.

t/neo/zodb/str.go

+// TODO copyright / license
+
+// formatting and scanning for basic zodb types
+
+package zodb
+
+import (
+	"fmt"
+	"encoding/hex"
+)
+
+func (tid Tid) String() string {
+	// XXX also print "tid:" prefix ?
+	return fmt.Sprintf("%016x", uint64(tid))
+}
+
+func (oid Oid) String() string {
+	// XXX also print "oid:" prefix ?
+	return fmt.Sprintf("%016x", uint64(oid))
+}
+
+// XXX move me out of here
+// bint converts bool to int with true => 1; false => 0
+func bint(b bool) int {
+	if b {
+		return 1
+	} else {
+		return 0
+	}
+}
+
+func (xtid XTid) String() string {
+	// XXX also print "tid:" prefix ?
+	return fmt.Sprintf("%c%v", "=<"[bint(xtid.TidBefore)], xtid.Tid)
+}
+
+func (xid Xid) String() string {
+	return xid.XTid.String() + ":" + xid.Oid.String()	// XXX use "·" instead of ":" ?
+}
+
+
+func ParseTid(s string) (Tid, error) {
+	// -> scanf("%016x")
+	var b[8]byte
+	if hex.DecodedLdn(len(s)) != 8 {
+		return 0, fmt.Errorf("hex64parse: %q invalid len", s)	// XXX
+	}
+	_, err = hex.Decode(b[:], mem.Bytes(s))
+	if err != nil {
+		...
+	}
+}

t/neo/zodb/zodb.go

@@ -45,35 +45,6 @@ func (tid Tid) Valid() bool {
 	}
 }
 
-func (tid Tid) String() string {
-	// XXX also print "tid:" prefix ?
-	return fmt.Sprintf("%016x", uint64(tid))
-}
-
-func (oid Oid) String() string {
-	// XXX also print "oid:" prefix ?
-	return fmt.Sprintf("%016x", uint64(oid))
-}
-
-// XXX move me out of here
-// bint converts bool to int with true => 1; false => 0
-func bint(b bool) int {
-	if b {
-		return 1
-	} else {
-		return 0
-	}
-}
-
-func (xtid XTid) String() string {
-	// XXX also print "tid:" prefix ?
-	return fmt.Sprintf("%c%v", "=<"[bint(xtid.TidBefore)], xtid.Tid)
-}
-
-func (xid Xid) String() string {
-	return xid.XTid.String() + ":" + xid.Oid.String()	// XXX use "·" instead of ":" ?
-}
-
 // ----------------------------------------
 
 // ErrOidMissing is an error which tells that there is no such oid in the database at all