mesh-build-go: a unit level whose gofmt or vet fails still runs its tests, so one check names every failure

The operator, 2026-11-02: a failed check showed only its first fault, and a group needed a run per fault.

Claude-Session: https://claude.ai/code/session_01NcbgfJ9Gum47zkFKWRaovL

modules/mesh-build-go/cmd/mesh-build-go/lint_test.go

@@ -72,7 +72,8 @@ func TestTheUnitLevelRunsGofmtAndVetWithEveryTag(t *testing.T) {
 	}
 }
 
-// 1887/D7-go: through the step, the unit level of a tree holding an unformatted file fails, naming the file.
+// 1887/D7-go: through the step, the unit level of a tree holding an unformatted file fails, naming the file; its tests
+// still run, so one check names the lint's failure and every failing test (the operator, 2026-11-02).
 func TestAnUnformattedFileFailsTheUnitLevel(t *testing.T) {
 	m, states, ws, calls := workspaceFor(t, "empty")
 	tree := filepath.Join(m.Work, ws, "tree")
@@ -85,11 +86,13 @@ func TestAnUnformattedFileFailsTheUnitLevel(t *testing.T) {
 	if res.Passed || len(res.Failed) != 1 || res.Failed[0].Test != "gofmt" || !strings.Contains(res.Failed[0].Output, "x.go") {
 		t.Fatalf("result = %+v, want the level failed naming x.go", res)
 	}
-	// Review round 2 item 5: before the level's tests, which do not run once gofmt failed.
+	// Review round 2 item 5: before the level's tests, which still run once gofmt failed.
+	tested := false
 	for _, c := range *calls {
-		if strings.Contains(c.line, " test -json") {
+		tested = tested || strings.Contains(c.line, " test -json")
-			t.Errorf("the tests ran after gofmt failed: %s", c.line)
+	}
-		}
+	if !tested {
+		t.Errorf("the tests did not run after gofmt failed: %v", *calls)
 	}
 }
 

modules/mesh-build-go/cmd/mesh-build-go/test.go

@@ -250,7 +250,8 @@ func (m *Module) runLevel(ctx context.Context, tree string, o levelOpts) (*TestR
 	}
 	if o.level == LevelUnit {
 		// gofmt and go vet of each directory the level runs come before its tests (ADR 0529 §1; issue 1887 D7-go): a
-		// directory that fails them fails the level at once, and their time is the result's Lint.
+		// directory that fails them fails the level, named first, and the tests still run, so one check names the lint's
+		// failures and every failing test (the operator, 2026-11-02); their time is the result's Lint.
 		linted := m.clock()
 		failed, err := m.lintAll(ctx, run, tree, todo, func(d string) []string {
 			return append(m.goEnvFor(filepath.Join(tree, d)), o.env...)
@@ -259,11 +260,7 @@ func (m *Module) runLevel(ctx context.Context, tree string, o levelOpts) (*TestR
 			return nil, err
 		}
 		res.Lint = m.clock().Sub(linted).Seconds()
-		if len(failed) > 0 {
+		res.Failed = failed
-			res.Failed = failed
-			res.judge(o.bounds)
-			return res, nil
-		}
 		began = m.clock() // the level's running time is its tests'
 	}
 	runs := make([]dirRun, len(todo))