test(cli): add compact JSON reporter file regression coverage

crates/biome_cli/tests/cases/reporter_json.rs

@@ -208,6 +208,43 @@ fn reports_diagnostics_json_check_command_file() {
     ));
 }
 
+#[test]
+fn reports_diagnostics_json_compact_check_command_file() {
+    let fs = MemoryFileSystem::default();
+    let mut console = BufferConsole::default();
+
+    let file_path1 = Utf8Path::new("main.ts");
+    fs.insert(file_path1.into(), MAIN_1.as_bytes());
+
+    let file_path2 = Utf8Path::new("index.ts");
+    fs.insert(file_path2.into(), MAIN_2.as_bytes());
+
+    let (fs, result) = run_cli(
+        fs,
+        &mut console,
+        Args::from(
+            [
+                "check",
+                "--reporter=json",
+                "--reporter-file=file.json",
+                file_path1.as_str(),
+                file_path2.as_str(),
+            ]
+            .as_slice(),
+        ),
+    );
+
+    assert!(result.is_err(), "run_cli returned {result:?}");
+
+    assert_cli_snapshot(SnapshotPayload::new(
+        module_path!(),
+        "reports_diagnostics_json_compact_check_command_file",
+        fs,
+        console,
+        result,
+    ));
+}
+
 #[test]
 fn reports_diagnostics_json_with_escaped_quotes() {
     let fs = MemoryFileSystem::default();

crates/biome_cli/tests/snapshots/main_cases_reporter_json/reports_diagnostics_json_compact_check_command_file.snap

@@ -0,0 +1,54 @@
+---
+source: crates/biome_cli/tests/snap_test.rs
+expression: redactor(content)
+---
+## `file.json`
+
+```json
+{"summary":{"changed":0,"unchanged":2,"matches":0,"duration":"<TIME>","errors":16,"warnings":8,"infos":0,"skipped":0,"suggestedFixesSkipped":0,"diagnosticsNotPrinted":0,"scannerDuration":"<TIME>"},"diagnostics":[{"severity":"warning","message":"This import is unused.","category":"lint/correctness/noUnusedImports","location":{"path":"index.ts","start":{"line":1,"column":8},"end":{"line":1,"column":12}},"advices":[]},{"severity":"warning","message":"Several of these imports are unused.","category":"lint/correctness/noUnusedImports","location":{"path":"index.ts","start":{"line":2,"column":10},"end":{"line":2,"column":11}},"advices":[]},{"severity":"warning","message":"This variable f is unused.","category":"lint/correctness/noUnusedVariables","location":{"path":"index.ts","start":{"line":8,"column":5},"end":{"line":8,"column":6}},"advices":[]},{"severity":"warning","message":"This variable f is unused.","category":"lint/correctness/noUnusedVariables","location":{"path":"index.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[]},{"severity":"warning","message":"This import is unused.","category":"lint/correctness/noUnusedImports","location":{"path":"main.ts","start":{"line":1,"column":8},"end":{"line":1,"column":12}},"advices":[]},{"severity":"warning","message":"Several of these imports are unused.","category":"lint/correctness/noUnusedImports","location":{"path":"main.ts","start":{"line":2,"column":10},"end":{"line":2,"column":11}},"advices":[]},{"severity":"warning","message":"This variable f is unused.","category":"lint/correctness/noUnusedVariables","location":{"path":"main.ts","start":{"line":8,"column":5},"end":{"line":8,"column":6}},"advices":[]},{"severity":"warning","message":"This variable f is unused.","category":"lint/correctness/noUnusedVariables","location":{"path":"main.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[]},{"severity":"error","message":"The imports and exports are not sorted.","category":"assist/source/organizeImports","location":{"path":"index.ts","start":{"line":1,"column":1},"end":{"line":1,"column":21}},"advices":[]},{"severity":"error","message":"Using == may be unsafe if you are relying on type coercion.","category":"lint/suspicious/noDoubleEquals","location":{"path":"index.ts","start":{"line":4,"column":3},"end":{"line":4,"column":5}},"advices":[]},{"severity":"error","message":"This is an unexpected use of the debugger statement.","category":"lint/suspicious/noDebugger","location":{"path":"index.ts","start":{"line":6,"column":1},"end":{"line":6,"column":9}},"advices":[]},{"severity":"error","message":"This variable implicitly has the any type.","category":"lint/suspicious/noImplicitAnyLet","location":{"path":"index.ts","start":{"line":8,"column":5},"end":{"line":8,"column":6}},"advices":[]},{"severity":"error","message":"This variable implicitly has the any type.","category":"lint/suspicious/noImplicitAnyLet","location":{"path":"index.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[]},{"severity":"error","message":"Shouldn't redeclare 'z'. Consider to delete it or rename it.","category":"lint/suspicious/noRedeclare","location":{"path":"index.ts","start":{"line":2,"column":10},"end":{"line":2,"column":11}},"advices":[{"start":{"line":1,"column":10},"end":{"line":1,"column":11},"text":"'z' is defined here:"}]},{"severity":"error","message":"Shouldn't redeclare 'f'. Consider to delete it or rename it.","category":"lint/suspicious/noRedeclare","location":{"path":"index.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[{"start":{"line":8,"column":5},"end":{"line":8,"column":6},"text":"'f' is defined here:"}]},{"severity":"error","message":"Formatter would have printed the following content:","category":"format","location":{"path":"index.ts","start":{"line":0,"column":0},"end":{"line":0,"column":0}},"advices":[]},{"severity":"error","message":"The imports and exports are not sorted.","category":"assist/source/organizeImports","location":{"path":"main.ts","start":{"line":1,"column":1},"end":{"line":1,"column":21}},"advices":[]},{"severity":"error","message":"Using == may be unsafe if you are relying on type coercion.","category":"lint/suspicious/noDoubleEquals","location":{"path":"main.ts","start":{"line":4,"column":3},"end":{"line":4,"column":5}},"advices":[]},{"severity":"error","message":"This is an unexpected use of the debugger statement.","category":"lint/suspicious/noDebugger","location":{"path":"main.ts","start":{"line":6,"column":1},"end":{"line":6,"column":9}},"advices":[]},{"severity":"error","message":"This variable implicitly has the any type.","category":"lint/suspicious/noImplicitAnyLet","location":{"path":"main.ts","start":{"line":8,"column":5},"end":{"line":8,"column":6}},"advices":[]},{"severity":"error","message":"This variable implicitly has the any type.","category":"lint/suspicious/noImplicitAnyLet","location":{"path":"main.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[]},{"severity":"error","message":"Shouldn't redeclare 'z'. Consider to delete it or rename it.","category":"lint/suspicious/noRedeclare","location":{"path":"main.ts","start":{"line":2,"column":10},"end":{"line":2,"column":11}},"advices":[{"start":{"line":1,"column":10},"end":{"line":1,"column":11},"text":"'z' is defined here:"}]},{"severity":"error","message":"Shouldn't redeclare 'f'. Consider to delete it or rename it.","category":"lint/suspicious/noRedeclare","location":{"path":"main.ts","start":{"line":9,"column":7},"end":{"line":9,"column":8}},"advices":[{"start":{"line":8,"column":5},"end":{"line":8,"column":6},"text":"'f' is defined here:"}]},{"severity":"error","message":"Formatter would have printed the following content:","category":"format","location":{"path":"main.ts","start":{"line":0,"column":0},"end":{"line":0,"column":0}},"advices":[]}],"command":"check"}
+```
+
+## `index.ts`
+
+```ts
+import { z} from "z"
+import { z, b , a} from "lodash"
+
+a ==b
+
+debugger
+
+let f;
+		let f;
+```
+
+## `main.ts`
+
+```ts
+import { z} from "z"
+import { z, b , a} from "lodash"
+
+a ==b
+
+debugger
+
+let f;
+		let f;
+```
+
+# Termination Message
+
+```block
+check ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
+
+  × Some errors were emitted while running checks.
+
+
+
+```
+
+# Emitted Messages
+
+```block
+The --json option is unstable/experimental and its output might change between patches/minor releases.
+```