From c497d173b24b1b8247fac9e996e5c0fe690c1769 Mon Sep 17 00:00:00 2001
From: Lukasz Kasprzak <lukas@labunix.xyz>
Date: Mon, 14 Sep 2026 21:43:23 +0200
Subject: plan 9: undo review matches review, --min-age validated, future
 mtimes, rule names, conflict enum, dependency gate, absolute tool paths

---
 internal/plan/conflict.go  |  5 ++++-
 internal/plan/enum_test.go | 27 +++++++++++++++++++++++++++
 2 files changed, 31 insertions(+), 1 deletion(-)

(limited to 'internal/plan')

diff --git a/internal/plan/conflict.go b/internal/plan/conflict.go
index c4c6b64..c660a8b 100644
--- a/internal/plan/conflict.go
+++ b/internal/plan/conflict.go
@@ -120,10 +120,13 @@ func resolveConflict(kind Kind, policy config.Conflict, src, dst string, d Disk,
 		// displaces nothing.
 		resolved, skip := suffixed(dst, d, c)
 		return resolved, skip, ""
-	default: // config.ConflictSuffix
+	case config.ConflictSuffix:
 		resolved, skip := suffixed(dst, d, c)
 		return resolved, skip, ""
 	}
+	// Every policy has its own branch (review cli F13): a new one must not
+	// quietly plan as another.
+	panic(fmt.Sprintf("plan: unknown config.Conflict %d", int(policy)))
 }
 
 // maxSuffixAttempts bounds suffixed(): it is unbounded by design and
diff --git a/internal/plan/enum_test.go b/internal/plan/enum_test.go
index 6458f5f..5e4f645 100644
--- a/internal/plan/enum_test.go
+++ b/internal/plan/enum_test.go
@@ -45,3 +45,30 @@ func TestEveryKindIsNamed(t *testing.T) {
 		}()
 	}
 }
+
+// TestEveryConflictPolicyIsPlanned: every config.Conflict value is resolved
+// by its own branch; an unknown value panics instead of quietly planning as
+// suffix (review cli F13). Conflict is an iota block from 0.
+func TestEveryConflictPolicyIsPlanned(t *testing.T) {
+	policies, err := enumtest.Names("../config/settings.go", "Conflict")
+	if err != nil {
+		t.Fatal(err)
+	}
+	d := fakeDisk{exists: map[string]bool{"/r/b.pdf": true}}
+	for i, name := range policies {
+		func() {
+			defer func() {
+				if r := recover(); r != nil {
+					t.Errorf("config.%s is not planned: %v", name, r)
+				}
+			}()
+			resolveConflict(Move, config.Conflict(i), "/r/a.pdf", "/r/b.pdf", d, claimed{})
+		}()
+	}
+	defer func() {
+		if recover() == nil {
+			t.Error("an unknown conflict policy did not panic")
+		}
+	}()
+	resolveConflict(Move, config.Conflict(len(policies)), "/r/a.pdf", "/r/b.pdf", d, claimed{})
+}
-- 
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