See |ale-javascript-prettier| for information about the available options.
+
+===============================================================================
+  vim:tw=78:ts=2:sts=2:sw=2:ft=help:norl:
diff --git a/doc/ale-supported-languages-and-tools.txt b/doc/ale-supported-languages-and-tools.txt
index 37cc8335..ec787d22 100644
--- a/doc/ale-supported-languages-and-tools.txt
+++ b/doc/ale-supported-languages-and-tools.txt
@@ -37,6 +37,9 @@ Notes:
 * ASM
   * `gcc`
   * `llvm-mc`
+* Astro
+  * `eslint`
+  * `prettier`
 * AVRA
   * `avra`
 * Awk
diff --git a/doc/ale.txt b/doc/ale.txt
index e235e44c..d9be7682 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -2899,6 +2899,9 @@ documented in additional help files.
   asm.....................................|ale-asm-options|
     gcc...................................|ale-asm-gcc|
     llvm_mc...............................|ale-asm-llvm_mc|
+  astro...................................|ale-astro-options|
+    eslint................................|ale-astro-eslint|
+    prettier..............................|ale-astro-prettier|
   avra....................................|ale-avra-options|
     avra..................................|ale-avra-avra|
   awk.....................................|ale-awk-options|
diff --git a/supported-tools.md b/supported-tools.md
index fee80d23..f49b5a02 100644
--- a/supported-tools.md
+++ b/supported-tools.md
@@ -46,6 +46,9 @@ formatting.
 * ASM
   * [gcc](https://gcc.gnu.org)
   * [llvm-mc](https://llvm.org)
+* Astro
+  * [eslint](http://eslint.org/)
+  * [prettier](https://github.com/prettier/prettier)
 * AVRA
   * [avra](https://github.com/Ro5bert/avra)
 * Awk
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