fix(go.sum): update ResolveSpec dependency to v1.0.87

vendor/github.com/pgvector/pgvector-go/pgx/register.go

@@ -0,0 +1,49 @@
+package pgx
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+func RegisterTypes(ctx context.Context, conn *pgx.Conn) error {
+	var vectorOid *uint32
+	var vectorArrayOid *uint32
+	var halfvecOid *uint32
+	var halfvecArrayOid *uint32
+	var sparsevecOid *uint32
+	var sparsevecArrayOid *uint32
+	err := conn.QueryRow(ctx, "SELECT to_regtype('vector')::oid, to_regtype('_vector')::oid, to_regtype('halfvec')::oid, to_regtype('_halfvec')::oid, to_regtype('sparsevec')::oid, to_regtype('_sparsevec')::oid").Scan(&vectorOid, &vectorArrayOid, &halfvecOid, &halfvecArrayOid, &sparsevecOid, &sparsevecArrayOid)
+	if err != nil {
+		return err
+	}
+
+	if vectorOid == nil {
+		return fmt.Errorf("vector type not found in the database")
+	}
+
+	tm := conn.TypeMap()
+	registerType(tm, "vector", vectorOid, vectorArrayOid, &VectorCodec{})
+
+	if halfvecOid != nil {
+		registerType(tm, "halfvec", halfvecOid, halfvecArrayOid, &HalfVectorCodec{})
+	}
+
+	if sparsevecOid != nil {
+		registerType(tm, "sparsevec", sparsevecOid, sparsevecArrayOid, &SparseVectorCodec{})
+	}
+
+	return nil
+}
+
+func registerType(tm *pgtype.Map, name string, oid *uint32, arrayOid *uint32, codec pgtype.Codec) {
+	t := pgtype.Type{Name: name, OID: *oid, Codec: codec}
+	tm.RegisterType(&t)
+
+	// should never be nil
+	if arrayOid != nil {
+		tm.RegisterType(&pgtype.Type{Name: "_" + name, OID: *arrayOid, Codec: &pgtype.ArrayCodec{ElementType: &t}})
+	}
+}