feat: useExportsLast

crates/biome_js_analyze/tests/specs/nursery/useExportsLast/invalid.js

@@ -0,0 +1,3 @@
+export const a = 1;
+
+const b = 2;

crates/biome_js_analyze/tests/specs/nursery/useExportsLast/invalid.js.snap

@@ -0,0 +1,29 @@
+---
+source: crates/biome_js_analyze/tests/spec_tests.rs
+expression: invalid.js
+---
+# Input
+```jsx
+export const a = 1;
+
+const b = 2;
+
+```
+
+# Diagnostics
+```
+invalid.js:1:20 lint/nursery/useExportsLast ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+
+  ! All exports should be declared after all non-export statements.
+  
+  > 1 │ export const a = 1;
+      │                    
+  > 2 │ 
+  > 3 │ const b = 2;
+      │ ^^^^^^^^^^^^
+    4 │ 
+  
+  i Move this statement before the export statements to keep all exports at the end of the module.
+  
+
+```

crates/biome_js_analyze/tests/specs/nursery/useExportsLast/valid.js

@@ -0,0 +1,4 @@
+const a = 1;
+const b = 2;
+
+export { a };