Added source and user marks to opportunities type. Any ignored errors are deferred to //nolint with a comment instead of being silently dropped

internal/findATender/typeConvert.go

@@ -144,6 +144,7 @@ func convertOne(release *ocds.Release) *types.Opportunity {
 		UUIDType:  "ocid",
 		BuyerId:   ocdsGetBuyerId(release),
 		BuyerName: ocdsGetBuyerName(release),
+		Source:    "FindATender",
 	}
 
 	if release.Tender != nil {

internal/findATender/typeConvert_test.go

@@ -328,3 +328,28 @@ func TestConvertSameDate(t *testing.T) {
 		t.Fatalf("got %+v, want one opportunity titled %q", got, "second")
 	}
 }
+
+// Every converted opportunity records that it came from Find a Tender,
+// whether or not its release has a tender.
+func TestConvertSetsSource(t *testing.T) {
+	const want = "FindATender"
+
+	for name, release := range map[string]*ocds.Release{
+		"with tender": {OCID: "ocds-a", ID: "1", Tender: &ocds.Tender{Title: "A"}},
+		"nil tender":  {OCID: "ocds-b", ID: "1"},
+	} {
+		if got := convertOne(release).Source; got != want {
+			t.Errorf("convertOne (%s): Source = %q, want %q", name, got, want)
+		}
+	}
+
+	for _, o := range Convert([]ocds.Release{
+		{OCID: "ocds-a", ID: "1", Tender: &ocds.Tender{Title: "A"}},
+		{OCID: "ocds-a", ID: "2", Tender: &ocds.Tender{Title: "A amended"}},
+		{OCID: "ocds-b", ID: "1"},
+	}) {
+		if o.Source != want {
+			t.Errorf("Convert: %s Source = %q, want %q", o.UUID, o.Source, want)
+		}
+	}
+}