From 6a151510dac7985a4825d5e05539063a2ce6a610 Mon Sep 17 00:00:00 2001
From: Martin Czygan <martin.czygan@gmail.com>
Date: Tue, 15 Jun 2021 04:32:53 +0200
Subject: zippy: include raw ref when unmatched for debugging

---
 skate/schema.go     |  3 +++
 skate/zippy.go      |  1 +
 skate/zippy_test.go | 17 +++++++++++++++--
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/skate/schema.go b/skate/schema.go
index d36a771..7f707f3 100644
--- a/skate/schema.go
+++ b/skate/schema.go
@@ -345,6 +345,9 @@ type BiblioRef struct {
 	MatchReason            string `json:"match_reason,omitempty"`
 	TargetUnstructured     string `json:"target_unstructured,omitempty"`
 	TargetCSL              string `json:"target_csl,omitempty"`
+	Extra                  struct {
+		Ref Ref `json:"ref"` // keep the raw original ref around (e.g. for unmatched)
+	} `json:"extra"`
 }
 
 // ReleaseCluster, a list of match candidates. This is typically serialized as a
diff --git a/skate/zippy.go b/skate/zippy.go
index 2283733..69877b7 100644
--- a/skate/zippy.go
+++ b/skate/zippy.go
@@ -388,6 +388,7 @@ func matchedRefsExtend(matched []*BiblioRef, refs []*Ref, stats *statsAugment) [
 		// Reuse fields for debugging, for now.
 		bref.MatchStatus = StatusUnmatched.Short()
 		bref.MatchReason = ReasonUnknown.Short()
+		bref.Extra.Ref = *r
 		matched = append(matched, &bref)
 	}
 	return matched
diff --git a/skate/zippy_test.go b/skate/zippy_test.go
index 16aa74d..817626b 100644
--- a/skate/zippy_test.go
+++ b/skate/zippy_test.go
@@ -193,6 +193,18 @@ func TestMatchedRefsExtend(t *testing.T) {
 					MatchStatus:        StatusUnmatched.Short(),
 					MatchReason:        ReasonUnknown.Short(),
 					SourceYear:         "0",
+					Extra: struct {
+						Ref Ref `json:"ref"`
+					}{
+						Ref: Ref{
+							ReleaseIdent: "0000",
+							Biblio: Biblio{
+								Title: "Title",
+							},
+							Index: 3,
+							Key:   "K3",
+						},
+					},
 				},
 			},
 		},
@@ -223,10 +235,11 @@ func TestMatchedRefsExtend(t *testing.T) {
 			},
 		},
 	}
-	for _, c := range cases {
+	for i, c := range cases {
 		result := matchedRefsExtend(c.matched, c.refs, &statsAugment{})
 		if !reflect.DeepEqual(result, c.result) {
-			t.Fatalf("got %v, want %v (%v)", result, c.result, pretty.Diff(result, c.result))
+			t.Fatalf("[%d]: got %v, want %v (%v)",
+				i+1, result, c.result, pretty.Diff(result, c.result))
 		}
 	}
 }
-- 
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