fix(biome): send correct language to lsp proxy (#4773)

Since Biome understands `typescriptreact` and `javascriptreact` as
languages, we can send the `filetype` to the LSP, rather than only
sending `typescript` for both `ts` and `tsx` files, or `javascript` for
`js` and `jsx` files.

fixes: #4752

1 files changed, 35 insertions, 0 deletions

diff --git a/test/linter/test_biome.vader b/test/linter/test_biome.vader
new file mode 100644
index 00000000..c2cd9407
--- /dev/null
+++ b/test/linter/test_biome.vader
@@ -0,0 +1,35 @@
+Before:
+  Save g:ale_biome_options
+
+  let g:ale_biome_options = ''
+
+  call ale#assert#SetUpLinterTest('typescript', 'biome')
+  call ale#test#SetFilename('test.ts')
+
+After:
+  call ale#assert#TearDownLinterTest()
+
+Execute(The default biome command should be correct):
+  AssertLinter 'biome', ale#Escape('biome') . ' lsp-proxy'
+
+Execute(The biome command should accept options):
+  let g:ale_biome_options = '--foobar'
+
+  AssertLinter 'biome', ale#Escape('biome') . ' lsp-proxy --foobar'
+
+Execute(Uses the filetype as the language):
+  call ale#test#SetFilename('test.ts')
+  set filetype=typescript
+  AssertLSPLanguage 'typescript'
+
+  call ale#test#SetFilename('test.tsx')
+  set filetype=typescriptreact
+  AssertLSPLanguage 'typescriptreact'
+
+  call ale#test#SetFilename('test.js')
+  set filetype=javascript
+  AssertLSPLanguage 'javascript'
+
+  call ale#test#SetFilename('test.jsx')
+  set filetype=javascriptreact
+  AssertLSPLanguage 'javascriptreact'